Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Western and Central Wyoming
Snow and Avalanche

Graphical Forecasts for Western & Central Wyoming

Winter Weather Forecast Guidance

Probabalistic Winter Precip Guidance

Probability of Temperatures <= 32°F

U of Arizona WRF Snow Forecast

Thunderstorm Probabilities

Western & Central Wyoming WRF Computer Model

Link to WFO RIW Local ARW WRF Model Output master page

SkewT Soundings

Jackson	Afton	Kemmerer	Lake Yellowstone	Pinedale	Alta
Alpine	Jackson Hole-Raymer	Togwotee Pass
Click the graphics above to display model data

Time Height Series

Blind Bull	Brooks Lake Lodge	Commissary Ridge	Fred's Mountain	Jackson Airport	Lava Mountain
Mount Coffin	Pine Creek Pass	Rendezvous Mtn	Sheep Mountain	Snow King	Spring Creek Divide
Sylvan Pass	Togwotee Mtn Lodge
Click the graphics above to display model data

Cross Sections - Under Construction

West - East #1	West - East #2	West - East #3	West - East #4
NW - SE
SW - NE
Click the graphics above to display model data

Plan Views

Run Total Precipitation	One-Hour Precipitation	Surface Temperature	Surface Relative Humidity	700mb Temp/RH	700mb Omega/Wind
500mb Height/Wind	250mb Height/Wind	Precipitable Water	10m Wind	Max Surface Wind Gust	Total Cloud Cover
Composite Reflectivity	Freezing Level
Click the graphics above to display model data