Alert archive / Kentucky / Red Flag Warnings in 2011

Red Flag Warning 1, NWS Charleston, WV

October 16, 20114 counties in Kentucky

NWS Charleston, WV issued this red flag warning at Oct 16, 2011, 2:37 AM EDT for 4 counties in Kentucky. It took effect at Oct 16, 2011, 12:00 PM EDT. It was in force for 4 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
Oct 16, 2011, 2:37 AM EDT (06:37 UTC)
In effect from
Oct 16, 2011, 12:00 PM EDT
Expired
Oct 16, 2011, 4:05 PM EDT
In force
4 hr
Issued by
NWS Charleston, WV

Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY

The radar

The Jackson,KY radar (KJKL), 91 km from the middle of the area, began a volume at 06:42 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 00:00Z, 6.6 hours before the alert went out and 148 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 00:00Z on 2011-10-16Temperature 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 00:00Z on 2011-10-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 239 square meters per square second.1939587897117136Sfc1 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
2275 m above ground
0-6 km bulk shear
89 kt
0-1 km storm-relative helicity
239 m²/s²
0-3 km storm-relative helicity
300 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.

801 
WWUS81 KRLX 160637
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
237 AM EDT SUN OCT 16 2011

KYZ101>103-105-161445-
/O.UPG.KRLX.FW.A.0001.111016T1500Z-111016T2300Z/
/O.NEW.KRLX.FW.W.0001.111016T1600Z-111016T2300Z/
GREENUP-CARTER-BOYD-LAWRENCE KY-
237 AM EDT SUN OCT 16 2011

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING FOR COMBINATION OF LOW RELATIVE HUMIDITY...STRONG 
WINDS...AND DRY FUELS...FOR FIRE WEATHER ZONES 101...102...
103 AND 105...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS
EVENING...FOR GREENUP...CARTER...BOYD...AND LAWRENCE COUNTIES 
OF KENTUCKY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* WIND...SUSTAINED 15 TO 22 MPH...WIND GUSTS TO 35 MPH

* HUMIDITY...23 TO 28 PERCENT

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  OUTDOOR BURNING IS NOT RECOMMENDED.

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
569 
WWUS81 KRLX 161458
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
1058 AM EDT SUN OCT 16 2011

KYZ101>103-105-162300-
/O.CON.KRLX.FW.W.0001.111016T1600Z-111016T2300Z/
GREENUP-CARTER-BOYD-LAWRENCE KY-
1058 AM EDT SUN OCT 16 2011

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING
FOR COMBINATION OF LOW RELATIVE HUMIDITY...STRONG WINDS...AND DRY
FUELS...FOR FIRE WEATHER ZONES 101...102... 103 AND 105...

* WIND...SUSTAINED 15 TO 22 MPH...WIND GUSTS TO 35 MPH

* HUMIDITY...23 TO 28 PERCENT

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. 
  OUTDOOR BURNING IS NOT RECOMMENDED.

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.

&&

$$
199 
WWUS81 KRLX 162005
RFWRLX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHARLESTON WV
405 PM EDT SUN OCT 16 2011

KYZ101>103-105-162115-
/O.CAN.KRLX.FW.W.0001.000000T0000Z-111016T2300Z/
GREENUP-CARTER-BOYD-LAWRENCE KY-
405 PM EDT SUN OCT 16 2011

...RED FLAG WARNING IS CANCELLED FOR FIRE DANGER FOR FIRE
WEATHER ZONES 101...102...103 AND 105...

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS CANCELLED THE RED
FLAG WARNING FOR FIRE DANGER. 

SUSTAINED WINDS ARE NOW UNDER CRITERIA FOR RED FLAG
CONDITIONS...SO THE RED FLAG WARNING FOR FIRE DANGER IS BEING
CANCELLED. EVEN SO...WINDS ARE GUSTING TO 30 MPH WITH DRY
CONDITIONS...SO OUTDOOR BURNING IS NOT RECOMMENDED.

$$

Nearby

Red Flag Warnings in Kentucky, 2011Every red flag warning in 2011

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.