Alert archive / Oklahoma / Red Flag Warnings in 2016

Red Flag Warning 7, NWS Tulsa, OK

February 27, 2016Pawnee County, Washington County, Oklahoma

NWS Tulsa, OK issued this red flag warning at Feb 27, 2016, 3:23 AM CST for Pawnee County, Washington County, Oklahoma. It took effect at Feb 27, 2016, 12:00 PM CST. It was in force for 7 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 27, 2016, 3:23 AM CST (09:23 UTC)
In effect from
Feb 27, 2016, 12:00 PM CST
Expired
Feb 27, 2016, 7:00 PM CST
In force
7 hr
Issued by
NWS Tulsa, OK

Counties Pawnee County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 76 km from the middle of the area, began a volume at 09:27 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, 9.4 hours before the alert went out and 175 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 2016-02-27Temperature 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 2016-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.1939587897Sfc1 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
2431 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
201 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

887 
WWUS84 KTSA 270923
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
323 AM CST SAT FEB 27 2016

OKZ054-055-059-271730-
/O.UPG.KTSA.FW.A.0005.160227T1800Z-160228T0100Z/
/O.NEW.KTSA.FW.W.0007.160227T1800Z-160228T0100Z/
OSAGE-WASHINGTON OK-PAWNEE-
323 AM CST SAT FEB 27 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CST THIS
EVENING FOR VERY DRY AND WINDY CONDITIONS ACROSS PORTIONS OF 
NORTHEAST OKLAHOMA.

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CST THIS
EVENING FOR PAWNEE...OSAGE AND WASHINGTON COUNTIES. 

THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

* WIND...SOUTHWEST WINDS AT 20 MPH WITH GUST TO 30 MPH POSSIBLE.

* HUMIDITY...20 TO 25 PERCENT RANGE.

* TEMPERATURE...HIGHS IN THE LOWER TO MID 70S.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* 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.

&&

$$
2 follow-up statements
343 
WWUS84 KTSA 272124
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
324 PM CST SAT FEB 27 2016

OKZ054-055-059-280100-
/O.CON.KTSA.FW.W.0007.000000T0000Z-160228T0100Z/
OSAGE-WASHINGTON OK-PAWNEE-
324 PM CST SAT FEB 27 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR PORTIONS OF NORTHEAST
OKLAHOMA...

* AFFECTED AREA...IN OKLAHOMA...OSAGE...WASHINGTON...AND PAWNEE
  COUNTIES.

* WIND...SOUTHWEST WINDS AT 20 MPH WITH GUSTS TO 30 MPH POSSIBLE.

* HUMIDITY...15 TO 25 PERCENT RANGE.

* TEMPERATURE...HIGHS IN THE MID 70S.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* 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. 

&&

$$
057 
WWUS84 KTSA 280048
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
648 PM CST SAT FEB 27 2016

...FIRE WEATHER CONDITIONS IMPROVING THIS EVENING...

.WINDS ARE BACKING OFF AS MIXING IN THE BOUNDARY LAYER CEASES WITH
THE SETTING SUN. HUMIDITY VALUES WILL ALSO RECOVER AS TEMPERATURES
COOL OFF.

OKZ054-055-059-280200-
/O.EXP.KTSA.FW.W.0007.000000T0000Z-160228T0100Z/
OSAGE-WASHINGTON OK-PAWNEE-
648 PM CST SAT FEB 27 2016

...RED FLAG WARNING WILL EXPIRE AT 7 PM CST THIS EVENING FOR VERY
DRY AND WINDY CONDITIONS FOR PORTIONS OF NORTHEAST OKLAHOMA...

WINDS AND HUMIDITY VALUES WILL CONTINUE TO IMPROVE THROUGH THE
EVENING. THEREFORE, THE RED FLAG WARNING WILL EXPIRE AT 7 PM.

$$

LACY

Nearby

Red Flag Warnings in Oklahoma, 2016Every red flag warning in 2016

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.