Weather Alert Watch
Severe Extreme Heat Warning

Extreme Heat Warning for Dallas; Polk; Jasper +16 more

What: Dangerously hot conditions with heat index values over 100. Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events. Where: Portions of central and southern Iowa. When: Until 10 PM CDT Thursday.

IADallas; Polk; Jasper; Poweshiek; Madison; Warren; Marion; Mahaska; Union; Clarke; Lucas; Monroe; Wapello; Taylor; Ringgold; Decatur; Wayne; Appanoose; Davis

Official alert brief

WHAT

Dangerously hot conditions with heat index values over 100.

WHERE

Portions of central and southern Iowa.

WHEN

Until 10 PM CDT Thursday.

IMPACTS

Heat related illnesses increase significantly during extreme heat and high humidity events.

Instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.