599
WWUS83 KUNR 190108
SPSUNR
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
708 PM MDT FRI SEP 18 2026
WYZ054>056-058-190145-
WESTERN CROOK WY-SOUTHERN CAMPBELL WY-WESTON COUNTY PLAINS WY-
NORTHERN CAMPBELL WY-
708 PM MDT FRI SEP 18 2026
..A LINE OF SHOWERS WILL IMPACT NORTHWESTERN WESTON
SOUTHWESTERN
CROOK AND EAST CENTRAL CAMPBELL COUNTIES UNTIL 745 PM MDT...
AT 708 PM MDT, AUTOMATED OBSERVATIONS A LINE OF SHOWERS EXTENDING
FROM OVER GILLETTE AIRPORT TO 14 MILES SOUTH OF MOORCROFT, OR
EXTENDING FROM 7 MILES NORTHWEST OF GILLETTE TO 28 MILES SOUTHEAST OF
GILLETTE, MOVING NORTHEAST AT 25 MPH.
HAZARD...WIND GUSTS UP TO 50 MPH.
SOURCE...AUTOMATED OBSERVATIONS.
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND
UNSECURED OBJECTS.
LOCATIONS IMPACTED INCLUDE...
GILLETTE, MOORCROFT, WYODAK MINE, DRY FORK MINE, RAWHIDE MINE,
EAGLE BUTTE MINE, BUCKSKIN MINE, ROZET, CAMPLEX EVENT FACILITY AND
GILLETTE AIRPORT.
THIS INCLUDES INTERSTATE 90 IN WYOMING BETWEEN MILE MARKERS 121 AND
159.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MONITOR THE WEATHER SITUATION CLOSELY AND BE ALERT FOR THREATENING
WEATHER CONDITIONS.
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.
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.
STRONG WINDS ASSOCIATED WITH THIS STORM 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 4419 10530 4431 10567 4458 10554 4441 10506
4419 10473 4400 10503 4419 10529
TIME...MOT...LOC 0108Z 215DEG 22KT 4435 10559 4424 10524 4406 10500
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
GS
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