WUUS55 KCYS 202040
SVRCYS
WYC007-202130-
/O.NEW.KCYS.SV.W.0083.260620T2040Z-260620T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cheyenne WY
240 PM MDT Sat Jun 20 2026

The National Weather Service in Cheyenne has issued a

* Severe Thunderstorm Warning for...
  Northeastern Carbon County in south central Wyoming...

* Until 330 PM MDT.

* At 239 PM MDT, severe thunderstorms were located along a line
  extending from near Dome Rock to Seminoe State Park to 8 miles
  north of Dugway Campground, moving east at 45 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Hanna, Sinclair, Medicine Bow, Elk Mountain, Seminoe Campground,
  Fort Steele Historic Site, Shirley Basin, Kortes Dam, Seminoe State
  Park, Miracle Mile, Seminoe Dam, Prior Flat Campground, Dugway
  Campground, and Dome Rock.

This includes Interstate 80 in Wyoming between mile markers 217 and
262.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Wind damage with these storms will occur before any rain or
lightning. Do not wait for the sound of thunder before taking cover.
SEEK SHELTER IMMEDIATELY inside a sturdy structure and stay away from
windows.

&&

LAT...LON 4207 10712 4243 10713 4243 10607 4197 10607
      4165 10639 4173 10720
TIME...MOT...LOC 2039Z 248DEG 41KT 4226 10683 4208 10685 4198 10704 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH

$$