FloodZoneMap.org

Flash Flood — Montgomery, VA

Apr 13, 2020

A strong cold front extending from a complex surface low pressure system, brought intense thunderstorms which produced damaging winds and very heavy rain on April 12-13. The heavy rains resulted from a deep plume of tropical moisture lifted northward ahead of the cold front. Heavy rain began during the evening of April 12th and exited the region shortly after sunrise on the 13th, lasting roughly a 12-hour period. Between 1.5 and 4 inches of rain fell across the mountains and foothills, with iso

Source: NOAA National Weather Service Storm Events Database (event 885391). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Montgomery, VA

This event is one of many recorded floods in Montgomery County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Montgomery County flood data →

More Flood Stories

Flood1 death

Montgomery, VA · Feb 22, 2003

Heavy rain over a long period of time caused small stream and urban flooding. A man who had been rescued once from the North Fork of the Roanoke River, returned to his truck with his father, and attempted to recover items from the truck.

Read the full account →
Flash Flood

Montgomery, VA · Feb 15, 2025

A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America.

Read the full account →
Flash Flood

Montgomery, VA · Feb 15, 2025

A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America.

Read the full account →
Flash Flood

Montgomery, VA · Feb 15, 2025

A deep upper level trough was observed exiting the southern Rockies during the morning of February 15th, with southwesterly windflow ahead of the trough allowing for a fetch of deep moisture from the western Gulf of America.

Read the full account →