THE SEVERE THUNDERSTORM WATCH THAT HAD BEEN IN EFFECT UNTIL 8PM FOR PARTS OF WESTERN AND CENTRAL IOWA WAS CANCELLED. HOWEVER A WATCH (#566) REMAINS IN EFFECT UNTIL 1-A.M. FOR THE FOLLOWING COUNTIES IN WESTERN & SOUTHWEST IOWA…. FREMONT HARRISON MILLS MONONA MONTGOMERY PAGE POTTAWATTAMIE SHELBY

646 PM CDT WED AUG 8 2012

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…

SOUTHEASTERN DOUGLAS COUNTY IN EAST CENTRAL NEBRASKA…

MILLS COUNTY IN SOUTHWEST IOWA…

SOUTHWESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 715 PM CDT

* AT 643 PM CDT…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 OMAHA TO 9 MILES SOUTH OF GLENWOOD…OR ALONG A

LINE EXTENDING FROM 48 MILES NORTHEAST OF LINCOLN TO 36 MILES

NORTHWEST OF TARKIO…AND MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE…

OMAHA…COUNCIL BLUFFS…RALSTON…GLENWOOD…MALVERN…

TREYNOR…PACIFIC JUNCTION…CARTER LAKE AND SILVER CITY.

309 PM CDT WED AUG 8 2012

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…

EASTERN ADAIR COUNTY IN SOUTHWEST IOWA…

SOUTHWESTERN MADISON COUNTY IN SOUTH CENTRAL IOWA…

* UNTIL 400 PM CDT

* AT 303 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A

SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL…AND

DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES

EAST OF GREENFIELD…OR 18 MILES NORTH OF CRESTON…AND MOVING EAST

AT 25 MPH.

AT 305 PM A WIND GUST OF 55 MPH WAS REPORTED JUST EAST OF

GREENFIELD WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE…

WINTERSET AND MACKSBURG.

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.

301 PM CDT WED AUG 8 2012

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…SOUTHWESTERN BOONE COUNTY IN CENTRAL IOWA…NORTHWESTERN DALLAS COUNTY IN CENTRAL IOWA…SOUTHEASTERN GREENE COUNTY IN WEST CENTRAL IOWA…NORTHEASTERN GUTHRIE COUNTY IN WEST CENTRAL IOWA… UNTIL 345 PM CDT

* AT 259 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL…AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 6 MILES SOUTH OF JEFFERSON TO GUTHRIE CENTER…AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE…PANORA…PERRY…YALE…JAMAICA…RIPPEY…DAWSON…BERKLEY AND PERRY AIRPORT.

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.

NWS STORM PREDICTION CENTER NORMAN OK

220 PM CDT WED AUG 8 2012

SEVERE THUNDERSTORM WATCH 565 IS IN EFFECT UNTIL 800 PM CDT

FOR THE FOLLOWING LOCATIONS

IOWA COUNTIES INCLUDED ARE ADAIR ADAMS APPANOOSE AUDUBON BOONE CARROLL CASS CLARKE DALLAS DECATUR GREENE GUTHRIE JASPER LUCAS MADISON MARION MONROE POLK RINGGOLD STORY TAYLOR UNION WARREN WAYNE

HAIL TO 1.5 INCHES IN DIAMETER…THUNDERSTORM WIND GUSTS TO 70 MPH…AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES NORTH NORTHWEST OF DES MOINES IOWA TO 15 MILES EAST OF LAMONI IOWA.

REMEMBER…A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES.

Atlantic (KJAN studios the official weather reporting station) = .15″ thru 7-am.

Harlan (Ray Book/NWS spotter)=.77″

Unofficial amounts (various spotter reports):

At the “Valley” (Hwy 71, S.  of I-80 in Cass County)= .25″; Shenandoah = .78″; Clarinda= .69″; Audubon= .55;  E. of Oakland=.45″; Massena=.4″; South of Avoca=.3″; Exira=.25″; Red Oak=.15″

The Freese-Notis (Podcast) forecast for Atlantic & the KJAN listening area, and weather data for Atlantic, including Tuesday’s High, and overnight rainfall.

Podcast: Play in new window | Download (1.2MB)

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400 AM CDT WED AUG 8 2012
EARLY THIS MORNING…MOSTLY CLOUDY WITH SCATTERED THUNDERSTORMS. SOUTHEAST WIND NEAR 5 MPH. CHANCE OF THUNDERSTORMS 50 PERCENT.

TODAY…PARTLY SUNNY. ISOLATED THUNDERSTORMS THROUGH MID MORNING…THEN SCATTERED THUNDERSTORMS IN THE LATE MORNING AND AFTERNOON. HIGH IN THE LOWER 90S. SOUTH WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 50 PERCENT.

TONIGHT…PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. LOW IN THE MID 60S. NORTHWEST WIND NEAR 5 MPH SHIFTING TO THE NORTH AFTER MIDNIGHT.

THURSDAY…MOSTLY SUNNY. HIGH IN THE MID 80S. NORTH WIND 10 TO 15 MPH.

THURSDAY NIGHT AND FRIDAY…MOSTLY CLEAR. LOW IN THE UPPER 50S. HIGH AROUND 80. NORTHEAST WIND 5 TO 15 MPH.

FRIDAY NIGHT AND SATURDAY…PARTLY CLOUDY. LOW IN THE MID 50S. HIGH AROUND 80.

SATURDAY NIGHT…MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF THUNDERSTORMS. LOW IN THE LOWER 60S.

SUNDAY…PARTLY SUNNY WITH A 20 PERCENT CHANCE OF THUNDERSTORMS. HIGH IN THE MID 80S.

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
941 PM CDT TUE AUG 7 2012

IAC155-NEC177-080251-
/O.CAN.KOAX.SV.W.0204.000000T0000Z-120808T0300Z/
POTTAWATTAMIE IA-WASHINGTON NE-
941 PM CDT TUE AUG 7 2012

…THE SEVERE THUNDERSTORM WARNING FOR WESTERN POTTAWATTAMIE AND
EXTREME SOUTHEASTERN WASHINGTON COUNTIES IS CANCELLED…

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS…AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY. THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY
WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
934 PM CDT TUE AUG 7 2012

IAC155-NEC177-080300-
/O.CON.KOAX.SV.W.0204.000000T0000Z-120808T0300Z/
POTTAWATTAMIE IA-WASHINGTON NE-
934 PM CDT TUE AUG 7 2012

…A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM
CDT FOR WESTERN POTTAWATTAMIE AND EXTREME SOUTHEASTERN WASHINGTON
COUNTIES…

AT 929 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS INDICATED A
STRONG THUNDERSTORM LOCATED 8 MILES NORTHEAST OF OMAHA…MOVING EAST
AT 15 MPH. THE STORM WAS WEAKENING…BUT COULD STILL PRODUCE WINDS
UP TO 60 MPH AND HAIL UP TO PENNY TO QUARTER SIZE.

LOCATIONS IMPACTED INCLUDE…
UNDERWOOD…CRESCENT AND MCCLELLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MILES
PER HOUR…DESTRUCTIVE HAIL…DEADLY LIGHTNING AND VERY HEAVY
RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.