Thunderstorm Wind, Frederick
- When
- November 2, 5:10 PM EST
- Where
- Frederick County, Countywide
- Property damage
- $10,000
- Reported by
- NEWSPAPER
- Coordinates
- 39.470, -77.380
Trees and power lines downed
A cold front swept across north central and northeast Maryland during the early evening hours of the 2nd. Thunderstorms with brief heavy downpours and damaging wind formed ahead and along the front.
Every event with a place to put it. Tap one for its entry below.
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.
The episode as NWS LWX wrote it up.
A cold front swept across north central and northeast Maryland during the early evening hours of the 2nd. Thunderstorms with brief heavy downpours and damaging wind formed ahead and along the front. A severe thunderstorm downed trees and power lines in Frederick County. 1200 county customers lost power, and three intersections in downtown Frederick were without traffic lights during rush hour. The storm dropped 0.75 inches of rain in Frederick. Hancock in Washington County reported 1.42 inches of rain. In Anne Arundel County, 24,000 customers lost power and around 1/2 inch of rain fell. County officials received 42 reports of downed electrical wires and 16 reports of roads blocked by trees. In Montgomery County, an observer in Silver Spring reported a wind gust of 47 MPH. Harford County reported over 11,000 power outages. Trees were felled onto Macton Road in Street, Stockton Road in Joppa, Robin Hood Road and South Freedom Road in Havre de Grace, and Bramble Lane in Churchville. Three cars were hit by a tree that fell onto Paradise Road near Interstate 95, and one person was injured. Winds were so strong a wind advisory was issued for the Millard Tydings Bridge.
The Sterling radar (KLWX), 56 km away, was scanning. The volume nearest the first event began at 22:12 UTC.
3 thunderstorm wind. Local standard time, as filed.
Trees and power lines downed
Trees downed across roads and power lines
Trees downed across roads and power lines, one person injured
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Maryland in 1999Every state in 1999This day in weather historyWarnings in Maryland, November 1999
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 2026-09-24. Each event’s entry at NCEI: 5721459, 5722409, 5722410.