Alert archive / Oklahoma / Red Flag Warnings in 2012

Red Flag Warning 6, NWS Tulsa, OK

March 4, 20124 counties in Arkansas; 22 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Mar 4, 2012, 3:58 AM CST for 4 counties in Arkansas; 22 counties in Oklahoma. It took effect at Mar 4, 2012, 11:00 AM CST. 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
Mar 4, 2012, 3:58 AM CST (09:58 UTC)
In effect from
Mar 4, 2012, 11:00 AM CST
Expired
Mar 4, 2012, 7:00 PM CST
In force
8 hr
Issued by
NWS Tulsa, OK
All 26 counties

Benton County, AR, Carroll County, AR, Madison County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Choctaw County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pawnee County, OK, Pittsburg County, OK, Pushmataha County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 42 km from the middle of the area, began a volume at 10:03 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

Springfield, MO (KSGF), launched 00:00Z, 10.0 hours before the alert went out and 176 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, Springfield, MO at 00:00Z on 2012-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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, Springfield, MO at 00:00Z on 2012-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 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
2019 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
78 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.

333 
WWUS84 KTSA 040958
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
358 AM CST SUN MAR 4 2012

ARZ001-002-010-011-019-020-029-OKZ049-053-057-058-060>076-041800-
/O.UPG.KTSA.FW.A.0004.120304T1800Z-120305T0000Z/
/O.NEW.KTSA.FW.W.0006.120304T1700Z-120305T0100Z/
BENTON-CARROLL-WASHINGTON AR-MADISON-CRAWFORD-FRANKLIN-SEBASTIAN-
PUSHMATAHA-CHOCTAW-CRAIG-OTTAWA-TULSA-ROGERS-MAYES-DELAWARE-CREEK-
OKFUSKEE-OKMULGEE-WAGONER-CHEROKEE-ADAIR-MUSKOGEE-MCINTOSH-
SEQUOYAH-PITTSBURG-HASKELL-LATIMER-LE FLORE-
358 AM CST SUN MAR 4 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG 
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST 
THIS EVENING...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...CHEROKEE...ADAIR...CREEK...OKFUSKEE... 
   OKMULGEE...WAGONER...TULSA...ROGERS...MAYES...DELAWARE... 
   OTTAWA...PUSHMATAHA...CHOCTAW...CRAIG...PITTSBURG... 
   SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE...LATIMER AND 
   HASKELL. IN ARKANSAS...WASHINGTON...MADISON...CRAWFORD...
   BENTON... SEBASTIAN...CARROLL AND FRANKLIN. 

 * THIS WARNING REPLACES THE RED FLAG WATCH THAT WAS IN EFFECT

HAZARDOUS WEATHER...
 * EXTREMELY DRY AIR IN COMBINATION WITH WESTERLY WINDS GUSTING
   TO 25 TO 35 MILES AN HOUR AND TEMPERATURES IN THE MID 60S TO
   LOWER 70S WILL RESULT IN DANGEROUS WILDFIRE POTENTIAL TODAY.

 * RELATIVE HUMIDITIES OF 15 TO 25 PERCENT

 * WESTERLY WINDS 15 TO 20 MPH WITH GUSTS AS HIGH AS 35 MPH.

IMPACTS...
 * FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER 
   LIVES AND PROPERTY. 

DEFINITION...
 * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF 
   WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED AND
   FAVORS RAPID GROWTH AND SPREAD OF WILDFIRES. 

   THE PRIMARY WEATHER FACTORS INCLUDE STRONGER WINDS...LOW 
   RELATIVE HUMIDITY...AND WARM TEMPERATURES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT 
   COULD START FIRES. 

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
   TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER 
   EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: 
   WEATHER.GOV/TULSA. 

&&

$$

OKZ056-041800-
/O.NEW.KTSA.FW.W.0006.120304T1700Z-120305T0100Z/
NOWATA-
358 AM CST SUN MAR 4 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG 
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST 
THIS EVENING...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...NOWATA. 

HAZARDOUS WEATHER...
 * EXTREMELY DRY AIR IN COMBINATION WITH WESTERLY WINDS GUSTING
   TO 25 TO 35 MILES AN HOUR AND TEMPERATURES IN THE MID 60S TO
   LOWER 70S WILL RESULT IN DANGEROUS WILDFIRE POTENTIAL TODAY.

 * RELATIVE HUMIDITIES OF 15 TO 25 PERCENT

 * WESTERLY WINDS 15 TO 20 MPH WITH GUSTS AS HIGH AS 35 MPH.

IMPACTS...
 * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER 
   LIVES AND PROPERTY. 

DEFINITION...
 * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF 
   WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED AND
   FAVORS RAPID GROWTH AND SPREAD OF WILDFIRES. 

   THE PRIMARY WEATHER FACTORS INCLUDE STRONGER WINDS...LOW 
   RELATIVE HUMIDITY...AND WARM TEMPERATURES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT 
   COULD START FIRES. 

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
   TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER 
   EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: 
   WEATHER.GOV/TULSA. 

&&

$$
2 follow-up statements
657 
WWUS84 KTSA 041123
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
523 AM CST SUN MAR 4 2012

OKZ054-055-059-041930-
/O.EXA.KTSA.FW.W.0006.120304T1700Z-120305T0100Z/
OSAGE-WASHINGTON OK-PAWNEE-
523 AM CST SUN MAR 4 2012

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG 
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST 
THIS EVENING...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...PAWNEE...WASHINGTON AND OSAGE. 

HAZARDOUS WEATHER...
 * EXTREMELY DRY AIR IN COMBINATION WITH WESTERLY WINDS GUSTING
   TO 25 TO 35 MILES AN HOUR AND TEMPERATURES IN THE MID 60S TO
   LOWER 70S WILL RESULT IN DANGEROUS WILDFIRE POTENTIAL TODAY.

 * RELATIVE HUMIDITIES OF 15 TO 25 PERCENT

 * WESTERLY WINDS 15 TO 20 MPH WITH GUSTS AS HIGH AS 35 MPH.

IMPACTS...
 * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER 
   LIVES AND PROPERTY. 

DEFINITION...
 * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF 
   WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED AND
   FAVORS RAPID GROWTH AND SPREAD OF WILDFIRES. 

   THE PRIMARY WEATHER FACTORS INCLUDE STRONG WINDS...LOW 
   RELATIVE HUMIDITY...AND WARM WEATHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT 
   COULD START FIRES. 

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
   TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER 
   EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: 
   WEATHER.GOV/TULSA. 

&&

$$

ARZ001-002-010-011-019-020-029-OKZ049-053-056>058-060>076-041930-
/O.CON.KTSA.FW.W.0006.120304T1700Z-120305T0100Z/
BENTON-CARROLL-WASHINGTON AR-MADISON-CRAWFORD-FRANKLIN-SEBASTIAN-
PUSHMATAHA-CHOCTAW-NOWATA-CRAIG-OTTAWA-TULSA-ROGERS-MAYES-
DELAWARE-CREEK-OKFUSKEE-OKMULGEE-WAGONER-CHEROKEE-ADAIR-MUSKOGEE-
MCINTOSH-SEQUOYAH-PITTSBURG-HASKELL-LATIMER-LE FLORE-
523 AM CST SUN MAR 4 2012

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
7 PM CST THIS EVENING...

A RED FLAG WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...CHEROKEE...ADAIR...CREEK...OKFUSKEE... 
   OKMULGEE...WAGONER...TULSA...ROGERS...MAYES...DELAWARE... 
   OTTAWA...PUSHMATAHA...CHOCTAW...CRAIG...NOWATA...PITTSBURG... 
   SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE...LATIMER AND 
   HASKELL. IN ARKANSAS...WASHINGTON...MADISON...CRAWFORD...
   BENTON... SEBASTIAN...CARROLL AND FRANKLIN. 

HAZARDOUS WEATHER...
 * EXTREMELY DRY AIR IN COMBINATION WITH WESTERLY WINDS GUSTING
   TO 25 TO 35 MILES AN HOUR AND TEMPERATURES IN THE MID 60S TO
   LOWER 70S WILL RESULT IN DANGEROUS WILDFIRE POTENTIAL TODAY.

 * RELATIVE HUMIDITIES OF 15 TO 25 PERCENT

 * WESTERLY WINDS 15 TO 20 MPH WITH GUSTS AS HIGH AS 35 MPH.

IMPACTS...
 * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER 
   LIVES AND PROPERTY. 

DEFINITION...
 * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF 
   WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED AND
   FAVORS RAPID GROWTH AND SPREAD OF WILDFIRES. 

   THE PRIMARY WEATHER FACTORS INCLUDE STRONG WINDS...LOW 
   RELATIVE HUMIDITY...AND WARM WEATHER.


PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT 
   COULD START FIRES. 

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
   TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER 
   EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: 
   WEATHER.GOV/TULSA. 

&&

$$
836 
WWUS84 KTSA 042135
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
335 PM CST SUN MAR 4 2012

ARZ001-002-010-011-019-020-029-OKZ049-053>076-050100-
/O.CON.KTSA.FW.W.0006.000000T0000Z-120305T0100Z/
BENTON-CARROLL-WASHINGTON AR-MADISON-CRAWFORD-FRANKLIN-SEBASTIAN-
PUSHMATAHA-CHOCTAW-OSAGE-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE-
TULSA-ROGERS-MAYES-DELAWARE-CREEK-OKFUSKEE-OKMULGEE-WAGONER-
CHEROKEE-ADAIR-MUSKOGEE-MCINTOSH-SEQUOYAH-PITTSBURG-HASKELL-
LATIMER-LE FLORE-
335 PM CST SUN MAR 4 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS
EVENING...

A RED FLAG WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...CHEROKEE...ADAIR...CREEK...OKFUSKEE... 
   OKMULGEE...WAGONER...TULSA...ROGERS...MAYES...DELAWARE... 
   PAWNEE...OTTAWA...PUSHMATAHA...CHOCTAW...WASHINGTON...OSAGE...
    CRAIG...NOWATA...PITTSBURG...SEQUOYAH...MCINTOSH...
   MUSKOGEE... LE FLORE...LATIMER AND HASKELL. IN ARKANSAS...
   WASHINGTON...MADISON...CRAWFORD...BENTON... SEBASTIAN...
   CARROLL AND FRANKLIN. 

HAZARDOUS WEATHER...
 * AN EXTREMELY WARM AND DRY AIR-MASS WITH GUSTING NORTHWEST 
   WINDS WILL CONTINUE TO CREATE DANGEROUS WILDFIRE CONDITIONS
   THROUGH THE REMAINDER OF THE AFTERNOON.  

 * RELATIVE HUMIDITIES OF 15 TO 25 PERCENT.

 * WEST TO NORTHWEST WINDS AROUND 20 MPH WITH GUSTS AS 
   HIGH AS 35 MPH.

 * THE FIRE DANGER THREAT WILL BEGIN TO DIMINISH EARLY THIS 
   EVENING AS WINDS START TO SUBSIDE WITH INCREASING RELATIVE 
   HUMIDITY VALUES.

IMPACTS...
 * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER 
   LIVES AND PROPERTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT 
   COULD START FIRES. 

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR 
   TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER 
   EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: 
   WEATHER.GOV/TULSA. 

&&

$$

Nearby

Red Flag Warnings in Oklahoma, 2012Red Flag Warnings in Arkansas, 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.