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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
518 AM CDT MON JUL 21 2014

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-221030-
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-
BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-
POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-
CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-
APPANOOSE-DAVIS-
518 AM CDT MON JUL 21 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

A HEAT ADVISORY IS IN EFFECT FOR THE AREA THIS AFTERNOON THROUGH
TUESDAY AFTERNOON. PLEASE REFER TO THE NATIONAL WEATHER
SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.

THUNDERSTORMS ARE POSSIBLE OVERNIGHT TONIGHT INTO EARLY TUESDAY
MORNING ACROSS NORTH CENTRAL IOWA. THE PROBABILITY OF SEVERE
WEATHER REMAINS LOW...BUT CANNOT ENTIRELY RULE OUT THE POTENTIAL
FOR ISOLATED SEVERE THUNDERSTORM WITH DAMAGING WINDS AND HAIL THE
MAIN THREAT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THUNDERSTORMS ARE POSSIBLE LATE TUESDAY AFTERNOON INTO TUESDAY
EVENING...MAINLY FROM CENTRAL IOWA TO THE SOUTHEAST. THERE IS A
SEVERE STORM THREAT...ALTHOUGH LOW...WITH HAIL AND DAMAGING WINDS
THE MAIN THREAT.

THUNDERSTORM CHANCES RETURN TO CENTRAL IOWA FRIDAY AND FRIDAY
NIGHT. THE THREAT OF SEVERE WEATHER IS UNCLEAR DURING THIS TIME.

.SPOTTER INFORMATION STATEMENT...

THERE IS A LOW PROBABILITY OF SPOTTER ACTIVATION TUESDAY AND
AGAIN ON FRIDAY INTO SATURDAY.

$$

KLP




Heat Advisory

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
822 PM CDT MON JUL 21 2014

...HOT AND MUGGY CONDITIONS WILL CONTINUE THROUGH TUESDAY...

.THE COMBINATION OF HOT TEMPERATURES AND EVEN HIGHER DEWPOINTS
WILL CONTINUE TO PRODUCE HIGH HEAT INDEX VALUES FOR TONIGHT
THROUGH TUESDAY. AFTER THE RECENT SPELL OF UNSEASONABLY COOL
WEATHER...IT WILL BE IMPORTANT TO REMEMBER TO TAKE HEAT RELATED
PRECAUTIONS OVER THE NEXT COUPLE OF DAYS.

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-220930-
/O.CON.KDMX.HT.Y.0001.000000T0000Z-140723T0000Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-
BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-
POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-
CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-
APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
LAKE MILLS...NORTHWOOD...MANLY...EMMETSBURG...GARNER...BRITT...
KANAWHA...MASON CITY...CLEAR LAKE...POCAHONTAS...LAURENS...
ROLFE...FONDA...GILMORE CITY...HUMBOLDT...EAGLE GROVE...CLARION...
BELMOND...HAMPTON...PARKERSBURG...CLARKSVILLE...SHELL ROCK...
GREENE...APLINGTON...ALLISON...DUMONT...WAVERLY...SAC CITY...
LAKE VIEW...ODEBOLT...WALL LAKE...SCHALLER...EARLY...
ROCKWELL CITY...MANSON...LAKE CITY...POMEROY...FORT DODGE...
WEBSTER CITY...IOWA FALLS...ELDORA...ACKLEY...GRUNDY CENTER...
REINBECK...CONRAD...DIKE...WELLSBURG...WATERLOO...CEDAR FALLS...
DENISON...CARROLL...JEFFERSON...BOONE...AMES...MARSHALLTOWN...
TAMA...TOLEDO...TRAER...DYSART...GLADBROOK...AUDUBON...EXIRA...
GUTHRIE CENTER...PANORA...BAYARD...CASEY...PERRY...WAUKEE...
ADEL...DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
LENOX...NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...
SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
822 PM CDT MON JUL 21 2014

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT TUESDAY...

* TIMING...EXCEPT FOR ONLY MODERATE RELIEF TONIGHT...WE WILL BE
  BACK IN THE HEAT AND HUMIDITY TOMORROW. THE OPPRESSIVE HEAT AND
  HUMIDITY WILL BE FELT ACROSS ALL OF CENTRAL IOWA BUT WILL BE
  MOST PRONOUNCED SOUTH OF HIGHWAY 30 ON TUESDAY AFTERNOON AND
  EVENING.

* TEMPERATURE...TEMPERATURES WILL REMAIN IN THE UPPER 80S TO
  LOWER 90S INTO THE EARLY EVENING...WITH HEAT INDEX VALUES
  HOLDING IN THE UPPER 90S TO LOWER 100S. THERE WILL BE SOME
  BREAK OVERNIGHT...HOWEVER ON TUESDAY TEMPERATURES WILL PEAK IN
  THE UPPER 80S NORTH TO MID 90S CENTRAL AND SOUTH...WITH HEAT
  INDEX VALUES APPROACHING 100 OVER THE NORTH...AROUND 105 OVER
  THE CENTRAL THIRD...AND APPROACHING 110 OVER THE SOUTH THIRD
  OF IOWA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A 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.

TAKE EXTRA PRECAUTIONS...IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS OF HEAT EXHAUSTION AND HEAT STROKE. WEAR
LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE AND DRINK
PLENTY OF WATER.

&&

$$

FAB




National Weather Service
Central Region Headquarters
Kansas City, Missouri
Last Modified: March 29, 2004
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