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Wyoming, Bighorn Mountains West

Winter Weather Advisory

Statement as of 10:13 PM MDT on May 24, 2015

Expires 11:00 AM EDT on May 25, 2015


... Winter Weather Advisory in effect until 9 am MDT Monday...

The National Weather Service in Riverton has issued a Winter
Weather Advisory for heavy wet snow... which is in effect until 9 am
MDT Monday.

* Summary and timing... periods of snow will continue
overnight... however... the heaviest snow has already fallen.
Highway 16 and Powder River Pass has just closed due to winter
conditions near The Summit.

* Snow accumulations so far... 4 to 6 inches... with a few isolated
locations above 9000 feet receiving up to 8 inches of snow.

* Total snow accumulations... 5 to 9 inches... especially above 9000 feet.

* Wind and visibility... northeast 5 to 10 mph. Visibility will be
reduced to under one half mile at times in snow and fog.

* Impacts... motorists should monitor for changing travel
conditions... including Powder River and Granite passes.

Precautionary/preparedness actions...

A Winter Weather Advisory means that periods of snow and blowing
snow will cause travel difficulties. Be prepared for slippery
roads and limited visibilities... and use caution while driving.

The latest Road conditions provided by the Wyoming Department of
Transportation are available by calling 5-1-1 or on the internet
at wyoroad.Info.




Record Report

Statement as of 6:47 PM MDT on May 24, 2015


... Record daily maximum rainfall set at Riverton WY...

a large upper level disturbance bright widespread rain today. A
record rainfall of 1.01 inches was set at Riverton WY today. This
breaks the old record of 0.48 set in 2009. Note the precipitation
records for the Riverton site only date back to 1995.



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South Dakota - Flood Warning , Areal Flood Watch
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Utah - Public Information Statement
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Wyoming - Flood Warning , Areal Flood Watch , Winter Weather Advisory , Record Report , Public Information Statement
- Small Craft Advisory