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.

EARLY THIS MORNING…MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF THUNDERSTORMS. EAST WIND NEAR 5 MPH.

TODAY…MOSTLY SUNNY. ISOLATED THUNDERSTORMS LATE IN THE AFTERNOON. HIGH IN THE UPPER 80S. SOUTH WIND NEAR 5 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON. CHANCE OF THUNDERSTORMS 20 PERCENT.

TONIGHT…PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS UNTIL EARLY MORNING…THEN THUNDERSTORMS LIKELY EARLY IN THE MORNING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER MIDNIGHT. LOW IN THE MID 60S. NORTHEAST WIND NEAR 10 MPH. CHANCE OF THUNDERSTORMS 60 PERCENT.

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

TUESDAY NIGHT…THUNDERSTORMS LIKELY. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. LOW IN THE MID 60S. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

WEDNESDAY…THUNDERSTORMS LIKELY. HIGH IN THE UPPER 70S. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

WEDNESDAY NIGHT AND THURSDAY…THUNDERSTORMS LIKELY. LOW IN THE MID 60S. HIGH AROUND 80. CHANCE OF THUNDERSTORMS 70 PERCENT.

Today: Isolated showers and thunderstorms before 8am, then isolated showers and thunderstorms after 5pm. Otherwise, mostly sunny, with a high near 91. South wind 10 to 20 mph. Chance of precipitation is 20%.
Tonight: Partly Cloudy with a 30 percent chance of showers and thunderstorms, mainly between 10pm and midnight. Low around 68. South wind 5 to 10 mph becoming light and variable after midnight. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday: Mostly sunny, with a 30 percent chance of showers and thunderstorms, mainly after 4pm. High near 87. East southeast wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night: Mostly cloudy, with showers and thunderstorms likely, mainly after 7pm. Low around 69. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday: Partly sunny with a 50 percent chance of showers and thunderstorms. High near 85. East wind 5 to 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night: Showers and thunderstorms likely. Low around 68. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday: Showers and thunderstorms likely. High near 80. Chance of precipitation is 60%.

532 AM CDT SAT AUG 23 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR…
SOUTHWESTERN WARREN COUNTY IN SOUTH CENTRAL IOWA…
SOUTHERN MADISON COUNTY IN SOUTH CENTRAL IOWA…
SOUTHERN ADAIR COUNTY IN SOUTHWEST IOWA…
NORTHERN CLARKE COUNTY IN SOUTH CENTRAL IOWA…
NORTHERN UNION COUNTY IN SOUTH CENTRAL IOWA…
NORTHEASTERN ADAMS COUNTY IN SOUTHWEST IOWA…

* UNTIL 1130 AM CDT

* AT 531 AM CDT…DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE… GREEN VALLEY LAKE…MURRAY…NEW VIRGINIA…TRURO…ORIENT…LORIMOR…EAST PERU…MACKSBURG…THAYER…MURRAY ROADSIDE REST AREA AND GREEN VALLEY LAKE STATE PARK.

ADDITIONAL RAINFALL AMOUNTS OF AROUND AN INCH ARE POSSIBLE IN THE
WARNED AREA.

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. PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU CAN DO SO SAFELY.