Low pressure tracked up the Appalachian mountains and southerly flow ahead of the system led to warm air overrunning cold air at the surface. This led to freezing rain and ice accumulation across the Mid Atlantic.
Every event with a place to put it; 8 filed by county or forecast zone are drawn at its center, in a lighter ring. 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.
Low pressure tracked up the Appalachian mountains and southerly flow ahead of the system led to warm air overrunning cold air at the surface. This led to freezing rain and ice accumulation across the Mid Atlantic.
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 Baltimore/Washington wrote its last area forecast discussion before the first event at Jan 5, 10:09 AM EST, 1 hour 51 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 939 AM EST SUN JAN 5 2014 ANZ530>543-DCZ001-MDZ006-007-011-013-014-016>018-VAZ052>057- 061000- CHESAPEAKE BAY NORTH OF POOLES ISLAND MD- CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD- CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD- CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD- CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA- TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD- TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD- TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA- PATAPSCO RIVER INCLUDING BALTIMORE HARBOR- CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY- CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER- PATUXENT RIVER TO BROOMES ISLAND MD- TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-DISTRICT OF COLUMBIA-NORTHERN BALTIMORE-HARFORD- SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS- CALVERT-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE- 939 AM EST SUN JAN 5 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF COLUMBIA. .DAY ONE...TODAY AND TONIGHT A FREEZING RAIN ADVISORY IS IN EFFECT UNTIL 3 PM FOR NORTHERN BALTIMORE COUNTY. THE FREEZING RAIN ADVISORY IS IN EFFECT UNTIL NOON FOR THE REST OF CENTRAL MARYLAND AND THE WASHINGTON METROPOLITAN AREA. AREAS OF DENSE FOG MAY BE POSSIBLE LATE THIS AFTERNOON INTO TONIGHT. A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE MARYLAND CHESAPEAKE BAY AND LOWER TIDAL POTOMAC RIVER TONIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY BITTERLY COLD CONDITIONS WILL MOVE IN BEHIND AN ARCTIC FRONT MONDAY THROUGH TUESDAY NIGHT. DAILY RECORD COLD TEMPERATURES ARE EXPECTED ACROSS THE AREA. THIS AIR MASS MAY TURN OUT TO BE THE COLDEST IN 20 YEARS. DANGEROUSLY LOW WIND CHILLS ARE ALSO EXPECTED DURING THIS TIME. GALES ARE LIKELY OVER THE TIDAL POTOMAC RIVER AND MARYLAND CHESAPEAKE BAY MONDAY NIGHT...AND COULD LINGER INTO TUESDAY OVER A PORTIONS OF THE WATERS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MDZ003>005-009-010-501-502-VAZ025>031-036>040-042-050-051-501>504- WVZ050>053-055-501>506-061000- WASHINGTON-FREDERICK MD-CARROLL-MONTGOMERY-HOWARD- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN HIGHLAND- EASTERN HIGHLAND-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY- WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL- WESTERN PENDLETON-EASTERN PENDLETON- 939 AM EST SUN JAN 5 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN WEST VIRGINIA... NORTHERN AND CENTRAL VIRGINIA...AND CENTRAL AND WESTERN MARYLAND WITH THE EXCEPTION OF GARRETT COUNTY. .DAY ONE...TODAY AND TONIGHT A FREEZING RAIN ADVISORY IS IN EFFECT THIS MORNING FOR PORTIONS OF CENTRAL VIRGINIA. A FREEZING RAIN ADVISORY IS IN EFFECT UNTIL 3 PM THIS AFTERNOON FOR PORTIONS OF NORTHERN AND CENTRAL VIRGINIA...NORTHERN MARYLAND AND EASTERN WEST VIRGINIA. AREAS OF DENSE FOG MAY BE POSSIBLE LATE THIS AFTERNOON INTO TONIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY ACCUMULATING SNOWFALL IS EXPECTED OVER THE WESTERN SLOPES OF THE POTOMAC HIGHLANDS MONDAY MORNING. A WINTER WEATHER ADVISORY COULD BECOME NECESSARY. BITTERLY COLD CONDITIONS WILL MOVE IN BEHIND AN ARCTIC FRONT MONDAY THROUGH TUESDAY NIGHT. DAILY RECORD COLD TEMPERATURES ARE EXPECTED ACROSS THE AREA. THIS AIR MASS MAY TURN OUT TO BE THE COLDEST IN 20 YEARS. DANGEROUSLY LOW WIND CHILLS ARE ALSO EXPECTED DURING THIS TIME. A WIND CHILL WATCH IS IN EFFECT FOR THE POTOMAC HIGHLANDS BEGINNING MONDAY AFTERNOON...AND CONTINUING THROUGH TUESDAY MORNING. A WIND CHILL WATCH IS IN EFFECT FOR THE REMAINING AREAS WEST OF THE BLUE RIDGE FROM MONDAY EVENING THROUGH TUESDAY MORNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The national radar mosaic for the moment the first event began.
7 winter weather, 1 ice storm. Local standard time, as filed.
Ice accumulation of a trace or more was measured at surrounding locations.
Ice accumulation of a trace or more was measured at surrounding locations.
Ice accumulation of a trace or more was measured at surrounding locations.
Ice accumulation of a trace or more was measured at surrounding locations.
Ice accumulations of around a quarter inch was measured at surrounding locations.
Ice accumulation of a trace or more was measured at surrounding locations.
Ice accumulation of a trace or more was measured at surrounding locations.
Snow accumulation of three inches was measured at Bayard.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in West Virginia in 2014Every state in 2014This day in weather historyWarnings in West Virginia, January 2014
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: 496060, 496061, 496062, 496063, 498219, 496064, 496065, 496066.