Heavy Snow in Maryland, December 20, 2003

Name: Heavy Snow in Maryland, December 20, 2003
Start: 2003-12-20T15:00
End: 2003-12-20T18:00
Location: Maryland

December 20, 2003 · NWS PBZ · 1 event in 1 county or zone

Snow began in the afternoon of the 19th, accumulating 6 to 7 inches by late afternoon on the 20th.

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

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 PBZ wrote it up.

Snow began in the afternoon of the 19th, accumulating 6 to 7 inches by late afternoon on the 20th.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pittsburgh, PA wrote its last area forecast discussion before the first event at Dec 20, 1:51 PM EST, 1 hour 9 minutes earlier.

Area forecast discussion, Dec 20, 1:51 PM EST, 1 hour 9 minutes before

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Hazardous weather outlook, Dec 20, 5:05 AM EST, 9 hours 55 minutes before

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In the hours before

Special weather statement, Dec 20, 9:20 AM EST, 5 hours 40 minutes before

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Event by event

1 heavy snow. Local standard time, as filed.

Heavy Snow, Garrett

When: December 20, 3:00 PM EST to 6:00 PM EST
Where: Garrett forecast zone
Reported by: OFFICIAL NWS OBS.

What these are

Heavy Snow: Snowfall reaching the local warning threshold without the other hazards of a winter storm.

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

The same day elsewhere

Every storm in Maryland in 2003 Every state in 2003 This day in weather history Warnings in Maryland, December 2003

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 2026-10-01. Each event’s entry at NCEI: 5329332.