HELBY IA-HARRISON IA-MONONA IA-
741 PM CDT SUN JUN 29 2014

SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SHELBY…
NORTHEASTERN HARRISON AND SOUTHEASTERN MONONA COUNTIES UNTIL 800 PM
CDT…

AT 741 PM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 11 MILES NORTHEAST OF LOGAN…OR 23 MILES SOUTHWEST OF DENISON…MOVING EAST AT 30 MPH.

NICKEL SIZE HAIL WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE…WOODBINE…DUNLAP…PANAMA…SCHABEN PARK AND MANTENO RECREATION AREA.

THIS STORM MAY INTENSIFY…SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS…AS WELL AS LOCAL CABLE TV OUTLETS…FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY AFTERNOON
FOR EASTERN NEBRASKA.

737 PM CDT SUN JUN 29 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SOUTHERN CARROLL COUNTY IN WEST CENTRAL IOWA…
WESTERN GREENE COUNTY IN WEST CENTRAL IOWA…

* UNTIL 830 PM CDT

* AT 737 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED 7 MILES EAST OF
MANNING…OR 9 MILES SOUTH OF CARROLL…MOVING EAST AT 40 MPH.

HAZARD…60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS…SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE…
CARROLL…JEFFERSON…MANNING…COON RAPIDS…GLIDDEN…SCRANTON…
CHURDAN…TEMPLETON…DEDHAM…HALBUR…LIDDERDALE…WILLEY…
RALSTON…SWAN LAKE STATE PARK…JEFFERSON MUNICIPAL AIRPORT AND
ARTHUR N NEU AIRPORT.

732 PM CDT SUN JUN 29 2014

…ADDITIONAL HEAVY RAINFALL EXPECTED TONIGHT…

.THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAINFALL HAVE DEVELOPED
ACROSS CENTRAL IOWA. WITH VERY MOIST ANTECEDENT SOIL
CONDITIONS…ANY ADDITIONAL HEAVY RAINFALL MAY LEAD TO AREAS OF
FLASH FLOODING OVERNIGHT TONIGHT.
732 PM CDT SUN JUN 29 2014

…FLASH FLOOD WATCH IN EFFECT UNTIL 7 AM CDT MONDAY…

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FLASH FLOOD WATCH UNTIL 7 AM CDT MONDAY FOR THE FOLLOWING AREA COUNTIES: SAC-CRAWFORD-
CARROLL-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD

* THUNDERSTORMS CAPABLE OF HEAVY RAINFALL WILL TRACK OVER AREAS
WHICH HAVE RECENTLY RECEIVED SEVERAL INCHES OF RAINFALL. ALREADY
MOIST SOILS COMBINED WITH ADDITIONAL HEAVY RAINFALL…UP TO ONE
INCH OR MORE…MAY LEAD TO AREAS OF FLASH FLOODING TONIGHT.

* FLASH FLOODING IS ESPECIALLY DANGEROUS AT NIGHT…AND MOST FLASH
FLOOD DEATHS OCCUR IN VEHICLES. USE CAUTION WHILE
TRAVELING…ESPECIALLY AT NIGHT. DO NOT DRIVE THROUGH FLOODED
ROADWAYS…TURN AROUND DO NOT DROWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

Here is an on-going chronology of severe weather events for Sun., June 29th 2014

7:21-p.m. 1″ diameter hail in Pisgah (Harrison County)

6:38-p.m.  1″ diameter (quarter-sized) hail 5 miles SE of Kirkman.

6:36-p.m. 1″ dia. hail 7 miles S/SE of Irwin.

6:29-p.m. 1″ dia. hail 4 miles SW of Westphalia.

6:05-p.m. & 5:42-p.m.  1″ dia. hail 2 miles SE of Woodbine.; 3/4″ hail 2 miles SW of Panama.

5:20-p.m. 1 ” dia. hail 2 miles SE of Magnolia.

5:15-p.m. 2.75″ dia. (baseball size) hail 3 miles SW of Magnolia.

5:08-p.m. funnel cloud observed near Modale.

4:45-p.m. 1″ dia. hail SW of Mondamin.

700 PM CDT SUN JUN 29 2014

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR AUDUBON COUNTY…AT 700 PM CDT…THE LEADING EDGE OF A SEVERE THUNDERSTORM WAS LOCATED 9 MILES SOUTHEAST OF AUDUBON…MOVING EAST AT 35 MPH.

HAZARD…60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS…SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE…
AUDUBON…EXIRA…ELK HORN…KIMBALLTON AND AUDUBON COUNTY AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH A TORNADO IS NOT
IMMEDIATELY LIKELY…IF ONE IS SPOTTED…ACT QUICKLY AND MOVE TO A
PLACE OF SAFETY INSIDE A STURDY STRUCTURE…SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

700 PM CDT SUN JUN 29 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
NORTHWESTERN HARRISON COUNTY IN SOUTHWEST IOWA…
SOUTH CENTRAL MONONA COUNTY IN WEST CENTRAL IOWA…
EAST CENTRAL BURT COUNTY IN EAST CENTRAL NEBRASKA…

* UNTIL 730 PM CDT

* AT 700 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED NEAR PISGAH…OR
38 MILES NORTH OF OMAHA…MOVING EAST AT 25 MPH.

HAZARD…HALF DOLLAR SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…DAMAGE TO VEHICLES IS EXPECTED.

* LOCATIONS IMPACTED INCLUDE…
PISGAH…MOORHEAD…MAGNOLIA…LITTLE SIOUX…PELICAN POINT STATE
RECREATION AREA…PREPARATION CANYON STATE PARK AND LITTLE SIOUX
SCOUT RANCH.

THIS INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 92 AND 101.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

644 PM CDT SUN JUN 29 2014
…STRONG THUNDERSTORMS ARE QUICKLY DEVELOPING OVER THE KJAN LISTENING AREA…

STRONG THUNDERSTORMS OVER THE AREA WILL BE CAPABLE OF PRODUCING HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 45 MPH. TORRENTIAL RAINFALL IS ALSO LIKELY. A FEW STORMS MAY EVEN BECOME SEVERE. IF THREATENING WEATHER MOVES INTO YOUR AREA SEEK SHELTER INDOORS IMMEDIATELY.