GRAND RAPIDS

NOHRSC GRR

HEAT ADVISORY
* WHAT...Heat index values up to 104. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Today, Patchy smoke after 5pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West northwest wind 3 to 8 mph.

Tomorrow, Patchy smoke after 5pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West northwest wind 3 to 8 mph.