Petersburg Post Office, MI Weather Warnings
![Warnings](http://img-b.foreca.net/s/w/th_y.png)
Heat Advisory issued June 18 at 3:16AM EDT until June 21 at 8:00PM EDT by NWS Detroit/Pontiac MI * WHAT...Heat index values up to 100. * WHERE...Lenawee, Livingston, Midland, Monroe, Saginaw, Shiawassee, and Washtenaw Counties. * WHEN...Until 8 PM EDT Friday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Heat stress increasing with the number of consecutive hot days. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Stay cool, stay hydrated, stay informed.
National Weather Service