646 PM CDT Sun Jun 17 2018

...Persistent And Oppressive Heat Will Continue into Monday over
portions of Central and Southern Iowa...

.The combination of hot temperatures and humidity will produce
dangerous heat conditions into Monday for portions of central and
southern Iowa. Improvement is expected by Monday over northern
Iowa as a boundary enters the area and chances for thunderstorms
increase. Cooler conditions will arrive for the remainder of the
area by Tuesday.

Audubon-Guthrie-Dallas-Polk-Jasper-Poweshiek-Cass-Adair-Madison-
Warren-Marion-Mahaska-Adams-Union-Clarke-Lucas-Monroe-Wapello-
Taylor-Ringgold-Decatur-Wayne-Appanoose-Davis Counties...

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

* TEMPERATURE...One more day of hot and humid conditions are
  expected. Highs temperatures on Monday will again be in the
  low to mid 90s with dewpoints in the lower 70s. This
  combination will result in heat index values of 100 to 105
  degrees.

* IMPACTS...Lack of overnight relief from the heat will lead to
  additional stress. Gusty winds today will increase the risk of
  dehydration. The wind gusts will not be as strong on
  Monday.The prolonged nature of this event will compound and
  amplify heat- related impacts.

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. Never leave infants, children or pets in a parked car,
even for a minute.