Alert archive / Kentucky / Red Flag Warnings in 2012

Red Flag Warning 3, NWS Jackson, KY

April 10, 201233 counties in Kentucky

NWS Jackson, KY issued this red flag warning at Apr 10, 2012, 3:27 AM EDT for 33 counties in Kentucky. It took effect at Apr 10, 2012, 12:00 PM EDT. 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, 3:27 AM EDT (07:27 UTC)
In effect from
Apr 10, 2012, 12:00 PM EDT
Expired
Apr 10, 2012, 8:00 PM EDT
In force
8 hr
Issued by
NWS Jackson, KY
All 33 counties

Bath County, KY, Bell County, KY, Breathitt County, KY, Clay County, KY, Elliott County, KY, Estill County, KY, Fleming County, KY, Floyd County, KY, Harlan County, KY, Jackson County, KY, Johnson County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Lee County, KY, Leslie County, KY, Letcher County, KY, Magoffin County, KY, Martin County, KY, McCreary County, KY, Menifee County, KY, Montgomery County, KY, Morgan County, KY, Owsley County, KY, Perry County, KY, Pike County, KY, Powell County, KY, Pulaski County, KY, Rockcastle County, KY, Rowan County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 26 km from the middle of the area, began a volume at 07:30 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, 7.5 hours before the alert went out and 218 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 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 00:00Z on 2012-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 121 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
3137 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
121 m²/s²
0-3 km storm-relative helicity
172 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.

497 
WWUS83 KJKL 100727
RFWJKL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON KY
327 AM EDT TUE APR 10 2012

...LOW HUMIDITY AND GUSTY WINDS THIS AFTERNOON AND EARLY EVENING...

.WINDS ARE AGAIN EXPECTED TO INCREASE ACROSS THE AREA THIS AFTERNOON
AND EVENING AS THE PRESSURE GRADIENT WILL ONCE AGAIN BE RATHER
STRONG. IN ADDITION...ALTHOUGH TEMPERATURES WILL BE COLDER THAN WHAT
WAS OBSERVED ON MONDAY...DEWPOINTS WILL ALSO BE LOWER AND THUS
MINIMUM HUMIDITIES WILL AGAIN BE LOW. THIS COMBINATION WILL LEAD TO
CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON AND EARLY EVENING.
RIDGETOPS AS WELL AS SOUTH AND WEST SLOPES WILL BE THE MOST PROBABLE
LOCATIONS TO EXPERIENCE CRITICAL FIRE WEATHER CONDITIONS.

KYZ044-050>052-058>060-068-069-080-085>088-104-106>120-101600-
/O.UPG.KJKL.FW.A.0001.120410T1600Z-120411T0000Z/
/O.NEW.KJKL.FW.W.0003.120410T1600Z-120411T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE-
JACKSON-LAUREL-WHITLEY-KNOX-BELL-HARLAN-ELLIOTT-MORGAN-JOHNSON-
WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT-OWSLEY-PERRY-CLAY-LESLIE-
LETCHER-MARTIN-PIKE-
327 AM EDT TUE APR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF
EASTERN KENTUCKY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING. THE FIRE WEATHER
WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...FIRE WEATHER ZONE 044 FLEMING...FIRE WEATHER 
  ZONE 050 MONTGOMERY...FIRE WEATHER ZONE 051 BATH...FIRE 
  WEATHER ZONE 052 ROWAN...FIRE WEATHER ZONE 058 ESTILL...FIRE 
  WEATHER ZONE 059 POWELL...FIRE WEATHER ZONE 060 MENIFEE...FIRE 
  WEATHER ZONE 068 ROCKCASTLE...FIRE WEATHER ZONE 069 JACKSON...
  FIRE WEATHER ZONE 080 LAUREL...FIRE WEATHER ZONE 085 WHITLEY...
  FIRE WEATHER ZONE 086 KNOX...FIRE WEATHER ZONE 087 BELL...FIRE 
  WEATHER ZONE 088 HARLAN...FIRE WEATHER ZONE 104 ELLIOTT...FIRE 
  WEATHER ZONE 106 MORGAN...FIRE WEATHER ZONE 107 JOHNSON...FIRE 
  WEATHER ZONE 108 WOLFE...FIRE WEATHER ZONE 109 MAGOFFIN...FIRE 
  WEATHER ZONE 110 FLOYD...FIRE WEATHER ZONE 111 LEE...FIRE 
  WEATHER ZONE 112 BREATHITT...FIRE WEATHER ZONE 113 KNOTT...
  FIRE WEATHER ZONE 114 OWSLEY...FIRE WEATHER ZONE 115 PERRY...
  FIRE WEATHER ZONE 116 CLAY...FIRE WEATHER ZONE 117 LESLIE...
  FIRE WEATHER ZONE 118 LETCHER...FIRE WEATHER ZONE 119 MARTIN 
  AND FIRE WEATHER ZONE 120 PIKE.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* TIMING...FROM NOON UNTIL 8 PM TODAY.

* RELATIVE HUMIDITY...SHOULD FALL TO AROUND 25 PERCENT OR
  LOWER...ESPECIALLY ON RIDGETOPS AND SOUTH AND WEST SLOPES.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY
  WILL CREATE AN ENHANCED ENVIRONMENT FOR WILD FIRES AND THE POTENTIAL
  FOR RAPID WILDFIRE GROWTH.

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.

&&

$$

KYZ079-083-084-101600-
/O.NEW.KJKL.FW.W.0003.120410T1600Z-120411T0000Z/
PULASKI-WAYNE-MCCREARY-
327 AM EDT TUE APR 10 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF
SOUTHERN KENTUCKY...

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A RED FLAG
WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN
EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING.

* AFFECTED AREA...FIRE WEATHER ZONE 079 PULASKI...FIRE WEATHER 
  ZONE 083 WAYNE AND FIRE WEATHER ZONE 084 MCCREARY.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* TIMING...FROM NOON UNTIL 8 PM TODAY.

* RELATIVE HUMIDITY...SHOULD FALL TO AROUND 25 PERCENT OR
  LOWER...ESPECIALLY ON RIDGETOPS AND SOUTH AND WEST SLOPES.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY
  WILL CREATE AN ENHANCED ENVIRONMENT FOR WILD FIRES AND THE POTENTIAL
  FOR RAPID WILDFIRE GROWTH.

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.

&&

$$

DUSTY
3 follow-up statements
408 
WWUS83 KJKL 101446
RFWJKL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON KY
1046 AM EDT TUE APR 10 2012

...LOW HUMIDITY AND GUSTY WINDS THIS AFTERNOON AND EARLY
EVENING...

.WINDS ARE AGAIN EXPECTED TO INCREASE ACROSS THE AREA THIS
AFTERNOON AND EVENING AS THE PRESSURE GRADIENT WILL ONCE AGAIN BE
RATHER STRONG. TEMPERATURES WILL BE COLDER THAN WHAT WAS OBSERVED ON
MONDAY...BUT DEWPOINTS WILL BE MUCH LOWER AND THUS MINIMUM
HUMIDITIES WILL AGAIN FALL TO BETWEEN 20 AND 25 PERCENT. THIS
COMBINATION WILL LEAD TO CRITICAL FIRE WEATHER CONDITIONS THIS
AFTERNOON AND EARLY EVENING.

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-110000-
/O.CON.KJKL.FW.W.0003.120410T1600Z-120411T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE-
JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-BELL-HARLAN-
ELLIOTT-MORGAN-JOHNSON-WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT-
OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE-
1046 AM EDT TUE APR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF
EASTERN KENTUCKY...

* AFFECTED AREA...MUCH OF EASTERN KENTUCKY.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* TIMING...FROM NOON UNTIL 8 PM TODAY.

* RELATIVE HUMIDITY...WILL FALL TO BETWEEN 20 AND 25 PERCENT.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW RELATIVE 
  HUMIDITY WILL CREATE AN ENHANCED ENVIRONMENT FOR WILD FIRES 
  AND THE POTENTIAL FOR RAPID WILDFIRE GROWTH. 

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.

&&

$$
912 
WWUS83 KJKL 102000
RFWJKL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON KY
400 PM EDT TUE APR 10 2012

...LOW HUMIDITY AND GUSTY WINDS THROUGH EARLY EVENING...

.WINDS WILL REMAIN RATHER STRONG AND GUSTY INTO THIS EVENING AS THE
PRESSURE GRADIENT IS ONCE AGAIN RATHER STRONG. ALTHOUGH TEMPERATURES
WILL BE COLDER THAN WHAT WAS OBSERVED ON MONDAY...DEWPOINTS ARE
MUCH LOWER AND THIS HAS ALLOWED HUMIDITIES TO FALL BELOW 25 PERCENT
IN MOST AREAS AND WELL BELOW 20 IN MANY AREAS. THIS COMBINATION IS
LEADING TO CONTINUED CRITICAL FIRE WEATHER CONDITIONS THROUGH EARLY
THIS EVENING.

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-110000-
/O.CON.KJKL.FW.W.0003.000000T0000Z-120411T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE-
JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-BELL-HARLAN-
ELLIOTT-MORGAN-JOHNSON-WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT-
OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE-
400 PM EDT TUE APR 10 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF
EASTERN KENTUCKY...

* AFFECTED AREA...FIRE WEATHER ZONE 044 FLEMING...FIRE WEATHER 
  ZONE 050 MONTGOMERY...FIRE WEATHER ZONE 051 BATH...FIRE 
  WEATHER ZONE 052 ROWAN...FIRE WEATHER ZONE 058 ESTILL...FIRE 
  WEATHER ZONE 059 POWELL...FIRE WEATHER ZONE 060 MENIFEE...FIRE 
  WEATHER ZONE 068 ROCKCASTLE...FIRE WEATHER ZONE 069 JACKSON...
  FIRE WEATHER ZONE 079 PULASKI...FIRE WEATHER ZONE 080 LAUREL...
  FIRE WEATHER ZONE 083 WAYNE...FIRE WEATHER ZONE 084 MCCREARY...
  FIRE WEATHER ZONE 085 WHITLEY...FIRE WEATHER ZONE 086 KNOX...
  FIRE WEATHER ZONE 087 BELL...FIRE WEATHER ZONE 088 HARLAN...
  FIRE WEATHER ZONE 104 ELLIOTT...FIRE WEATHER ZONE 106 MORGAN...
  FIRE WEATHER ZONE 107 JOHNSON...FIRE WEATHER ZONE 108 WOLFE...
  FIRE WEATHER ZONE 109 MAGOFFIN...FIRE WEATHER ZONE 110 FLOYD...
  FIRE WEATHER ZONE 111 LEE...FIRE WEATHER ZONE 112 BREATHITT...
  FIRE WEATHER ZONE 113 KNOTT...FIRE WEATHER ZONE 114 OWSLEY...
  FIRE WEATHER ZONE 115 PERRY...FIRE WEATHER ZONE 116 CLAY...
  FIRE WEATHER ZONE 117 LESLIE...FIRE WEATHER ZONE 118 LETCHER...
  FIRE WEATHER ZONE 119 MARTIN AND FIRE WEATHER ZONE 120 PIKE.

* WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

* TIMING...THROUGH 8 PM EDT THIS EVENING.

* RELATIVE HUMIDITY...AS LOW AS 12 TO 22 PERCENT.

* IMPACTS...THE COMBINATION OF STRONG WINDS AND LOW RELATIVE 
  HUMIDITY WILL CREATE AN ENHANCED ENVIRONMENT FOR WILD FIRES 
  AND THE POTENTIAL FOR RAPID WILDFIRE GROWTH. 

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.

&&

$$

JP
262 
WWUS83 KJKL 110005
RFWJKL

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON KY
805 PM EDT TUE APR 10 2012

...RED FLAG WARNING HAS EXPIRED...

.WITH SUNSET APPROACHING...WINDS HAVE SLACKENED THIS EVENING AND
TEMPERATURES HAVE BEGUN TO COOL...ALLOWING HUMIDITIES TO RISE.

KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-110115-
/O.EXP.KJKL.FW.W.0003.000000T0000Z-120411T0000Z/
FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE-
JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-BELL-HARLAN-
ELLIOTT-MORGAN-JOHNSON-WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT-
OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE-
805 PM EDT TUE APR 10 2012

...RED FLAG WARNING HAS EXPIRED FOR STRONG WINDS AND LOW RELATIVE
HUMIDITY FOR PORTIONS OF EASTERN KENTUCKY...

WINDS CONTINUE TO SLACKEN THIS EVENING AND RELATIVE HUMIDITIES ARE
RISING ABOVE 25 PERCENT. WITH WINDS AND HUMIDITY NO LONGER MEETING
CRITICAL LEVELS...THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE.

$$

JP

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 9, 9:42 PM EDTFire Weather WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 24 more6 hr
Apr 10, 3:41 PM EDTFreeze WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more19 hr
Apr 10, 3:41 PM EDTFreeze WarningJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more17 hr

Nearby

Red Flag Warnings in Kentucky, 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.