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SEVERE THUNDERSTORM WATCH ISSUED

Weather

August 8th, 2012 by Ric Hanson

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.

SW Iowa rainfall reports for early Wed., Aug. 8th 2012

News, Weather

August 8th, 2012 by Ric Hanson

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″

(Podcast) Skyscan Forecast: Wed., Aug. 8th 2012

Podcasts, Weather

August 8th, 2012 by Ric Hanson

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

Play

NWS Forecast for Cass & area counties in IA: Wed., Aug. 8th 2012

Weather

August 8th, 2012 by Ric Hanson

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.

UPDATE: SEVERE THUNDERSTORM WARNING CANCELLED – POTT CO.

Weather

August 7th, 2012 by Ric Hanson

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 WX UPDATE: WESTERN POTT COUNTY

Weather

August 7th, 2012 by Ric Hanson

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.

SEVERE THUNDERSTORM WARNING: WESTERN POTT COUNTY

Weather

August 7th, 2012 by Ric Hanson

BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
917 PM CDT TUE AUG 7 2012

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
EXTREME NORTHEASTERN DOUGLAS COUNTY IN EAST CENTRAL NEBRASKA…
WESTERN POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…
SOUTHEASTERN WASHINGTON COUNTY IN EAST CENTRAL NEBRASKA…

* UNTIL 1000 PM CDT

* AT 915 PM CDT…NATIONAL WEATHER SERVICE METEOROLOGISTS
INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR FORT CALHOUN…OR 8 MILES NORTHEAST OF OMAHA…AND
MOVING EAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE…
UNDERWOOD…CARTER LAKE…CRESCENT AND MCCLELLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH…
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.

Significant Weather Advisory: Pottawattamie County

Weather

August 7th, 2012 by Ric Hanson

SPECIAL WEATHER STATEMENT
 NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
 912 PM CDT TUE AUG 7 2012
 
 IAZ069-NEZ045-052-080245-
 POTTAWATTAMIE IA-DOUGLAS NE-WASHINGTON NE-
 912 PM CDT TUE AUG 7 2012
 
 …SIGNIFICANT WEATHER ADVISORY FOR WESTERN POTTAWATTAMIE…
 EASTERN DOUGLAS AND SOUTHEASTERN WASHINGTON COUNTIES UNTIL 945 PM
 CDT…
 
 AT 910 PM CDT…NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
 TRACKING A STRONG THUNDERSTORM SOUTH OF FORT CALHOUN…OR 7 MILES
 NORTH OF OMAHA…MOVING EAST AT 15 MPH.
 
 HAIL UP TO THE SIZE OF DIMES AND WIND GUSTS UP TO 45 MPH WILL BE
 POSSIBLE WITH THIS STORM.
 
 LOCATIONS IMPACTED INCLUDE…
 DOWNTOWN OMAHA…COUNCIL BLUFFS…CARTER LAKE AND CRESCENT.

Severe Thunderstorm Warning: NE Cass County & NW Adair County in Iowa

Weather

August 7th, 2012 by Ric Hanson

45 PM CDT TUE AUG 7 2012

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN ADAIR COUNTY IN SOUTHWEST IOWA...
  NORTHEASTERN CASS COUNTY IN SOUTHWEST IOWA...

* UNTIL 830 PM CDT

* AT 744 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 11
  MILES EAST OF ATLANTIC...AND MOVING SOUTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ANITA...BRIDGEWATER...MASSENA AND FONTANELLE.

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 Thunderstorm Warning – Western Mills County

Weather

August 7th, 2012 by Ric Hanson

747 PM CDT TUE AUG 7 2012

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CASS COUNTY IN SOUTHEAST NEBRASKA...
  WESTERN MILLS COUNTY IN SOUTHWEST IOWA...
  EASTERN SARPY COUNTY IN EAST CENTRAL NEBRASKA...

* UNTIL 830 PM CDT

* AT 745 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN
  EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR OFFUTT AFB...OR 14
  MILES SOUTH OF OMAHA...AND MOVING EAST AT 10 MPH. THIS STORM HAS A
  HISTORY OF SEVERE WEATHER.

* LOCATIONS IMPACTED INCLUDE...
  BELLEVUE...OFFUTT AFB...PLATTSMOUTH...GLENWOOD AND PACIFIC JUNCTION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH...
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.