NWUS55 KCYS 190918
LSRCYS

Preliminary Local Storm Report
National Weather Service Cheyenne WY
318 AM MDT Tue May 19 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0900 AM     Blizzard         7 NW Elk Mountain       41.76N 106.51W
05/18/2026                   Carbon             WY   Dept of Highways 

            Halleck Ridge WYDOT site reported 3.5 hours 
            of below one quarter mile visibility and 
            winds gusting between 35 to 50 MPH. 
            Interstate 80 was closed after 3:00 AM. 


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