Alert archive / West Virginia / Red Flag Warnings in 2012

Red Flag Warning 2, NWS Charleston, WV

April 10, 201215 counties in West Virginia; 4 counties in Kentucky; Buchanan County, Dickenson County, Virginia

NWS Charleston, WV issued this red flag warning at Apr 10, 2012, 11:33 AM EDT for 15 counties in West Virginia; 4 counties in Kentucky; Buchanan County, Dickenson County, Virginia. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 10, 2012, 11:33 AM EDT (15:33 UTC)
Expired
Apr 10, 2012, 8:00 PM EDT
In force
8 hr
Issued by
NWS Charleston, WV
All 21 counties

Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Buchanan County, VA, Dickenson County, VA, Barbour County, WV, Boone County, WV, Braxton County, WV, Cabell County, WV, Clay County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, McDowell County, WV, Mingo County, WV, Putnam County, WV, Upshur County, WV, Wayne County, WV, Wyoming County, WV

The radar

The Charleston,WV radar (KRLX), 14 km from the middle of the area, began a volume at 15:38 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 3.6 hours before the alert went out and 222 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, Cncnati-Daytn, OH at 12:00Z on 2012-04-10Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2012-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939587897117Sfc1 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
1515 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
137 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.

323 
WWUS81 KRLX 101533
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
1133 AM EDT TUE APR 10 2012


KYZ101>103-105-VAZ003-004-WVZ005-006-013>015-024>028-030-033>040-
046-047-102345-
/O.NEW.KRLX.FW.W.0002.120410T1533Z-120411T0000Z/
GREENUP-CARTER-BOYD-LAWRENCE-DICKENSON-BUCHANAN-WAYNE-CABELL-
LINCOLN-PUTNAM-KANAWHA-MINGO-LOGAN-BOONE-CLAY-BRAXTON-LEWIS-
MCDOWELL-WYOMING-RALEIGH-FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-
POCAHONTAS-RANDOLPH-
1133 AM EDT TUE APR 10 2012

...RED FLAG WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR
STRONG WIND...LOW RELATIVE HUMIDITY AND DRY FUELS FOR EASTERN
KENTUCKY...SOUTHWEST VIRGINIA AND MUCH SOUTHERN AND EASTERN WEST
VIRGINIA...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A RED FLAG
WARNING FOR STRONG WIND...LOW RELATIVE HUMIDITY AND DRY FUELS...
WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 003 DICKENSON...FIRE WEATHER 
  ZONE 004 BUCHANAN...FIRE WEATHER ZONE 005 WAYNE...FIRE WEATHER 
  ZONE 006 CABELL...FIRE WEATHER ZONE 013 LINCOLN...FIRE WEATHER 
  ZONE 014 PUTNAM...FIRE WEATHER ZONE 015 KANAWHA...FIRE WEATHER 
  ZONE 024 MINGO...FIRE WEATHER ZONE 025 LOGAN...FIRE WEATHER 
  ZONE 026 BOONE...FIRE WEATHER ZONE 027 CLAY...FIRE WEATHER 
  ZONE 028 BRAXTON...FIRE WEATHER ZONE 030 LEWIS...FIRE WEATHER 
  ZONE 033 MCDOWELL...FIRE WEATHER ZONE 034 WYOMING...FIRE 
  WEATHER ZONE 035 RALEIGH...FIRE WEATHER ZONE 036 FAYETTE...
  FIRE WEATHER ZONE 037 NICHOLAS...FIRE WEATHER ZONE 038 
  WEBSTER...FIRE WEATHER ZONE 039 UPSHUR...FIRE WEATHER ZONE 040 
  BARBOUR...FIRE WEATHER ZONE 046 POCAHONTAS...FIRE WEATHER ZONE 
  047 RANDOLPH...FIRE WEATHER ZONE 101 GREENUP...FIRE WEATHER 
  ZONE 102 CARTER...FIRE WEATHER ZONE 103 BOYD AND FIRE WEATHER 
  ZONE 105 LAWRENCE.

* WINDS...SUSTAINED WEST WIND 15 TO 25 MPH WITH GUSTS UP TO 35
  MPH.

* RELATIVE HUMIDITY...DROPPING TO 25 PERCENT NORTH AND AROUND 20
  PERCENT SOUTH AND EAST.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
2 follow-up statements
388 
WWUS81 KRLX 101954
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
354 PM EDT TUE APR 10 2012

KYZ101>103-105-VAZ003-004-WVZ005-006-013>015-024>028-030-033>040-
046-047-110000-
/O.CON.KRLX.FW.W.0002.000000T0000Z-120411T0000Z/
GREENUP-CARTER-BOYD-LAWRENCE-DICKENSON-BUCHANAN-WAYNE-CABELL-
LINCOLN-PUTNAM-KANAWHA-MINGO-LOGAN-BOONE-CLAY-BRAXTON-LEWIS-
MCDOWELL-WYOMING-RALEIGH-FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-
POCAHONTAS-RANDOLPH-
354 PM EDT TUE APR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR STRONG WIND...LOW RELATIVE HUMIDITY AND DRY FUELS FOR EASTERN
KENTUCKY...SOUTHWEST VIRGINIA AND MUCH SOUTHERN AND EASTERN WEST
VIRGINIA...

* AFFECTED AREA...FIRE WEATHER ZONE 003 DICKENSON...FIRE WEATHER 
  ZONE 004 BUCHANAN...FIRE WEATHER ZONE 005 WAYNE...FIRE WEATHER 
  ZONE 006 CABELL...FIRE WEATHER ZONE 013 LINCOLN...FIRE WEATHER 
  ZONE 014 PUTNAM...FIRE WEATHER ZONE 015 KANAWHA...FIRE WEATHER 
  ZONE 024 MINGO...FIRE WEATHER ZONE 025 LOGAN...FIRE WEATHER 
  ZONE 026 BOONE...FIRE WEATHER ZONE 027 CLAY...FIRE WEATHER 
  ZONE 028 BRAXTON...FIRE WEATHER ZONE 030 LEWIS...FIRE WEATHER 
  ZONE 033 MCDOWELL...FIRE WEATHER ZONE 034 WYOMING...FIRE 
  WEATHER ZONE 035 RALEIGH...FIRE WEATHER ZONE 036 FAYETTE...
  FIRE WEATHER ZONE 037 NICHOLAS...FIRE WEATHER ZONE 038 
  WEBSTER...FIRE WEATHER ZONE 039 UPSHUR...FIRE WEATHER ZONE 040 
  BARBOUR...FIRE WEATHER ZONE 046 POCAHONTAS...FIRE WEATHER ZONE 
  047 RANDOLPH...FIRE WEATHER ZONE 101 GREENUP...FIRE WEATHER 
  ZONE 102 CARTER...FIRE WEATHER ZONE 103 BOYD AND FIRE WEATHER 
  ZONE 105 LAWRENCE.

* WINDS...SUSTAINED WEST WIND 15 TO 25 MPH WITH GUSTS UP TO 35 
  MPH. 

* RELATIVE HUMIDITY...DROPPING TO 25 PERCENT NORTH AND AROUND 20 
  PERCENT SOUTH AND EAST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$
510 
WWUS81 KRLX 102345
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
745 PM EDT TUE APR 10 2012


KYZ101>103-105-VAZ003-004-WVZ005-006-013>015-024>028-030-033>040-
046-047-110045-
/O.EXP.KRLX.FW.W.0002.000000T0000Z-120411T0000Z/
GREENUP-CARTER-BOYD-LAWRENCE-DICKENSON-BUCHANAN-WAYNE-CABELL-
LINCOLN-PUTNAM-KANAWHA-MINGO-LOGAN-BOONE-CLAY-BRAXTON-LEWIS-
MCDOWELL-WYOMING-RALEIGH-FAYETTE-NICHOLAS-WEBSTER-UPSHUR-BARBOUR-
POCAHONTAS-RANDOLPH-
745 PM EDT TUE APR 10 2012

...RED FLAG WARNING WILL EXPIRE AT 8 PM EDT THIS EVENING FOR
STRONG WIND...LOW RELATIVE HUMIDITY AND DRY FUELS FOR EASTERN
KENTUCKY...SOUTHWEST VIRGINIA AND MUCH SOUTHERN AND EASTERN WEST
VIRGINIA...

THE GUSTY WINDS FROM TODAY ARE DIMINISHING THIS EVENING. TEMPERATURES
WILL BE FALLING AS WELL AND THIS WILL ALLOW RELATIVE HUMIDITIES
TO RECOVER.

$$

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 9, 10:01 PM EDTFire Weather WatchRLXBoone, Cabell, Kanawha, Lincoln, Logan, Mingo and 2 more6 hr
Apr 10, 4:09 AM EDTFreeze WarningRLXBarbour, Boone, Braxton, Cabell, Calhoun, Clay and 22 more29 hr
Apr 10, 2:21 PM EDTFreeze WatchRLXBarbour, Boone, Braxton, Cabell, Calhoun, Clay and 22 more24 hr

Nearby

Red Flag Warnings in West Virginia, 2012Red Flag Warnings in Kentucky, 2012Red Flag Warnings in Virginia, 2012Every red flag warning 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.