Alert archive / Oklahoma / Red Flag Warnings in 2012

Red Flag Warning 18, NWS Tulsa, OK

December 15, 201212 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Dec 15, 2012, 3:31 AM CST for 12 counties in Oklahoma. It took effect at Dec 15, 2012, 12:00 PM CST. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 15, 2012, 3:31 AM CST (09:31 UTC)
In effect from
Dec 15, 2012, 12:00 PM CST
Expired
Dec 15, 2012, 12:35 PM CST
In force
35 min
Issued by
NWS Tulsa, OK

Counties Choctaw County, OK, Creek County, OK, Haskell County, OK, Latimer County, OK, McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Pittsburg County, OK, Pushmataha County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 98 km from the middle of the area, began a volume at 09:35 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

Norman, OK (KOUN), launched 00:00Z, 9.5 hours before the alert went out and 156 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, Norman, OK at 00:00Z on 2012-12-15Temperature 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, Norman, OK at 00:00Z on 2012-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 538 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
3 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
466 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
538 m²/s²
0-3 km storm-relative helicity
516 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

334 
WWUS84 KTSA 150931
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
331 AM CST SAT DEC 15 2012

OKZ049-053-060-064>067-070-071-073>075-151745-
/O.NEW.KTSA.FW.W.0018.121215T1800Z-121216T0000Z/
PUSHMATAHA-CHOCTAW-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-
MCINTOSH-PITTSBURG-HASKELL-LATIMER-
331 AM CST SAT DEC 15 2012

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG 
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS 
EVENING...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...PUSHMATAHA...MUSKOGEE...CREEK...CHOCTAW... 
   PITTSBURG...OKFUSKEE...OKMULGEE...WAGONER...TULSA... 
   MCINTOSH...LATIMER AND HASKELL. 

HAZARDOUS WEATHER...
 * EXTREME FIRE BEHAVIOR IS EXPECTED THIS AFTERNOON ACROSS PARTS
   OF EASTERN OKLAHOMA TO THE SOUTH OF HIGHWAY 412 AND WEST OF
   HIGHWAY 69 AS A RESULT OF GUSTY WINDS...UNSEASONABLY WARM
   TEMPERATURES...A DRY AIRMASS...AND ONGOING DROUGHT CONDITIONS.

 * RELATIVE HUMIDITIES AS LOW AS 20 PERCENT.

 * STRONG SOUTHWESTERLY WIND GUSTS AS HIGH AS 30 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 WITHIN 24 
   HOURS...FAVORING RAPID GROWTH AND SPREAD OF ANY WILDFIRES. 
   THE PRIMARY WEATHER FACTORS INCLUDE STRONGER WINDS...LOWER 
   HUMIDITIES...AND WARMER 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
925 
WWUS84 KTSA 151615
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
1015 AM CST SAT DEC 15 2012

OKZ049-053-060-064>067-070-071-073>075-160000-
/O.CON.KTSA.FW.W.0018.121215T1800Z-121216T0000Z/
PUSHMATAHA-CHOCTAW-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-
MCINTOSH-PITTSBURG-HASKELL-LATIMER-
1015 AM CST SAT DEC 15 2012

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A RED FLAG WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...PUSHMATAHA...MUSKOGEE...CREEK...CHOCTAW... 
   PITTSBURG...OKFUSKEE...OKMULGEE...WAGONER...TULSA... 
   MCINTOSH...LATIMER AND HASKELL. 

HAZARDOUS WEATHER...
 * EXTREME FIRE BEHAVIOR IS EXPECTED THIS AFTERNOON ACROSS PARTS
   OF EASTERN OKLAHOMA TO THE SOUTH OF HIGHWAY 412 AND WEST OF
   HIGHWAY 69 AS A RESULT OF GUSTY WINDS...UNSEASONABLY WARM
   TEMPERATURES...A DRY AIRMASS...AND ONGOING DROUGHT CONDITIONS.

 * RELATIVE HUMIDITIES AS LOW AS 20 PERCENT

 * STRONG WIND GUSTS AROUND 3O MPH

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. 

&&

$$
056 
WWUS84 KTSA 151835
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
1235 PM CST SAT DEC 15 2012


OKZ049-053-060-064>067-070-071-073>075-151945-
/O.CAN.KTSA.FW.W.0018.000000T0000Z-121216T0000Z/
PUSHMATAHA-CHOCTAW-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-
MCINTOSH-PITTSBURG-HASKELL-LATIMER-
1235 PM CST SAT DEC 15 2012

...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TULSA HAS CANCELLED THE RED 
FLAG WARNING...

FOR THE FOLLOWING COUNTIES...
 * IN OKLAHOMA...PUSHMATAHA...MUSKOGEE...CREEK...CHOCTAW... 
   PITTSBURG...OKFUSKEE...OKMULGEE...WAGONER...TULSA... 
   MCINTOSH...LATIMER AND HASKELL. 

 * CONDITIONS ARE NOT EXPECTED TO MEET RED FLAG CRITERIA ACROSS
   THE WARNED AREA. THEREFORE...THE WARNING HAS BEEN CANCELLED.

&&

$$

Nearby

Red Flag Warnings in Oklahoma, 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.