Alert archive / Virginia / Wind Advisories in 2016

Wind Advisory 15, NWS Baltimore/Washington

November 19, 201629 counties in Virginia; 8 counties in West Virginia; 14 counties in Maryland

NWS Baltimore/Washington issued this wind advisory at Nov 19, 2016, 3:09 AM EST for 29 counties in Virginia; 8 counties in West Virginia; 14 counties in Maryland. It took effect at Nov 19, 2016, 12:00 PM EST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Nov 19, 2016, 3:09 AM EST (08:09 UTC)
In effect from
Nov 19, 2016, 12:00 PM EST
Expired
Nov 19, 2016, 8:10 PM EST
In force
8 hr
Issued by
NWS Baltimore/Washington
All 51 counties

Allegany County, MD, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Carroll County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Montgomery County, MD, Prince George's County, MD, Saint Mary's County, MD, Washington County, MD, Albemarle County, VA, Amherst County, VA, Arlington County, VA, Augusta County, VA, City of Alexandria, VA, City of Fairfax, VA, City of Falls Church, VA, City of Harrisonburg, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Culpeper County, VA, Fairfax County, VA, Fauquier County, VA, Frederick County, VA, Greene County, VA, Highland County, VA, King George County, VA, Loudoun County, VA, Madison County, VA, Nelson County, VA, Page County, VA, Rappahannock County, VA, Rockbridge County, VA, Rockingham County, VA, Shenandoah County, VA, Stafford County, VA, Warren County, VA, Berkeley County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Pendleton County, WV

The radar

The Sterling radar (KLWX), 45 km from the middle of the area, began a volume at 08:06 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 00:00Z, 8.2 hours before the alert went out and 51 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 00:00Z on 2016-11-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 00:00Z on 2016-11-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2337 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

827 
WWUS71 KLWX 190809
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
309 AM EST SAT NOV 19 2016


DCZ001-MDZ003>006-011-013-014-018-502>508-VAZ025>031-040-052>054-
501-504>508-WVZ050>053-055-502-504-506-191615-
/O.NEW.KLWX.WI.Y.0015.161119T1700Z-161121T0500Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CALVERT-CENTRAL AND EASTERN ALLEGANY-NORTHWEST MONTGOMERY-
CENTRAL AND SOUTHEAST MONTGOMERY-NORTHWEST HOWARD-
CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-SOUTHEAST HARFORD-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
RAPPAHANNOCK-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-NORTHERN FAUQUIER-
EASTERN HIGHLAND-WESTERN LOUDOUN-EASTERN LOUDOUN-
NORTHERN VIRGINIA BLUE RIDGE-CENTRAL VIRGINIA BLUE RIDGE-
HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-EASTERN GRANT-
EASTERN MINERAL-EASTERN PENDLETON-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...DALE CITY...MANASSAS...
WOODBRIDGE...LAKE RIDGE...MONTCLAIR...RESTON...HERNDON...
ANNANDALE...CENTREVILLE...CHANTILLY...MCLEAN...FRANCONIA...
ARLINGTON...ALEXANDRIA...WARRENTON...MONTEREY...PURCELLVILLE...
LEESBURG...ASHBURN...STERLING...BIG MEADOWS...WINTERGREEN...
ROMNEY...PAW PAW...MARTINSBURG...CHARLES TOWN...SHEPHERDSTOWN...
MOOREFIELD...PETERSBURG...ANTIOCH...KEYSER...NEW CREEK...
RIDGEVILLE...RUSSELLDALE...HEADSVILLE...FORT ASHBY...BRANDYWINE...
FRANKLIN...OAK FLAT...RUDDLE...SUGAR GROVE
309 AM EST SAT NOV 19 2016

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO MIDNIGHT EST SUNDAY
NIGHT...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO
MIDNIGHT EST SUNDAY NIGHT.

* TIMING...EARLY THIS AFTERNOON THROUGH SUNDAY EVENING.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 55 MPH.

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER 
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$
4 follow-up statements
099 
WWUS71 KLWX 191419
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
919 AM EST SAT NOV 19 2016


VAZ504-507-508-WVZ506-192230-
/O.UPG.KLWX.WI.Y.0015.161119T1700Z-161121T0500Z/
/O.NEW.KLWX.HW.W.0003.161119T1700Z-161121T0500Z/
EASTERN HIGHLAND-NORTHERN VIRGINIA BLUE RIDGE-
CENTRAL VIRGINIA BLUE RIDGE-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...BIG MEADOWS...WINTERGREEN...
BRANDYWINE...FRANKLIN...OAK FLAT...RUDDLE...SUGAR GROVE
919 AM EST SAT NOV 19 2016

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT EST SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT
EST SUNDAY NIGHT. THE WIND ADVISORY IS NO LONGER IN EFFECT.

* TIMING...EARLY THIS AFTERNOON THROUGH SUNDAY EVENING.

* WINDS...ABOVE 2500 FEET NORTHWEST 30 TO 45 MPH WITH GUSTS
  AROUND 60 MPH. WINDS BELOW 2500 FEET 20 TO 30 MPH WITH GUSTS
  AROUND 50 MPH.

* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.
  POWER OUTAGES ARE LIKELY. TRAVEL WILL BE DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MDZ501-VAZ503-WVZ501-503-505-192230-
/O.NEW.KLWX.HW.W.0003.161119T1700Z-161121T0500Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...RIVERTON
919 AM EST SAT NOV 19 2016

...HIGH WIND WARNING IN EFFECT UNTIL MIDNIGHT EST SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT
EST SUNDAY NIGHT.

* TIMING...EARLY THIS AFTERNOON THROUGH SUNDAY EVENING. 

* WINDS...WEST 30 TO 45 MPH WITH GUSTS AROUND 60 MPH.

* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.
  POWER OUTAGES ARE LIKELY. TRAVEL WILL BE DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MDZ016-017-VAZ038-039-051-055-057-502-192230-
/O.EXA.KLWX.WI.Y.0015.161119T1700Z-161121T0500Z/
CHARLES-ST. MARYS-GREENE-MADISON-CULPEPER-STAFFORD-KING GEORGE-
SOUTHERN FAUQUIER-
INCLUDING THE CITIES OF...ST. CHARLES...WALDORF...
LEXINGTON PARK...CALIFORNIA...STANARDSVILLE...MADISON...
CULPEPER...FALMOUTH...DAHLGREN...TURNBULL
919 AM EST SAT NOV 19 2016

...WIND ADVISORY IN EFFECT UNTIL MIDNIGHT EST SUNDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EST
SUNDAY NIGHT.

* TIMING...THE STRONGEST WINDS ARE EXPECTED THIS AFTERNOON AND
  EVENING...AND AGAIN SUNDAY THROUGH SUNDAY EVENING. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS AROUND 50 MPH. 

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$

DCZ001-MDZ003>006-011-013-014-018-502>508-VAZ025>031-040-052>054-
501-505-506-WVZ050>053-055-502-504-192230-
/O.CON.KLWX.WI.Y.0015.161119T1700Z-161121T0500Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CALVERT-CENTRAL AND EASTERN ALLEGANY-NORTHWEST MONTGOMERY-
CENTRAL AND SOUTHEAST MONTGOMERY-NORTHWEST HOWARD-
CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-SOUTHEAST HARFORD-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
RAPPAHANNOCK-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-NORTHERN FAUQUIER-
WESTERN LOUDOUN-EASTERN LOUDOUN-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-HARDY-EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...DALE CITY...MANASSAS...
WOODBRIDGE...LAKE RIDGE...MONTCLAIR...RESTON...HERNDON...
ANNANDALE...CENTREVILLE...CHANTILLY...MCLEAN...FRANCONIA...
ARLINGTON...ALEXANDRIA...WARRENTON...PURCELLVILLE...LEESBURG...
ASHBURN...STERLING...ROMNEY...PAW PAW...MARTINSBURG...
CHARLES TOWN...SHEPHERDSTOWN...MOOREFIELD...PETERSBURG...
ANTIOCH...KEYSER...NEW CREEK...RIDGEVILLE...RUSSELLDALE...
HEADSVILLE...FORT ASHBY
919 AM EST SAT NOV 19 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THE STRONGEST WINDS ARE EXPECTED THIS AFTERNOON AND
  EVENING...AND AGAIN SUNDAY THROUGH SUNDAY EVENING. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS AROUND 50 MPH. 

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$
130 
WWUS71 KLWX 191910
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
210 PM EST SAT NOV 19 2016

MDZ501-VAZ503-504-507-508-WVZ501-503-505-506-200315-
/O.CON.KLWX.HW.W.0003.000000T0000Z-161121T0500Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-EASTERN HIGHLAND-
NORTHERN VIRGINIA BLUE RIDGE-CENTRAL VIRGINIA BLUE RIDGE-
WESTERN GRANT-WESTERN MINERAL-WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...MONTEREY...
BIG MEADOWS...WINTERGREEN...BAYARD...MOUNT STORM...ELK GARDEN...
RIVERTON...BRANDYWINE...FRANKLIN...OAK FLAT...RUDDLE...
SUGAR GROVE
210 PM EST SAT NOV 19 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THROUGH SUNDAY EVENING.

* WINDS...ABOVE 2500 FEET NORTHWEST 30 TO 45 MPH WITH GUSTS
  AROUND 60 MPH. WINDS BELOW 2500 FEET 20 TO 30 MPH WITH GUSTS
  AROUND 50 MPH.

* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.
  POWER OUTAGES ARE LIKELY. TRAVEL WILL BE DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

DCZ001-MDZ003>006-011-013-014-016>018-502>508-VAZ025>031-038>040-
051>055-057-501-502-505-506-WVZ050>053-055-502-504-200315-
/O.CON.KLWX.WI.Y.0015.000000T0000Z-161121T0500Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CHARLES-ST. MARYS-CALVERT-CENTRAL AND EASTERN ALLEGANY-
NORTHWEST MONTGOMERY-CENTRAL AND SOUTHEAST MONTGOMERY-
NORTHWEST HOWARD-CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-
SOUTHEAST HARFORD-AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-
WARREN-CLARKE-GREENE-MADISON-RAPPAHANNOCK-CULPEPER-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-KING GEORGE-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN LOUDOUN-
EASTERN LOUDOUN-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-
EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...ST. CHARLES...WALDORF...LEXINGTON PARK...
CALIFORNIA...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...STANARDSVILLE...MADISON...
CULPEPER...DALE CITY...MANASSAS...WOODBRIDGE...LAKE RIDGE...
MONTCLAIR...RESTON...HERNDON...ANNANDALE...CENTREVILLE...
CHANTILLY...MCLEAN...FRANCONIA...ARLINGTON...ALEXANDRIA...
FALMOUTH...DAHLGREN...WARRENTON...TURNBULL...PURCELLVILLE...
LEESBURG...ASHBURN...STERLING...ROMNEY...PAW PAW...MARTINSBURG...
CHARLES TOWN...SHEPHERDSTOWN...MOOREFIELD...PETERSBURG...
ANTIOCH...KEYSER...NEW CREEK...RIDGEVILLE...RUSSELLDALE...
HEADSVILLE...FORT ASHBY
210 PM EST SAT NOV 19 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THE STRONGEST WINDS ARE MOST LIKELY THIS AFTERNOON AND
  EVENING...AND AGAIN SUNDAY THROUGH SUNDAY EVENING.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS AROUND 50 MPH. 

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$
463 
WWUS71 KLWX 192335
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
635 PM EST SAT NOV 19 2016

MDZ501-VAZ503-504-507-508-WVZ501-503-505-506-201000-
/O.CON.KLWX.HW.W.0003.000000T0000Z-161121T0500Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-EASTERN HIGHLAND-
NORTHERN VIRGINIA BLUE RIDGE-CENTRAL VIRGINIA BLUE RIDGE-
WESTERN GRANT-WESTERN MINERAL-WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...MONTEREY...
BIG MEADOWS...WINTERGREEN...BAYARD...MOUNT STORM...ELK GARDEN...
RIVERTON...BRANDYWINE...FRANKLIN...OAK FLAT...RUDDLE...
SUGAR GROVE
635 PM EST SAT NOV 19 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THROUGH SUNDAY EVENING.

* WINDS...ABOVE 2500 FEET NORTHWEST 30 TO 45 MPH WITH GUSTS
  AROUND 60 MPH. WINDS BELOW 2500 FEET 20 TO 30 MPH WITH GUSTS
  AROUND 50 MPH.

* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.
  POWER OUTAGES ARE LIKELY. TRAVEL WILL BE DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

DCZ001-MDZ003>006-011-013-014-016>018-502>508-VAZ025>031-038>040-
051>055-057-501-502-505-506-WVZ050>053-055-502-504-201000-
/O.CON.KLWX.WI.Y.0015.000000T0000Z-161121T0500Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CHARLES-ST. MARYS-CALVERT-CENTRAL AND EASTERN ALLEGANY-
NORTHWEST MONTGOMERY-CENTRAL AND SOUTHEAST MONTGOMERY-
NORTHWEST HOWARD-CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-
SOUTHEAST HARFORD-AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-
WARREN-CLARKE-GREENE-MADISON-RAPPAHANNOCK-CULPEPER-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-KING GEORGE-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN LOUDOUN-
EASTERN LOUDOUN-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-
EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...ST. CHARLES...WALDORF...LEXINGTON PARK...
CALIFORNIA...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...STANARDSVILLE...MADISON...
CULPEPER...DALE CITY...MANASSAS...WOODBRIDGE...LAKE RIDGE...
MONTCLAIR...RESTON...HERNDON...ANNANDALE...CENTREVILLE...
CHANTILLY...MCLEAN...FRANCONIA...ARLINGTON...ALEXANDRIA...
FALMOUTH...DAHLGREN...WARRENTON...TURNBULL...PURCELLVILLE...
LEESBURG...ASHBURN...STERLING...ROMNEY...PAW PAW...MARTINSBURG...
CHARLES TOWN...SHEPHERDSTOWN...MOOREFIELD...PETERSBURG...
ANTIOCH...KEYSER...NEW CREEK...RIDGEVILLE...RUSSELLDALE...
HEADSVILLE...FORT ASHBY
635 PM EST SAT NOV 19 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THE STRONGEST WINDS ARE MOST LIKELY THIS EVENING...AND
  AGAIN SUNDAY THROUGH SUNDAY EVENING.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS AROUND 50 MPH.

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER 
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$
105 
WWUS71 KLWX 200110
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
810 PM EST SAT NOV 19 2016

DCZ001-MDZ003>006-011-013-014-016>018-502>508-VAZ025>031-038>040-
051>055-057-501-502-505-506-WVZ050>053-055-502-504-201000-
/O.CAN.KLWX.WI.Y.0015.000000T0000Z-161121T0500Z/
/O.NEW.KLWX.WI.Y.0016.161120T1200Z-161121T0500Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-
CHARLES-ST. MARYS-CALVERT-CENTRAL AND EASTERN ALLEGANY-
NORTHWEST MONTGOMERY-CENTRAL AND SOUTHEAST MONTGOMERY-
NORTHWEST HOWARD-CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-
SOUTHEAST HARFORD-AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-
WARREN-CLARKE-GREENE-MADISON-RAPPAHANNOCK-CULPEPER-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-KING GEORGE-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN LOUDOUN-
EASTERN LOUDOUN-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-
EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
BALLENGER CREEK...ELDERSBURG...WESTMINSTER...REISTERSTOWN...
COCKEYSVILLE...BALTIMORE...BOWIE...SUITLAND-SILVER HILL...
CLINTON...COLLEGE PARK...GREENBELT...LAUREL...CAMP SPRINGS...
GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...SEVERNA PARK...
ARNOLD...ODENTON...ST. CHARLES...WALDORF...LEXINGTON PARK...
CALIFORNIA...CHESAPEAKE BEACH...HUNTINGTOWN...DUNKIRK...
NORTH BEACH...LUSBY...PRINCE FREDERICK...CUMBERLAND...
GERMANTOWN...DAMASCUS...BETHESDA...ROCKVILLE...GAITHERSBURG...
SILVER SPRING...LISBON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN...STAUNTON...WAYNESBORO...
STUARTS DRAFT...HARRISONBURG...STRASBURG...WOODSTOCK...
MOUNT JACKSON...NEW MARKET...WINCHESTER...LURAY...SHENANDOAH...
STANLEY...FRONT ROYAL...BERRYVILLE...STANARDSVILLE...MADISON...
CULPEPER...DALE CITY...MANASSAS...WOODBRIDGE...LAKE RIDGE...
MONTCLAIR...RESTON...HERNDON...ANNANDALE...CENTREVILLE...
CHANTILLY...MCLEAN...FRANCONIA...ARLINGTON...ALEXANDRIA...
FALMOUTH...DAHLGREN...WARRENTON...TURNBULL...PURCELLVILLE...
LEESBURG...ASHBURN...STERLING...ROMNEY...PAW PAW...MARTINSBURG...
CHARLES TOWN...SHEPHERDSTOWN...MOOREFIELD...PETERSBURG...
ANTIOCH...KEYSER...NEW CREEK...RIDGEVILLE...RUSSELLDALE...
HEADSVILLE...FORT ASHBY
810 PM EST SAT NOV 19 2016

...WIND ADVISORY NOW IN EFFECT FROM 7 AM SUNDAY TO MIDNIGHT EST
SUNDAY NIGHT...

* TIMING...WINDS DECREASE OVERNIGHT AND STRENGTHEN AGAIN SUNDAY
  AND SUNDAY EVENING.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS AROUND 50 MPH.

* IMPACTS...STRONG WINDS MAY BLOW DOWN LIMBS...TREES...AND POWER
  LINES. SCATTERED POWER OUTAGES ARE EXPECTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 45 TO 55 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES.

&&

$$

MDZ501-VAZ503-504-507-508-WVZ501-503-505-506-201000-
/O.CON.KLWX.HW.W.0003.000000T0000Z-161121T0500Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-EASTERN HIGHLAND-
NORTHERN VIRGINIA BLUE RIDGE-CENTRAL VIRGINIA BLUE RIDGE-
WESTERN GRANT-WESTERN MINERAL-WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...MONTEREY...
BIG MEADOWS...WINTERGREEN...BAYARD...MOUNT STORM...ELK GARDEN...
RIVERTON...BRANDYWINE...FRANKLIN...OAK FLAT...RUDDLE...
SUGAR GROVE
810 PM EST SAT NOV 19 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EST SUNDAY
NIGHT...

* TIMING...THROUGH SUNDAY EVENING.

* WINDS...ABOVE 2500 FEET NORTHWEST 30 TO 45 MPH WITH GUSTS
  AROUND 60 MPH. WINDS BELOW 2500 FEET 20 TO 30 MPH WITH GUSTS
  AROUND 50 MPH.

* IMPACTS...DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES.
  POWER OUTAGES ARE LIKELY. TRAVEL WILL BE DIFFICULT...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

What forecasters said that day

The local office's own words before this wind advisory went out, 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 this wind advisory went out at Nov 18, 9:40 PM EST, 5 hours 29 minutes earlier.

Area forecast discussion, Nov 18, 9:40 PM EST, 5 hours 29 minutes before
Area Forecast Discussion
National Weather Service Baltimore MD/Washington DC
940 PM EST Fri Nov 18 2016

.SYNOPSIS...
High pressure will remain along the eastern seaboard tonight. A
cold front will move through the region Saturday. Low pressure
will intensify to the northeast Sunday while Canadian high
pressure approaches from the northwest. High pressure builds over
the Mid-Atlantic during the first half of next week. A cold front
will pass through Wednesday night into Thanksgiving Day.

&&

.NEAR TERM /UNTIL 6 AM SATURDAY MORNING/...
Ridging at the surface and aloft will dominate the weather
tonight. The surface high will begin to slip to the east and
south, which may allow a light south wind in some locations.
However, some areas will decouple with the weak gradient, where
some patchy fog could develop due to dew points which have been
rising into the 40s. Light winds have allowed many areas to
radiate quickly, so nudged lows down a few degrees, with many
areas now expected to nudge into the upper 30s. 40s in the warmer
locales.

&&

.SHORT TERM /6 AM SATURDAY MORNING THROUGH SUNDAY NIGHT/...
Abrupt weather changes will occur this weekend. Hazards will
include snow (Allegheny Front), strong winds (everywhere), and
fire danger (see section below).

Low pressure will intensify as it tracks through the Great Lakes
on Saturday. Timing of the associated strong cold front remains in
good agreement: crossing the Appalachians by mid morning, nearing
the Blue Ridge by early afternoon, crossing the metros between 2
and 6 PM. Temperatures may drop 15 to 20 degrees within an hour or
two behind the cold front. Any shower activity actually looks like
it may be post-frontal, in association with a strong vort max, as
moisture advection will be limited ahead of the front. As such,
amounts should be light with little to no chance of thunder. Hi-
res models are more robust with this line than the synoptic
models, so have increased POPs some more... essentially this
appears to be a high POP, low QPF event. With the crashing
temperatures, it's not out of the question a snow flake could mix
in before ending, particularly near the PA border.

A strong pressure surge will cause gusty winds along and behind
the cold front with gusts around 40+ mph possible. Will hold off
on a Wind Advisory for now due to uncertainty in the magnitude of
the gusts. While it will remain breezy Saturday night, there may
be enough stabilization that the very strong wind gusts will not
persist into the night, except perhaps at higher elevations. Much
colder conditions are expected, with temperatures falling into the
30s and perhaps upper 20s.

An upslope flow will trigger snow showers for locations along and
west of the Allegheny Front, and a Winter Weather Advisory has
been issued (with high winds included as a hazard). Several
inches of snow accumulation are expected. After a quick rain-to
snow transition Saturday afternoon, a high subsidence
inversion...some instability and the low-level flow orthogonal to
the Appalachians will allow the most intense snow showers to fall
Saturday night into Sunday morning. East of the Allegheny
Highlands a couple flurries/isolated snow showers cannot be ruled
out with the passage of the upper-level trough, as some of the
activity spills over the mountains due to the high subsidence
inversion. Northern MD would be the most likely place for this to
occur. The snow showers will decrease Sunday night as the
inversion lowers.

Low pressure will remain nearly stationary over eastern Quebec
into New England Sunday...and a strong pressure gradient between
the low and Canadian high pressure approaching from the Midwest
will cause windy conditions. The northwest flow will also usher in
chilly conditions with max temps holding in the 40s for most
locations and 20s and 30s in the mountains (wind chills in the
single digits to near zero in higher elevations). A deeper mixing
layer from some sunshine and cold advection will allow for even
windier conditions Sunday. Wind gusts around 50 mph are possible,
especially across the mountains as well as northern and central
portions of the CWA including the Washington and Baltimore
Metropolitan areas. Will continue to monitor the need for wind
headlines for the second part of the weekend.

Blustery and cold conditions are expected Sunday night. Winds may
diminish some due to less mixing and slowly weakening gradient.

&&

.LONG TERM /MONDAY THROUGH FRIDAY/...
Large/deep upper low will slowly fill and weaken as it departs into
southeastern Canada early next week. Deep-layer northwesterly flow
will persist over the Mid-Atlantic during this time leading to
continued below normal temperatures.

Ridging will briefly build over the area at the surface and aloft
Wednesday which should allow temperatures to moderate to near normal
levels in a continued dry pattern.

Another trough of low pressure is progged to cross the area Thursday
bring the next chance of precipitation and cooler temperatures.

&&

.AVIATION /03Z SATURDAY THROUGH WEDNESDAY/...
High pressure with light winds through tonight. Soundings at
CHO/MRB/IAD look favorable for fog formation if winds decouple.
Have played TAFs conservatively now due to this caveat and the
fact that guidance does not have much fog, but with higher dews
and tanking temps, it is a concern.

A strong cold front will pass through Saturday...first across MRB
and CHO early Saturday afternoon...then across the rest of the
terminals during the middle afternoon hours. A strong pressure
surge will cause a wind shift to the west or northwest with gusts
of 30-40 knots possible for an hour or two behind the front.
Otherwise...breezy conditions with gusts around 20 to 30 knots are
expected behind the boundary through Saturday night. Winds will
increase Sunday with gusts around 40 knots possible. Winds should
diminish a bit Sunday night. VFR conditions are expected for most
of the time. However...a line of showers is possible with the
frontal passage and a flurry or isolated snow shower cannot be
ruled out Saturday night. No snow accumulation is expected.

VFR expected Monday-Tuesday with northwest flow 10-15
knots.

&&

.MARINE...
High pressure will remain over the waters through tonight. Light
southwesterly winds are expected.

A strong cold front will pass through the waters Saturday
afternoon. Winds may gust around 15 to 20 knots ahead of the
front...but the strong winds are expected along and just behind
the front. A pressure surge will cause winds to shift to the west
or northwest with gusts around 35 to 40 knots expected. A Gale
Warning has been issued for Saturday afternoon and night for all
waters. It's quite possible the smaller waterways fall into SCA
category later Saturday night, but did not want to ramp down with
a renewed gale threat Sunday, with the warning likely needing to
be extended.

Gale conditions may continue into Monday as strong/cold high
pressure continues to build towards the waters. Winds should slacken
by late Tuesday to below Small Craft Advisory levels as the high
moves overhead.

&&

.FIRE WEATHER...
After speaking with local fire officials, they are concerned
about strong winds with very dry fuels and leaf litter. In this
scenario, arcing powerlines can spark fires which spread rapidly.
RH forecasts will be marginal for Red Flag conditions, especially
on Saturday, so for now have issued SPS for Virginia portion of
forecast are where little rain is expected with the front. RF
conditions have another couple opportunities to be met over the
next few days, but if conditions are not quite attained, we will
likely be issuing additional SPS's for high fire danger.

Very strong pressure gradient Sunday with gusts over 40 knots
expected over a large area. Cloud cover may keep RH above critical
levels in northern and eastern areas. From Culpeper south of
Charlottesville and Nelson County will likely have cloud free
skies with a better chance for critical RH's and Red Flag
Conditions.

Strong upper-level convergence establishes over the area Monday
with strong subsidence/drying leading to low dewpoints in the
teens. Pressure gradient still expected to be tight with breezy
conditions although winds not expected to be strong like Sunday.
Central and northern parts of the forecast area may experience
Red Flag Conditions. Have mentioned this in the Hazardous Weather
Outlook. Conditions improve Monday night and Tuesday as winds
diminish substantially.

&&

.TIDES/COASTAL FLOODING...
A south to southwest flow may briefly elevate water levels
Saturday morning...but minor flooding is not expected. A strong
northwest flow will develop behind a cold front Saturday afternoon
and it will continue through Monday. Blowout conditions are likely
during this time.

&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...None.
MD...Winter Weather Advisory from 4 PM Saturday to 7 PM EST Sunday
     for MDZ501.
VA...Winter Weather Advisory from 4 PM Saturday to 7 PM EST Sunday
     for VAZ503.
WV...Winter Weather Advisory from 4 PM Saturday to 7 PM EST Sunday
     for WVZ501-503-505.
MARINE...Gale Warning from noon Saturday to 6 AM EST Sunday for
     ANZ530>543.

&&

SYNOPSIS...ADS
NEAR TERM...ADS/RCM
SHORT TERM...ADS
LONG TERM...DFH
AVIATION...ADS/DFH/RCM
MARINE...ADS/DFH
FIRE WEATHER...ADS/RCM
TIDES/COASTAL FLOODING...ADS
Hazardous weather outlook, Nov 18, 9:25 PM EST, 5 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
925 PM EST FRI NOV 18 2016

ANZ530>543-DCZ001-MDZ011-013-014-016>018-508-VAZ052>057-200230-
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-
925 PM EST FRI NOV 18 2016

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A GALE WARNING IS IN EFFECT FOR THE WATERS SATURDAY AFTERNOON AND
SATURDAY NIGHT. A GALE WARNING WILL LIKELY BE NEEDED FOR THE
WATERS SUNDAY THROUGH MONDAY.

WIND GUSTS AROUND 50 MPH ARE POSSIBLE SATURDAY AFTERNOON THROUGH
SUNDAY. A WIND ADVISORY MAY BE NEEDED SATURDAY AFTERNOON AND WILL
LIKELY BE NEEDED SUNDAY.

COMBINATION OF STRONG WINDS AND LOW HUMIDITIES WILL LIKELY RESULT
IN DANGEROUS FIRE WEATHER CONDITIONS SATURDAY, SUNDAY AND MONDAY.
A FIRE WEATHER WATCH MAY BE NEEDED SUNDAY AND MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MDZ003>006-501>507-VAZ025>031-036>040-050-051-501>508-WVZ050>053-
055-501>506-200230-
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-
925 PM EST FRI NOV 18 2016

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A WINTER WEATHER ADVISORY IS IN EFFECT SATURDAY AFTERNOON THROUGH
SUNDAY AFTERNOON FOR LOCATIONS ALONG AND WEST OF THE ALLEGHENY
FRONT.

WIND GUSTS AROUND 50 MPH ARE POSSIBLE LATE SATURDAY MORNING
THROUGH SUNDAY NIGHT...ESPECIALLY ACROSS NORTHERN AND CENTRAL
MARYLAND...NORTHERN VIRGINIA AND EASTERN WEST VIRGINIA. WIND
ADVISORIES WILL LIKELY BE REQUIRED WHILE HIGH WIND WATCHES MAY BE
NEEDED FOR THE HIGHER ELEVATIONS SUNDAY.

COMBINATION OF STRONG WINDS AND LOW HUMIDITIES WILL LIKELY RESULT
IN DANGEROUS FIRE WEATHER CONDITIONS SATURDAY, SUNDAY AND MONDAY.
A FIRE WEATHER WATCH MAY BE NEEDED FOR PORTIONS OF THE AREA SUNDAY
AND MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 19, 9:19 AM ESTHigh Wind WarningLWXAlbemarle, Amherst, Augusta, Greene, Highland, Madison and 6 more35 hr
Nov 19, 2:09 PM ESTFire Weather WatchLWXAlbemarle, Arlington, Augusta, Clarke, Culpeper, Fairfax and 21 more14 hr

Nearby

Wind Advisories in Virginia, 2016Wind Advisories in Maryland, 2016Wind Advisories in West Virginia, 2016Every wind advisory in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.