931
WWUS85 KRIW 152211
SPSRIW
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
411 PM MDT MON SEP 15 2025
WYZ020-152245-
NATRONA COUNTY LOWER ELEVATIONS-
411 PM MDT MON SEP 15 2025
...A STRONG THUNDERSTORM WILL IMPACT NORTH CENTRAL NATRONA COUNTY
THROUGH 445 PM MDT...
AT 411 PM MDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7
MILES NORTHEAST OF POWDER RIVER, WHICH IS 34 MILES NORTHWEST OF
CASPER, MOVING EAST AT 50 MPH.
HAZARD...WIND GUSTS UP TO 40 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 NORTH CENTRAL
NATRONA COUNTY, INCLUDING THE FOLLOWING LOCATIONS... NATRONA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.
LAT...LON 4298 10691 4320 10700 4334 10650 4306 10639
TIME...MOT...LOC 2211Z 252DEG 42KT 4311 10690
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
GERHARDT
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