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Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
835 PM CDT Thu Jul 20 2017

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

.A prolonged period of heat and humidity with afternoon heat
index values of 100 to 110 degrees will continue across much of
central, western and southern Iowa through Saturday. The warmest
conditions will be Friday with high temperatures reaching around 100
degrees in some locations.

IAZ023-024-033>037-044>050-210945-
/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
835 PM CDT Thu Jul 20 2017

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

* TEMPERATURE...High temperatures in the 90s and dew points in
  the upper 60s to mid 70s will create heat index values of 100
  to 105 degrees each afternoon through Saturday. In addition,
  overnight low temperatures will be around 75 degrees.

* 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.

&&

$$

Ansorge

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
839 PM CDT Thu Jul 20 2017


IAZ001-002-012-013-020>022-031-032-MNZ098-NEZ013-014-SDZ038-039-
050-052>071-210945-
/O.CON.KFSD.HT.Y.0004.170721T1700Z-170722T0100Z/
Lyon IA-Osceola-Sioux-O`Brien-Plymouth-Cherokee-Buena Vista-
Woodbury-Ida-Rock-Dixon-Dakota-Beadle-Kingsbury-Gregory-Jerauld-
Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln SD-
Bon Homme-Yankton-Clay SD-Union-
839 PM CDT Thu Jul 20 2017

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 8 PM CDT FRIDAY...

* TEMPERATURE...High temperatures will reach the mid to upper
  90s Friday afternoon and evening, producing heat index values
  from 100 to near 110 degrees.

* IMPACTS...The combination of hot temperatures and high
  humidity will increase the potential for heat-related stress
  and illness.

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.

  To reduce risk during outdoor work...the occupational safety
and health administration recommends scheduling frequent rest
breaks in shaded or air conditioned environments. Anyone overcome
by heat should be moved to a cool and shaded location.   Heat
stroke is an emergency...call 9 1 1.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Quad Cities IA IL
830 PM CDT Thu Jul 20 2017

...Extended Period of Dangerous Heat and Humidity Continues...

.A hot and humid air mass will remain over much of the area
through Saturday. The heat combined with the humidity will
continue to push peak heat index values over 100 degrees. At
night, heat indices will remain at or above 75 providing little
relief. The cumulative effects of consecutive days with heat
indices over 100 will increase the risk for heat related
illnesses for those spending time outside or without access to
air conditioning.

IAZ051>053-066-ILZ009-210930-
/O.CON.KDVN.HT.Y.0005.000000T0000Z-170723T0100Z/
Benton-Linn-Jones-Clinton-Whiteside-
Including the cities of Vinton, Cedar Rapids, Anamosa, Clinton,
and Sterling
830 PM CDT Thu Jul 20 2017

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

* Heat Index Values...up to 105 due to temperatures in the lower
  90s...and dewpoints in the mid to upper 70s.

* Timing...This evening through Saturday evening.

* Impacts...Increased risk for heat exhaustion or heat stroke
  for people spending time outside or living without air
  conditioning. Children and the elderly are most susceptible.
  Also, parked vehicles will become dangerously hot within
  minutes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Heat Advisory means that a period of hot temperatures and high
humidity is expected.  This combination will lead to possible
heat illnesses.  Drink plenty of fluids, stay in an air-
conditioned room, stay out of the sun...and check on relatives
and neighbors, especially the elderly.

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.

To reduce risk during outdoor work the occupational safety and
health administration recommends scheduling frequent rest breaks
in shaded or air conditioned environments.  Anyone overcome by
heat should be moved to a cool and shaded location. Heat stroke
is an emergency, call 9 1 1.

&&

$$

12

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
614 PM CDT Thu Jul 20 2017

...Excessive Heat Continues Through Friday...

.Very hot temperatures combined with high humidity will create
heat index values from 103 to 115 through Friday.

IAZ043-NEZ015-018-030>033-042-043-211100-
/O.CON.KOAX.HT.Y.0004.000000T0000Z-170722T0100Z/
Monona-Thurston-Wayne-Boone-Madison-Stanton-Cuming-Platte-Colfax-
Including the cities of Onawa, Mapleton, Pender, Macy, Walthill,
Winnebago, Wayne, Albion, St. Edward, Norfolk, Stanton,
West Point, Wisner, Columbus, and Schuyler
614 PM CDT Thu Jul 20 2017

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

* TEMPERATURE...High temperatures in the mid to upper 90s combined
  with dewpoints in the 70s will result in heat index values of
  103 to 110 degrees on Friday afternoon and early evening.

* 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.

Young children and pets should never be left unattended in
vehicles under any circumstances.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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