DES MOINES, Iowa—The National Weather Service has issued an Excessive Heat Warning for the southern part of Iowa until this weekend:
URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 327 AM CDT Wed Jul 17 2019 ...Sultry Conditions Today Through Saturday... .High pressure will strengthen through the end of the week resulting in hot temperatures and high humidity values. This will lead to high heat index values through Saturday. Plus, little relief from the heat is expected during the overnight hours with lows remaining in the 70s to around 80. Some relief is expected by later in the weekend as a cold front moves into Iowa. ...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM CDT SATURDAY... The National Weather Service in Des Moines has issued an Excessive Heat Warning, which is in effect from 1 PM this afternoon to 7 PM CDT Saturday. The Excessive Heat Watch is no longer in effect. * TEMPERATURE...The combination of temperatures in the 90s and dewpoints in the 70s will produce daytime heat index values of 100 to 110 degrees. Overnight lows will remain warm in the middle 70s to near 80. * IMPACTS...Heat-related illnesses may occur due to the prolonged period of heat and humidity. 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.(contributed statement, NOAA)
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