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Excessive Heat Warning

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
222 PM CDT SAT JUL 23 2016


IAZ001-012-020-031-NEZ013-014-SDZ038-039-050-052>055-057>071-
240000-
/O.CON.KFSD.EH.W.0001.000000T0000Z-160724T0000Z/
LYON IA-SIOUX-PLYMOUTH-WOODBURY-DIXON-DAKOTA-BEADLE-KINGSBURY-
GREGORY-JERAULD-SANBORN-MINER-LAKE-BRULE-AURORA-DAVISON-HANSON-
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-LINCOLN SD-
BON HOMME-YANKTON-CLAY SD-UNION-
INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD...
LARCHWOOD...SIOUX CENTER...ORANGE CITY...ROCK VALLEY...HAWARDEN...
HULL...LE MARS...SIOUX CITY...WAKEFIELD...PONCA...ALLEN...
SOUTH SIOUX CITY...HURON...DE SMET...ARLINGTON...LAKE PRESTON...
GREGORY...BURKE...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...
HOWARD...MADISON...ORLAND...CHAMBERLAIN...KIMBALL...PLANKINTON...
WHITE LAKE...STICKNEY...MITCHELL...ALEXANDRIA...EMERY...SALEM...
CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...WAGNER...
PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT...
PARKSTON...FREEMAN...MENNO...TRIPP...CLAYTON...PARKER...
CENTERVILLE...MARION...VIBORG...IRENE...HURLEY...CHANCELLOR...
CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND...
SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION...
NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON
222 PM CDT SAT JUL 23 2016

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WEATHER CONDITIONS...TEMPERATURES ARE EXPECTED TO REMAIN IN THE
  90S THIS AFTERNOON WITH HUMIDITY LEVELS STILL HIGH... LEADING TO
  A PEAK HEAT INDEX OF 100 TO 105 DEGREES. RELIEF IS FINALLY
  EXPECTED BEHIND A COLD FRONT SATURDAY NIGHT AND SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT ILLNESSES ARE LIKELY. 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 AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

YOUNG CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN
VEHICLES UNDER ANY CIRCUMSTANCES. THIS IS ESPECIALLY TRUE DURING
WARM OR HOT WEATHER WHEN CAR INTERIORS CAN REACH LETHAL
TEMPERATURES IN A MATTER OF MINUTES.

&&

$$



Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
522 AM CDT SAT JUL 23 2016

IAZ001-012-020-031-NEZ013-014-SDZ038-039-052>055-059>062-065>067-
069>071-241030-
LYON IA-SIOUX-PLYMOUTH-WOODBURY-DIXON-DAKOTA-BEADLE-KINGSBURY-
JERAULD-SANBORN-MINER-LAKE-DAVISON-HANSON-MCCOOK-MINNEHAHA-
HUTCHINSON-TURNER-LINCOLN SD-YANKTON-CLAY SD-UNION-
522 AM CDT SAT JUL 23 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
IOWA...WEST CENTRAL IOWA...NORTHEAST NEBRASKA...CENTRAL SOUTH
DAKOTA...EAST CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

A CONTINUATION OF HIGH HUMIDITY LEVELS AND TEMPERATURES RETURNING
TO THE 90S THIS AFTERNOON WILL PUSH THE HEAT INDEX TO 98 TO 105
DEGREES. THIS WILL BE THE FOURTH CONSECUTIVE DAY OF DANGEROUS
HEAT INDICES FOR MUCH OF THE AREA.

SCATTERED THUNDERSTORMS WILL MOVE THROUGH THE AREA EARLY THIS
MORNING...AND MAY PRODUCE SOME WINDS OF 25 TO 35 MPH ALONG WITH
BRIEF HEAVY RAINFALL. ADDITIONAL SPOTTY THUNDERSTORMS WILL BE
POSSIBLE LATER THIS AFTERNOON AND EARLY EVENING. WHILE STORMS WILL
BECOME INCREASINGLY UNLIKELY HEADING SOUTH OF INTERSTATE 90...ANY
STORMS WHICH DO FORM WILL BE CAPABLE OF HAIL UP TO PING PONG BALL
SIZE AND WINDS TO 65 MPH.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE FROM 4 PM TO 9 PM.

$$




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