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Severe Thunderstorm Warning: Montgomery/SE Pott County

Weather

May 11th, 2014 by Ric Hanson

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
909 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
MONTGOMERY COUNTY IN SOUTHWEST IOWA…
SOUTHEASTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 945 PM CDT

* AT 908 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES SOUTHWEST OF ATLANTIC TO NEAR RED OAK…
MOVING EAST AT 35 MPH.

HAZARD…60 MPH WIND GUSTS.

SOURCE…RADAR INDICATED.

IMPACT…EXPECT DAMAGE TO ROOFS…SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE…
RED OAK…VILLISCA…STANTON…ELLIOTT…GRANT AND VIKING LAKE
STATE PARK.

Severe T-storm warning update

Weather

May 11th, 2014 by Ric Hanson

SHELBY IA-HARRISON IA-POTTAWATTAMIE IA-
833 PM CDT SUN MAY 11 2014

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR SHELBY…EASTERN HARRISON AND EASTERN POTTAWATTAMIE COUNTIES…

AT 833 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 11 MILES SOUTHEAST OF MOORHEAD TO HARLAN TO NEAR AVOCA
TO NEAR MACEDONIA…MOVING NORTHEAST 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.

Severe Thunderstorm Warning: Cass, Audubon, Carroll, Crawford Counties

Weather

May 11th, 2014 by Ric Hanson

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
824 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
CRAWFORD COUNTY IN WEST CENTRAL IOWA…
NORTHERN CASS COUNTY IN SOUTHWEST IOWA…
WESTERN CARROLL COUNTY IN WEST CENTRAL IOWA…
AUDUBON COUNTY IN WEST CENTRAL IOWA…

* UNTIL 930 PM CDT

* AT 823 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 8 MILES SOUTHEAST OF PISGAH TO 7 MILES NORTHEAST OF
PERSIA TO NEAR SHELBY TO MACEDONIA…MOVING NORTHEAST AT 45 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.

* SEVERE THUNDERSTORMS WILL BE NEAR…
DUNLAP AROUND 840 PM CDT.
DENISON…ATLANTIC AND MANNING AROUND 900 PM CDT.
AUDUBON AROUND 905 PM CDT.
CARROLL AROUND 925 PM CDT.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
KIMBALLTON…SWAN LAKE STATE PARK…HALBUR…ARCADIA…MANILLA…
KIRON…EXIRA…DENISON MUNICIPAL AIRPORT…DOW CITY AND ARION.

THIS INCLUDES INTERSTATE 80 BETWEEN MILE MARKERS 49 AND 72.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

THIS IS A DANGEROUS SITUATION. THESE STORMS ARE PRODUCING WIDESPREAD
WIND DAMAGE ACROSS THE OMAHA METRO AREA. SEEK SHELTER NOW INSIDE A
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

Severe Thunderstorm Warning: Shelby/Harrison/Pott Counties

Weather

May 11th, 2014 by Ric Hanson

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
808 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
SHELBY COUNTY IN SOUTHWEST IOWA…
EASTERN HARRISON COUNTY IN SOUTHWEST IOWA…
POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 900 PM CDT

* AT 808 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM LOGAN TO NEAR MINDEN TO NEAR TREYNOR TO 8 MILES
NORTHEAST OF GLENWOOD…MOVING NORTHEAST AT 45 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.

* LOCATIONS IMPACTED INCLUDE…
HARLAN…LOGAN…OAKLAND…AVOCA…TREYNOR…CARSON…WALNUT…ELK
HORN…SHELBY…MINDEN…EARLING…IRWIN…PERSIA…DEFIANCE…
MACEDONIA…WOODBINE…DUNLAP…NEOLA…PANAMA AND HANCOCK.

Tornado Watch information

Weather

May 11th, 2014 by Ric Hanson

WATCH COUNTY NOTIFICATION FOR WATCHES 142/145
NATIONAL WEATHER SERVICE DES MOINES IA
749 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 145 UNTIL 3 AM CDT MONDAY WHICH REPLACES A PORTION OF TORNADO WATCH 142. THE NEW WATCH IS VALID FOR THE FOLLOWING AREAS  IN IOWA THE NEW WATCH INCLUDES 7 COUNTIES

IN SOUTH CENTRAL IOWA

RINGGOLD UNION

IN SOUTHWEST IOWA

ADAIR ADAMS CASS
TAYLOR

IN WEST CENTRAL IOWA

AUDUBON

THIS INCLUDES THE CITIES OF…ADAIR…ATLANTIC…AUDUBON…
BEDFORD…CORNING…CRESTON…EXIRA…FONTANELLE…GREENFIELD…
LENOX…MOUNT AYR…NEW MARKET AND STUART.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES : 50%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : 20%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 40%
PROB OF 1 OR MORE WIND EVENTS 75 MPH : 20%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 60%
PROB OF 1 OR MORE HAIL EVENTS 2 INCHES : 30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 85%
MAX HAIL /INCHES/ : 2.0
MAX WIND GUSTS SURFACE /MPH/ : 70

Flash Flood Warning – southwestern Pott. County

Weather

May 11th, 2014 by Ric Hanson

BULLETIN – EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
749 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLASH FLOOD WARNING FOR…
SOUTHWESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 1245 AM CDT

* AT 748 PM CDT…DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS
PRODUCING HEAVY RAIN MOVING INTO COUNCIL BLUFFS. THESE STORMS HAVE
A HISTORY OF PRODUCING VERY HEAVY RAINFALL. FLASH FLOODING IS
EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
COUNCIL BLUFFS…CARTER LAKE…NARROWS RIVER PARK AND LAKE MANAWA
STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

Severe Thunderstorm Warning: NW Mills/Southern Harrison/Western Pott. Counties

Weather

May 11th, 2014 by Ric Hanson

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
747 PM CDT SUN MAY 11 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
NORTHWESTERN MILLS COUNTY IN SOUTHWEST IOWA…
SOUTHERN HARRISON COUNTY IN SOUTHWEST IOWA…
WESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 830 PM CDT

* AT 746 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR FORT CALHOUN TO 8 MILES NORTHEAST OF OMAHA TO
COUNCIL BLUFFS TO NEAR OFFUTT AFB…MOVING EAST AT 25 MPH.

HAZARD…70 MPH WIND GUSTS AND NICKEL SIZE HAIL.

SOURCE…RADAR INDICATED.

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

Severe Thunderstorm Warning until 8-pm for Western Pott. County

Weather

May 11th, 2014 by Ric Hanson

POTTAWATTAMIE
734 PM CDT SUN MAY 11 2014

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR WESTERN POTTAWATTAMIE…SOUTHERN WASHINGTON…DOUGLAS AND
NORTHEASTERN SARPY COUNTIES…

AT 733 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR KENNARD TO OMAHA TO PAPILLION…MOVING NORTHEAST
AT 50 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…
OMAHA…COUNCIL BLUFFS…BELLEVUE…PAPILLION…LA VISTA…BLAIR…
RALSTON…SPRINGFIELD…FORT CALHOUN…KENNARD…ELKHORN…MILLARD…
OFFUTT AFB…CARTER LAKE…BENNINGTON…BOYS TOWN…CRESCENT…
WASHINGTON…LAKE MANAWA STATE PARK AND WILSON ISLAND STATE PARK.

Tornado Watch extended until 3-a.m. Monday

News, Weather

May 11th, 2014 by Ric Hanson

TORNADO WATCH 145 IS IN EFFECT UNTIL 300 AM CDT MONDAY, MAY 12th FOR THE
FOLLOWING IOWA COUNTIES in the KJAN listening area:

ADAIR ADAMS AUDUBON CASS CRAWFORD DALLAS GUTHRIE MADISON RINGGOLD SAC TAYLOR UNION.

Flash Flood Watch for parts of western/SW Iowa

News, Weather

May 11th, 2014 by Ric Hanson

305 PM CDT SUN MAY 11 2014

CASS- AUDUBON-GUTHRIE-ADAIR-ADAMS-CARROLL-CRAWFORD- MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-TAYLOR-RINGGOLD-UNION-PAGE COUNTIES…

…FLASH FLOOD WATCH IN EFFECT THROUGH 7-A.M. MONDAY…

THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF IOWA AND NEBRASKA  THROUGH MONDAY MORNING.

* HIGH ENVIRONMENTAL MOISTURE CONTENT COMBINED WITH OCCASIONAL PERIODS OF HEAVY RAIN SHOWERS WILL RESULT IN AREAS OF FLASH FLOODING INTO EARLY MONDAY MORNING.

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.