National Weather Service United States Department of Commerce

Mountain Snow and Heavy Winds in the Northwest; Fire Weather Conditions in California; Tropical Storm Rafael

A storm system is bringing strong winds and heavy mountain snow to the Cascades into the Northern Rockies. Santa Ana winds and dry conditions will support elevated to critical fire weather over coastal portions of California. Snow, strong winds, blizzard conditions, and high seas are impacting Southwestern Alaska. A Tropical Storm Watch is in effect for the Florida Keys from Tropical Storm Rafael. Read More >

Winter Storm Summary Banner
Possible Winter Storm Next Week|Halloween Climatology| Reporting


 

SYNOPSIS: An approaching upper level disturbance will bring rain and snow showers across western Wyoming for Halloween. Minor snow accumulations will be possible across areas above 7000 feet, with little expected elsewhere. Mild and mainly dry conditions are expected across the remainder of the region. Gusty winds of 40 to over 50 MPH will also be possible for Saturday, mainly across the Cody Foothills and the wind corridor from Rock Springs to Casper.  

 

Click to enlarge Click to enlarge

Click to Enlarge

Rain and snow will be possible across western Wyoming for Halloween. Mainly dry, mild, and breezy conditions are then expected elsewhere.

  Click to Enlarge

Don't forget to Fall Back your clocks 1 hour either Saturday night or Sunday morning as Daylight Savings Time ends on Sunday, November 1st at 2:00 AM

 


Possible Winter Storm Next Week:

A large upper level low looks to push across the region next week. This could bring the season's first winter storm, with snow possible across most areas. Stay tuned for the latest updates. 

Click to enlarge

Click Image To Enlarge

A large upper level disturbance could bring the regions first winter storm next week. Stay tuned for updates!


 

Watch our latest weekly weather briefing for more details on the Halloween weekend and the potential snow storm next week.

 


Banner image

 

Halloween Climate - Click to enlarge Halloween Climate Continued - Click to enlarge

Click to Enlarge

Halloween Climate for Big Piney Airport and Rock Springs Airport.

Click to Enlarge

Halloween Climate for Lander Airport, Riverton Airport, and Downtown Riverton.

 

Halloween Climate Continued - Click to enlarge Halloween Climate Continued - Click to enlarge

Click to Enlarge

Halloween climate for Casper Airport, Buffalo Airport, and Downtown Buffalo.

Click to Enlarge

Halloween climate for Worland Airport, Greybull Airport, and Downtown Greybull.

 

 

   Banner

Monitor our Severe Weather Summary Page for current Warnings, Watches, and Advisories. What's the difference?
Current Weather Story Check the latest Weather Story graphic for an overview of the area forecast.
NWS Riverton Radar Check out what's on the radar.
Riverton | Pocatello | Cheyenne | Billings | Salt Lake City | Rapid City | Mosaic
Submit storm reports/images and keep up to date with us on Facebook!
Twitter Logo - @NWSRiverton Follow us on Twitter for additional information. The hashtags #wywx, #Wyoming, and #wxreport can be used for reporting current weather conditions, including snowfall.
Other reporting methods include eSpotter, email (cr.wxriw@noaa.gov), or by phone at 1-800-211-1448.
Check the latest Public Information Statement for the latest storm reports.
WyDoT's Webpage Monitor current road conditions by visiting the Wyoming Dept. of Transportation (WYDOT) or by calling 5-1-1.

 

Winter Safety Kit      |    Vehicle Safety Kit

 


 

 

Learn more about the National Weather Service's efforts to build a Weather-Ready Nation!