The National Weather Service in Cheyenne has issued a

* Severe Thunderstorm Warning for...
Southeastern Laramie County in southeastern Wyoming...

* Until 900 PM MDT.

* At 740 PM MDT, a severe thunderstorm was located over Hillsdale, or
18 miles east of Cheyenne, moving southeast at 20 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.

* Locations impacted include...
Burns, Hillsdale and Carpenter.

This includes Interstate 80 in Wyoming between mile markers 376 and
396.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.