1124 AM CDT WED AUG 27 2014

THIS AFTERNOON AND TONIGHT…ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE THROUGH THE AFTERNOON AND AGAIN REDEVELOP TONIGHT. HEAVY RAINFALL WILL BE
POSSIBLE WITH STORMS TONIGHT INTO THURSDAY MORNING…WITH 1 TO 2 INCHES OF RAINFALL POSSIBLE. THE THREAT FOR SEVERE THUNDERSTORMS IS LOW.

THURSDAY THROUGH TUESDAY…THUNDERSTORM CHANCES WILL CONTINUE THROUGH SUNDAY AND RETURN ACROSS THE AREA MONDAY THROUGH TUESDAY.

(This post will be updated as the numbers come in)

Atlantic:  .66″ (at KJAN);  Bedford (Taylor County): 1.25″; 1 mile west of Blockton (Taylor County): 2.1″; Clarinda: .37″; Shenandoah: .34″; 1 mile S. of Avoca: .10″; Audubon: .04″.

The (podcast) Freese-Notis weather forecast for Atlantic & the KJAN listening area and weather information for Atlantic from KJAN News Director Ric Hanson.

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400 AM CDT WED AUG 27 2014

…HEAVY RAINFALL STILL POSSIBLE THROUGH THIS MORNING…

SCATTERED THUNDERSTORMS REMAIN POSSIBLE THROUGH THIS MORNING AS A SYSTEM LIFTS NORTHEAST OUT OF NEBRASKA. THOUGH THE THREAT FOR WIDESPREAD HEAVY RAINFALL HAS DIMINISHED THROUGH THIS MORNING…THE POTENTIAL FOR LOCALIZED HEAVY RAINFALL STILL EXISTS

COUNTIES: CRAWFORD-CARROLL-AUDUBON-CASS-HARRISON-SHELBY-POTTAWATTAMIE.

FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING… LOCALIZED AREAS OF RAINFALL IN EXCESS OF 2 INCHES REMAINS POSSIBLE THROUGH MID MORNING. THIS COULD LEAD TO FLASH FLOODING AS THE RAINFALL WILL FALL OVER AN AREA THAT RECENTLY RECEIVED HEAVY RAINFALL RESULTING IN NEARLY SATURATED GROUND CONDITIONS.

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.

331 AM CDT WED AUG 27 2014

FLASH FLOOD WATCH IN EFFECT UNTIL 10 AM FOR CASS, AUDUBON, CRAWFORD, CARROLL, HARRISON, SHELBY & POTTAWATTAMIE COUNTIES……

EARLY THIS MORNING…THUNDERSTORMS LIKELY. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. NORTHEAST WIND NEAR 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

TODAY…CLOUDY. NUMEROUS THUNDERSTORMS IN THE MORNING…THEN SCATTERED THUNDERSTORMS IN THE AFTERNOON. HIGH IN THE UPPER 70S. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

TONIGHT…SCATTERED THUNDERSTORMS THROUGH MIDNIGHT…THEN THUNDERSTORMS LIKELY AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER MIDNIGHT. LOW IN THE UPPER 60S. SOUTHEAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

THURSDAY...MOSTLY CLOUDY. THUNDERSTORMS LIKELY IN THE MORNING… THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGH IN THE LOWER 80S. SOUTH WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

THURSDAY NIGHT…THUNDERSTORMS LIKELY THROUGH MIDNIGHT…THEN A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOW IN THE MID 60S. SOUTHWEST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 60 PERCENT.

FRIDAY…MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF THUNDERSTORMS. HIGH IN THE LOWER 80S. SOUTHWEST WIND 5 TO 10 MPH.

FRIDAY NIGHT AND SATURDAY…MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF THUNDERSTORMS. LOW IN THE MID 60S. HIGH IN THE LOWER 80S.

252 AM CDT WED AUG 27 2014

SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN MONTGOMERY…PAGE AND EASTERN FREMONT COUNTIES UNTIL 330 AM CDT…

AT 252 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR COIN…OR 21 MILES NORTH OF TARKIO…MOVING EAST AT 25 MPH. NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM…ALONG WITH BRIEF HEAVY RAIN.

LOCATIONS IMPACTED INCLUDE… CLARINDA…SHENANDOAH…VILLISCA…ESSEX…COIN…YORKTOWN AND HEPBURN.

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.

AREA COUNTIES: HARRISON-SHELBY-POTTAWATTAMIE

FLASH FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING.

THUNDERSTORMS ARE EXPECTED TO DEVELOP AND PRODUCE AREAS OF LOCALLY HEAVY RAIN. RAINFALL DURING THE EARLY MORNING HOURS OF TUESDAY HAD CAUSED SOILS TO BECOME VERY WET OR NEARLY SATURATED.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A FLASH FLOOD WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

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

355 PM CDT TUE AUG 26 2014

…HEAVY RAINFALL POTENTIAL LATE TONIGHT INTO WEDNESDAY MORNING…

.THUNDERSTORMS ARE EXPECTED TO DEVELOP AND MOVE ACROSS THE AREA LATE TONIGHT…WITH HEAVY RAINFALL POSSIBLE. MUCH OF THE AREA RECEIVED 1 TO 2 INCHES OF RAIN OR MORE PREVIOUSLY…ALLOWING FOR SOME SATURATION OF THE GROUND. Counties: CRAWFORD-CARROLL-AUDUBON-CASS

355 PM CDT TUE AUG 26 2014

FLASH FLOOD WATCH IN EFFECT FROM 1 AM CDT WEDNESDAY THROUGH WEDNESDAY MORNING. THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST IOWA AND WEST CENTRAL IOWA.

RAINFALL OF 1 TO 2 INCHES WITH LOCALIZED AREAS OF UP TO 3 INCHES IS EXPECTED LATE TONIGHT. THIS COULD LEAD TO THE POTENTIAL FOR FLASH FLOODING AS THE RAINFALL WILL FALL OVER AN AREA THAT RECENTLY RECEIVED HEAVY RAINFALL RESULTING IN NEARLY SATURATED GROUND CONDITIONS.

FLASH FLOODING IS PARTICULARLY DANGEROUS AT NIGHT. THE DEPTH OF WATER OVER ROADS CAN BE VERY DECEPTIVE. DO NOT DRIVE THROUGH WATER COVERING THE ROADWAY.

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.

(Updated 9-a.m.)

Harlan, 4.2″; Underwood, 1.88″; Council Bluffs, 2.35″; Glenwood, 1.3″; Atlantic ( @ KJAN ), .96″; Massena, .36; 1.5 miles S. of Avoca, 1.5″; 3 miles w. of Oakland, 1.5″; Audubon, 2.25″; Irwin, .75″; Shenandoah, .96; Clarinda, .55″; Blanchard (Page County), 2.02″

346 AM CDT TUE AUG 26 2014

EARLY THIS MORNING…WIDESPREAD THUNDERSTORMS. NORTHEAST WIND 5 TO 15 MPH. CHANCE OF THUNDERSTORMS 90 PERCENT.

TODAY…MOSTLY CLOUDY. NUMEROUS THUNDERSTORMS THROUGH MID MORNING… THEN SCATTERED THUNDERSTORMS IN THE LATE MORNING AND EARLY AFTERNOON. ISOLATED THUNDERSTORMS LATE IN THE AFTERNOON. HIGH IN THE UPPER 70S. NORTHEAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

TONIGHT...MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT…THEN THUNDERSTORMS LIKELY AFTER MIDNIGHT. THUNDERSTORMS EARLY IN THE MORNING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER MIDNIGHT. LOW IN THE MID 60S. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 80 PERCENT.

WEDNESDAY…THUNDERSTORMS LIKELY UNTIL LATE AFTERNOON…THEN A CHANCE OF THUNDERSTORMS LATE IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL THROUGH MID MORNING. HIGH AROUND 80. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

WEDNESDAY NIGHT…THUNDERSTORMS LIKELY. LOW IN THE UPPER 60S. SOUTHEAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

THURSDAY…MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF THUNDERSTORMS. HIGH IN THE LOWER 80S. SOUTH WIND 5 TO 10 MPH.