Frost and Freeze Warnings Issued for Metro Detroit

Overnight lows expected to drop into the 20s and 30s, putting sensitive vegetation at risk

Apr. 18, 2026 at 8:07pm

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A vast, atmospheric landscape painting in muted tones of gray, blue, and white, with a lone, bare tree or structure barely visible through the heavy fog and mist, conveying the overwhelming power and scale of the impending freeze.The impending freeze casts a foreboding chill over the Metro Detroit region, as residents brace for the potential devastation to local crops and landscaping.Today in Detroit

A Frost Advisory and Freeze Watch have been issued for the Metro Detroit area as temperatures are forecast to drop significantly overnight into Sunday and Monday mornings. Overnight lows are expected to reach the mid-30s on Sunday and the mid-to-upper 20s on Monday, putting sensitive outdoor plants and vegetation at risk of damage or death.

Why it matters

Frost and freeze conditions can have serious impacts on local agriculture and landscaping, potentially killing crops, plants, and damaging outdoor plumbing. This weather pattern is concerning for the region's gardeners, farmers, and homeowners who need to take steps to protect their plants and property.

The details

The National Weather Service has issued a Frost Advisory from 2 AM to 11 AM on Sunday, with temperatures expected to drop into the mid-30s overnight. A more severe Freeze Watch has also been issued from 11 PM Sunday to 11 AM Monday, with temperatures forecast to reach the mid-to-upper 20s. These conditions could kill sensitive vegetation and damage unprotected outdoor pipes and plumbing.

  • The Frost Advisory is in effect from 2 AM to 11 AM on Sunday, April 20, 2026.
  • The Freeze Watch is in effect from 11 PM on Sunday, April 20 to 11 AM on Monday, April 21, 2026.

The players

National Weather Service

The federal agency responsible for issuing weather advisories and warnings for the United States.

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What’s next

Residents in the Metro Detroit area are advised to take steps to protect sensitive outdoor plants and vegetation, as well as any exposed outdoor plumbing, ahead of the expected frost and freeze conditions.

The takeaway

This sudden cold snap poses a significant threat to the region's gardens, crops, and landscaping. Homeowners and gardeners will need to be vigilant in protecting their plants and property over the next few days to avoid potentially devastating damage.