Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Des Moines, IA

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338
WWUS73 KDMX 210912
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
412 AM CDT Fri Jul 21 2017

...EXCESSIVE HEAT WILL PERSIST THROUGH SATURDAY...

.Another extremely hot and humid day will occur today with high
temperatures approaching 100 degrees again over the southern half
of the state and heat indicies exceeding 110 at times. Saturday
will be a bit cooler, especially over northern Iowa. The heat
headlines may be able to be cancelled across the north Saturday as
a cold front passes through that portion of the state. Hot
conditions will persist across the south Saturday.

IAZ057>062-070>075-081>086-092>097-211715-
/O.CON.KDMX.EH.W.0001.000000T0000Z-170723T0100Z/
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 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, and Bloomfield
412 AM CDT Fri Jul 21 2017

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT
SATURDAY...

* TEMPERATURE...High temperatures of 95 to 100 degrees and
  dewpoints in the low to mid 70s will create heat index values of
  105 to 115 this afternoon. Conditions tonight will remain warm
  and humid with lows in 75 to 80 range. Temperatures will be
  slightly cooler on Saturday, however, expect heat indicies back
  in the 100 to 110 range.

* IMPACTS...Prolonged exposure to heat and humidity may lead to
  heat-related illness if precautions are not taken.

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.

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.

&&

$$

IAZ023-024-033>037-044>050-211715-
/O.CON.KDMX.HT.Y.0003.000000T0000Z-170723T0100Z/
Pocahontas-Humboldt-Sac-Calhoun-Webster-Hamilton-Hardin-Crawford-
Carroll-Greene-Boone-Story-Marshall-Tama-
Including the cities of Pocahontas, Laurens, Rolfe, Fonda,
Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake,
Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy,
Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, Denison,
Carroll, Jefferson, Boone, Ames, Marshalltown, Tama, Toledo,
Traer, Dysart, and Gladbrook
412 AM CDT Fri Jul 21 2017

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT SATURDAY...

* TEMPERATURE...High temperatures in the 90s and dew points in the
  low to mid 70s will create heat index values of 100 to 110 this
  afternoon. Saturday will be cooler north of Highway 30. Heat
  headlines may be cancelled across that portion of the advisory
  area for Saturday. Farther south expect heat indicies back above
  100 degrees by Saturday afternoon.

* IMPACTS...Prolonged exposure to heat and humidity may lead to
  heat-related illness if precautions are not taken.

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 and symptoms of heat exhaustion and heat
stroke. Wear light weight and loose fitting clothing when
possible and drink plenty of water.

&&

$$



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