Alert archive / Oklahoma / Red Flag Warnings in 2016

Red Flag Warning 18, NWS Tulsa, OK

April 7, 201610 counties in Oklahoma; Benton County, Carroll County, Arkansas

NWS Tulsa, OK issued this red flag warning at Apr 7, 2016, 3:31 AM CDT for 10 counties in Oklahoma; Benton County, Carroll County, Arkansas. It took effect at Apr 7, 2016, 12:00 PM CDT. 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: Apr 7, 2016, 3:31 AM CDT (08:31 UTC)
In effect from: Apr 7, 2016, 12:00 PM CDT
Expired: Apr 7, 2016, 8:00 PM CDT
In force: 8 hr
Issued by: NWS Tulsa, OK

Counties Benton County, AR, Carroll County, AR, Craig County, OK, Creek County, OK, Delaware County, OK, Mayes County, OK, Nowata County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 36 km from the middle of the area, began a volume at 08:34 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, 8.5 hours before the alert went out and 146 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1944 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 193 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

772 
WWUS84 KTSA 070831
RFWTSA

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
331 AM CDT THU APR 7 2016

ARZ001-002-OKZ054>064-072100-
/O.NEW.KTSA.FW.W.0018.160407T1700Z-160408T0100Z/
BENTON-CARROLL-OSAGE-WASHINGTON-NOWATA-CRAIG-OTTAWA-PAWNEE-TULSA-
ROGERS-MAYES-DELAWARE-CREEK-
331 AM CDT THU APR 7 2016

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS
EVENING FOR VERY DRY AND WINDY CONDITIONS FOR PORTIONS OF
NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS
EVENING. 

* AFFECTED AREA...IN ARKANSAS...BENTON...AND CARROLL COUNTIES. 
  IN OKLAHOMA...OSAGE...WASHINGTON...NOWATA...CRAIG...OTTAWA... 
  PAWNEE...TULSA...ROGERS...MAYES...DELAWARE...AND CREEK 
  COUNTIES. 

* WIND...NORTHWEST AT 15 TO 25 MPH...GUSTING 30 TO 35 MPH.

* HUMIDITY...20 TO 25 PERCENT.

* TEMPERATURE...70 TO 80 DEGREES.

* 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, 2016 Red Flag Warnings in Arkansas, 2016 Every 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.