Star Valley Weather

…Significant Snow over portions of Western Wyoming Today into Sunday… .A moist southwest flow along with upper level support will bring significant snowfall across portions of western Wyoming today and Sunday. The snow is expected to develop quickly this morning over much of western Wyoming. The snow will gradually lift north this evening, and be focused mainly over the far northwest tonight, before shifting back southward early Sunday morning. Star Valley- Including the cities of Afton, Alpine, Star Valley Ranch,…

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Hydrologic Outlook National Weather Service Riverton WY 304 PM MST Tue Mar 3 2020 …Accelerated low elevation snowmelt Friday through Sunday due warmer temperatures and possible rain on snowmelt… Afternoon temperatures across Jackson Hole and Star Valley are forecasted to warm into into the upper 40s to lower 50s Friday and Saturday. Rain is also expected Saturday, before turning to mostly snow by Saturday night. Snowmelt below 7,000 feet is expected to accelerate Friday afternoon through early Sunday morning. Low…

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The three months of December, January and February are typically considered the winter months.  This will be a summary of Winter 2019/2020 for Star Valley. The highlight of this winter has been snow. While records were not likely set, the 3 month period did provide impressive totals around Star Valley, particularly the Lower Valley. Following are some of the reports for the three month period. Station                             …

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      This video covers much of the daylight hours movement at the Elk Feeding Ground in Jackson WY

Temperatures plummeted to levels not seen in over 3 years throughout Star Valley this morning. In the valley floor readings were generally 20 below on down.  The coldest observed was around -30 at Double L  Ranch northwest of Etna.  Unofficial readings down to -35 were reported in the Ice Box of the Valley at Auburn.  It has not been this cold in the valley since January 6 2017. Following figure are temperatures of 20 below and lower throughout the region. …

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Clear skies, calm winds and deep snow cover provided the ingredients for the coldest morning of the Winter in Star Valley and the surrounding area. Below is a map of observed minimum temperatures for this 19th day of February 2020 Observed minimum temperatures for 19 February 2020 The coldest observed in Star Valley was the 26 below zero at the Double L Ranch.  It was the coldest there since -27 on January 1, 2019 and not far from the  stations…

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It has been a snowy 2020 so far across Star Valley.  Including the latest storm here are the measured snowfalls  for some Star Valley Communities. Since New Years Day                        Since Oct 1 2019 Star Valley Ranch          130 inches                                           191 inches Smoot 6 SSE     …

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Public Information Statement National Weather Service Riverton WY 0259 PM MDT Sun Feb 16 2020 …Preliminary Snowfall Totals Saturday Night into Sunday Morning… Location Snowfall Fremont County… Burroughs Creek Snotel… 4 inches. Little Warm Snotel… 2 inches. Castle Creek Snotel… 1 inch. Lincoln County… Alpine… 8 inches. 5 NNE Thayne… 7.5 inches. Star Valley Ranch… 7 inches. Spring Creek Divide Snotel… 6 inches. Cottonwood Creek Snotel… 6 inches. Blind Bull Summit Snotel… 6 inches. Salt River Summit Snotel… 5 inches….

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A plume of moisture with origins west and south of Hawaii(atmospheric river) is aimed at Western Wyoming as can be seen in the following two images: This plume will lead to a period of moderate to heavy snows in much of Western Wyoming as it translate east across the state.   The following advisories are in effect: URGENT – WINTER WEATHER MESSAGE National Weather Service Riverton WY 343 AM MST Sat Feb 15 2020 …More Snow for Western Wyoming Tonight…

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National Weather Service Riverton WY 1113 AM MDT Sat Feb 8 2020 Here are the Final Snowfall Totals for the snow event that began Wednesday night and ended early Friday afternoon. The most snow fell in the west with very impressive snow totals. We thank our observers and spotters for their dedication to provide their snow reports. Note: SNOTELS (Snow Telemetry) are remote sensing sites in high mountain watersheds. Snowfall data from SNOTELS are estimated based on snow water equivalent….

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