Winter Weather Advisory issued December 29 at 12:28PM MST until December 30 at 8:00PM MST by NWS Rapid City SD
* WHAT...Snow expected. Total snow accumulations between 2 and 6 inches. Winds gusting as high as 40 to 45 mph. * WHERE...Mellette, Todd, Tripp, Bennett, and Southern Jackson. * WHEN...From 11 AM MST /noon CST/ to 8 PM MST /9 PM CST/ Monday. * IMPACTS...Plan on slippery road conditions. Blowing snow could significantly reduce visibility at times. The hazardous conditions could impact the Monday evening commute.
Avalanche Watch issued December 28 at 6:13AM MST by NWS Salt Lake City UT
AVASLC * WHAT...The Avalanche Watch is for rising avalanche danger, with very dangerous conditions continuing through the weekend and into next week. Heavy snowfall and drifting by strong winds will elevate backcountry avalanche danger over the next several days. Very dangerous conditions and HIGH avalanche danger exist in many areas. * WHERE...The Avalanche Watch continues for the western Uinta Mountains. * WHEN...In effect from 6 AM MST this morning through 6 AM MST Sunday * IMPACTS...Many slopes are expected to develop very dangerous avalanche conditions. Avalanches can be triggered on slopes steeper than 30 degrees and may also be triggered
Avalanche Warning issued December 28 at 6:09AM MST by NWS Salt Lake City UT
AVWSLC * WHAT...The avalanche danger for the warning area is HIGH today and possibly EXTREME tonight. * WHERE...For the mountains of northern and central Utah including the Wasatch Plateau (Skyline)...Wasatch Range...Bear River Rang and the Wellsville Mountains. * WHEN...In effect from 6 AM MST this morning until 6 AM MST Sunday. * IMPACTS...Heavy snow combined with strong wind is creating widespread areas of unstable snow. Both human-triggered and natural avalanches are likely.
Winter Storm Warning issued December 28 at 2:30AM MST until December 28 at 11:00PM MST by NWS Salt Lake City UT
* WHAT...Heavy snow. Additional snow accumulations 8 to 18 inches, locally up to 2 feet in the upper Cottonwoods. * WHERE...The Wasatch Mountains, Western Uinta Mountains, and Wasatch Plateau/Book Cliffs. * WHEN...Until 11 PM MST this evening. * IMPACTS...Winter driving conditions can be expected on all mountain routes. Traction law restrictions may be enacted.
High Surf Advisory issued December 28 at 2:43PM EST until December 30 at 5:00AM EST by NWS Newport/Morehead City NC
* WHAT...Large breaking waves of 5 to 9 feet expected in the surf zone. * WHERE...Ocracoke Island beaches and Hatteras Island beaches south of Cape Hatteras. * WHEN...From 4 PM Sunday to 5 AM EST Monday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Localized ocean overwash possible for vulnerable areas.
Gale Watch issued December 27 at 2:21PM EST until December 30 at 6:00AM EST by NWS Newport/Morehead City NC
* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 6 to 11 ft possible. * WHERE...The coastal waters from Oregon Inlet to Ocracoke Inlet. * WHEN...From Sunday evening through late Sunday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.
Gale Watch issued December 27 at 2:21PM EST until December 30 at 5:00AM EST by NWS Newport/Morehead City NC
* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 6 to 11 ft possible. * WHERE...The coastal waters from Ocracoke Inlet to Surf City. * WHEN...From Sunday evening through late Sunday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility.
Avalanche Watch issued December 27 at 5:51AM MST by NWS Salt Lake City UT
AVASLC * WHAT...Heavy snow and drifting by strong winds will elevate backcountry avalanche danger over the next several days. Very dangerous conditions and a HIGH avalanche danger is expected to develop in many areas. * WHERE...The Avalanche Watch is for the mountains of northern and central Utah including the western Uinta Mountains, the Wasatch Plateau and the Manti La Sal Skyline. * WHEN...Through 6 AM MST Saturday * IMPACTS...Very dangerous avalanche conditions are expected to develop on many slopes. Avalanches can be triggered on slopes steeper than 30 degrees. They may also be triggered remotely (from a distance) or from
Avalanche Warning issued December 27 at 5:37AM MST by NWS Salt Lake City UT
AVWSLC * WHAT...Heavy snowfall and drifting by strong winds will elevate the backcountry avalanche danger over the next several days. Very dangerous conditions and HIGH avalanche danger are expected to develop in many areas. * WHERE...For the mountains of northern Utah including the Wasatch Range and Bear River Range. * WHEN...Until 6 AM MST Saturday * IMPACTS...Very dangerous avalanche conditions are expected to develop on many slopes. Avalanches can be triggered on slopes 30 degrees and steeper. They may also be triggered remotely (from a distance) or from below.
Winter Storm Warning issued December 27 at 1:55AM MST until December 28 at 11:00PM MST by NWS Salt Lake City UT
* WHAT...Heavy snow. Additional accumulation of 8 to 16 inches is expected through Friday evening. Another round of snow Saturday will bring an additional 8 to 16 inches, with the higher amounts falling in the Bear River Range, and lower end of the range in the Wasatch and points south. * WHERE...The Wasatch Mountains, Western Uinta Mountains, and Wasatch Plateau/Book Cliffs. * WHEN...Until 11 PM MST Saturday. * IMPACTS...Winter driving conditions can be expected on all mountain routes. Traction law restrictions may be enacted. * ADDITIONAL DETAILS...Additional accumulating snow is likely Sunday night into Monday morning.