BULLETIN – IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
1139 AM CDT TUE JUL 19 2016

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR…
NORTHERN CASS COUNTY IN SOUTHWESTERN IOWA…
AUDUBON COUNTY IN WEST CENTRAL IOWA…

* UNTIL 1230 PM CDT

* AT 1138 AM CDT…A SEVERE THUNDERSTORM WAS LOCATED 8 MILES
NORTHEAST OF WALNUT…OR 13 MILES SOUTHWEST OF AUDUBON…MOVING
EAST AT 30 MPH.

HAZARD…60 MPH WIND GUSTS AND NICKEL SIZE HAIL.

SOURCE…RADAR INDICATED. A 58 MPH WIND GUST WAS REPORTED AT
HARLAN AT 1135AM CDT.

IMPACT…EXPECT DAMAGE TO ROOFS…SIDING…AND TREES.

* LOCATIONS IMPACTED INCLUDE…
ATLANTIC…AUDUBON…ANITA…EXIRA…ELK HORN…KIMBALLTON…
BRAYTON…MARNE…WIOTA…LAKE ANITA STATE PARK…ANITA MUNICIPAL
AIRPORT…AUDUBON COUNTY AIRPORT AND ATLANTIC MUNICIPAL AIRPORT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

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

1131 AM CDT TUE JUL 19 2016

A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL NOON CDT FOR
CENTRAL SHELBY AND NORTHEASTERN POTTAWATTAMIE COUNTIES…
AT 1130 AM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR IRWIN TO 4 MILES NORTH OF AVOCA…MOVING EAST AT 35 MPH.

HAZARD…60 MPH WIND GUSTS AND NICKEL SIZE HAIL.

SOURCE…TRAINED WEATHER SPOTTERS. A 58 MPH WIND GUST WAS RECORDED AT THE HARLAN AIRPORT.

IMPACT…EXPECT DAMAGE TO ROOFS…SIDING…AND TREES.

LOCATIONS IMPACTED INCLUDE… HARLAN…AVOCA…WALNUT…SHELBY…IRWIN…TENNANT…KIRKMAN…
ELK HORN CREEK RECREATION AREA…PRAIRIE ROSE STATE PARK AND NISHNA BEND RECREATION AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS…
HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 64 AND 73.
INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 37 AND 48.

PRECAUTIONARY/PREPAREDNESS ACTIONS…
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING.

1105 AM CDT TUE JUL 19 2016

SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN  SHELBY…SOUTHEASTERN HARRISON AND NORTHEASTERN POTTAWATTAMIE COUNTIES UNTIL 1130 AM CDT…

AT 1105 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER PERSIA…OR 29 MILES NORTHEAST OF OMAHA…MOVING EAST AT 35 MPH.

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

LOCATIONS IMPACTED INCLUDE…
HARLAN…AVOCA…WALNUT…SHELBY…MINDEN…PERSIA…PORTSMOUTH…
TENNANT…ELK HORN CREEK RECREATION AREA…
PRAIRIE ROSE STATE PARK AND NISHNA BEND RECREATION AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS…
HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 61 AND 73.
INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 27 AND 48.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

THIS STORM MAY INTENSIFY…SO BE CERTAIN TO MONITOR KJAN FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

Today: Variably Cloudy w/Isolated showers & thunderstorms. High near 88. S/SE @ 10-15
Tonight: Partly cloudy.Low around 75. S/SE @ 5-10.
**Excessive Heat Watch 11-a.m. Wed. to 7-p.m. Friday**

Wednesday: Sunny, hot & humid. High near 93. Heat index values as high as 105. S/SW @ 10-20.
Wednesday Night: Mostly clear, with a low around 77. S @ 10-20.
Thursday: Sunny, continued hot & humid. High near 98. S/SW @ 10-20. .
Thursday Night: Mostly clear, with a low around 75.
Friday: Mostly sunny, hot & humid. High near 98.

Monday’s High in Atlantic was 84. Our 24-hour Low was 66. We received .01” (one-one-hundredth of an inch of rain) here at the KJAN studios after 7-a.m. Monday (24-hour total through 7-a.m. today). Last year on this date, our High in Atlantic was 84 and the low was 67. The All-time Record High in Atlantic on this date was 110 in 1934. The Record Low was 47 in 1891 & 1947.

MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-and PAGE COUNTIES…

TODAY AND TONIGHT: THUNDERSTORMS WILL BE POSSIBLE ESPECIALLY THIS MORNING ACROSS THE OUTLOOK AREA AND MAINLY FROM NORTHEAST NEBRASKA INTO WESTERN IOWA. A FEW STORMS COULD LINGER INTO THE AFTERNOON ESPECIALLY ON THE FRINGES OF OUR OUTLOOK AREA TOWARD SOUTH DAKOTA AND HARLAN IOWA. MOST STORMS THIS MORNING SHOULD REMAIN BELOW SEVERE LEVELS.
SHOULD STORMS LINGER THIS AFTERNOON THEY COULD BECOME STRONG TO SEVERE WITH A MORE FAVORABLE ENVIRONMENT. DAMAGING WINDS,
LIGHTNING AND LARGE WOULD BE THE PRIMARY HAZARDS.

WEDNESDAY THROUGH MONDAY: HOT AND HUMID WEATHER IS EXPECTED BY MID TO LATE WEEK WITH AFTERNOON HEAT INDEX VALUES RISING TO 105 TO 110 IN MANY AREAS. AN EXCESSIVE HEAT WATCH HAS BEEN ISSUED FOR WEDNESDAY AFTERNOON THROUGH FRIDAY AFTERNOON. A COLD FRONT WILL PUSH INTO THE AREA SATURDAY, HOWEVER HOT TEMPERATURES WILL BE FOUND AHEAD OF THE FRONT.

THERE IS A CHANCE FOR THUNDERSTORMS FRIDAY THROUGH SUNDAY FOR PARTS OF THE AREA. ISOLATED THUNDERSTORMS ARE POSSIBLE FRIDAY WITH SCATTERED STORMS SATURDAY AND SUNDAY.

CASS AND OTHER AREA COUNTIES:

THUNDERSTORMS ARE POSSIBLE TODAY INTO TONIGHT. AN ISOLATED SEVERE STORM WITH DAMAGING WINDS AND LARGE HAIL MAY OCCUR. IN ADDITION LOCALLY HEAVY RAINFALL IS POSSIBLE.

AN EXCESSIVE HEAT WATCH REMAINS IN EFFECT FOR THE AREA.

Early This Morning: Mostly cloudy. East wind near 5 mph.

Today: Partly sunny. Hot and humid. Scattered thunderstorms until late afternoon. High in the upper 80s. South wind 5 to 15 mph. Chance of thunderstorms 30 percent. Highest heat index readings around 100 in the afternoon.

Tonight: Partly cloudy. Low in the mid 70s. South wind 10 to 15 mph.

Wednesday: EXCESSIVE HEAT WATCH IN EFFECT FROM 11-A.M. WED. to 7-p.m. FRIDAY. Sunny. Hot and humid. High in the lower 90s. South wind 10 to 15 mph with gusts to around 25 mph. Highest heat index readings 102 to 107 in the afternoon.

Wednesday Night: Mostly clear. Low in the upper 70s. South wind 10 to 15 mph. Highest heat index readings 101 to 106 through midnight.

Thursday: Sunny. High in the mid 90s. South wind 10 to 15 mph. Highest heat index readings 106 to 111 in the afternoon.

Friday: Mostly sunny. High in the mid 90s.

337 AM CDT TUE JUL 19 2016

AN EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH FRIDAY EVENING FOR THE ENTIRE STATE OF IOWA, THE EASTERN ONE-THIRD OF NEBRASKA, AND MUCH OF THE UPPER MIDWEST.

HERE IN WESTERN IOWA, AIR TEMPERATURES WILL BE IN THE MID TO UPPER 90S. WITH DEWPOINT TEMPERATURES IN THE MID TO UPPER 70S, IT’LL FEEL MORE THAN 105 TO 115-DEGREES.

EXCESSIVE HEAT COULD LEAD TO SEVERE HEAT RELATED ILLNESSES AND POSSIBLY DEATH IF PROPER ACTION IS NOT TAKEN.

Areas in dark red are under an Excessive Heat Watch. Orange areas have a Heat Advisory. Purple areas have an Excessive Heat Warning.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS…STAY IN AN AIR-CONDITIONED ROOM…STAY OUT OF THE SUN…AND CHECK UP ON RELATIVES AND NEIGHBORS. DO NOT LEAVE PETS AND/OR CHILDREN IN UNATTENDED VEHICLES.

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
343 PM CDT MON JUL 18 2016

...EXCESSIVE HEAT LIKELY COMING TO IOWA WEDNESDAY INTO THIS
WEEKEND...

.CONFIDENCE FOR WEDNESDAY THROUGH FRIDAY IS HIGH TO VERY HIGH FOR
HEAT INDEX VALUES ACROSS IOWA TO REACH THE 105 TO 115. HEAT INDEX
VALUES OF 95 TO 100 DEGREES MAY LAST INTO AND THROUGHOUT THE
WEEKEND.

CRAWFORD-CARROLL-AUDUBON-GUTHRIE-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD-MONONA
POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE-HARRISON-SHELBY
343 PM CDT MON JUL 18 2016

...EXCESSIVE HEAT WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
FRIDAY EVENING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED AN
EXCESSIVE HEAT WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING
THROUGH FRIDAY EVENING.

* TEMPERATURE...AIR TEMPERATURES IN THE MID TO UPPER 90S, DEWPOINT
  TEMPERATURES IN THE MID TO UPPER 70S, HEAT INDEX VALUES 105 TO
  115.

* IMPACTS...EXCESSIVE HEAT COULD LEAD TO SEVERE HEAT RELATED
  ILLNESSES AND POSSIBLY DEATH IF PROPER ACTION IS NOT TAKEN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN
WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY
IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP
ON RELATIVES AND NEIGHBORS. DO NOT LEAVE PETS AND/OR CHILDREN IN
UNATTENDED VEHICLES.

1033 AM CDT MON JUL 18 2016

TODAY AND TONIGHT: THUNDERSTORMS ARE FORECAST TO DEVELOP LATE TONIGHT AND CONTINUE INTO THE MORNING HOURS TUESDAY. LOCALLY HEAVY RAIN IS LIKELY TO BE THE MAIN THREAT AND COULD LEAD TO AREAS OF FLASH FLOODING.

TUESDAY THROUGH SUNDAY: HOT AND HUMID CONDITIONS ARE ANTICIPATED WEDNESDAY THROUGH FRIDAY WITH THE HOTTEST DAY LIKELY TO BE ON THURSDAY. HEAT INDEX VALUES OVER 100 TO NEAR 110 DEGREES ARE EXPECTED.

.SPOTTER INFORMATION STATEMENT…SPOTTER ACTIVATION MAYBE NEEDED TONIGHT INTO TUESDAY.

MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE COUNTIES…
SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THE MORNING OVER PARTS OF SOUTHEAST NEBRASKA AND SOUTHWEST IOWA. SEVERE WEATHER IS NOT EXPECTED…BUT BRIEF HEAVY RAINFALL AND GUSTY WINDS ARE POSSIBLE.  ADDITIONAL NON SEVERE THUNDERSTORMS ARE POSSIBLE OVERNIGHT TONIGHT.

TUESDAY THROUGH SUNDAY: THUNDERSTORMS COULD LINGER IN NORTHEAST NEBRASKA AND PARTS OF WESTERN IOWA TUESDAY MORNING. OTHERWISE…HOT AND HUMID WEATHER IS EXPECTED BY MID TO LATE WEEK WITH AFTERNOON HEAT INDEX VALUES RISING INTO THE 100S IN MANY AREAS. WEDNESDAY THROUGH FRIDAY…HIGHEST HEAT INDEX VALUES DURING THE AFTERNOON COULD RANGE 105 TO 110.

.SPOTTER INFORMATION STATEMENT... SPOTTERS ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

927 AM CDT MON JUL 18 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLOOD WARNING FOR SMALL STREAMS IN…
MONTGOMERY COUNTY IN SOUTHWESTERN IOWA…
EASTERN FREMONT COUNTY IN SOUTHWESTERN IOWA…
PAGE COUNTY IN SOUTHWESTERN IOWA…
EASTERN MILLS COUNTY IN SOUTHWESTERN IOWA…
SOUTHERN POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA…

* UNTIL 330 PM CDT MONDAY

* AT 925 AM CDT…EMERGENCY MANAGEMENT OFFICIALS REPORTED FLOODING ACROSS THE AREA. SINCE EARLY THIS MORNING 3 TO 6 INCHES OF RAIN HAS FALLEN. WIDESPREAD FLOODING IS LIKELY OCCURRING…ESPECIALLY ACROSS PORTIONS OF MONTGOMERY AND PAGE COUNTIES WHERE THE HEAVIEST RAIN OCCURRED. AVOID SECONDARY ROADS…LOW LYING AREAS AND DO NOT DRIVE THROUGH FLOODED ROADWAYS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
RED OAK…CLARINDA…SHENANDOAH…OAKLAND…VILLISCA…HAMBURG…
MALVERN…TREYNOR…UNDERWOOD…CARSON…ESSEX…STANTON…
FARRAGUT…EMERSON…ELLIOTT…RIVERTON…MACEDONIA…COIN…
SILVER CITY AND COLLEGE SPRINGS.