Storms that pounded eastern Nebraska and western Iowa Sunday evening brought the threat of tornadoes and winds gusting up to 65 miles per hour and greater. The National Weather Service says an estimated 63-mph wind was recorded at the Denison Airport at around 7:15-p.m. Emergency Management officials reports multiple trees down and a person was struck by lightening. There were also multiple power outages reported across the area.

(This will be updated)

733 PM CDT SUN AUG 31 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR…CARROLL COUNTY IN WEST CENTRAL IOWA…AUDUBON COUNTY IN WEST CENTRAL IOWA…SOUTHEASTERN CALHOUN COUNTY IN WEST CENTRAL IOWA…GUTHRIE COUNTY IN WEST CENTRAL IOWA…GREENE COUNTY IN WEST CENTRAL IOWA…

* UNTIL 815 PM CDT

* AT 733 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED 4 MILES EAST OF MANNING…OR 12 MILES NORTH OF AUDUBON…MOVING EAST AT 50 MPH.

HAZARD…70 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES…ROOFS AND OUTBUILDINGS.

MONONA IA-HARRISON IA-SHELBY IA-BURT NE-

731 PM CDT SUN AUG 31 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A URBAN AND SMALL STREAM FLOOD ADVISORY FOR…EASTERN MONONA COUNTY IN WEST CENTRAL IOWA…HARRISON COUNTY IN SOUTHWEST IOWA…NORTHWESTERN SHELBY COUNTY IN SOUTHWEST IOWA…SOUTHEASTERN BURT COUNTY IN EAST CENTRAL NEBRASKA.. UNTIL 1230 AM CDT

* AT 730 PM CDT…DOPPLER RADAR INDICATED HEAVY RAIN DUE TO NUMEROUS ROUNDS OF THUNDERSTORMS ACROSS THE AREA. THIS NAY CAUSE URBAN AND SMALL STREAM FLOODING IN THE ADVISORY AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN IN PARTS OF MONONA COUNTY.

* SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE…HARLAN…MISSOURI VALLEY…TEKAMAH…LOGAN…EARLING…MONDAMIN…UTE…IRWIN…DEFIANCE…MODALE…PISGAH…MOORHEAD…WOODBINE…MAPLETON…DUNLAP…BLENCOE…PANAMA…PORTSMOUTH…MAGNOLIA AND SOLDIER.

725 PM CDT SUN AUG 31 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR…EASTERN HARRISON COUNTY IN SOUTHWEST IOWA…NORTHERN SHELBY COUNTY IN SOUTHWEST IOWA… UNTIL 815 PM CDT

* AT 724 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED 7 MILES NORTHEAST OF LOGAN…OR 27 MILES SOUTHWEST OF DENISON…MOVING NORTHEAST AT 55 MPH.

HAZARD…70 MPH WIND GUSTS.

SOURCE…RADAR INDICATED.

IMPACT…EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE HOMES…ROOFS AND OUTBUILDINGS.

* LOCATIONS IMPACTED INCLUDE…

EARLING…IRWIN…DEFIANCE…WOODBINE…DUNLAP…PANAMA… PORTSMOUTH…WESTPHALIA…KIRKMAN…SCHABEN PARK AND MANTENO RECREATION AREA. THIS INCLUDES HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 80 AND 89.

THIS STORM HAS PRODUCED 60 MPH WINDS AND TREE DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

BUILDING.

POTTAWATTAMIE IA-HARRISON IA-

722 PM CDT SUN AUG 31 2014

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR NORTHWESTERN POTTAWATTAMIE AND SOUTHEASTERN HARRISON COUNTIES…

AT 721 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED NEAR MISSOURI VALLEY…OR 17 MILES NORTHEAST OF OMAHA…MOVING EAST AT 30 MPH.

HAZARD…70 MPH WIND GUSTS.

SOURCE…TRAINED WEATHER SPOTTERS.

IMPACT…EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE HOMES…ROOFS AND OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE…

MISSOURI VALLEY…LOGAN…NEOLA…HISTORICAL VILLAGE WELCOME CENTER…ARROWHEAD PARK AND HITCHCOCK NATURE CENTER.

THIS INCLUDES THE FOLLOWING HIGHWAYS…INTERSTATE 29 BETWEEN MILE MARKERS 66 AND 79. INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 20 AND 23.

60 MPH WINDS WERE REPORTED AT 709 PM AND 5 INCH DIAMETER TREE LIMBS WERE BLOWN DOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

BUILDING.

POTTAWATTAMIE IA-HARRISON IA-WASHINGTON NE-

710 PM CDT SUN AUG 31 2014

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR NORTHWESTERN POTTAWATTAMIE…SOUTHERN HARRISON AND SOUTHEASTERN WASHINGTON COUNTIES…

AT 709 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED NEAR FORT CALHOUN…OR 15 MILES NORTH OF OMAHA…MOVING EAST AT 30 MPH.

HAZARD…60 MPH WIND GUSTS.

SOURCE…RADAR INDICATED.

IMPACT…EXPECT DAMAGE TO ROOFS…SIDING AND TREES.

715 PM CDT SUN AUG 31 2014

TORNADO WATCH 482 IS IN EFFECT UNTIL 200 AM CDT FOR THE FOLLOWING LOCATIONS

. IOWA COUNTIES INCLUDED ARE

ADAIR ADAMS AUDUBON BOONE CALHOUN CARROLL CASS CLARKE DALLAS DECATUR FREMONT GREENE GRUNDY GUTHRIE HAMILTON HARDIN JASPER LUCAS MADISON MARION MARSHALL MONTGOMERY PAGE POLK RINGGOLD STORY TAYLOR UNION WARREN WAYNE WEBSTER

701 PM CDT SUN AUG 31 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR…NORTHWESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…SOUTHERN HARRISON COUNTY IN SOUTHWEST IOWA…SOUTHEASTERN WASHINGTON COUNTY IN EAST CENTRAL NEBRASKA… UNTIL 745 PM CDT

* AT 700 PM CDT…A SEVERE THUNDERSTORM WAS LOCATED OVER FORT CALHOUN…OR 15 MILES NORTH OF OMAHA…MOVING EAST AT 30 MPH.

HAZARD…60 MPH WIND GUSTS.

SOURCE…RADAR INDICATED.

IMPACT…EXPECT DAMAGE TO ROOFS…SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE…

BLAIR…MISSOURI VALLEY…LOGAN…FORT CALHOUN…NEOLA…DESOTO BEND NATIONAL WILDLIFE REFUGE…HISTORICAL VILLAGE WELCOME CENTER…WILSON ISLAND STATE PARK…ARROWHEAD PARK AND HITCHCOCK NATURE CENTER.

THIS INCLUDES THE FOLLOWING HIGHWAYS…

HIGHWAY 30 IN IOWA BETWEEN MILE MARKERS 1 AND 5. HIGHWAY 30 IN NEBRASKA NEAR MILE MARKER 450. HIGHWAY 75 IN NEBRASKA BETWEEN MILE MARKERS 102 AND 111. INTERSTATE 29 BETWEEN MILE MARKERS 66 AND 79. INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 20 AND 23.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR

SOUTHWEST IOWA AND EASTERN NEBRASKA.

HARRISON IA-POTTAWATTAMIE IA-WASHINGTON NE-

657 PM CDT SUN AUG 31 2014

SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN POTTAWATTAMIE…SOUTHERN HARRISON AND SOUTHEASTERN WASHINGTON COUNTIES UNTIL 745 PMCDT…

AT 657 PM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR FORT CALHOUN…OR 16 MILES NORTH OF OMAHA…MOVING EAST AT 30 MPH. WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE…

BLAIR…MISSOURI VALLEY…LOGAN…FORT CALHOUN…PERSIA…MODALE…

DESOTO BEND NATIONAL WILDLIFE REFUGE…HISTORICAL VILLAGE WELCOME

CENTER AND WILSON ISLAND STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM…AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. 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.

654 PM CDT SUN AUG 31 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FLASH FLOOD WARNING FOR…CRAWFORD COUNTY IN WEST CENTRAL IOWA…WESTERN CARROLL COUNTY IN WEST CENTRAL IOWA…* UNTIL 1245 AM CDT

* AT 652 PM CDT…DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. LAW ENFORCEMENT HAS REPORTED THAT WATER IS OVER HIGHWAY 141 BETWEEN DENISON AND CHARTER OAK. RAINFALL AMOUNTS NEAR 2 INCHES HAVE OCCURRED WITH AN ADDITIONAL ONE TO TWO INCHES POSSIBLE IN CRAWFORD COUNTY. THIS ACTIVITY WILL SPREAD EAST INTO CARROLL COUNTY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE… CARROLL…DENISON…MANNING…SCHLESWIG…MANILLA…DOW CITY…CHARTER OAK…ARCADIA…BREDA…VAIL…TEMPLETON…WESTSIDE…KIRON…DEDHAM…DELOIT…HALBUR…RICKETTS…ARION…BUCK GROVEAND ASPINWALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. TURN AROUND…DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES.