Special Weather Statement issued December 14 at 12:16PM MST by NWS Riverton WY
This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Southwest wind 20 to 30 mph with gusts 40 to 50 mph. Locally higher gusts to around 60 mph possible. * WHERE...The Green Mountains and Natrona County. * WHEN...Saturday afternoon through Sunday, with the strongest winds occurring Saturday night through Sunday morning. * ADDITIONAL DETAILS...Motorists should watch for strong and sudden crosswinds, especially high profile vehicles.
Winter Weather Advisory issued December 14 at 1:14AM MST until December 15 at 5:00PM MST by NWS Riverton WY
* WHAT...Snow. Total snow accumulations between 4 and 8 inches expected. * WHERE...Jackson Hole. * WHEN...From 11 AM this morning to 5 PM MST Sunday. * IMPACTS...Travel could be very difficult. South to southwest wind gusts of 20 to 30 mph occur Saturday night into Sunday morning.
Winter Storm Warning issued December 14 at 1:14AM MST until December 15 at 5:00PM MST by NWS Riverton WY
* WHAT...Heavy snow. Total snow accumulations of 10 to 16 inches expected. Snow accumulations of 2 to 4 inches are expected along South Pass. Winds gusting as high as 50 mph. * WHERE...Salt River and Wyoming Ranges and the Western Wind River Mountains. * WHEN...From 11 AM this morning to 5 PM MST Sunday. * IMPACTS...Travel could be very difficult to impossible along mountain passes, including Salt River Pass and South Pass. * ADDITIONAL DETAILS...Along South Pass, though snowfall amounts will be lesser than the rest of the mountain range, very strong winds with gusts around 50 mph will lead
High Wind Warning issued December 14 at 12:52AM MST until December 15 at 5:00PM MST by NWS Riverton WY
* WHAT...Southwest winds 25 to 35 mph with gusts 55 to 65 mph expected. * WHERE...Natrona County Lower Elevations. * WHEN...From 7 PM this evening to 5 PM MST Sunday. * IMPACTS...Strong winds may impact travel for light and high profile vehicles Saturday night through Sunday morning, especially along Outer Drive in Casper. * ADDITIONAL DETAILS...Strongest winds will occur along WY Hwy 258 Outer Drive on the south side of Casper, where gusts 65 to 70 mph are possible. For north Casper, there is only a 60% chance that winds will gust over 60 mph. Wind speeds will generally decrease
Winter Storm Watch issued December 13 at 12:17AM MST until December 15 at 5:00PM MST by NWS Riverton WY
* WHAT...Heavy snow possible. Total snow accumulations over 1 foot for southwest Yellowstone, 6 to 10 inches near Old Faithful, and up to 2 to 5 inches from Mammoth to Tower Junction. * WHERE...Yellowstone National Park. * WHEN...From Saturday afternoon through Sunday evening. * IMPACTS...Travel could be very difficult to impossible.
Special Weather Statement issued December 8 at 12:12PM MST by NWS Riverton WY
This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Northwest wind 20 to 30 mph with gusts to 50 mph. Snow showers are possible later Sunday night. * WHERE...Northern Johnson County. * WHEN...Sunday late afternoon through midday Monday. * ADDITIONAL DETAILS...Motorists in light and high profile vehicles should watch for strong and sudden crosswinds. Snow showers late Sunday night could reduce visibility and bring slick and snow covered roadways.
Special Weather Statement issued December 7 at 12:39PM MST by NWS Riverton WY
This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Periods of snow. Accumulations of 3 to 6 inches with locally higher amounts in the Tetons and southwest Yellowstone Park. Northern Yellowstone Park will see 2 to 4 inches of snow. * WHERE...Yellowstone National Park and Teton Mountains * WHEN...Snow begins around 11 PM Saturday with light snow continuing through Sunday night. * ADDITIONAL DETAILS...Motorists should watch for slick and snow covered roads as well as rapid changes in visibility, including over Teton and Togwotee passes. Travel in the backcountry may be difficult at times.
Special Weather Statement issued December 8 at 2:51AM MST by NWS Riverton WY
This is a Special Weather Statement from the National Weather Service in Riverton. * WHAT...Southwest wind 25 to 35 mph with gusts to 50 to 55 mph. Occasional gusts to around 60 mph are likely in the wind prone areas on the south side of Casper. * WHERE...Green Mountains and Rattlesnake Range and Natrona County. Strongest winds will occur along the wind prone areas on the south side of Casper * WHEN...Strongest winds are expected before sunrise this morning. * ADDITIONAL DETAILS..Motorists in light and high profile vehicles should watch for strong and sudden crosswinds, especially along WY Highway 258