363
WWUS20 KWNS 051850
SEL7
SPC WW 051850
MTZ000-WYZ000-060300-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 487
NWS STORM PREDICTION CENTER NORMAN OK
1255 PM MDT SAT JUL 5 2025
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
CENTRAL AND EASTERN MONTANA
NORTHEAST WYOMING
* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 1255 PM
UNTIL 900 PM MDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
MPH LIKELY
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5
INCHES IN DIAMETER LIKELY
SUMMARY...SCATTERED THUNDERSTORMS WILL FORM AND SPREAD ACROSS THE
WATCH AREA THROUGH THE AFTERNOON AND EARLY EVENING. THE STRONGEST
STORMS WILL POSE A RISK OF LARGE HAIL AND DAMAGING WIND GUSTS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 105 MILES NORTH OF
BILLINGS MT TO 60 MILES EAST SOUTHEAST OF BROADUS MT. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU7).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR
26030.
...HART
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page