Alert archive / Oklahoma / Red Flag Warnings in 2017

Red Flag Warning 11, NWS Tulsa, OK

March 8, 201710 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Mar 8, 2017, 4:17 AM CST for 10 counties in Oklahoma. It took effect at Mar 8, 2017, 11:00 AM CST. 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 8, 2017, 4:17 AM CST (10:17 UTC)
In effect from
Mar 8, 2017, 11:00 AM CST
Expired
Mar 8, 2017, 7:00 PM CST
In force
8 hr
Issued by
NWS Tulsa, OK

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

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 10.3 hours before the alert went out and 184 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 2017-03-08Temperature 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 2017-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
3973 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

058 
WWUS84 KTSA 081017
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
417 AM CST Wed Mar 8 2017

...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE THIS AFTERNOON
AND DEVELOP AGAIN WEDNESDAY AFTERNOON...

.A very dry airmass remains in place across northeast Oklahoma,
with conditions remaining conducive to rapid fire spread this
afternoon. South winds will increase by late morning. With very dry air
remaining in place and dry fuels, critical fire weather conditions
will be likely.

OKZ054>061-064-081830-
/O.UPG.KTSA.FW.A.0005.170308T1700Z-170309T0100Z/
/O.NEW.KTSA.FW.W.0011.170308T1700Z-170309T0100Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Creek-
417 AM CST Wed Mar 8 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST
THIS EVENING FOR VERY DRY AND WINDY CONDITIONS FOR NORTHEAST OKLAHOMA...

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 The Fire Weather Watch is no longer in effect. 

* AFFECTED AREA...IN Oklahoma, Osage, Washington, Nowata, Craig, 
  Ottawa, Pawnee, Tulsa, Rogers, and Creek counties. 

* WIND...15 to 25 mph with gusts above 30 mph this afternoon.

* HUMIDITY...10 to 20% this afternoon.

* TEMPERATURE...Mainly lower 70s this afternoon.

* IMPACTS...Any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended. Burn bans remain in effect
  for a number of counties in Northeast Oklahoma.

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.

&&

$$

OKZ065-066-081830-
/O.NEW.KTSA.FW.W.0011.170308T1700Z-170309T0100Z/
Okfuskee-Okmulgee-
417 AM CST Wed Mar 8 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CST
THIS EVENING FOR VERY DRY AND WINDY CONDITIONS FOR Northeast 
Oklahoma...

The National Weather Service in Tulsa has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 7 PM CST
this evening. 

* AFFECTED AREA...IN Oklahoma, Okfuskee, and Okmulgee counties.

* WIND...15 to 25 mph with gusts above 30 mph this afternoon.

* HUMIDITY...10 to 20% this afternoon.

* TEMPERATURE...Mainly lower 70s.

* IMPACTS...any fires that develop will likely spread rapidly.
  Outdoor burning is not recommended. Burn bans remain in effect
  for a number of counties in northeast Oklahoma.

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
300 
WWUS84 KTSA 090056
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
656 PM CST Wed Mar 8 2017


OKZ054>061-064>066-090200-
/O.EXP.KTSA.FW.W.0011.000000T0000Z-170309T0100Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Creek-
Okfuskee-Okmulgee-
656 PM CST Wed Mar 8 2017

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

Relative humidity values have begun to rise above 25 percent while
southerly winds continue to subside across Northeast Oklahoma. 
Thus, fire dangers should continue to weaken during the evening 
and overnight hours. 

$$

Nearby

Red Flag Warnings in Oklahoma, 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.