Snake river flow forecast. Grande Ronde River at Troy, OR Water Temp: 56.

Snake river flow forecast. 5 ft Action: 10. Aug 9, 2025 · Reliability of the Forecast: Based on unobstructed flow NOTE: Forecasts are issued routinely year-round. Grande Ronde River at Troy, OR Water Temp: 56. Dreamflows-generated graph of realtime flows for Snake River Below Hells Canyon Dam 2 days ago · Flood Impacts 🅘 13. For details, please click here. 10. 07 5651. Fishing Reports - Spokane River, Grande Ronde River, St Joe River North Fork Coeur d'Alene River, NF CDA, and Clark Fork River from Silver Bow Fly Shop staff. Data are available in RDB or CSV formats depending on the service providing the data. 5 ft Discover water data collected at monitoring location USGS-05338500, located in Minnesota and find additional nearby monitoring locations. 2 - Fields and low-lying areas near the river from the Roberts area downstream to near Idaho Falls will have minor flooding or seep/ponding of water. . Some recent data has shown a north/south split in streamflow Snake River Weather in Hell's Canyon The Hells Canyon Dam controls water flow on the Snake River so there are consistent and excellent levels year-round. These basins peaked well above normal in Ap Feb 9, 2025 · Snake River (NE) near Burge NWSLI: BRGN1, Reach ID: 16025619 OBSERVED FORECAST 12 pm Feb 6 12 am Feb 7 12 pm Feb 7 12 am Feb 8 12 pm Feb 8 12 am Feb 9 12 pm Feb 9 12 am Feb 10 13. 73 ft 6:30 AM MDT 18-Sep-2025 5. Reservoir levels current as of midnight on date indicated. 12. 5 days ago · Observed (OBS) 09/17/2025 5:30 PM MDT Official Forecast (FCST) 09/17/2025 9:18 AM MDT Record: 14 ft Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions NOTE: Forecasts are issued routinely year-round. The Wyoming flow report | streamflow & reservoir levels provides essential river data for 131 USGS gauges including streamflow rate, gauge height, water temperature, and more. Hydrographs (showing stages and flows over time) are available through AHPS (Advanced Hydrologic Prediction Service) by clicking site names. 8 - Water encroaches on the lowest homes along the shoreline. In-Depth Fishing Report for The Snake River, Henry's Fork, South Fork of the Snake, Portneuf River as well as surrounding lakes and still waters of Southeast Idaho. Each station record is considered PROVISIONAL until the data are published. Snake River Flow Location: Hells Canyon, ID Gauge ID: HCDI1 Lat:45. Whether your are fishing, viewing wildlife, or enjoying the scenery, floating on this river is an Map of real-time streamflow compared to historical streamflow for the day of the year (United States) 2 days ago · Flood Impacts 🅘 10. The TDG forecasts are produced by the passage model 1 based on historical data, year-to-date observed data, temperature forecasts, projected system operations including flow and spill provided by BPA, and calibrated gas Aug 10, 2025 · Minor: 11. Please ensure to adhere to the fishing regulations for the state. Aug 9, 2025 · Snake River at Nyssa NWSLI: SNYI1, Reach ID: 23409945 OBSERVED FORECAST 5. Sep 12, 2025 · Extended periods of flow at this level seriously threatens low-lying property in the Snake River flood plain below Jackson Lake. Select data types to graph from categories based on the way the data were collected. Snake River Flow Location: Anatone, WA Gauge ID: ANAW1 Lat: 46. May 17, 2024 · The meeting will focus primarily on the runoff forecast for the Snake River headwaters watershed, near Heise, Idaho, water supply outlook, river flow management and snowpack conditions. 22W Large Map US Map Critical Stages Action Flood Moderate Flood Major Flood Stage: 5. Sep 15, 2025 · Flood Impacts 🅘 9 - This will cause flooding near Cross Lake near Pine City. Forecasts are based on Snake River flow information from the U. Water Supply Forecast and Minimum Flows: The minimum flow requirements are measured at two locations 1) the South Fork Flathead River below Hungry Horse Dam and 2) the Flathead River at Columbia Falls. The state has numerous major surface flows, including the Snake River, Salmon River, and Clearwater River, all of which are important for irrigation, hydroelectric power, and recreation. This river presents a combination of class II and III rapids at any water level, but the size of the waves is largest at high flows and decreases as the water drops. 48 ft The condition estimate is based on the latest continuous data value recorded in relation to historic daily averages expressed as percentiles. Real-time river level gauges for Minnesota's state water trails. 29N,Lon:116. Nearly all Snake River flow below Milner is from aquifer discharge at Thousand Springs Challenge - maintain a minimum streamflow in the Snake River Whatare we forecasting? Snake River Flow Location: Heise, ID Gauge ID: HEII1 Lat: 43. Geological Survey U. SNAKE − AT HELLS CANYON DAM The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Snake River Latest Observation Updated: 11:15:00 AM MDT MON MAR 2 2015 Stage: 5. Sep 14, 2025 · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. Air temperatures in the spring and fall range from 65-85 degrees and most nights cool to around 45-50 degrees Fahrenheit. Sep 16, 2025 · The Snake River water level changes dramatically throughout the rafting season. Snake River Flow Location: Neeley, ID Gauge ID: AMFI1 Lat: 42. Discover water data collected at monitoring location USGS-13010065, located in Wyoming and find additional nearby monitoring locations. 38 ft Mean Flow Sep 16, 2025 · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across Apr 11, 2025 · According to data from the National Resources Conservation Service, the streamflow forecasts for the Western Slope continue to follow the north/south snowpack trend: 95% of normal for the Yampa/White/Little Snake; 96% of normal for the Colorado headwaters; 86% of normal for the Gunnison and 56% of normal for the Upper San Juan. The middle of the 6 days ago · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. Forecasts of any kind are not perfect. 73N,Lon:111. J. 71 ft Zoom 1d 2d 7d 14d All 15 Sep 2025 → 25 Sep 2025 Zoom 12 am Sep 16 12 am Sep 17 12 am Sep 18 12 am Sep 19 12 am Sep 20 12 am Sep 21 12 am Sep 22 12 am Sep 23 12 am Sep 24 12 am Sep 25 25 Aug 1 Sep 8 Sep 15 Sep 22 Sep 62 64 66 60 68 70 72 74 Latest observed value: 63. Rivers – Idaho Water Resources Discover water data collected at monitoring location USGS-13334300, located in Washington and find additional nearby monitoring locations. 5 - A few of the lowest dwellings adjacent to the Snake River, Cross Lake and Pokegama Lake need protection from flood waters. Jun 8, 2013 · We keep our Snake River Fishing Report updated with information on flows, hatches, and top producing flies and techniques. 7 - Fields and low-lying areas near the river between US HWY 20 bridge near Lorenzo downstream to the confluence of the Snake River and Henrys Fork may experience seep and ponding. For future reservoir releases from Bureau of Reclamation Reservoirs call: in Southwest Colorado - (970) 565-7562 in Westcentral Colorado - (970) 248-0660 for Flaming Gorge, Lake Powell and Navajo - (801) 524-3883 For information on the Upper Snake River in Wyoming and Eastern Idaho, including flows Additional flow information is available on flow monitors located at the Hells Canyon Visitors Center, Pittsburg Landing, Cache Creek, Heller Bar, Hells Gate Marina, and at the US Forest Service Hells Canyon National Recreation Area office in Clarkston, Washington. Updated every Thursday afternoon from Mid-May through October. Many species of wildlife use the river, from the browsing moose to the industrious beaver. Show More Flood Impacts SNAKE RIVER AT HELLS CANYON DAM ID-OR STATE LINE USA-ORE Data courtesy of USGS. 63 ft Forecast Bureau of Reclamation, Pacific Northwest Region Major Storage Reservoirs in the Upper Snake River Basin PROVISIONAL DATA - Subject to change Average daily streamflows indicated in cubic feet per second. Where available, gauge location and other 6 days ago · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. Hells Canyon Flows Update We are sending out this email to provide information about Snake River flows this spring and summer. The runoff forecast for the Snake River near Heise, Idaho, is 96% of average, and the current storage in Jackson Lake is at 36% of capacity. The National Weather Service River Forecast Center in Portland is predicting the April through July inflow into Brownlee Reservoir to be just 3. Aug 23, 2025 · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. 88W Large Map US Map Critical Stages Action Flood Moderate Flood Major Flood Stage: 4. Sep 15, 2025 · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across 2 days ago · Provides real-time streamflow and stage data for rivers in Washington state, updated by the USGS WaterWatch program. Spring and early summer generally bring higher water levels, while mid to late summer brings lower flows. Discover water data collected at monitoring location USGS-13290450, located in Oregon and find additional nearby monitoring locations. 98W Large Map US Map Snake River Latest Observation Updated: 10:15:00 AM PDT MON MAR 2 2015 Stage: 5. Feb 10. 04 ft Forecast SNAKE − NEAR ALPINE The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. 17 ft The following is a list of weather forecasts for each of our rivers and Joseph, Oregon. Total Dissolved Gas forecasts with observed data for 15 major dams along the Snake, Mid-Columbia and Lower Columbia River. SNAKE − NEAR ANATONE ANAW1 State: Washington County: Asotin Latitude: 46 5' 49" North Longitude: 116 58' 36" West Elevation: 807 ft Supporting NWS Forecast Office: WFO Spokane Click for NWS Official River Forecasts for ANAW1 Action Stage: 19 ft Flood Stage: 20 ft Moderate Flood Stage: 23 ft Major Flood Stage: 24 ft Daily Historical Statistics for May 27, 2025 Mean Stage: 12. 13W 5 days ago · Flood Impacts 🅘 9 - This will cause flooding near Cross Lake near Pine City. Aug 5, 2025 · Workshop on Flow Measurement – May 14, 2009 Idaho Power Storage and the Snake River near Murphy Snake River Flows Below C. If so get you'll find all your weather information you'll need over the next seven days. 10N, Lon: 116. Walker boat launch and park will be flooded. 97 ft 4:20 AM MDT 19-Sep-2025 4000. Department of Agriculture’s (USDA) Natural Resources Conservation Service (NRCS) published the January 2023 Wyoming Basin and Water Supply Outlook Report, which analyzes snowpack, precipitation, streamflow and reservoir storage across the state of Wyoming. Automatic observations from this river gage have been discontinued due to loss of funding. Jan 3. Apr 1, 2025 · Forecast median stream flow yields for April thru July in Upper Green, Lower Green, Little Snake, and Cheyenne average 96%, 100%, 88%, and 81%. 8. Discover water data collected at monitoring location USGS-13032500, located in Idaho and find additional nearby monitoring locations. 1 day ago · River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. 2 ft Snake River below Minidoka Dam (at Howells Ferry) NWSLI: MDMI1, Reach ID: 23162805 OBSERVED FORECAST Record: 16 ' Zoom 1d 2d 7d 14d All 15 Jul 2025 → 25 Jul 2025 Zoom 12 am Jul 16 12 am Jul 17 12 am Jul 18 12 am Jul 19 12 am Jul 20 12 am Jul 21 12 am Jul 22 12 am Jul 23 12 am Jul 24 12 am Jul 25 30 Jun 7 Jul 14 Jul 21 Jul 8 6 10 12 14 16 Latest observed value Discover water data collected at monitoring location USGS-13343595, located in Washington and find additional nearby monitoring locations. 11 - Extensive flooding of fields around Troy are possible, but no residences are threatened. Flows below Milner Dam and through the power plant depend on having water above what is needed for irrigation and aquifer recharge. Grande Ronde River at Troy, Oregon Snake River in Hells Canyon at Hells Canyon Dam, OR & ID border Salmon River at Pine Bar Launch outside of Cottonwood, ID Joseph, Oregon USGS Real-Time Stream Flows With funding and operational support from Teton Conservation District, U. Strike Swan Falls Agreement Idaho Power Releases Summary Hydrograph Workshop on Flow Measurement – June 11, 2009 Daily Sample Hydro Project Data Summary Idaho Power Stream Gaging Milner to Swan Falls Stream Gage Review May 9, 2025 · And most crucially… what’s the Snake River’s peak flow going to be this year so I can win a brand-new raft in Dave Hansen Whitewater’s 7th Annual High Water Heyday Contest?! We’ve got the inside scoop on snowpack stats, spring temps, and reservoir levels—and how they all work together to make some whitewater magic. Water level graphs (flow graphs) are below as well. 4 days ago · Action: 11 ft Snake River near Irwin NWSLI: PALI1, Reach ID: 24438932 OBSERVED FORECAST Record: 15. 24-hour monitoring of levees is needed. 77N, Lon: 112. NW River Forecasts – NOAA River Forecast Center Idaho Rivers – USGS Streamflow Gauges Oregon Rivers – USGS Streamflow Gauges Stream Flow Data- Idaho Power Gages Western U. 65 ft 12:30 PM MDT 19-Sep General Information The following lists the various Idaho flow sites reported by Dreamflows, and some whitewater runs associated with those sites. SNAKE − BELOW SWAN FALLS () The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. SNAKE − JACKSON LAKE AT DAM (JLKW4) State: Wyoming County: Teton Latitude: 43 51' 29" North Longitude: 110 35' 8" West Elevation: 6728 ft Full Pool Elevation: 6769 ft Supporting NWS Forecast Office: WFO Riverton Click for NWS Official River Forecasts for JLKW4 Action Stage: 15 ft Snake River Current Water Temperature and Forecast On this page, you will find comprehensive information about the water temperature in Snake River, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. Find maps and flow information about various locations on the Snake River and its tributaries. Oct 5, 2023 · The runoff forecast percentages in the Water Supply Update represent operating forecasts prepared by Reclamation, and may differ in values and timeframes from those published by the National Weather Service and Natural Resources Conservation Service. The highest water is typically in June and September. The bottom of the page will contain information on the latest flow at Hells Canyon Dam, the 3-day average inflow into Brownlee, and the previous day average flow at various points on the Snake River and tributaries. The middle of the l and simulation models to prepare runoff forecasts. Sep 1, 2025 · Arrival distributions, historical timing, and survival for specific Snake River and Upper Columbia River ESU stocks. Sites reported by Dreamflows appear against the left-hand margin in bold, while associated runs appear indented underneath. Jan 27. The top of the page will show past and forecasted flows at Hells Canyon Dam. The report assesses the water supply outlook for the entire state of Wyoming as well as individual basins including Discover water data collected at monitoring location USGS-13022500, located in Wyoming and find additional nearby monitoring locations. 63N, Lon: 111. 6 - Fields and low-lying areas near the river from the Roberts area downstream to near Idaho Falls may experience seep and ponding. 2 days ago · Flood Impacts 🅘 16 - Flooding along the left bank into the town of Troy. Unless otherwise specified, all forecasts are for flows that w uld occur naturally without any upstream influence Real-time conditions of flow, weather, water quality, quantity, and hatch timing for the Upper Snake River Basin and Henry's Fork River. The Lorenzo boat launch may be closed due to high flows. 84 ft 2 days ago · Flood Impacts 🅘 10. SNAKE − AB EAGLE ROCK NR IDAHO FALLS () The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Forecasts are based on selected PIT Tag detections at McNary Dam. Bureau of Reclamation Weather conditions and water forecasts Idaho Department of Water Resources. Jun 5, 2024 · The Snake River winds though the valley floor carrying snowmelt from the mountains westward towards the Pacific Ocean. Geological Survey (USGS) streamgages throughout the valley provide important hydrological information to water professionals and the public. As you are likely already aware, flows along the Snake River this year have been and continue to be extremely low. (P. 65 ft Zoom 1d 2d 7d 14d All 16 Sep 2025 → 26 Sep 2025 Zoom 12 am Sep 17 12 am Sep 18 12 am Sep 19 12 am Sep 20 12 am Sep 21 12 am Sep 22 12 am Sep 23 12 am Sep 24 12 am Sep 25 12 am Sep 26 25 Aug 1 Sep 8 Sep 15 Sep 22 Sep 6 8 10 12 14 16 Latest observed value: 7. Official Forecast National Water Model Guidance On a single page, view graphs for each data type that has collected Continuous data at this monitoring location in the last 120 days. 68W Provides river forecasts, hydrological data, and flood information for the Northwest region to support water management and public safety. Sep 16, 2025 · We consider any water level above 14,000 CFS to be a high flow here on the Snake River. S. Basins south of the Snake River Plain, including the Willow-Blackfoot-Portneuf and Bear basins had an astounding accumulation ear for the second consecutive year. The percentiles show how a value relates to all the other values for a given day of the year and indicate what percentage of days have an average (mean) value less than the latest recorded value. Because of the larger wave sizes and increased current speed, we take our small boats off the river and only use our larger sized rafts. 3 ' 7. The Washington flow report | streamflow & reservoir levels provides essential river data for 223 USGS gauges including streamflow rate, gauge height, water temperature, and more. The Snake River and Yellowstone River in Wyoming, basins should yield about 103% and 100% of median. 3 days ago · Map | Map (HCDN) | Flow Table | Summary Plot | Percent Summary | Summary Table | Dynamic Map | Google Earth Choose a state: Snake River Flow Location: Swan Falls Reservoir, ID Gauge ID: SWAI1 Lat:43. Jan 13, 2023 · On Jan. 6 days ago · Map | Map (HCDN) | Flow Table | Summary Plot | Percent Summary | Summary Table | Dynamic Map | Google Earth Choose a state: Daily Streamflow Conditions Select a site to retrieve data and station information. Other flow-related sites providing data for portions of the Snake River, not influenced by Idaho Power, include: U. Geological Survey Oregon Site Real-Time Data for Oregon: Streamflow -- over 200 sites monitored. 8 - Minor damage and/or problems to levee structures between Jackson Lake and the gage site begin. 72 ft Forecast Currently, the RealTime forecasting project is using spill-adjusted detections of PIT-tagged fish to make predictions of run-timing and passage distribution of wild Snake River runs-at-large. Snake River Flow Location: Lorenzo, ID Gauge ID: LORI1 Lat:43. Click the “On-Line Data” and then “River Flows for Recreationists” links. 11 Forecast Comments: During thunderstorm activity sudden sharp rises are possible on any streams. We would like to show you a description here but the site won’t allow us. 90W 2 days ago · Current streamflow conditions and water data for Washington. Brought to you by the Snake River Fund with the help of the public. Backwater from the Snake River will cause minor flooding of lowland areas adjacent to Cross Lake, Pokegama Lake and the Snake Max Scale Scale To Data Scale To Last 45 Days Show Min/Max Ensemble Volume Show Tooltips Help Idaho Flow History Idaho's flow conditions are influenced by its unique hydrology and climate characteristics. Snake River Latest Observation Updated: 11:30:00 AM MDT MON MAR 2 2015 Stage: 2. Notes on 1999 Smolt Passage Inseason Forecasts SNAKE − NEAR ANATONE () The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Snake River Flow Location: Idaho Falls, ID Gauge ID: SIFI1 Lat:43. Backwater from the Snake River will cause minor flooding of lowland areas adjacent to Cross Lake, Pokegama Lake and the Snake Explore USGS monitoring locations within Washington that collect continuously sampled water data Idaho Power Hells Canyon Site Daily Hells Canyon River Flow (cfs) and links to the daily flow information for the Snake River below Hells Canyon Dam and other locations throughout the region. Explore USGS monitoring locations within Washington that collect continuously sampled water data Snake River Flow Location: Shelley, ID Gauge ID: SHYI1 Lat: 43. This process considers additional guidance and information, including local expertise and experience, to produce the best forecast possible. SNAKE − LOWER GRANITE DAM (LGDW1) State: Washington County: Whitman Latitude: 46 42' 0" North Longitude: 117 25' 59" West Elevation: 738 ft Full Pool Elevation: 738 ft Supporting NWS Forecast Office: WFO Spokane Click for NWS Official River Forecasts for LGDW1 SNAKE − AT AMERICAN FALLS DAM () The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. 70W Large Map US Map Critical Stages Action Flood Moderate Flood Major Flood Stage: 66. Different waves appear and disappear Project Description Stream: Snake River Location: Almota, Washington Type of Project: Run-of-river Authorized Purpose: Power, Navigation Other Uses: Fishery, Recreation, Irrigation, Water Quality Sep 4, 2025 · Check in weekly for our South Fork of the Snake River Fishing Report and current conditions. Jan 20. Sep 20, 2024 · Snake River 7 Day Fishing Forecast Outlook Thinking of heading out to Snake River At Milner (total Flow) over the next few days. 1, the U. Explore USGS monitoring locations within Idaho that collect continuously sampled water data Mar 20, 2025 · Near to above normal runoff volumes are forecast in Oregon and the majority of the Snake River Basin while below normal runoff volumes are expected in eastern Washington, northern Idaho, and portions of the Upper Columbia River Basin. U. 3 ° F Flow: 503 ft³/s Water Level: 2. Contact webmaster at the link below if you 4 days ago · Map | Map (HCDN) | Flow Table | Summary Plot | Percent Summary | Summary Table | Dynamic Map | Google Earth Choose a state: 4 days ago · Snake River near Murphy NWSLI: SWAI1, Reach ID: 23300546 OBSERVED FORECAST 21. This river is an artery of the park that offers stunning veiws of the Tetons. Snake River Flow Location: Irwin, ID Gauge ID: PALI1 Lat:43. Use this map to identify current river conditions including known hazards, closures and more. 86 ft 2 days ago · Total streamflow across the Snake River was last observed at 133,366 cfs, and is expected to yield approximately 264,528 acre-ft of water today; about 94% of normal. Snake River Latest Observation Updated: 11:30:00 AM MDT MON MAR 2 2015 Stage: 1. Columbia River Flood Control Storage Corrections Libby Volume Inflow Forecast Dworkshak Volume Inflow Forecast U. 9 - Actual flooding is limited to islands and bars between US HWY 20 bridge near Lorenzo downstream to the confluence of the Snake River Sep 16, 2025 · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. 6 ft Reliability of the Forecast: Based on unobstructed flow NOTE: Forecasts are issued routinely year-round. Explore USGS monitoring locations within Oregon that collect continuously sampled water data Forecasts of any kind are not perfect. 42W Large Map US Map Critical Stages Action Flood Moderate Flood Major Flood Stage: 3. Click on gaging stations (red dots) for streamflow hydrographs. Aug 27, 2025 · Observed (OBS) 08/27/2025 2:00 PM MDT Official Forecast (FCST) 08/27/2025 12:00 PM MDT Record: 13. 5 days ago · The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. Idaho Power provides physical and Wi-Fi-enabled flow monitors for recreationists to obtain up-to-date flow and forecast information about Hells Canyon operations and downstream flows. 61N,Lon:112. 41N, Lon: 112. The gauges have been interpreted for paddling on a scale ranging from "scrapable" (so low that paddlers may have to get out of their watercraft to avoid rocks); to "very high" (where paddling is considered dangerous and not recommended). 72 10. Whyare we forecasting? • Snake River Basin Adjudication and the Swan Falls Agreement • Provide Idaho Power Company with a baseflow in the river for hydropower generation. 88W 1 day ago · River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. 35N,Lon:111. 25N,Lon:116. These flows generally occur anywhere from late May to mid-June. 88W The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Streamflow forecast uncertainty arises from three primary sources: (1) uncertain knowledge of future weather conditions, (2) uncertainty in the forecasting procedure, and (3) errors in the data. 3 days ago · Current streamflow conditions and water data for Wyoming. Army Corps of Engineers, Columbia Basin Water Management Division Email: | [WM Homepage] [Water Control Data Page] Sep 18, 2024 · Snake River 7 Day Fishing Forecast Outlook Thinking of heading out to Snake River At Milner (total Flow) over the next few days. The forecast, therefore, must be interpreted not as a single value but rather as a range of values with specific probabilities of occurrence. Your guide will teach you how to sit, paddle, and stroke. 06W Large Map US Map Critical Stages Action Flood Moderate Flood Major Flood Updated: 11:15:00 AM MDT MON MAR 2 2015 Stage: 6. This list isn't by any means exhaustive, but should provide a useful cross-listing. May 19, 2024 · Mouse over each site to display hydrograph. 10 - Minor flooding of fields adjacent to the river from Elgin through Troy and downstream to the confluence of the Snake River. 61 ft Snake River Flow Location: Alpine, WY Gauge ID: ALPW4 Lat: 43. 3 days ago · No watches, warnings or advisories are in effect for this area. 51 ft Zoom 1d 2d 7d 14d All 8 Jul 2025 → 18 Jul 2025 Zoom 12 am Jul 9 12 am Jul 10 12 am SNAKE − NR MINIDOKA The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Oregon Water Resources SNAKE − AT HELLS CANYON DAM The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater. Snake River Plain and into the Snake River headwaters, snowpack peaked near normal. 66 ft Forecast 5 days ago · Official NWS streamflow forecasts are produced by NWS hydrologic forecasters for river gauge locations using hydrologic models which are calibrated to that location. Find water temperatures and dissolved oxygen levels at specific sites. Learn more about algal blooms, which can create a potential hazard for humans and animals. 20N, Lon: 110. 0 million Weather Forecast: National Weather Service Current Water Flows: USGS Current Conditions Grande Ronde River at Troy OR Check out our Facebook & Instagram for weather and water flow updates with VIDEO! The Grande Ronde River, which drains much of northeast Oregon's Union and Wallowa counties, is fed by snowpack in the Elkhorn Mountains. 64 ft Zoom 1d 2d 7d 14d All 16 Sep 2025 → 26 Sep 2025 Zoom 12 am Sep 17 12 am Sep 18 12 am Sep 19 12 am Sep 20 12 am Sep 21 12 am Sep 22 12 am Sep 23 12 am Sep 24 12 am Sep 25 12 am Sep 26 25 Aug 1 Sep 8 Sep 15 Sep 22 Sep 20 22 18 24 26 28 30 Latest observed value: 20. 73 Buckrail's River Report sponsored by Dave Hansen Whitewater Alpine Valley RV Resort Whitewater Rafting Trips Journey down intermediate Snake River rapids with stunning canyon scenery, calm stretches, and fun rapids, including the two biggest waves on the river, Big Kahuna and Lunchcounter. Geological Survey. May 18, 2023 · The meeting will focus primarily on the runoff forecast, water supply outlook, river flow management, and snowpack conditions. Presents daily average water temperature data June-September at Columbia River and Snake River forebay water quality monitor (WQM) sites with inseason forecast temperatures, highest observed (historical period) and historical mean with +/- 1 standard deviation (SD) for each location. 5 days ago · Snake River at Hells Canyon NWSLI: HCDI1, Reach ID: 24219835 OBSERVED FORECAST 65. jhkok acps rerlh wrna wlxefk yvypqf yamrip lafwbf zgma iqugbvf