Weather Alerts For Knoxville, MD

# HEADLINE -------------------- FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EDT THIS MORNING # DETAILS -------------------- WHAT Sub-freezing temperatures as low as 30. WHERE In Maryland, Carroll, Frederick, Northern Baltimore, and Northwest Harford Counties. In Virginia, Culpeper, Fauquier, and Western Loudoun Counties. WHEN Until 9 AM EDT this morning. IMPACTS Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. ISSUED AT Sunday, October 25, 2026 at 2:50 AM EDT ISSUED BY National Weather Service Baltimore MD/Washington DC HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Take steps now to protect tender plants from the cold. # AREAS AFFECTED -------------------- Northern Fauquier, Carroll, Culpeper, Frederick, Northern Baltimore, Northwest Harford, Southern Fauquier, Western Loudoun Including the cities of Fallston, Glyndon, Owings Mills, Frederick, Eldersburg, Timonium, Reva, Bethel, Turnbull, Culpeper, Catalpa, Warrenton, Rapidan, Ballenger Creek, Winston, Long Green, Buckeystown, Reisterstown, Park Mills, Lucketts, Bel Air, Cardova, Westminster, Stevensburg, Cockeysville, Randallstown, Gamber, Bynum, Hickory, and Airlie