Montgomery County weather alerts
There are no active weather alerts for Montgomery County, MD right now.
Since 2016 the National Weather Service has issued about 1,601 alerts that included Montgomery County, roughly 160 a year. The most common is the severe thunderstorm warning (496 from 2016 to 2025). The last tornado warning was issued on July 18, 2026. 26 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Montgomery County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Loudoun County, Howard County, District of Columbia, Fairfax County.
Montgomery County alert history
Alert events that included Montgomery County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 496 | 49 | September 4, 2026 |
| Flood Warning | 192 | 2 | July 7, 2026 |
| Flood Watch | 145 | 9 | August 16, 2026 |
| Severe Thunderstorm Watch | 111 | 21 | October 16, 2026 |
| Wind Advisory | 92 | 3 | March 16, 2026 |
| Flash Flood Warning | 84 | 6 | August 7, 2026 |
| Winter Weather Advisory | 81 | 4 | March 2, 2026 |
| Dense Fog Advisory | 70 | 4 | May 25, 2026 |
| Heat Advisory | 55 | 5 | July 16, 2026 |
| Frost Advisory | 50 | 5 | October 26, 2026 |
| Freeze Warning | 34 | 3 | April 21, 2026 |
| Tornado Warning | 25 | 5 | July 18, 2026 |
| Freeze Watch | 22 | 3 | April 21, 2026 |
| Winter Storm Warning | 22 | 2 | February 22, 2026 |
| Tornado Watch | 17 | 5 | August 20, 2026 |
| Red Flag Warning | 16 | 0 | November 16, 2025 |
| Extreme Heat Watch | 15 | 2 | July 4, 2026 |
| Winter Storm Watch | 15 | 2 | February 22, 2026 |
| Extreme Heat Warning | 14 | 3 | July 4, 2026 |
| Fire Weather Watch | 13 | 0 | November 16, 2025 |
| Cold Weather Advisory | 13 | 10 | February 9, 2026 |
| High Wind Warning | 8 | 1 | February 7, 2026 |
| High Wind Watch | 6 | 0 | February 16, 2025 |
| Snow Squall Warning | 2 | 1 | January 1, 2026 |
| Blizzard Warning | 1 | 0 | January 22, 2016 |
| Tropical Storm Warning | 1 | 0 | August 3, 2020 |
| Ice Storm Warning | 1 | 0 | February 13, 2021 |
| Extreme Cold Watch | 0 | 1 | February 7, 2026 |
| Extreme Cold Warning | 0 | 1 | February 7, 2026 |
Tornado history in Montgomery County
26 tornadoes have been recorded in Montgomery County since 1950, injuring 6 people. That ranks 7 of 24 counties in Maryland. The most recent was on June 5, 2024 (rated EF1).
Strongest tornadoes in Montgomery County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 5, 2024 | EF1 | Montgomery County | 15.2 mi | 150 yd | 0 | 5 |
| June 5, 2024 | EF1 | Montgomery County | 8.8 mi | 150 yd | 0 | 0 |
| November 5, 2003 | F1 | Montgomery County | 7 mi | 100 yd | 0 | 0 |
| May 27, 2001 | F1 | Montgomery County | 3.5 mi | 70 yd | 0 | 0 |
| July 1, 1959 | F1 | Montgomery County | 3.3 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 5, 2024 | EF1 | Montgomery County | 15.2 mi | 150 yd | 0 | 5 |
| June 5, 2024 | EF1 | Montgomery County | 8.8 mi | 150 yd | 0 | 0 |
| April 22, 2023 | EF0 | Montgomery County | 0.4 mi | 50 yd | 0 | 0 |
| May 27, 2022 | EF0 | Montgomery County | 0.2 mi | 125 yd | 0 | 0 |
| February 7, 2020 | EF0 | Montgomery County | 2.1 mi | 75 yd | 0 | 0 |
About Montgomery County
- Population: 1,082,273 (2024 estimate)
- State: Maryland
- NOAA Weather Radio SAME code: 024031 (how to use it)