Winter Storm, Frederick
- When
- December 14, 3:00 AM EST to 9:00 AM EST
- Where
- Frederick forecast zone
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.195, -78.213 (the zone’s center; the record gives no point)
An area of low pressure developed over the Gulf Coast region and tracked northeast into the Mid Atlantic region. The storm produced a mixture of snow, sleet and freezing rain.
Every event with a place to put it; 13 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.
An area of low pressure developed over the Gulf Coast region and tracked northeast into the Mid Atlantic region. The storm produced a mixture of snow, sleet and freezing rain. The event ended as a long period of freezing rain. Snowfall totals across Northern and Central Virginia ranged from 5 to 7 inches. Some areas also accumulated up to 1/4 inch of ice.
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 Dec 13, 9:30 PM EST, 5 hours 30 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 930 PM EST SAT DEC 13 2003 WILL MAKE A FEW WORDING CHANGES TO THE FIRST TWO PERIOD OF THE ZONES...BUT OVERALL CURRENT FORECAST LOOKS GOOD. ND PREVS AFD .SHORT TERM... FEW RADAR ECHOES ACRS SRN CWFA ATTM...MARKING THE LEADING EDGE OF SLY FLW ALFT. THIS RGN ASSOC W/ F-VCTR CNVGNC AS MNTND PAST CPL DSCNS. NO EVIDENCE ANY RTNS REACHING GRND. IF IT WERE...PTYPE LIKELY FLURRIES BASED UPON THRML PROFILE AND DEGREE OF DRY AIR AT SFC. LOPRES DVLPG ALNG GLFMEX CST ATTM...W/ PRES FALLS INVOF TN/AL BRDR. WATER VAPOR LOOP DEPICTING STREAM OF RICH MSTR WORKING NWD AHD OF SYSTM. SO...THIS SYSTM WL HV PLENTY OF JUICE TO WORK WITH. MEANWHILE...HIPRES CNTRD OVR GRTLKS RDGG DWN ACRS CWFA. THUS... CLASSIC OVERRUNNING EVENT SETTING UP...W/ CAD LIKELY IN THE SHEN VLY. GFS/META/GEM FAIRLY COMPARABLE TRACKING SFC/H8/H5 LO ACRS AREA TMRW. THUS...CWFA WL BE IMPACTED BY RAIN/SNW LINE AS ATLC AIR BECOMES WRAPPED WWD INTO AREA AHD OF SYSTM TMRW. TKNS SCHEMES AND ENERGY METHOD SUGGEST QUICK CHGOVR FM SNW TO IP/FZRA. PTMC HIGHLANDS/CATOCTINS WL STAY COLD THE LONGEST...AND MAY NOT CHG OVER PER H8 LOW TRACK. FCST OVRALL WL REFLECT SNW TO SLEET/FZRA MUCH OF AREA TNGT...AND THEN TO FZRA/PL W AND TO RAIN E OF BLURDG TMRW. TEMPS WL REMAIN IN 30S THRUOUT TMRW. IN SHORT...WATCH AREA WL BECOME WRNGS. ADVSRYS WL BE POSTED TO THE E. SNW ACCUM WL BE BIGGER CONCERN TO THE N...ICE ACCUM TO THE S. THX SRRNDG OFFICES FOR COORD/COLLAB. && .LONGER TERM... ON SUNDAY EVE...SFC LOW PUSHES NE OF CWA AND FLOW TURNS NW BRINGING COLDER AIR IN AT MID LVLS. THIS WILL TURN LINGERING PRECIP BACK OVER TO SNOW CWA WIDE BETWEEN 00Z-06Z FROM W TO E. MODELS NOW AGREE THAT A PERIOD OF WRAPAROUND LIFT WILL PUSH THROUGH SUNDAY NIGHT MAINLY AROUND 06Z. WITH LOW LEVEL MOISTURE AROUND SOME MINOR ADDITIONAL ACCUMULATIONS ARE ANTICIPATED. EXPECT UP TO 3 INCHES OF ADDITIONAL ACCUMULATION ON FAR WESTERN RIDGES SUN EVE THRU MON MORN...AROUND AN INCH OVER THE REST OF THE NORTHERN HALF OF THE CWA MAINLY BEFORE 3 AM...AND LESS THAN ONE INCH IN SOUTHERN THIRD WHERE ACTIVITY SHUD BE MORE LIKE FLURRIES DUE TO DRY SLOT TRYING TO BUILD IN. MAY BE LITTLE OR NO ACCUMULATION IN FAR SE ZONES WHERE A MIX OF RAIN AND SNOW MAY NOT BE ABLE TO CHANGE OVER BEFORE THE PRECIP COMES TO AN END. SCT UPSLOPE SHSN ON THE WESTERN RIDGES MON MORN WITH DRY WX ELSEWHERE AS DRIER AIR MOVES IN. MOSUNNY BY AFT CWA WIDE. HAVE UNDERCUT MODEL HIGHS MON DUE TO EXPECTED SNOWPACK. A QUICK BREAK TUE AHEAD OF NEXT SYSTEM FCST TO DEVELOP OVER CENTRAL PLAINS AND PUSH EWARD ACROSS CWA WED. LIFT FROM THIS SYSTEM STARTS TO ARRIVE AROUND 00Z WED AND RAIN WILL OVERSPREAD THE AREA TUE NIGHT AND CONTINUE THRU WED. TEMPS LOOK WARM ENOUGH WITH RIDGING OVER CWA FOR LIQUID PRECIP THROUGH WED AFT. HOWEVER WED EVE AS THE LOW PASSES COLD AIR MOVES IN AS NW FLOW STARTS. UPPER LEVEL TROF BECOMES INVERTED OVER NEW ENGLAND WHICH SLOWS EXIT OF LOW AND CAUSES LOW LEVEL MOISTURE AND SOME LIFT TO LINGER INTO WED NIGHT. EXPECTING PRECIP TO MIX WITH OR CHANGE OVER TO SNOW FROM W TO E WED NIGHT. NO MAJOR ACCUMULATIONS BUT A DUSTING POSSIBLE BEFORE PRECIP COMES TO AN END. SHSN LINGERING IN MTNS INTO THU MIDDAY. REST OF CWA IN PTCLDY SKIES AS MOISTURE WRAPS AROUND FROM GREAT LAKES AS LOW SLOWLY PUSHES INTO NEW ENGLAND. && .LWX WATCHES/WARNINGS/ADVISORIES... DC...WINTER WEATHER ADVISORY TONIGHT THROUGH SUNDAY EVENING DCZ001. MD...WINTER STORM WARNING TONIGHT THROUGH SUNDAY EVENING MDZ002>005. WINTER WEATHER ADVISORY TONIGHT THROUGH SUNDAY EVENING MDZ006>007... MDZ009>011...MDZ013>014...MDZ016>018. VA...WINTER STORM WARNING TONIGHT THROUGH SUNDAY EVENING VAZ021... VAZ025>031...036>042...050>051. WINTER WEATHER ADVISORY TONIGHT THROUGH SUNDAY EVENING VAZ052>057. WV...WINTER STORM WARNING TONIGHT THROUGH SUNDAY NIGHT WVZ048>054. MARINE...NONE. HTS/MMARGRAF
HAZARDOUS WEATHER OUTLOOK...UPDATE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 520 PM EST SAT DEC 13 2003 DCZ001-MDZ002>007-009>011-013-014-016>018-VAZ021-025>031-036>042- 050>057-WVZ048>055-141045- ALBEMARLE VA-ALLEGANY MD-ANNE ARUNDEL MD- ARLINGTON/FALLS CHURCH/ALEXANDRIA VA-AUGUSTA VA-BERKELEY WV- CALVERT MD-CARROLL MD-CHARLES MD-CLARKE VA-CULPEPER VA- DISTRICT OF COLUMBIA DC-FAIRFAX VA-FAUQUIER VA-FREDERICK VA- FREDERICK MD-GRANT WV-GREENE VA-HAMPSHIRE WV-HARDY WV-HARFORD MD- HIGHLAND VA-HOWARD MD-JEFFERSON WV-KING GEORGE VA-LOUDOUN VA- MADISON VA-MINERAL WV-MONTGOMERY MD-MORGAN WV-NELSON VA- NORTHERN BALTIMORE MD-ORANGE VA-PAGE VA-PENDLETON WV- PRINCE GEORGES MD-PRINCE WILLIAM/MANASSAS/MANASSAS PARK VA- RAPPAHANNOCK VA-ROCKINGHAM VA-SHENANDOAH VA-SOUTHERN BALTIMORE MD- SPOTSYLVANIA VA-ST. MARYS MD-STAFFORD VA-WARREN VA-WASHINGTON MD- THIS HAZARDOUS WEATHER OUTLOOK IS FOR MARYLAND EAST OF GARRETT COUNTY AND WEST OF THE CHESAPEAKE BAY...THE DISTRICT OF COLUMBIA...NORTHERN VIRGINIA...THE NORTHERN AND CENTRAL SHENANDOAH VALLEY...AND THE EASTERN PANHANDLE OF WEST VIRGINIA. .DAY ONE... A WINTER STORM WILL START TO AFFECT THE AREA TONIGHT. CHECK THE LATEST WINTER WEATHER MESSAGE FOR THE LATEST WATCHES...WARNINGS...OR ADVISORIES. .DAYS TWO THROUGH SEVEN... THE WINTER STORM WILL CONTINUE TO AFFECT THE REGION THROUGH EARLY MONDAY. SNOW...SLEET...FREEZING RAIN...AND RAIN ARE EXPECTED. IN ADDITION...THE COMBINATION OF MELTING SNOW AND THE RAINFALL COULD BE SUFFICIENT TO CAUSE FLOODING OF SMALL CREEKS AND STREAMS...AS WELL AS LOW LYING AND POOR DRAINAGE AREAS. FLOODING OF SOME MAINSTEM RIVERS IS ALSO POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS REQUESTED AT 400 AM SUNDAY MORNING FOR PRECIPITATION REPORTS. ND
The national radar mosaic for the moment the first event began.
16 winter storm. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Virginia in 2003Every state in 2003This day in weather historyWarnings in Virginia, December 2003
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: 5380077, 5380078, 5380079, 5380080, 5380081, 5380082, 5380083, 5380084, 5380085, 5380086, 5380087, 5380088, 5380089, 5380090, 5380091, 5380092.