Maryland, 2001

Heavy Rain in Maryland, June 15, 2001

June 15, 2001 · NWS LWX · 4 events in 4 counties and zones

The remnants of Tropical Storm Allison brought periods of heavy rainfall to south central Maryland between the afternoon of the 15th and the evening of the 16th. 27 inches fell at Jug Bay Wetlands.

Where it happened

Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS LWX wrote it up.

The remnants of Tropical Storm Allison brought periods of heavy rainfall to south central Maryland between the afternoon of the 15th and the evening of the 16th. In Prince George's County, 3.05 inches of rain was reported near Brandywine and 2.27 inches fell at Jug Bay Wetlands. In Calvert County, between 1.5 and 3.5 inches of rain was measured. Across Eastern Charles County, 1.5 to 3.7 inches of rain fell. A spotter between Waldorf and Hughesville estimated an inch of rain fell in only 20 minutes during one downpour which flooded the Route 231 and 5 intersection. In St. Mary's County, rainfall totals included 3.72 inches in Ridge, 2.45 inches in Hollywood, and 2.33 inches at Tall Timbers. Several streams and creeks reached bankful across the country, including the St. Mary's River.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

4 heavy rain. Local standard time, as filed.

Heavy Rain, Prince George'S

When
June 15, 1:00 PM EST to 9:00 PM EST
Where
Prince George'S County, Countywide
Reported by
TRAINED SPOTTER
Coordinates
38.830, -76.847 (the zone’s center; the record gives no point)

Heavy Rain, Calvert

When
June 15, 1:00 PM EST to 9:00 PM EST
Where
Calvert County, Countywide
Reported by
TRAINED SPOTTER
Coordinates
38.535, -76.531 (the zone’s center; the record gives no point)

Heavy Rain, Charles

When
June 15, 1:00 PM EST to 9:00 PM EST
Where
Charles County, East Portion
Reported by
TRAINED SPOTTER
Coordinates
38.474, -77.013 (the zone’s center; the record gives no point)

Heavy Rain, St. Mary'S

When
June 15, 1:00 PM EST to 9:00 PM EST
Where
St. Mary'S County, Countywide
Reported by
TRAINED SPOTTER
Coordinates
38.216, -76.529 (the zone’s center; the record gives no point)

What these are

Heavy Rain
Rainfall totals unusual for the place and season that did not produce a flood.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Maryland in 2001Every state in 2001This day in weather historyWarnings in Maryland, June 2001

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 5254210, 5254211, 5254212, 5254213.