Heat Advisory for 16 Counties in Iowa and Nebraska Through Thursday Evening
The National Weather Service warns of heat index values up to 105 from Wednesday afternoon through Thursday evening.
3 reports on this incident · first at Sep 1, 2026, 12:17 p.m. ET
Earlier reports
Sep 1, 2026, 12:21 p.m. ET
Heat Advisory: NWS Omaha Warns of Heat Illness Risk Across 16 Counties
The National Weather Service Omaha has issued a Heat Advisory warning that hot temperatures and high humidity may cause heat illnesses, with several days of excessive heat adding to cumulative heat stress. The advisory is in effect from 1 PM Wednesday, September 2, to 7 PM CDT Thursday, September 3, for portions of southwest Iowa and east central and southeast Nebraska, covering 16 counties including Pottawattamie, Mills, Montgomery, Douglas, Sarpy, Lancaster, and Cass.
Heat index values up to 105 are expected, with overnight low temperatures between 75 and 80 offering limited relief. The advisory was issued at 11:04 AM CDT on September 1.
The Weather Service advises drinking plenty of fluids, staying in an air-conditioned room, staying out of the sun, and checking on relatives and neighbors. It recommends wearing lightweight and loose fitting clothing, limiting strenuous activities to early morning or evening, and taking action when seeing symptoms of heat exhaustion and heat stroke. For 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 and 911 should be called.
Sep 1, 2026, 12:17 p.m. ETFirst report
Heat Advisory Issued for Pottawattamie, Mills, Montgomery Counties
The National Weather Service in Omaha has issued a Heat Advisory for portions of southwest Iowa and east central and southeast Nebraska, effective from 1 PM CDT Wednesday, September 2, 2026, to 7 PM CDT Thursday, September 3, 2026. The advisory was issued at 11:04 AM CDT on September 1, 2026.
The advisory covers 16 counties, including Pottawattamie, Mills, Montgomery, Fremont, Page, Saunders, Douglas, Sarpy, Lancaster, Cass, Otoe, Gage, Johnson, Nemaha, Pawnee, and Richardson. Affected cities include Omaha, Lincoln, Council Bluffs, Bellevue, and others.
Heat index values up to 105 are expected, with overnight lows between 75 and 80 offering limited relief. The National Weather Service warns that hot temperatures and high humidity may cause heat illnesses, and several days of excessive heat will add to cumulative heat stress.
Residents are advised to drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check on relatives and neighbors. The Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air-conditioned environments for outdoor workers. Anyone overcome by heat should be moved to a cool and shaded location; heat stroke is an emergency and 9 1 1 should be called.
The advisory is in effect until 7 PM CDT Thursday, September 3, 2026.
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- Version 11 Sept 2026, 16:21current
First published.
- Version 11 Sept 2026, 16:17current
First published.
- Version 11 Sept 2026, 16:23current
First published.
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