Hazardous Weather Outlook

    FLUS41 KLWX 202120
HWOLWX
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
420 PM EST THU NOV 20 2008
ANZ530>537-DCZ001-MDZ006-007-011-013-014-016>018-VAZ052>057-
211000-
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-
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-
420 PM EST THU NOV 20 2008
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...THIS AFTERNOON AND TONIGHT
A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE TIDAL POTOMAC AND
MARYLAND CHESAPEAKE BAY THIS AFTERNOON AND TONIGHT. 
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
A SMALL CRAFT ADVISORY REMAINS IN EFFECT THROUGH SATURDAY EVENING.
SMALL CRAFT CONDITIONS MAY DEVELOP AGAIN ON MONDAY.
FOR AREAS EAST OF THE BLUE RIDGE...ON FRIDAY SCATTERED SNOW
SHOWERS ARE POSSIBLE WITH LITTLE OR NO SNOW ACCUMULATION EXPECTED.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.
$$
MDZ003>005-009-010-501-502-VAZ021-025>031-036>042-050-051-
WVZ050>055-501>504-211000-
WASHINGTON-FREDERICK MD-CARROLL-MONTGOMERY-HOWARD-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-HIGHLAND-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-FAUQUIER-LOUDOUN-
ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-PENDLETON-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
420 PM EST THU NOV 20 2008
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...THIS AFTERNOON AND TONIGHT
A WINTER STORM WARNING FOR SNOW CONTINUES FOR PORTIONS OF THE ALLEGHENY
FRONT AND POTOMAC HIGHLANDS FROM 7 PM THIS EVENING. WIDESPREAD SNOW
SHOWERS ARE EXPECTED TO DEVELOP LATER THIS EVENING AND CONTINUE OVERNIGHT.
WESTERN FACING UPSLOPE AREAS ALONG THE ALLEGHENY FRONT WILL SEE THE
HIGHEST SNOWFALL TOTALS. TEMPERATURES IN THE WARNING AREA WILL REMAIN
BELOW FREEZING THROUGH THE WEEKEND.
A WINTER WEATHER ADVISORY FOR SNOW CONTINUES FOR PORTIONS OF THE POTOMAC
HIGHLANDS FROM 7 PM THIS EVENING. SNOW SHOWERS WILL AFFECT THE ADVISORY
AREA LATER THIS EVENING AND CONTINUE OVERNIGHT. TEMPERATURES IN THE
ADVISORY AREA WILL DROP BELOW FREEZING LATER THIS EVENING AND REMAIN
BELOW FREEZING THROUGH EARLY SATURDAY.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
THE WINTER STORM WARNING FOR SNOW CONTINUES THROUGH FRIDAY EVENING FOR
PORTIONS OF THE ALLEGHENY FRONT AND POTOMAC HIGHLANDS.
A WINTER WEATHER ADVISORY FOR SNOW CONTINUES THROUGH FRIDAY EVENING
FOR PORTIONS OF THE POTOMAC HIGHLANDS.
ON FRIDAY...SCATTERED SNOW SHOWERS ARE POSSIBLE MAINLY ACROSS
PORTIONS OF NORTHERN AND NORTHWESTERN VIRGINIA...CENTRAL AND
NORTHEAST MARYLAND AND THE EASTERN PORTION OF THE WEST VIRGINIA
PANHANDLE. SOME LOCALIZED SNOW ACCUMULATION IS POSSIBLE IN THE
HEAVIER SNOW SHOWERS.
EARLY NEXT WEEK...ANOTHER LOW PRESSURE SYSTEM WILL AFFECT THE
CENTRAL APPALACHIANS ON MONDAY...AND EXIT THE REGION ON TUESDAY.
THERE IS POTENTIAL FOR WINTER PRECIPITATION WITH THIS LOW ON MONDAY.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT. HOWEVER
REPORTS OF SNOWFALL ACCUMULATIONS FROM SPOTTERS ARE APPRECIATED.
$$
SMZ/GSS

Additional Forecast Information

• Forecast Discussion
• Short Term Forecast
• Hazardous Outlook
• Storm Prediction Center Mesoscale Discussion
• BWI Airport Climate Report
• Maryland Text Products
• Severe Weather Text
• Winter Weather Text