Note: The Frost Advisory has expired for the DC region. The most recent advisory issuance before the expiration is below.
A Frost Advisory remains in effect to 9 am Sunday, October 26, 2025 including the following jurisdictions.
MARYLAND: northern Baltimore, Cecil, Harford.
…FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING…
WHAT…Temperatures as low as 35 will result in frost formation.
WHERE…Cecil, Northern Baltimore, and Harford Counties.
WHEN…Until 9 AM EDT this morning.
IMPACTS…Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
Take steps now to protect tender plants from the cold.