SHELBY IA-HARRISON IA-MONONA IA-
621 AM CDT WED JUN 24 2015

…SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN MONONA…NORTHERN HARRISON AND NORTHWESTERN SHELBY COUNTIES UNTIL 645 AM CDT…

AT 621 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER PISGAH…OR 33 MILES WEST OF DENISON…MOVING EAST AT 45 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE…
EARLING…MONDAMIN…IRWIN…DEFIANCE…PISGAH…MOORHEAD…
WOODBINE…DUNLAP…PANAMA…LITTLE SIOUX…WESTPHALIA…KIRKMAN…
PREPARATION CANYON STATE PARK…LITTLE SIOUX SCOUT RANCH…SCHABEN PARK…MANTENO RECREATION AREA AND WILLOW LAKE RECREATION AREA.

THIS INCLUDES HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 83 AND 89.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE.