Alert archive / West Virginia / Wind Advisories in 2012

Wind Advisory 9, NWS Baltimore/Washington

March 3, 2012Grant County, Mineral County, Pendleton County, West Virginia; Highland County, Virginia; Allegany County, Maryland

NWS Baltimore/Washington issued this wind advisory at Mar 3, 2012, 3:13 AM EST for Grant County, Mineral County, Pendleton County, West Virginia; Highland County, Virginia; Allegany County, Maryland. It took effect at Mar 3, 2012, 6:00 AM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Mar 3, 2012, 3:13 AM EST (08:13 UTC)
In effect from
Mar 3, 2012, 6:00 AM EST
Expired
Mar 3, 2012, 5:00 PM EST
In force
11 hr
Issued by
NWS Baltimore/Washington

Counties Allegany County, MD, Highland County, VA, Grant County, WV, Mineral County, WV, Pendleton County, WV

The radar

The Sterling radar (KLWX), 144 km from the middle of the area, began a volume at 08:12 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 152 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 2012-03-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2012-03-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 436 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
3 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
478 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
436 m²/s²
0-3 km storm-relative helicity
799 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.

429 
WWUS71 KLWX 030813
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
313 AM EST SAT MAR 3 2012

MDZ501-502-VAZ503-504-WVZ501>506-031615-
/O.NEW.KLWX.WI.Y.0009.120303T1100Z-120303T2200Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
WESTERN HIGHLAND-EASTERN HIGHLAND-WESTERN GRANT-EASTERN GRANT-
WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-
EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...HIGHTOWN...
MONTEREY...BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...
KEYSER...FORT ASHBY...CIRCLEVILLE...FRANKLIN
313 AM EST SAT MAR 3 2012

...WIND ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO 5 PM EST
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 6 AM THIS
MORNING TO 5 PM EST THIS AFTERNOON.

* TIMING...THE STRONGEST WINDS WILL OCCUR THIS MORNING AND
  AFTERNOON.

* WINDS...WEST 15 TO 25 MPH WILL GUST UP TO 50 MPH ALONG THE RIDGE
  TOPS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
2 follow-up statements
486 
WWUS71 KLWX 031629
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1129 AM EST SAT MAR 3 2012

MDZ501-502-VAZ503-504-WVZ501>506-032200-
/O.CON.KLWX.WI.Y.0009.000000T0000Z-120303T2200Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
WESTERN HIGHLAND-EASTERN HIGHLAND-WESTERN GRANT-EASTERN GRANT-
WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-
EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...HIGHTOWN...
MONTEREY...BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...
KEYSER...FORT ASHBY...CIRCLEVILLE...FRANKLIN
1129 AM EST SAT MAR 3 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

* TIMING...THE STRONGEST WINDS WILL OCCUR THIS AFTERNOON.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
626 
WWUS71 KLWX 032220
NPWLWX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
520 PM EST SAT MAR 3 2012


MDZ501-502-VAZ503-504-WVZ501>506-032330-
/O.EXP.KLWX.WI.Y.0009.000000T0000Z-120303T2200Z/
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-
WESTERN HIGHLAND-EASTERN HIGHLAND-WESTERN GRANT-EASTERN GRANT-
WESTERN MINERAL-EASTERN MINERAL-WESTERN PENDLETON-
EASTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...CUMBERLAND...HIGHTOWN...
MONTEREY...BAYARD...MOUNT STORM...PETERSBURG...ELK GARDEN...
KEYSER...FORT ASHBY...CIRCLEVILLE...FRANKLIN
520 PM EST SAT MAR 3 2012

...WIND ADVISORY HAS EXPIRED...

WINDS WILL SLOWLY DIMINISH THIS EVENING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 9:41 PM ESTAreal Flood WarningLWXGrant, Hampshire, Hardy, Mineral, Morgan, Pendleton2 hr
Mar 2, 9:55 PM ESTAreal Flood WarningLWXHardy, Pendleton2 hr
Mar 2, 10:41 PM ESTSpecial Weather StatementLWXArlington, Fairfax, Fauquier, Loudoun, Prince William, City of Alexandria and 4 more79 min
Mar 2, 11:52 PM ESTSpecial Weather StatementLWXArlington, Fairfax, City of Alexandria, City of Fairfax, City of Falls Church53 min
Mar 3, 1:07 AM ESTSpecial Weather StatementLWXNelson38 min
Mar 3, 3:39 AM ESTSmall Craft AdvisoryLWX14 hr
Mar 3, 3:39 AM ESTSmall Craft AdvisoryLWX48 hr
Mar 3, 2:41 PM ESTCoastal Flood AdvisoryLWXArlington, City of Alexandria, City of Falls Church3 hr
Mar 3, 12:58 AM ESTSpecial Weather StatementLWXAnne Arundel32 min

Nearby

Wind Advisories in West Virginia, 2012Wind Advisories in 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.