...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHERN LEWIS AND
CLARK...NORTHWESTERN BROADWATER AND NORTH CENTRAL JEFFERSON
COUNTIES...

AT 526 PM MDT, RADAR INDICATED STRONG THUNDERSTORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 9 MILES SOUTHWEST OF OVANDO TO 14 MILES
NORTH OF GARRISON TO 13 MILES NORTH OF BASIN. MOVEMENT WAS NORTHEAST
AT 40 MPH.

WIND GUSTS OF 50 TO 55 MPH, HALF INCH HAIL, AND BRIEF HEAVY RAIN ARE
POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
HELENA, LINCOLN, EAST HELENA, MONTANA CITY, MARYSVILLE, YORK, RIMINI,
SPRING MEADOW LAKE STATE PARK, CANYON CREEK, BLACK SANDY STATE PARK
AND AUSTIN.

THESE STORMS PRODUCED A 51 MPH WIND GUST IN GARRISON.

IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.

THESE STORMS MAY INTENSIFY, SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.