Star Valley Weather

National Weather Service Riverton WY 418 PM MDT Sun Sep 19 2021 …FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING… Upper Wind River Basin-Wind River Basin-Lander Foothills- Green Mountains and Rattlesnake Range-Star Valley- Upper Green River Basin Foothills-Upper Green River Basin- South Lincoln County-Rock Springs and Green River-Flaming Gorge- East Sweetwater County- Including the cities of Dubois, Riverton, Shoshoni, Lander, Jeffrey City, Afton, Alpine, Star Valley Ranch, Thayne, Pinedale, La Barge, Big Piney, Farson, Kemmerer, Cokeville, Rock…

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After a record setting dry beginning of the summer of 2021, unlike the previous two years the monsoon moisture did reach Star Valley  by late July.  Several episodes  of heavy thunderstorms brought much above normal August rainfall. Such was the case across much of western Wyoming.   Following is the observed monthly  precipitation vs normal at Star Valley Ranch for the summer of 2021 Following is a list of observed precipitation amounts for the summer across Star Valley and surrounding…

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Special Weather Statement National Weather Service Riverton WY 134 PM MDT Fri Sep 3 2021 Jackson Hole-Star Valley-Upper Green River Basin Foothills- Upper Green River Basin-South Lincoln County- Including the cities of Jackson, Afton, Alpine, Star Valley Ranch, Thayne, Pinedale, La Barge, Big Piney, Farson, Kemmerer, and Cokeville 134 PM MDT Fri Sep 3 2021 …Near Freezing Temperatures in Western Wyoming Valleys Saturday Morning… This is a special weather statement from the National Weather Service Office in Riverton. * WHAT…Temperatures…

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  A strong summer time system moved across the area Saturday. Beneficial rainfall occurred in many portions. The greatest in Star Valley was over an inch at Star Valley Ranch northward to Alpine. This brings the August totals ranging upwards to 3 plus inches in the Lower Valley to more than 2 inches in the Upper Valley. Total August precipitation to August 22 2021 Public Information Statement National Weather Service Riverton WY 932 AM MDT Sun Aug 22 2021 …PRECIPITATION…

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Observed precipitation 7 days up to August 20 2021 Beneficial rains with even some snow about 10,000 ft fell across much of the area the past couple of days. Following is a collection of rainfall totals by Riverton FForecast Office that fell over the past 2 days National Weather Service Riverton WY 913 AM MDT Fri Aug 20 2021 …HERE ARE THE PRECIPITATION TOTALS FROM THE LAST 2 DAYS ACROSS WESTERN AND CENTRAL WYOMING… Location Amount Time/Date Elevation (ft.) …Yellowstone…

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The Monsoon moisture that has provided beneficial rains from Southern Utah southward through Arizona into northwestern Mexico  much of July finally arrived into western Wyoming the last week of the month.  The showers and locally  heavy thunderstorms brought to an end the exceptionally long dry spell that began the last week of May for the Star Valley area. Following are the rainfall totals in and around Star Valley for the month of July, which primarily occurred toward the end of…

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Thundershowers were widespread across Star Valley Wednesday afternoon and evening providing most areas the greatest rainfall since May or in some cases much longer.  While there were isolated substantial amounts which are quite beneficial, much more is needed before any drought conditions can be overcome.  However the current upper air pattern is transporting monsoon moisture into the area from Mexico, Arizona and Utah.  This will continue the daily development of mainly afternoon and evening storms through the weekend if not…

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There were no reports of measurable precipitation  during all of  June in parts of Star Valley.  This is the only time that this has occurred in any month  at the official climatological station located just Southeast of  Bedford.  The record at Bedford 3SE begins 50 years ago in 1971.  Normally over  2 inches fall in June, this year there were just two days that observed a trace.  The same was true at the Star Valley Ranch station with just a…

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Typically by mid April the snow season is over for Star Valley Ranch(snow can still occur as locals can attest even into June). However by mid April the winter snow pack is rapidly melting away providing the life blood of Star Valley. Looking back reviewing how the most recent winter snow season was and comparing to recent  winters is the goal of this report. Looking back at the water year which begins on October 1st is the  method of an…

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