Alert archive / Oklahoma / Red Flag Warnings in 2014

Red Flag Warning 9, NWS Tulsa, OK

February 21, 201412 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Feb 21, 2014, 3:51 AM CST for 12 counties in Oklahoma. It took effect at Feb 21, 2014, 12:00 PM CST. It was in force for 6 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
Feb 21, 2014, 3:51 AM CST (09:51 UTC)
In effect from
Feb 21, 2014, 12:00 PM CST
Expired
Feb 21, 2014, 6:00 PM CST
In force
6 hr
Issued by
NWS Tulsa, OK

Counties Craig County, OK, Creek County, OK, Mayes County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 21 km from the middle of the area, began a volume at 09:50 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, 9.9 hours before the alert went out and 188 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 2014-02-21Temperature 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, Norman, OK at 00:00Z on 2014-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -96 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
2820 m above ground
0-6 km bulk shear
100 kt
0-1 km storm-relative helicity
-96 m²/s²
0-3 km storm-relative helicity
-170 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.

234 
WWUS84 KTSA 210951
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
351 AM CST FRI FEB 21 2014

...CRITICAL FIRE DANGER LIKELY THIS AFTERNOON ACROSS NORTHEAST OKLAHOMA...

OKZ063-211100-
/O.CAN.KTSA.FW.A.0005.140221T1800Z-140222T0000Z/
DELAWARE-
351 AM CST FRI FEB 21 2014

...FIRE WEATHER WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TULSA HAS CANCELLED THE FIRE 
WEATHER WATCH...

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

 * THE RED FLAG WATCH THAT WAS IN EFFECT HAS BEEN CANCELLED.
   ALTHOUGH TEMPERATURES ARE EXPECTED TO REMAIN BELOW RED FLAG
   CONDITIONS...A HIGH FIRE DANGER WILL PERSIST AS GUSTY SOUTHWEST
   WINDS COMBINE WITH LOW AFTERNOON RELATIVE HUMIDITY VALUES IN
   THE 15 TO 20 PERCENT RANGE.

&&

$$

OKZ054>062-064>066-211800-
/O.UPG.KTSA.FW.A.0005.140221T1800Z-140222T0000Z/
/O.NEW.KTSA.FW.W.0009.140221T1800Z-140222T0000Z/
OSAGE-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE-TULSA-ROGERS-MAYES-
CREEK-OKFUSKEE-OKMULGEE-
351 AM CST FRI FEB 21 2014

...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...OTTAWA...PAWNEE...WASHINGTON...OSAGE...CRAIG... 
   NOWATA...CREEK...OKFUSKEE...OKMULGEE...TULSA...ROGERS AND 
   MAYES. 

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

HAZARDOUS WEATHER...
 * A DRY AND MILD AIR-MASS WILL COMBINE WITH GUSTY SOUTHWEST WINDS
   AT 25 TO 30 MPH TO CREATE A VERY HIGH FIRE DANGER THIS
   AFTERNOON ACROSS PORTIONS OF NORTHEAST OKLAHOMA. RELATIVE
   HUMIDITIES ARE EXPECTED TO FALL INTO THE 15 TO 20 PERCENT
   RANGE.

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. 

&&

$$

OKZ067-211800-
/O.NEW.KTSA.FW.W.0009.140221T1800Z-140222T0000Z/
WAGONER-
351 AM CST FRI FEB 21 2014

...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...WAGONER. 

HAZARDOUS WEATHER...
 * A DRY AND MILD AIR-MASS WILL COMBINE WITH GUSTY SOUTHWEST WINDS
   AT 25 TO 30 MPH TO CREATE A VERY HIGH FIRE DANGER THIS AFTERNOON
   ACROSS PORTIONS OF NORTHEAST OKLAHOMA. RELATIVE HUMIDITIES ARE
   EXPECTED TO FALL INTO THE 15 TO 20 PERCENT RANGE.

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. 

&&

$$
1 follow-up statement
417 
WWUS84 KTSA 211816
RFWTSA

FIRE WEATHER PRODUCT
NATIONAL WEATHER SERVICE TULSA OK
1216 PM CST FRI FEB 21 2014

...EXTREME FIRE DANGER LIKELY THIS AFTERNOON ACROSS NORTHEAST
OKLAHOMA...

OKZ054>062-064>067-220000-
/O.CON.KTSA.FW.W.0009.000000T0000Z-140222T0000Z/
OSAGE-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE-TULSA-ROGERS-MAYES-
CREEK-OKFUSKEE-OKMULGEE-WAGONER-
1216 PM CST FRI FEB 21 2014

...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...OTTAWA...PAWNEE...WASHINGTON...OSAGE...CRAIG... 
   NOWATA...CREEK...OKFUSKEE...OKMULGEE...WAGONER...TULSA... 
   ROGERS AND MAYES. 

HAZARDOUS WEATHER...
 * ABOVE NORMAL TEMPERATURES AND A VERY DRY AIRMASS WILL COMBINE
   WITH SOUTHWEST WINDS GUSTING BETWEEN 25 AND 35 MPH TO CREATE AN
   EXTREME FIRE DANGER THIS AFTERNOON ACROSS PORTIONS OF
   NORTHEAST OKLAHOMA. RELATIVE HUMIDITIES ARE EXPECTED TO FALL
   INTO THE 10 TO 20 PERCENT RANGE.

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, 2014Every red flag warning in 2014

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.