Alert archive / Virginia / Wind Advisories in 2012

Wind Advisory 2, NWS Baltimore/Washington

January 12, 20128 counties in West Virginia; 17 counties in Virginia; 6 counties in Maryland

NWS Baltimore/Washington issued this wind advisory at Jan 12, 2012, 1:51 PM EST for 8 counties in West Virginia; 17 counties in Virginia; 6 counties in Maryland. It took effect at Jan 12, 2012, 11:00 PM EST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Jan 12, 2012, 1:51 PM EST (18:51 UTC)
In effect from
Jan 12, 2012, 11:00 PM EST
Expired
Jan 13, 2012, 6:00 PM EST
In force
19 hr
Issued by
NWS Baltimore/Washington
All 31 counties

Allegany County, MD, Baltimore County, MD, Carroll County, MD, City of Baltimore, MD, Frederick County, MD, Washington County, MD, City of Charlottesville, VA, City of Harrisonburg, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Fauquier County, VA, Frederick County, VA, Greene County, VA, Highland County, VA, Madison County, VA, Nelson County, VA, Page County, VA, Rappahannock County, VA, Rockingham County, VA, Shenandoah 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), 73 km from the middle of the area, began a volume at 18:54 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 12:00Z, 6.9 hours before the alert went out and 81 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 12:00Z on 2012-01-12Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2012-01-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897Sfc1 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
500 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

169 
WWUS71 KLWX 121851
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
151 PM EST THU JAN 12 2012

MDZ501-502-VAZ025-026-036-503-504-WVZ050-055-501>506-130300-
/O.NEW.KLWX.WI.Y.0002.120113T0400Z-120113T2300Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA-
ROCKINGHAM-NELSON-WESTERN HIGHLAND-EASTERN HIGHLAND-HAMPSHIRE-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...STAUNTON...
WAYNESBORO...HARRISONBURG...HIGHTOWN...MONTEREY...MOOREFIELD...
BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...KEYSER...
FORT ASHBY...CIRCLEVILLE...FRANKLIN
151 PM EST THU JAN 12 2012

...WIND ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 6 PM EST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...IN EFFECT FROM 11 PM TONIGHT TO 6 PM EST
FRIDAY.

* TIMING...GUSTS WILL BEGIN LATE TONIGHT AND WILL BECOME STRONGER
  FRIDAY MORNING.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

KRAMAR
5 follow-up statements
608 
WWUS71 KLWX 130253
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
953 PM EST THU JAN 12 2012

MDZ501-502-VAZ025-026-036-503-504-WVZ050-055-501>506-131100-
/O.CON.KLWX.WI.Y.0002.120113T0400Z-120113T2300Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA-
ROCKINGHAM-NELSON-WESTERN HIGHLAND-EASTERN HIGHLAND-HAMPSHIRE-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...STAUNTON...
WAYNESBORO...HARRISONBURG...HIGHTOWN...MONTEREY...MOOREFIELD...
BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...KEYSER...
FORT ASHBY...CIRCLEVILLE...FRANKLIN
953 PM EST THU JAN 12 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST FRIDAY...

* TIMING...GUSTS WILL BEGIN LATE TONIGHT AND WILL BECOME 
  STRONGER FRIDAY MORNING. 

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
SBK
681 
WWUS71 KLWX 130733
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
233 AM EST FRI JAN 13 2012

MDZ004>007-009>011-VAZ037>040-042-501-131545-
/O.EXB.KLWX.WI.Y.0002.120113T1400Z-120113T2300Z/
FREDERICK MD-CARROLL-NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-
SOUTHERN BALTIMORE-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF...FREDERICK...WESTMINSTER...
GAITHERSBURG...COLUMBIA...BALTIMORE...CHARLOTTESVILLE...
WASHINGTON...LEESBURG...WARRENTON
233 AM EST FRI JAN 13 2012

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM EST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS
MORNING TO 6 PM EST THIS EVENING. 

* TIMING...GUSTS WILL BEGIN BY MID MORNING AND WILL BECOME
  STRONGER FRIDAY AFTERNOON.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MDZ003-VAZ027>031-WVZ051>053-131545-
/O.EXA.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
WASHINGTON-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-MORGAN-
BERKELEY-JEFFERSON-
INCLUDING THE CITIES OF...HAGERSTOWN...WINCHESTER...FRONT ROYAL...
MARTINSBURG...CHARLES TOWN
233 AM EST FRI JAN 13 2012

...WIND ADVISORY IN EFFECT UNTIL 6 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* TIMING...GUSTS WILL BEGIN EARLY THIS MORNING AND WILL BECOME
  STRONGER FRIDAY AFTERNOON.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MDZ501-502-VAZ025-026-036-503-504-WVZ050-055-501>506-131545-
/O.CON.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA-
ROCKINGHAM-NELSON-WESTERN HIGHLAND-EASTERN HIGHLAND-HAMPSHIRE-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...STAUNTON...
WAYNESBORO...HARRISONBURG...HIGHTOWN...MONTEREY...MOOREFIELD...
BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...KEYSER...
FORT ASHBY...CIRCLEVILLE...FRANKLIN
233 AM EST FRI JAN 13 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...GUSTS WILL CONTINUE EARLY THIS MORNING AND WILL BECOME
  STRONGER FRIDAY AFTERNOON.

* WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 55 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
469 
WWUS71 KLWX 131434
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
934 AM EST FRI JAN 13 2012

MDZ003-501-502-VAZ025>031-036-503-504-WVZ050>053-055-501>506-
132245-
/O.CON.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
WASHINGTON-EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-WESTERN HIGHLAND-EASTERN HIGHLAND-HAMPSHIRE-MORGAN-
BERKELEY-JEFFERSON-HARDY-WESTERN GRANT-EASTERN GRANT-
WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-
EASTERN PENDLETON-
INCLUDING THE CITIES OF...HAGERSTOWN...FROSTBURG...CUMBERLAND...
STAUNTON...WAYNESBORO...HARRISONBURG...WINCHESTER...FRONT ROYAL...
HIGHTOWN...MONTEREY...MARTINSBURG...CHARLES TOWN...MOOREFIELD...
BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...KEYSER...
FORT ASHBY...CIRCLEVILLE...FRANKLIN
934 AM EST FRI JAN 13 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...THROUGH THIS AFTERNOON. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

MDZ004>007-009>011-VAZ037>040-042-501-132245-
/O.CON.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
FREDERICK MD-CARROLL-NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-
SOUTHERN BALTIMORE-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-
NORTHERN FAUQUIER-
INCLUDING THE CITIES OF...FREDERICK...WESTMINSTER...
GAITHERSBURG...COLUMBIA...BALTIMORE...CHARLOTTESVILLE...
WASHINGTON...LEESBURG...WARRENTON
934 AM EST FRI JAN 13 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...THROUGH THIS AFTERNOON.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

HTS
562 
WWUS71 KLWX 131828
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
128 PM EST FRI JAN 13 2012

MDZ003>007-009>011-502-VAZ025>031-036>040-042-501-504-WVZ050>053-
055-502-504-506-131930-
/O.CAN.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
WASHINGTON-FREDERICK MD-CARROLL-NORTHERN BALTIMORE-HARFORD-
MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-CENTRAL AND EASTERN ALLEGANY-
AUGUSTA-ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-
NELSON-ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-
NORTHERN FAUQUIER-EASTERN HIGHLAND-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-HARDY-EASTERN GRANT-EASTERN MINERAL-EASTERN PENDLETON-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
GAITHERSBURG...COLUMBIA...BALTIMORE...CUMBERLAND...STAUNTON...
WAYNESBORO...HARRISONBURG...WINCHESTER...FRONT ROYAL...
CHARLOTTESVILLE...WASHINGTON...LEESBURG...WARRENTON...MONTEREY...
MARTINSBURG...CHARLES TOWN...MOOREFIELD...PETERSBURG...KEYSER...
FORT ASHBY...FRANKLIN
128 PM EST FRI JAN 13 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
CANCELLED THE WIND ADVISORY. 

WIND GUSTS TODAY HAVE BEEN IN THE 25 TO 35 MPH RANGE...WITH A FEW
GUSTS AROUND 40 MPH ACROSS THE RIDGE TOPS. WHILE THAT MAKES FOR A
BREEZY DAY...WIND ADVISORY CRITERIA IS NOT EXPECTED TO BE REACHED.

$$

MDZ501-VAZ503-WVZ501-503-505-132300-
/O.CON.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
128 PM EST FRI JAN 13 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING...

* TIMING...THROUGH THIS AFTERNOON.

* WINDS...WEST 20 TO 30 MPH WITH A FEW GUSTS UP TO 50 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WIND GUSTS IN EXCESS OF 45 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

HTS
561 
WWUS71 KLWX 132246
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
546 PM EST FRI JAN 13 2012

MDZ501-VAZ503-WVZ501-503-505-140000-
/O.EXP.KLWX.WI.Y.0002.000000T0000Z-120113T2300Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
546 PM EST FRI JAN 13 2012

...WIND ADVISORY WILL EXPIRE AT 6 PM EST THIS EVENING...

WEST WINDS OF 20 TO 30 MPH WILL GRADUALLY DECREASE THIS EVENING.

$$
SBK

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 1:56 PM ESTWinter Weather AdvisoryLWXGrant, Mineral, Pendleton27 hr
Jan 12, 3:37 AM ESTGale WarningLWX38 hr
Jan 12, 6:46 AM ESTSmall Craft AdvisoryLWX5 hr
Jan 12, 3:01 PM ESTCoastal Flood AdvisoryLWXAnne Arundel6 hr

Nearby

Wind Advisories in Virginia, 2012Wind Advisories in West Virginia, 2012Wind Advisories in Maryland, 2012Every wind advisory in 2012

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.