Summary: Heavy snow and powerful winds continue across the Great Basin mountains, Rockies, and into the High Plains, creating hazardous travel conditions. Severe storms developing in the Plains ahead of this front may have damaging winds, large hail, and a couple of tornadoes. Meanwhile, Pacific Hurricane Pamela, while not expected to directly impact the US, is forecast to make landfall along the west-central coast of Mexico as a major hurricane some time on Wednesday morning. Adverse conditions are expected across Baja California Sur, Sinaloa, and western Durango. Heavy rains from Pamela's remnants are expected across portions of central Texas and southeastern Oklahoma late Wednesday and Thursday, which may result in flooding. Advisories: Idaho, Nevada, Montana, Wyoming, Utah, Colorado, North Dakota, South Dakota
Idaho
Winter Storm Warning
Moderate to heavy snow expected to continue this morning across the Upper Snake Region
- Above 6000ft
- 6-10 inches additional accumulation
- Below 6000ft
- 2-5 inches additional accumulation
- 40mph
- Continuing through noon today
Winter Weather Advisory
Light to moderate snow expected to continue this morning across central and southeast ID
- 1-3 inches additional accumulation
- Continuing through 6 AM MDT today
Impacting transit along I-15 including Lookout and Monida Pass, US-20 including Targhee Pass
Nevada
Winter Weather Advisory
Snow continuing this morning across White Pine County
- 1 inch additional accumulation
- 40mph wind gusts
- Until 8 AM PDT this morning
Impacting transit along US-50, US-6
Montana
Winter Storm Warning
Heavy snow continuing today across southwest MT
- 8-15 inches additional snow
- 35mph wind gusts
- Until 6 PM MDT Wednesday
Winter Weather Advisory
Snow continuing today across central and southeast MT
- 2-8 inches additional snow
- Until 6 PM MDT Wednesday
Some transit impacts along I-15, I-90, I-94
Wyoming
Winter Storm Warning
Heavy snow continuing today across most of the state
- East Slopes
- 12-24 inches additional snow
- West Slopes
- 10-15 inches additional snow
- 45mph wind gusts
- Until Noon Wednesday
Impacting transit along I-90, I-80, and most other major routes in the area
Utah
Winter Storm Warning
Heavy snow continuing today across central and southern UT
- 6-14 inches of additional snow
- Through 6 PM MDT this evening
Impacting transit along mountain routes including portions of I-15 and I-70
Colorado
Winter Weather Advisory
Mountain snow expected overnight tonight across western CO
- 5-10 inches of snow above 9000ft
- 50mph wind gusts
- From 6 PM this evening to midnight MDT Tuesday night
May impact transit along I-70 and other mountain routes
North Dakota
Winter Weather Advisory
Wet snow expected to begin this evening across southwest ND
- 2-5 inches of snow
- 40mph wind gusts
- From 6 PM this evening to 6 PM MDT Wednesday
South Dakota
Winter Weather Advisory
Wet snow expected to begin this evening across northwest SD
- 6 inches of snow
- 45mph wind gusts
- From midnight tonight to 6 PM MDT Wednesday
May impact transit along I-90
Additionally, Wind Advisories are in place across parts of California, Nevada, Utah, Arizona, Wyoming, Colorado, New Mexico, Nebraska, Kansas, Oklahoma, and Texas
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