POTTAWATTAMIE IA-
632 AM CDT SAT JUL 5 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLOOD ADVISORY FOR…
POTTAWATTAMIE COUNTY IN SOUTHWEST IOWA…

* UNTIL 930 AM CDT

* AT 629 AM CDT…DOPPLER RADAR INDICATED ONE TO TWO INCHES OF RAIN
HAS ALREADY FALLEN OVER POTTAWATAMIE COUNTY. THIS WILL CAUSE MINOR
FLOODING OF STREETS…ROADS…AND SMALL STREAMS THROUGHOUT THE
COUNTY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
COUNCIL BLUFFS…OAKLAND…AVOCA…TREYNOR…UNDERWOOD…CARSON…
WALNUT…MINDEN…MACEDONIA…NEOLA…CRESCENT…HANCOCK…
MCCLELLAND…LAKE MANAWA STATE PARK…NARROWS RIVER PARK…
ARROWHEAD PARK…OLD TOWN PARK…FARM CREEK PUBLIC WILDLIFE AREA…
BOTNA BEND PARK AND HITCHCOCK NATURE CENTER.

ADDITIONAL RAINFALL OF ONE INCH IS EXPECTED OVER THE AREA. THIS
ADDITIONAL RAIN WILL LEAD TO ADDITIONAL FLOODING THROUGH 930 AM.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE…TURN AROUND…DONT DROWN.

AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD
556 AM CDT SAT JUL 5 2014

…THUNDERSTORMS WITH HEAVY RAINS INTO SOUTHWEST AND CENTRAL
IOWA…

STRONGER THUNDERSTORMS OVER SOUTHWEST IOWA WILL CONTINUE DRIFTING
EAST AT ABOUT 20 MPH AFFECTING LOCATIONS ALONG AND WEST OF AN
ADEL TO LAMONI LINE THROUGH AT LEAST 800 AM. THE STORMS MAY
PRODUCE FREQUENT LIGHTNING…HEAVY RAINS AND SMALL HAIL. RAINFALL
AMOUNTS MAY REACH OR EXCEED AN INCH WITH PONDING WATER ON ROADS
AND LOW DRIVING VISIBILITIES POSSIBLE.

PAGE IA-POTTAWATTAMIE IA-MONTGOMERY IA-
535 AM CDT SAT JUL 5 2014

…SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PAGE…MONTGOMERY
AND SOUTHEASTERN POTTAWATTAMIE COUNTIES UNTIL 615 AM CDT…

AT 535 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
RED OAK…OR 29 MILES SOUTH OF ATLANTIC…MOVING NORTHEAST AT 45 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE…
RED OAK…CLARINDA…VILLISCA…STANTON…ELLIOTT…GRANT…
YORKTOWN…COBURG…HEPBURN AND VIKING LAKE STATE PARK.

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.

SHELBY IA-HARRISON IA-
453 AM CDT SAT JUL 5 2014

…THE SEVERE THUNDERSTORM WARNING FOR WESTERN SHELBY AND EASTERN
HARRISON COUNTIES WILL EXPIRE AT 500 AM CDT…

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS…AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER SMALL
HAIL….GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.

SHELBY IA-POTTAWATTAMIE IA-
455 AM CDT SAT JUL 5 2014

…THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL SHELBY AND
EASTERN POTTAWATTAMIE COUNTIES IS CANCELLED…

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

447 AM CDT SAT JUL 5 2014

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR…
WESTERN CRAWFORD COUNTY IN WEST CENTRAL IOWA…

* UNTIL 1045 AM CDT

* AT 446 AM CDT…DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN WITH RAINFALL ESTIMATES OF THREE TO FOUR INCHES THUS
FAR NEAR RICKETTS AND CHARTER OAK. FLASH FLOODING IS EXPECTED TO
BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
DENISON…DUNLAP…DOW CITY…CHARTER OAK…RICKETTS…ARION…BUCK
GROVE AND DENISON MUNICIPAL AIRPORT.

ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR MORE ARE POSSIBLE IN THE
WARNED AREA THROUGH 600 AM.

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.

434 AM CDT SAT JUL 5 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

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

* UNTIL 530 AM CDT

* AT 434 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED NEAR UNDERWOOD…
OR 22 MILES EAST OF OMAHA…MOVING EAST AT 20 MPH.

HAZARD…60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS…SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE…
OAKLAND…AVOCA…UNDERWOOD…WALNUT…SHELBY…MINDEN…NEOLA…
HANCOCK…NISHNA BEND RECREATION AREA…BOTNA BEND PARK AND
ARROWHEAD PARK.

THIS INCLUDES THE FOLLOWING HIGHWAYS…
HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 48 AND 70.
INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 17 AND 23…AND BETWEEN
MILE MARKERS 29 AND 46.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

415 AM CDT SAT JUL 5 2014

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…

WESTERN SHELBY COUNTY IN SOUTHWEST IOWA…

EASTERN HARRISON COUNTY IN SOUTHWEST IOWA…

* UNTIL 500 AM CDT

* AT 415 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED NEAR LOGAN…OR

24 MILES NORTHEAST OF OMAHA…MOVING EAST AT 25 MPH.

HAZARD…60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE

TO ROOFS…SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE…

LOGAN…EARLING…PERSIA…WOODBINE…DUNLAP…PANAMA…

PORTSMOUTH…MAGNOLIA…TENNANT…SCHABEN PARK…HISTORICAL VILLAGE

WELCOME CENTER AND MANTENO RECREATION AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A

BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM…AND MAY LEAD TO

FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

401 AM CDT SAT JUL 5 2014 National Weather Service – Des Moines

EARLY THIS MORNING…MOSTLY CLOUDY WITH SCATTERED THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. SOUTH WIND 5 TO 15 MPH. CHANCE OF THUNDERSTORMS 30 PERCENT.

TODAY…MOSTLY CLOUDY UNTIL LATE AFTERNOON THEN BECOMING MOSTLY SUNNY. NUMEROUS THUNDERSTORMS IN THE MORNING…THEN SCATTERED THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE MORNING. HIGH IN THE MID 80S. SOUTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH. CHANCE OF THUNDERSTORMS 70 PERCENT.

TONIGHT…PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY BEFORE MIDNIGHT THEN BECOMING PARTLY CLOUDY. A 20 PERCENT CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. LOW IN THE UPPER 60S. SOUTH WIND 5 TO 15 MPH.

SUNDAY…MOSTLY SUNNY. HOT AND HUMID. HIGH IN THE LOWER 90S. SOUTHWEST WIND 10 TO 15 MPH. HIGHEST HEAT INDEX READINGS 100 TO 105 IN THE AFTERNOON.

SUNDAY NIGHT…PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT…THEN A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOW IN THE UPPER 60S. NORTHWEST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 40 PERCENT. HIGHEST HEAT INDEX READINGS 100 TO 105 THROUGH MIDNIGHT.

MONDAY…MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF THUNDERSTORMS. HIGH IN THE UPPER 80S. NORTH WIND AROUND 5 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON.

MONDAY NIGHT…THUNDERSTORMS LIKELY. LOW IN THE UPPER 60S. CHANCE OF THUNDERSTORMS 60 PERCENT.

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

337 AM CDT SAT JUL 5 2014

.A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR HARRISON…NORTHWESTERN POTTAWATTAMIE…SOUTHEASTERN MONONA… SOUTHEASTERN BURT AND EASTERN WASHINGTON COUNTIES…

AT 337 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED OVER MONDAMIN…OR 33 MILES NORTH OF OMAHA…MOVING NORTHEAST AT 30 MPH.

HAZARD…60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE…RADAR INDICATED.

IMPACT…HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO ROOFS…SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE…

BLAIR…MISSOURI VALLEY…LOGAN…FORT CALHOUN…MONDAMIN…PERSIA… MODALE…PISGAH…MOORHEAD…WOODBINE…DUNLAP…MAGNOLIA…LITTLE

SIOUX…PELICAN POINT STATE RECREATION AREA…DESOTO BEND NATIONAL

WILDLIFE REFUGE…WILSON ISLAND STATE PARK…SCHABEN PARK…

PREPARATION CANYON STATE PARK…LITTLE SIOUX SCOUT RANCH AND

HISTORICAL VILLAGE WELCOME CENTER.

THIS INCLUDES THE FOLLOWING HIGHWAYS…

HIGHWAY 30 IN IOWA BETWEEN MILE MARKERS 1 AND 5.

HIGHWAY 30 IN NEBRASKA BETWEEN MILE MARKERS 447 AND 450.

HIGHWAY 75 IN NEBRASKA BETWEEN MILE MARKERS 105 AND 117.

INTERSTATE 29 BETWEEN MILE MARKERS 71 AND 99.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A

BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM…AND MAY LEAD TO

FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.