First Frosts and Freezes of the Season Likely Monday Night

First Frosts and Freezes of the Season Likely Monday Night

Frost advisories have been issued for much of the Northern Mountain Region down into the Laurel Highlands for tonight. Freeze watches have already been issued for Monday Night as temperatures could drop as low as the upper 20s.

Tonight, lows will sink to near 32 across the Northern Appalachian Mountains and Laurel Highlands with mid to upper 30s in Western, Central, and Northeastern PA. Low 40s are expected in Southeastern PA.

Monday Night, widespread frosts and freezes are likely.

FROST/FREEZE MAP FORECAST

Light Blue Areas – Temperatures will range from 35-41 degrees. No damage to vegetation will occur.

Dark Blue Areas – A frost is likely in this region. Temperatures will range from 33-38 degrees. Sensitive vegetation may be damaged. The growing season will continue for the next few weeks until a freeze occurs.

Pink Areas – A freeze is likely in this region. Temperatures will range from 28 to 34. Sensitive vegetation will be damaged or killed. This could end the growing season especially in locations that drop below 32 degrees.

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 If your family and friends are in an area where a frost or freeze is likely, share this info with them below! Also don’t forget to like Pennsylvania Weather Action on Facebook >>> PA Weather Action on Facebook!

Josh Adams is the founder and lead forecaster of Pennsylvania Weather Action, a regional forecasting site he launched in 2015. With over a decade of experience analyzing weather patterns across Pennsylvania, his forecasts have reached millions of readers throughout the state. Josh specializes in Pennsylvania’s complex microclimates and terrain-driven weather patterns, providing detailed coverage of severe thunderstorms, winter storms, and flooding events. His forecasting focuses on delivering precise, timely information to help Pennsylvanians stay informed and prepared during impactful weather. Last Updated: March 10, 2026