WWUS85 KRIW 222318
SPSRIW

Special Weather Statement
National Weather Service Riverton WY
518 PM MDT Sat Aug 22 2026
 
WYZ010-011-230000-
Southeast Johnson County-Northeast Johnson County-
518 PM MDT Sat Aug 22 2026

...A STRONG THUNDERSTORM WILL IMPACT EAST CENTRAL JOHNSON COUNTY
THROUGH 600 PM MDT...

At 517 PM MDT, Doppler radar was tracking a strong thunderstorm 13
miles southwest of Powder River Rest Area, which is 25 miles
southeast of Buffalo, moving north at 10 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor hail damage to vegetation is 
         possible.

This storm will remain over mainly rural areas of east central
Johnson County.

This includes Interstate 90 between mile markers 82 and 83.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4403 10622 4400 10639 4413 10656 4421 10625
TIME...MOT...LOC 2317Z 165DEG 9KT 4408 10635 

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

$$

Rowe