Alert archive / Oklahoma / Red Flag Warnings in 2016

Red Flag Warning 15, NWS Tulsa, OK

April 3, 2016Nowata County, Pawnee County, Washington County, Oklahoma

NWS Tulsa, OK issued this red flag warning at Apr 3, 2016, 3:33 AM CDT for Nowata County, Pawnee County, Washington County, Oklahoma. It took effect at Apr 3, 2016, 12:00 PM CDT. 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
Apr 3, 2016, 3:33 AM CDT (08:33 UTC)
In effect from
Apr 3, 2016, 12:00 PM CDT
Expired
Apr 3, 2016, 7:00 PM CDT
In force
7 hr
Issued by
NWS Tulsa, OK

Counties Nowata County, OK, Pawnee County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 66 km from the middle of the area, began a volume at 08:36 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, 8.6 hours before the alert went out and 195 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 2016-04-03Temperature 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 2016-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.1939Sfc1 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
2895 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

871 
WWUS84 KTSA 030833
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
333 AM CDT SUN APR 3 2016

...NEAR CRITICAL FIRE WEATHER CONDITIONS THIS AFTERNOON ACROSS
   PORTIONS OF NORTHEAST OKLAHOMA...

.SOUTHWEST WINDS WILL INCREASE ACROSS NORTHEAST OKLAHOMA THIS
AFTERNOON AHEAD OF A COLD FRONT. THE COMBINATION OF WINDS AND LOW
HUMIDITY WILL CREATE CONDITIONS THAT COULD BE CONDUCIVE TO AGGRESSIVE
FIRE BEHAVIOR. CONDITIONS WILL IMPROVE AROUND SUNSET AS WINDS
SLOWLY SUBSIDE AND HUMIDITY RECOVERS.

OKZ054>056-059-031645-
/O.UPG.KTSA.FW.A.0012.160403T1700Z-160404T0000Z/
/O.NEW.KTSA.FW.W.0015.160403T1700Z-160404T0000Z/
OSAGE-WASHINGTON-NOWATA-PAWNEE-
333 AM CDT SUN APR 3 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR VERY DRY AND WINDY CONDITIONS FOR 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 CDT THIS
EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. 

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

* HUMIDITY...AFTERNOON MINIMUM RH VALUES 15 TO 25 PERCENT.

* TEMPERATURE...HIGHS IN THE UPPER 70S TO NEAR 80.

* 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.

&&

$$
1 follow-up statement
933 
WWUS84 KTSA 032043
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
343 PM CDT SUN APR 3 2016

...DANGEROUS FIRE WEATHER CONDITIONS CONTINUE THROUGH
THE AFTERNOON ACROSS PORTIONS OF NORTHEAST OKLAHOMA...

OKZ054>056-059-040000-
/O.CON.KTSA.FW.W.0015.000000T0000Z-160404T0000Z/
OSAGE-WASHINGTON-NOWATA-PAWNEE-
343 PM CDT SUN APR 3 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR NOWATA...WASHINGTON...
OSAGE...AND PAWNEE COUNTIES...

* WIND...SOUTHWEST WINDS AT 20 MPH WITH GUSTS TO AROUND 30 MPH
         AND SUSTAINED 10 TO 20 MPH INTO THE EARLY MORNING HOURS.

* HUMIDITY...AFTERNOON MINIMUM RH VALUES 15 TO 25 PERCENT.

* TEMPERATURE...HIGHS IN THE UPPER 70S TO NEAR 80.

* 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.

&&

$$

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.