Montgomery County, Maryland: tornado and severe weather warnings

A test message is in effect for Montgomery County as of 8:38 PM EDT.

Open the live map on Montgomery County Get a message when a warning reaches your address

The map shows radar, every warning shape, and the path and arrival time of each storm cell headed toward the center of Montgomery County. Tap your own street on it for times that apply to you.

The last 12 months in Montgomery County

• 5 tornado warnings
• 49 severe thunderstorm warnings
• 6 flash flood warnings
• 5 tornado watches
• 21 severe thunderstorm watches

The most recent tornado warning that included Montgomery County was issued Jul 18, 2026 by the Weather Service office in Baltimore/Washington.

A warning counts here if the Weather Service listed Montgomery County in it, even if the warned area covered only part of the county.

Nearby

• Howard County, MD
• Falls Church city, VA
• Arlington County, VA
• District of Columbia, DC
• Fairfax city, VA
• Fairfax County, VA
• Alexandria city, VA
• Loudoun County, VA
• All of Maryland

Alerts come from the National Weather Service and refresh every minute. Past warnings come from the Iowa Environmental Mesonet's archive of Weather Service products. During a warning, also listen to local radio, TV or a weather radio.