Alert USA
weather NWS minor Sanilac; Lapeer; St. Clair; Livingston; Oakland; Macomb; Washtenaw; Wayne; Lenawee; Monroe October 17, 2026 at 7:38 PM

Frost Advisory

* WHAT...Temperatures dropping into the lower and mid 30s results in areas of frost late tonight and early Sunday morning.

* WHERE...Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Sanilac, St. Clair, Washtenaw, and Wayne Counties.

* WHEN...From 3 AM to 8 AM Sunday.

* IMPACTS...Frost could harm temperature sensitive vegetation. Outdoor plants may be killed if left uncovered.

* ADDITIONAL DETAILS...A heavier frost is expected toward the Ohio border and outside of metro Detroit where the wind becomes calm. Southwest wind in the 5 to 15 mph range limits or prevents frost toward the Tri Cities.

Local conditions in Sanilac; Lapeer; St. Clair; Livingston; Oakland; Macomb; Washtenaw; Wayne; Lenawee; Monroe may affect travel, public safety, or daily routines. Stay informed and adjust plans if conditions change.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Residents should be prepared for possible effects on travel, public safety, and daily routines while the situation remains active.

Recommended steps: stay informed via official sources; avoid non-essential travel in the area; secure outdoor items if weather is involved; check on family and neighbors.

Alert USA is tracking this developing situation and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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