Heat Advisory
2026-09-05T19:00:00-05:00
2026-09-05T19:00:00-05:00
* WHAT...Heat index values up to 105 expected. * WHERE...Grundy, Hamilton, Hardin, Webster, Black Hawk, Calhoun, and Sac Counties. * WHEN...From 1 PM this afternoon to 7 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...While heat index values may not reach 105 degrees each day, the combination of the longevity of the heat and little or limited relief during the overnight periods with warm lows have prompted the multi-day Heat Advisory.
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