143 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…CENTRAL POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA… UNTIL 230 AM CDT

* AT 143 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED 7 MILES NORTH OF COUNCIL BLUFFS…OR 11 MILES NORTHEAST 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…

NORTHEASTERN COUNCIL BLUFFS…UNDERWOOD…NEOLA…CRESCENT…

MCCLELLAND…ARROWHEAD PARK AND HITCHCOCK NATURE CENTER.

THIS INCLUDES INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 8 AND 23.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

BUILDING.

139 AM CDT MON JUL 18 2016

HEAVY RAIN AND FLASH FLOOD POTENTIAL OVER CENTRAL TO SOUTHERN IOWA.WIDESPREAD THUNDERSTORMS CAPABLE OF PRODUCING VERY HEAVY ARE LIKELY TO CONTINUE TO EVOLVE AND SPREAD OVER CENTRAL TO SOUTHERN PORTIONS OF IOWA UP TO AROUND INTERSTATE 80.

COUNTIES: CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-

…FLASH FLOOD WATCH IN EFFECT UNTIL 9 AM CDT THIS MORNING…

* WIDESPREAD THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAIN ARE EXPECTED TO CONTINUE TO SPREAD OVER CENTRAL TO SOUTHERN IOWA THROUGH THE OVERNIGHT HOURS TOWARDS THE MORNING COMMUTE. RAINFALL RATES OF 2 TO 3 INCHES PER HOUR ARE POSSIBLE WITH TOTAL RAINFALL AMOUNTS OF 3 TO 6 INCHES POSSIBLE BY SUNRISE. THESE STORMS ARE LIKELY TO TRANSITION OVER THE SAME AREA…LEADING TO THE FLASH FLOOD POTENTIAL.

* FLASH FLOODING AT NIGHT IS EXTREMELY DANGEROUS. IF YOU SEE WATER OVER A ROAD…PLEASE TURN AROUND DO NOT DROWN.

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.

137 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…TAYLOR COUNTY IN SOUTHWESTERN IOWA…SOUTHWESTERN ADAMS COUNTY IN SOUTHWESTERN IOWA… UNTIL 215 AM CDT

* AT 137 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED 7 MILES NORTHEAST OF CLARINDA…OR 14 MILES NORTHWEST OF BEDFORD…MOVING SOUTHEAST 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…

BEDFORD…ATHELSTAN…NEW MARKET…BLOCKTON…GRAVITY…NODAWAY…

LAKE OF THREE FIRES STATE PARK AND BEDFORD MUNICIPAL AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

BUILDING.

Time         Event                                                                               Source

3:19-a.m  Moderately heavy rain in Atlantic (1.03″ from 2-a.m. to 3:15)  KJAN

3:07-a.m. Heavy Rain in Bedford (3.7″)                               Co-Op Observer

2:35-a.m. Thunderstorm Wind Damage: Large, old tree down in Afton; Law Enforcment report.

2:20-a.m. Heavy rain (3.5″) in Bedford                             Co-Op observer

1:40-a.m. Nickel sized hail 3 miles E. of Crescent             Trained Spotter

1:22-a.m. Golf ball sized hail ( 1 3/4″ diameter) in Bedford; Trained Weather Spotter

123 AM CDT MON JUL 18 2016

…THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ADAIR AND NORTHERN ADAMS 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 HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.

122 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLOOD ADVISORY FOR…MONTGOMERY COUNTY IN SOUTHWESTERN IOWA…NORTHERN PAGE COUNTY IN SOUTHWESTERN IOWA…SOUTHEASTERN POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA…UNTIL 415 AM CDT

* AT 120 AM CDT…DOPPLER RADAR INDICATED HEAVY RAIN DUE TO THUNDERSTORMS. THIS WILL CAUSE MINOR FLOODING IN THE ADVISORY AREA. RAINFALL RATES ARE AROUND 4 INCHES AN HOUR AND 2 TO 4 INCHES OF RAIN HAS LIKELY FALLEN IN THE HEAVEST BAND.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…

RED OAK…VILLISCA…STANTON…ELLIOTT…GRANT…COBURG…

FARM CREEK PUBLIC WILDLIFE AREA AND VIKING LAKE STATE PARK.

114 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA...
  EASTERN DOUGLAS COUNTY IN EAST CENTRAL NEBRASKA...

* UNTIL 145 AM CDT

* AT 114 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER NORTHEASTERN
  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...
  OMAHA...NORTHERN COUNCIL BLUFFS...RALSTON...UNDERWOOD...
  CARTER LAKE...CRESCENT...MCCLELLAND...
  NARROWS RIVER PARK AND HITCHCOCK NATURE CENTER.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 75 IN NEBRASKA BETWEEN MILE MARKERS 88 AND 99.
 INTERSTATE 29 BETWEEN MILE MARKERS 52 AND 66.
 INTERSTATE 80 IN IOWA NEAR MILE MARKER 1...AND BETWEEN MILE MARKERS 8
AND 17.
 INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 450 AND 454.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

MILLS IA-POTTAWATTAMIE IA-

1256 AM CDT MON JUL 18 2016

…THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL MILLS AND

SOUTHEASTERN 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 AS IT CONTINUES TO MOVE THROUGH THE AREA.

1257 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…

SOUTHERN ADAIR COUNTY IN SOUTHWESTERN IOWA…

NORTHERN ADAMS COUNTY IN SOUTHWESTERN IOWA…

* UNTIL 145 AM CDT

* AT 1257 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED OVER LAKE

ICARIA…OR NEAR CORNING…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…

GREENFIELD…CORNING…LAKE ICARIA…FONTANELLE…ORIENT…

CARBON…GREENFIELD MUNICIPAL AIRPORT…LAKE ICARIA STATE PARK…

NODAWAY PARK AND CORNING MUNICIPAL AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

BUILDING.

PAGE IA-

1233 AM CDT MON JUL 18 2016

…SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PAGE COUNTY UNTIL 100 AM CDT…AT 1232 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 5 MILES NORTHEAST OF CLARINDA…OR 15 MILES NORTHWEST OF BEDFORD…MOVING NORTHEAST AT 25 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE…

CLARINDA AND HEPBURN.