845  
WUUS55 KRIW 172232  
SVRRIW  
WYC019-172300-  
/O.NEW.KRIW.SV.W.0071.180717T2232Z-180717T2300Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE RIVERTON WY  
432 PM MDT TUE JUL 17 2018  
 
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
NORTHEASTERN JOHNSON COUNTY IN NORTH CENTRAL WYOMING...  
 
* UNTIL 500 PM MDT.  
 
* AT 431 PM MDT, A SEVERE THUNDERSTORM WAS LOCATED NEAR POWDER RIVER  
REST AREA, OR 27 MILES EAST OF BUFFALO, MOVING EAST AT 25 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE  
TO ROOFS, SIDING, AND TREES.  
 
* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF  
NORTHEASTERN JOHNSON COUNTY.  
 
THIS INCLUDES INTERSTATE 90 BETWEEN MILE MARKERS 85 AND 95.  
 
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.  
 

 
 
LAT...LON 4417 10623 4434 10630 4442 10602 4420 10602  
TIME...MOT...LOC 2231Z 253DEG 20KT 4428 10617  
 
HAIL...1.00IN  
WIND...60MPH  
 

 
 
LIPSON  
 
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