Hazardous Weather Outlook
Issued by NWS Sterling, VA

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

145
FLUS41 KLWX 092121
HWOLWX

Hazardous Weather Outlook
National Weather Service Baltimore MD/Washington DC
421 PM EST Sat Dec 9 2017

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-102130-
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-Southern Baltimore-Prince Georges-
Anne Arundel-Charles-St. Marys-Calvert-Southeast Harford-
Prince William/Manassas/Manassas Park-Fairfax-
Arlington/Falls Church/Alexandria-Stafford-Spotsylvania-
King George-
421 PM EST Sat Dec 9 2017

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...Tonight

A Winter Weather Advisory is in effect into this evening for the
outlook area.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Slippery conditions will continue through early Sunday as
temperatures drop well below freezing.

There is a slight winter storm threat Monday night into early
Tuesday morning. If the threat materializes, it may cause travel
disruptions.

Gale Warnings may be needed Tuesday night into Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotters should report snowfall observations per normal procedures.

$$

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-102130-
Washington-Frederick MD-Carroll-Northern Baltimore-
Extreme Western Allegany-Central and Eastern Allegany-
Northwest Montgomery-Central and Southeast Montgomery-
Northwest Howard-Central and Southeast Howard-Northwest Harford-
Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke-
Nelson-Albemarle-Greene-Madison-Rappahannock-Orange-Culpeper-
Northern Fauquier-Southern Fauquier-Western Highland-
Eastern Highland-Western Loudoun-Eastern Loudoun-
Northern Virginia Blue Ridge-Central Virginia Blue Ridge-
Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant-
Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton-
Eastern Pendleton-
421 PM EST Sat Dec 9 2017

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...Tonight

A Winter Weather Advisory is in effect into this evening for
areas near and east of Interstate 81.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Slippery conditions will continue through early Sunday as
temperatures drop well below freezing.

A period of accumulating upslope snow showers is also likely
along and west of the Allegheny Front late Saturday into early
Sunday. Winter Weather Advisories will likely be needed.

There is a slight winter storm threat Monday night into early
Tuesday morning. If the threat materializes, it may cause travel
disruptions.

.SPOTTER INFORMATION STATEMENT...

Spotters should report snowfall observations per normal procedures.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.