BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
600 PM CDT FRI MAY 4 2012

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
CERRO GORDO COUNTY IN NORTH CENTRAL IOWA…
EASTERN HANCOCK COUNTY IN NORTH CENTRAL IOWA…
EASTERN WINNEBAGO COUNTY IN NORTH CENTRAL IOWA…
WORTH COUNTY IN NORTH CENTRAL IOWA…

* UNTIL 700 PM CDT

* AT 557 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL…AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 7 MILES NORTH OF LAKE MILLS TO
FOREST CITY TO 11 MILES WEST OF BELMOND…AND MOVING EAST AT 45
MPH.

* LOCATIONS IMPACTED INCLUDE…
MASON CITY…GARNER…CLEAR LAKE…NORTHWOOD…MANLY…ROCKWELL…
JOICE…KLEMME…FERTILE…GOODELL…HANLONTOWN…VENTURA…MASON
CITY AIRPORT…MESERVEY…KENSETT…THORNTON…SWALEDALE…
PLYMOUTH…GRAFTON AND ROCK FALLS.

THIS INCLUDES INTERSTATE 35 BETWEEN MILE MARKERS 178 AND 218.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

MOVE TO AN INTERIOR ROOM AND STAY AWAY FROM WINDOWS. IF YOU ARE IN A
MOBILE HOME…GET OUT NOW…AND SEEK SHELTER IN A REINFORCED
BUILDING.

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCED
WARNING. IF A TORNADO IS SPOTTED…IMMEDIATELY MOVE TO THE BASEMENT
OR SMALL INTERIOR ROOM OF A REINFORCED BUILDING.