Winter Weather Advisory issued February 22 at 11:47AM MST until February 24 at 11:00AM MST by NWS Riverton WY
* WHAT...Snow expected. Total snow accumulations between 6 and 10 inches, with up to 16 inches for the highest elevations of the Teton Mountains. Winds gusting as high as 40 mph, especially Sunday night. * WHERE...Teton and Gros Ventre Mountains. * WHEN...From 11 AM Sunday to 11 AM MST Monday. * IMPACTS...Travel could be very difficult due to falling and blowing snow over mountain passes, such as Teton and Togwotee Passes.
High Wind Warning issued February 22 at 11:38AM MST until February 24 at 5:00PM MST by NWS Riverton WY
* WHAT...West to southwest winds 20 to 30 mph with gusts up to 60 mph possible at times. Isolated gusts near 70 mph possible, especially near Clark. * WHERE...Cody Foothills. * WHEN...From 5 AM Sunday to 5 PM MST Monday. * IMPACTS...Travel could be difficult, especially for high profile vehicles, due to sudden, strong wind gusts.
Hydrologic Outlook issued February 21 at 11:50AM MST by NWS Riverton WY
ESFRIW Low elevation snowpack of around 6 to 12 inches exists across much of the northern portion of the Bighorn Basin including Greybull, Lovell, Powell, and Cody. This snowpack contains an estimated 2 to 4 inches of Snow Water Equivalent (SWE). Temperatures beginning Sunday are expected to climb into the mid 40s to low 50s. The warm temperatures are expected to persist through at least the middle of next week. The warm temperatures, combined with the significant low elevation snowpack, could result in significant melting and injection into local rivers and streams. Ice break up on the Bighorn and Nowood
Hydrologic Outlook issued February 20 at 1:13PM MST by NWS Riverton WY
ESFRIW Low elevation snowpack of around 6 to 12 inches exists across much of the northern portion of the Bighorn Basin including Greybull, Lovell, Powell, and Cody. This snowpack contains an estimated 2 to 4 inches of Snow Water Equivalent (SWE). Temperatures beginning Sunday are expected to climb into the mid 40s to low 50s. The warm temperatures are expected to persist through the middle of next week. The warm temperatures, combined with the significant low elevation snowpack could result in significant melting and injection into local rivers and streams. Ice break up on the Bighorn and Nowood Rivers is
Winter Weather Advisory issued February 20 at 2:14AM MST until February 20 at 11:00PM MST by NWS Riverton WY
* WHAT...Snow. Additional snow accumulations up to 3 to 6 inches. * WHERE...East Sweetwater County, Flaming Gorge, Rock Springs and Green River, and South Lincoln County. * WHEN...Until 11 PM MST this evening. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday morning and evening commutes.
Winter Weather Advisory issued February 19 at 2:35PM MST until February 20 at 11:00PM MST by NWS Riverton WY
* WHAT...Snow expected. Total snow accumulations 3 to 5 inches. * WHERE...Sweetwater and Southern Lincoln County. * WHEN...From 2 AM to 11 PM MST Thursday. * IMPACTS...Plan on slippery road conditions, especially along Interstate 80.
Winter Storm Warning issued February 18 at 5:09PM MST until February 18 at 11:00PM MST by NWS Riverton WY
* WHAT...Snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Yellowstone National Park. * WHEN...Until 11 PM MST this evening. * IMPACTS...Travel will be difficult, especially in the backcountry.
Winter Weather Advisory issued February 16 at 1:32PM MST until February 18 at 5:00AM MST by NWS Riverton WY
* WHAT...Snow expected. Additional snow accumulations between 4 and 8 inches. * WHERE...Jackson Hole and Star Valley. * WHEN...Until 5 AM MST Tuesday. * IMPACTS...Travel could be very difficult.
Winter Storm Warning issued February 16 at 1:32PM MST until February 18 at 5:00AM MST by NWS Riverton WY
* WHAT...Heavy snow expected. Additional snow accumulations between 12 and 20 inches in southern and eastern portions of the Park. Over 2 feet of additional snow accumulation possible across the Pitchstone Plateau. 1 to 3 inches in Mammoth; generally 4 to 8 inches elsewhere. Winds gusting as high as 35 mph. * WHERE...Yellowstone National Park. * WHEN...Until 5 AM MST Tuesday. * IMPACTS...Travel will be difficult, especially in the backcountry.
Winter Weather Advisory issued February 15 at 2:26PM MST until February 18 at 5:00AM MST by NWS Riverton WY
* WHAT...Snow expected. Total snow accumulations between 4 and 8 inches northwest of Cora, including the Bondurant area. Elsewhere, total accumulations between 1 and 3 inches. * WHERE...Upper Green River Basin Foothills. * WHEN...From 2 AM Sunday to 5 AM MST Tuesday. * IMPACTS...Travel could be difficult.