Alert archive / Oklahoma / Red Flag Warnings in 2017

Red Flag Warning 13, NWS Norman, OK

March 24, 201736 counties in Oklahoma; 8 counties in Texas

NWS Norman, OK issued this red flag warning at Mar 24, 2017, 3:51 AM CDT for 36 counties in Oklahoma; 8 counties in Texas. It took effect at Mar 24, 2017, 11:00 AM 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
Mar 24, 2017, 3:51 AM CDT (08:51 UTC)
In effect from
Mar 24, 2017, 11:00 AM CDT
Expired
Mar 24, 2017, 7:00 PM CDT
In force
8 hr
Issued by
NWS Norman, OK
All 44 counties

Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Coal County, OK, Comanche County, OK, Cotton County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Greer County, OK, Harmon County, OK, Hughes County, OK, Jackson County, OK, Jefferson County, OK, Johnston County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Marshall County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Foard County, TX, Hardeman County, TX, Knox County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Norman radar (KTLX), 80 km from the middle of the area, began a volume at 08:48 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, 8.9 hours before the alert went out and 64 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 2017-03-24Temperature 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 2017-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 square meters per square second.19395878Sfc1 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
2306 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
256 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

634 
WWUS84 KOUN 240851
RFWOUN

URGENT - FIRE WEATHER MESSAGE
National Weather Service Norman OK
351 AM CDT Fri Mar 24 2017

...Critical fire weather conditions expected today...

OKZ007-008-012-013-017>020-022>047-050-051-TXZ083>090-250000-
/O.UPG.KOUN.FW.A.0014.170324T1600Z-170324T2300Z/
/O.NEW.KOUN.FW.W.0013.170324T1600Z-170325T0000Z/
Grant-Kay-Garfield-Noble-Blaine-Kingfisher-Logan-Payne-Washita-
Caddo-Canadian-Oklahoma-Lincoln-Grady-McClain-Cleveland-
Pottawatomie-Seminole-Hughes-Harmon-Greer-Kiowa-Jackson-Tillman-
Comanche-Stephens-Garvin-Murray-Pontotoc-Coal-Cotton-Jefferson-
Carter-Johnston-Love-Marshall-Hardeman-Foard-Wilbarger-Wichita-
Knox-Baylor-Archer-Clay-
351 AM CDT Fri Mar 24 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT
THIS EVENING FOR WINDY CONDITIONS... WARM TEMPERATURES... AND LOW
RELATIVE HUMIDITY FOR WESTERN NORTH TEXAS... AND MUCH OF SOUTHERN
AND PARTS OF CENTRAL AND NORTHERN OKLAHOMA...

The National Weather Service in Norman has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 7 PM CDT
this evening. The Fire Weather Watch is no longer in effect. 

* WING... South to southwest winds 25 to 35 mph with gusts over 45
  mph.

* HUMIDITY...15 to 20 percent

* TEMPERATURE...75 to 83 degrees

* IMPACTS...any fires that develop will spread rapidly. Outdoor 
  burning is not recommended.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.

&&

$$

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 23, 9:28 PM CDTWind AdvisoryOUNBeckham, Caddo, Canadian, Carter, Cleveland, Comanche and 17 more22 hr

Nearby

Red Flag Warnings in Oklahoma, 2017Red Flag Warnings in Texas, 2017Every red flag warning in 2017

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.