Navigation
- Home
- News & Blog
- Forecasts
- NWS 5 Day Forecast
- Today's Weather Story
- 48 Hour Point Forecast
- Forecast Discussion
- Mountain Area Forecast
- Avalanche Info & Forecast
- Colorado City Forecasts
- National Weather Outlook
- U.S. Cities Forecasts
- Long Range Climate Fcsts
- Advisories & Warnings
- Forecasts By Email
- Air Quality Forecast
- WeatherNation TV
- Live Conditions
- Weather Webcams
- Radar & Maps
- Lightning
- Severe Weather
- Winter Weather
- Almanac
- Thornton Weather Data
- Astronomy & Space
- National Weather Service
- Weather Extremes
- Trends & Statistics
- Climatology & Records
- Regional Temp & Precip
- River Heights
- Earthquakes - Local
- Earthquakes - Global
- Wildland Fire Activity
- Today in History
- NASA EO Imagery
- NOAA Image of the Day
- Weather Education
- Area Information
- About Us
- Weather Links
- Search Site
- Donate
Active Alerts
SNOTEL (SNOwpack TELemetry) Snowpack Report - Western United States |
Denver Seasonal Snow Totals Colorado Ski Conditions |
United States Natural Resources Water and Climate Center Department of Conservation Portland, Oregon Agriculture Service S N O W - P R E C I P I T A T I O N U P D A T E Based on Mountain Data from NRCS SNOTEL Sites As of MONDAY: MARCH 1 , 2021 ----------------------------------------------------------------------------- STATE PERCENT OF Normal RIVER BASIN Number Snow Water Accum of Sites Equivalent Precip ----------------------------------------------------------------------------- ALASKA ANCHORAGE/SHIP CREEK BASIN ................... 4 of 4 115 97 SUSITNA BASIN ................................ 3 of 5 113 88 NORTHERN KENAI MOUNTAINS ..................... 7 of 7 120 104 SOUTHERN KENAI ............................... 3 of 6 140 105 COPPER BASIN ................................. 2 of 3 116 97 PRINCE WILLIAM SOUND ......................... 1 of 7 * * CHENA BASIN .................................. 5 of 7 113 97 UPPER TANANA ................................. 2 of 4 80 * KOYUKUK BASIN ................................ 2 of 6 * 58 CENTRAL YUKON BASIN .......................... 0 of 5 * * NORTON SOUND ................................. 0 of 4 * 77 KUPARUK-SAGAVANIRKTOK RIVER BASIN ............ 0 of 3 * 62 NORTHWEST ARCTIC RIVER BASIN ................. 0 of 1 * * SOUTHEAST ALASKA BASIN ....................... 1 of 3 * * ARIZONA VERDE RIVER BASIN ............................ 5 of 10 64 49 SAN FRANCISCO PEAKS .......................... 1 of 1 69 * CENTRAL MOGOLLON RIM ......................... 2 of 4 59 39 LITTLE COLORADO RIVER BASIN .................. 6 of 11 49 * SALT RIVER BASIN ............................. 8 of 10 23 45 SAN FRANCISCO / UPPER GILA RIVER BASIN ....... 7 of 8 31 49 CHUSKA MOUNTAINS ............................. 0 of 2 * * CALIFORNIA NORTHERN GREAT BASIN ......................... 7 of 8 97 87 TRUCKEE RIVER ................................ 11 of 12 71 58 LAKE TAHOE ................................... 11 of 11 71 59 CARSON RIVER ................................. 12 of 12 73 62 WALKER RIVER ................................. 7 of 7 63 63 COLORADO GUNNISON RIVER BASIN ......................... 13 of 16 80 69 UPPER COLORADO RIVER BASIN ................... 31 of 35 84 75 SOUTH PLATTE RIVER BASIN ..................... 17 of 22 90 87 LARAMIE AND NORTH PLATTE RIVER BASINS ........ 11 of 12 92 89 YAMPA AND WHITE RIVER BASINS ................. 20 of 22 88 81 ARKANSAS RIVER BASIN ......................... 9 of 11 90 84 UPPER RIO GRANDE BASIN ....................... 13 of 19 98 83 SAN MIGUEL, DOLORES, ANIMAS AND SAN JUAN RIVER BASIN .................. 19 of 21 78 65 IDAHO NORTHERN PANHANDLE REGION .................... 9 of 10 95 94 COEUR D'ALENE-ST. JOE RIVER BASIN ............ 7 of 7 104 96 CLEARWATER BASIN ............................. 15 of 16 114 106 SALMON BASIN ................................. 20 of 20 102 88 WEISER BASIN ................................. 4 of 4 106 91 PAYETTE BASIN ................................ 12 of 12 104 86 BOISE BASIN .................................. 9 of 10 98 90 BIG WOOD BASIN ............................... 7 of 8 84 74 LITTLE WOOD BASIN ............................ 4 of 4 67 65 BIG LOST BASIN ............................... 5 of 5 69 63 LITTLE LOST, BIRCH BASINS .................... 4 of 4 88 76 MEDICINE LODGE, BEAVER, CAMAS BASINS ......... 2 of 2 73 68 HENRYS FORK, TETON BASINS .................... 8 of 8 98 90 SNAKE BASIN ABOVE PALISADES .................. 21 of 21 103 92 WILLOW, BLACKFOOT, PORTNEUF BASINS ........... 6 of 6 92 81 SNAKE BASIN ABOVE AMERICAN FALLS ............. 29 of 29 99 89 RAFT BASIN ................................... 1 of 2 100 93 GOOSE CREEK BASIN ............................ 2 of 2 98 88 SALMON FALLS BASIN ........................... 4 of 6 98 92 BRUNEAU BASIN ................................ 5 of 8 92 93 OWYHEE BASIN ................................. 7 of 12 83 79 BEAR RIVER BASIN ............................. 17 of 22 85 80 MONTANA KOOTENAI RIVER BASIN ......................... 8 of 8 90 101 FLATHEAD RIVER BASIN ......................... 12 of 17 104 109 UPPER CLARK FORK RIVER BASIN ................. 12 of 14 109 105 BITTERROOT RIVER BASIN ....................... 8 of 8 116 116 LOWER CLARK FORK RIVER BASIN ................. 9 of 9 95 94 JEFFERSON RIVER BASIN ........................ 19 of 20 100 98 MADISON RIVER BASIN .......................... 12 of 12 92 91 GALLATIN RIVER BASIN ......................... 7 of 7 103 108 MISSOURI HEADWATERS .......................... 31 of 31 99 98 HELENA VALLEY ................................ 4 of 4 109 110 SMITH, JUDITH, AND MUSSELSHELL RIVER BASINS .. 8 of 9 108 98 SUN, TETON AND MARIAS RIVER BASINS ........... 5 of 6 106 115 MISSOURI MAINSTEM RIVER BASIN ................ 19 of 21 108 110 ST. MARYS RIVER BASIN ........................ 2 of 2 110 108 MILK RIVER BASIN ............................. 1 of 1 125 152 UPPER YELLOWSTONE RIVER BASIN ................ 21 of 22 109 109 WIND RIVER BASIN (WYOMING) ................... 10 of 13 86 85 SHOSHONE RIVER BASIN (WYOMING) ............... 5 of 6 111 114 BIGHORN RIVER BASIN (WYOMING) ................ 22 of 26 96 92 TONGUE RIVER BASIN (WYOMING) ................. 6 of 7 103 103 POWDER RIVER BASIN (WYOMING) ................. 6 of 7 99 90 LOWER YELLOWSTONE RIVER BASIN ................ 29 of 35 97 95 NEVADA NORTHERN GREAT BASIN ......................... 7 of 8 97 87 SNAKE RIVER .................................. 7 of 11 94 91 OWYHEE RIVER ................................. 5 of 10 87 80 UPPER HUMBOLDT RIVER ......................... 8 of 16 89 81 LOWER HUMBOLDT RIVER ......................... 5 of 10 107 94 CLOVER VALLEY & FRANKLIN RIVER ............... 3 of 6 91 76 EASTERN NEVADA BASINS ........................ 4 of 14 * * NEW MEXICO RIO CHAMA RIVER BASIN ........................ 4 of 5 77 74 UPPER RIO GRANDE BASIN - New Mexico .......... 5 of 11 * * SANGRE DE CRISTO MOUNTAIN RANGE BASINS ....... 8 of 11 77 75 JEMEZ RIVER BASIN ............................ 3 of 4 61 81 SAN FRANCISCO RIVER BASIN .................... 5 of 6 37 48 GILA RIVER BASIN ............................. 3 of 3 52 58 MIMBRES RIVER BASIN .......................... 2 of 2 26 51 PECOS RIVER BASIN ............................ 3 of 3 42 53 SAN JUAN RIVER BASIN ......................... 12 of 13 82 68 ANIMAS RIVER BASIN ........................... 7 of 7 76 61 CANADIAN RIVER BASIN ......................... 3 of 6 71 74 ZUNI/BLUEWATER RIVER BASIN ................... 1 of 1 47 64 RIO HONDO BASIN .............................. 1 of 1 3 57 CHUSKA MOUNTAINS ............................. 0 of 2 * * OREGON OWYHEE ....................................... 7 of 12 83 79 MALHEUR ...................................... 3 of 3 117 93 GRANDE RONDE, POWDER, BURNT, IMNAHA .......... 17 of 19 130 112 UMATILLA, WALLA WALLA, WILLOW ................ 9 of 10 143 117 JOHN DAY ..................................... 13 of 13 126 100 UPPER DESCHUTES, CROOKED ..................... 13 of 14 107 96 HOOD, SANDY, LOWER DESCHUTES ................. 9 of 9 125 110 COAST RANGE .................................. 1 of 2 * 107 WILLAMETTE ................................... 18 of 23 109 101 ROGUE, UMPQUA ................................ 12 of 13 91 84 KLAMATH ...................................... 16 of 20 83 75 LAKE COUNTY, GOOSE LAKE ...................... 6 of 7 79 67 HARNEY ....................................... 11 of 12 112 94 UTAH RAFT RIVER ................................... 1 of 2 100 93 BEAR RIVER ................................... 19 of 25 84 79 WEBER-OGDEN RIVERS ........................... 18 of 22 76 70 PROVO R.-UTAH LAKE-JORDAN R. ................. 19 of 24 77 71 TOOELE VALLEY-VERNON CREEK ................... 3 of 4 88 72 NORTHEASTERN UINTAHS ......................... 7 of 12 73 72 DUCHESNE RIVER ............................... 13 of 15 69 64 PRICE-SAN RAFAEL ............................. 7 of 14 68 65 DIRTY DEVIL .................................. 6 of 11 88 75 SOUTH EASTERN UTAH ........................... 4 of 10 * * UPPER SEVIER RIVER ........................... 14 of 23 75 67 SAN PITCH RIVER .............................. 6 of 12 76 68 LOWER SEVIER RIVER ........................... 2 of 5 * * BEAVER RIVER ................................. 3 of 3 74 70 ESCALANTE RIVER .............................. 4 of 5 71 55 SOUTHWESTERN UTAH ............................ 10 of 13 62 56 WASHINGTON SPOKANE ...................................... 9 of 9 104 97 LOWER PEND OREILLE ........................... 5 of 5 98 92 UPPER COLUMBIA ............................... 6 of 9 130 113 CENTRAL COLUMBIA ............................. 9 of 11 124 108 UPPER YAKIMA ................................. 5 of 7 127 112 NACHES ....................................... 5 of 8 128 103 LOWER YAKIMA ................................. 2 of 4 116 101 KLICKITAT .................................... 2 of 4 132 95 LOWER SNAKE, WALLA WALLA ..................... 12 of 14 132 115 LOWER COLUMBIA ............................... 11 of 17 133 107 SOUTH PUGET SOUND ............................ 9 of 14 142 117 CENTRAL PUGET SOUND .......................... 8 of 9 146 126 NORTH PUGET SOUND ............................ 8 of 13 131 110 OLYMPIC ...................................... 1 of 4 * * WYOMING SNAKE RIVER .................................. 22 of 22 103 93 MADISON HEADWATERS IN WYOMING ................ 5 of 5 93 86 YELLOWSTONE HEADWATERS IN WYOMING ............ 12 of 12 110 108 WIND RIVER ................................... 9 of 12 81 80 BIGHORN BASIN ................................ 10 of 11 96 85 SHOSHONE RIVER ............................... 5 of 6 111 114 POWDER RIVER ................................. 6 of 7 99 90 TONGUE RIVER ................................. 6 of 7 103 103 BELLE FOURCHE ................................ 3 of 3 76 81 CHEYENNE RIVER BASIN ......................... 2 of 2 78 81 UPPER N. PLATTE .............................. 18 of 20 92 89 SWEETWATER ................................... 3 of 3 68 65 LOWER N. PLATTE .............................. 4 of 4 74 74 LARAMIE RIVER ................................ 7 of 7 92 93 S. PLATTE .................................... 1 of 1 31 76 LITTLE SNAKE RIVER ........................... 8 of 9 95 87 UPPER GREEN RIVER ............................ 14 of 15 97 89 LOWER GREEN RIVER ............................ 7 of 12 93 89 UPPER BEAR RIVER ............................. 11 of 13 85 81 ----------------------------------------------------------------------------- The Snow Water Equivalent Percent of Median represents the snow water equivalent found at selected SNOTEL sites in or near the basin compared to the Median value for those sites on this day. The Accumulated Precipitation Percent of Average represents the total precipitation (beginning October 1st) found at selected SNOTEL sites in or near the basin compared to the Average value for those sites on this day. * = Data are not available or data may not provide a valid measure of conditions for over half of the sites within the basin. Refer to the individual state reports for a complete data listing and basin analysis. Units = inches for the Current and Normal Snow Water Equivalent and Total Precipitation values Medians and averages are calculated for the period 1981-2010. Provisional data, subject to revision. * Site -- Either: (a) the current value is missing; (b) the median or average for the day is not available or is zero; or (c) for snow water equivalent, the median for the day is less than 10% of the maximum median value for the year. * Basin - More than half of the sites within the basin are flagged with *, preventing the calculation of a meaningful basin index. The basin index is calculated as the sum of the valid current values divided by the sum of the corresponding medians (for snow water equivalent) or averages (for precipitation) and the resulting fraction multiplied by 100. Colorado Snow Water ContentRiver Basin Snow Water Content
|