Life-threatening and locally catastrophic flash and urban flooding is expected across portions of south-central Texas through early Friday, with significant river flooding and rapid rises on small streams, arroyos, and typically dry washes expected. A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek. Read More >
Overview
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March 26 - Bands of moderate to heavy snow developed over a cold front across central Wyoming Sunday evening. The heaviest snow fell from the Wind River Basin northeast across Johnson County. Widespread snowfall of 6-8 inches accumulated in these areas. An observer 27 miles south of Tensleep reported the highest storm total snowfall of 10 inches, Riverton reported 9.2" and both Hudson and Mayoworth came in with 8 inches. |
 Storm Total Snowfall for March 25-26, 2018. (Click on map to enlarge) |
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| Snow moving into Red Canyon (Hwy 28 - South Pass) area Sunday evening. South Pass reported 9 inches of snow Monday morning. |
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Snow
Public Information Statement National Weather Service Riverton WY 114 PM MST Tue Mar 27 2018 ...Final Snow Reports... Below are the final snowfall amounts from Sunday night through Monday. This was a fairly quick hitting storm, with some of the hardest hit areas in lower elevations across central Wyoming. After the snow stopped falling and most of the clouds moved out of the area, much of the snow melted by the end of the day with the warming daytime temperatures. Observations are collected from a variety of sources with varying equipment and exposures. We thank all volunteer weather observers for their dedication. Not all data listed are considered official. Note: SnoTELS (Snow Telemetry) are remote sensing sites in high mountain watersheds. Snowfall data from SNOTELS are estimated based on snow water equivalent. Location Snowfall Big Horn County... Bone Springs Divide Snotel... 1 inch. Shell Creek Snotel... 1 inch. Fremont County... Riverton... 9.2 inches. South Pass Snotel... 9 inches. 6 SW Lander... 8.7 inches. 7 SE Lander... 8 inches. 2 W Riverton... 8 inches. Hudson... 8 inches. Lander... 6-7.5 inches. 3 SW Lander... 7 inches. Lander Airport... 7 inches. 4 W Riverton... 7 inches. Riverton Airport... 6.1 inches. Sweetwater Station... 6 inches. 7 SE Lander... 6 inches. 1 N Lander... 6 inches. Atlantic City... 5.5 inches. 9 SSE Lander... 5.4 inches. Deer Park Snotel... 5 inches. 9 SSE Lander... 5 inches. 7 WNW Lander... 4.8 inches. Jeffrey City... 4 inches. 35 ESE Riverton... 4 inches. Brooks Lake... 4 inches. Townsend Creek Snotel... 4 inches. Shoshoni... 3.2 inches. St. Lawrence Alt Snotel... 2 inches. Boysen Dam... 1 inch. Dubois... 1 inch. Hobbs Park Snotel... 1 inch. Little Warm Snotel... 1 inch. Cold Springs Snotel... 1 inch. Hot Springs County... Thermopolis... 2 inches. 9 NE Thermopolis... 0.5 inches. Johnson County... Bear Trap Meadow Snotel... 9 inches. 17 NNW Kaycee... 9 inches. 13 SSE Buffalo... 7 inches. Buffalo... 6.2 inches. Hansen Sawmill Snotel... 5 inches. Kaycee... 5 inches. 4 SSW Buffalo... 5 inches. 7 NE Buffalo... 3.3 inches. Cloud Peak Reservoir Snotel... 3 inches. Soldier Park Snotel... 2 inches. Little Goose Snotel... 2 inches. Lincoln County... 3 SE Bedford... 5 inches. 5 SSE Smoot... 4 inches. Afton... 3.4 inches. 5 NNE Thayne... 3 inches. 2 SE Thayne... 2.8 inches. Blind Bull Summit... 2 inches. Commissary Ridge... 2 inches. Star Valley Ranch... 1 inch. Box Y Ranch... 1 inch. Natrona County... 12 NE Lysite... 6.5 inches. Grave Springs Snotel... 5 inches. 1 SW Casper... 2 inches. Casper Mountain Snotel... 2 inches. Powder River... 2 inches. 4 WSW Casper... 1.4 inches. Reno Hill Snotel... 1 inch. 5 SSW Casper... 1 inch. 10 WSW Casper... 1 inch. Casper... 1 inch. Casper Airport... 0.6 inches. 11 WSW Casper... 0.5 inches. 1 S Casper... 0.2 inches. Park County... 3 NE Sunshine... 2.6 inches. 26 SW Cody... 2 inches. Pahaska... 1.5 inches. Sublette County... Kendall Ranger Station Snotel... 1 inch. Gunsite Pass Snotel... 1 inch. Big Sandy Opening Snotel... 1 inch. New Fork Lake Snotel... 1 inch. Larsen Creek Snotel... 1 inch. Boulder Rearing Station... 1 inch. Pocket Creek Snotel... 1 inch. Pinedale... 0.4 inches. Sweetwater County... 7 SE Rock Springs... 3.5 inches. Green River... 2.5 inches. Rock Springs... 2 inches. Wamsutter... 2 inches. 4 NNW Rock Springs... 1 inch. Buckboard Marina... 1 inch. 2 NNE Farson... 0.5 inches. Teton County... Togwotee Mountain Lodge... 4 inches. Grand Targhee - Chief Joseph... 3 inches. Jackson Hole - Raymer... 3 inches. Jackson Hole - Rendezvous Bowl... 3 inches. Darwin Ranch... 3 inches. Snow King... 2 inches. Jackson Hole - Mid Mountain... 2 inches. Jackson Hole - Base... 1 inch. 1 NNW Alta... 1 inch. Moose... 0.6 inches. Jackson Dam... 0.4 inches. 2 SW Wilson... 0.2 inches. Washakie County... 27 S Ten Sleep... 10 inches. 16 SSE Ten Sleep... 7.3 inches. Ten Sleep... 6.3 inches. Middle Powder Snotel... 6 inches. 5 NNW Ten Sleep... 4.5 inches. Powder River Pass Snotel... 3 inches. $$
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