652
WWUS20 KWNS 011408
SEL8
SPC WW 011408
MIZ000-LHZ000-LMZ000-012000-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 428
NWS STORM PREDICTION CENTER NORMAN OK
1010 AM EDT WED JUL 1 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHERN MICHIGAN
LAKE HURON
LAKE MICHIGAN
* EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON FROM 1010 AM
UNTIL 400 PM EDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
TO 75 MPH POSSIBLE
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
A TORNADO OR TWO POSSIBLE
SUMMARY...A WELL-ORGANIZED AND FAST-MOVING CLUSTER OF STORMS IS
EXPECTED TO CROSS NORTHERN LAKE MICHIGAN THIS MORNING, POSING A
DAMAGING WIND AND SOME HAIL THREAT INTO A MOIST AND UNSTABLE AIR
MASS ACROSS NORTHERN LOWER MICHIGAN AND SURROUNDING WATERS THROUGH
AT LEAST LATE MORNING AND EARLY AFTERNOON.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES NORTHWEST OF
MANISTEE MI TO 10 MILES SOUTHEAST OF ALPENA MI. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU8).
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
1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 600. MEAN STORM MOTION VECTOR
24045.
...GUYER
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