562  
WWUS55 KBYZ 140000  
SVSBYZ  
 
SEVERE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE BILLINGS MT  
600 PM MDT WED MAY 13 2026  
 
MTC067-097-140030-  
/O.CON.KBYZ.SV.W.0007.000000T0000Z-260514T0030Z/  
PARK MT-SWEET GRASS MT-  
600 PM MDT WED MAY 13 2026  
 
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM MDT FOR  
CENTRAL PARK AND WESTERN SWEET GRASS COUNTIES...  
 
AT 600 PM MDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE FROM 7  
MILES NORTHEAST OF LIVINGSTON TO 28 MILES SOUTHEAST OF LIVINGSTON,  
MOVING NORTHEAST AT 40 MPH.  
 
HAZARD...70 MPH WIND GUSTS.  
 
SOURCE...WEATHER STATION REPORTED.  
 
IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE  
HOMES, ROOFS, AND OUTBUILDINGS.  
 
LOCATIONS IMPACTED INCLUDE...  
LIVINGSTON, BIG TIMBER, SPRINGDALE, MC LEOD, PINE CREEK AND  
GREYCLIFF.  
 
LOCALIZED HIGHER GUSTS ARE POSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
ANYONE OUTDOORS SHOULD MOVE TO SHELTER INSIDE A WELL-BUILT STRUCTURE  
AND STAY AWAY FROM WINDOWS. THESE STORMS HAVE PRODUCED WIDESPREAD  
DAMAGING WINDS.  
 
WIND DAMAGE WITH THESE STORMS 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 4549 11054 4570 11080 4609 11017 4591 10982  
4561 10962 4561 10969 4558 10969 4557 10970  
4557 10981 4552 10981 4552 10993 4545 10993  
4523 11032  
TIME...MOT...LOC 2352Z 236DEG 35KT 4570 11055 4557 11031 4537 11020  
 
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...0.00 IN  
WIND THREAT...OBSERVED  
MAX WIND GUST...70 MPH  
 
 
 
MCKEOWN-ROBBIE  
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