Alert archive / Oklahoma / Red Flag Warnings in 2017

Red Flag Warning 3, NWS Tulsa, OK

February 10, 20176 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Feb 10, 2017, 3:34 PM CST for 6 counties in Oklahoma. It took effect at Feb 11, 2017, 11:00 AM 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 10, 2017, 3:34 PM CST (21:34 UTC)
In effect from
Feb 11, 2017, 11:00 AM CST
Expired
Feb 11, 2017, 6:00 PM CST
In force
7 hr
Issued by
NWS Tulsa, OK

Counties Creek County, OK, Nowata County, OK, Okfuskee County, OK, Pawnee County, OK, Tulsa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 52 km from the middle of the area, began a volume at 21:33 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 12:00Z, 9.6 hours before the alert went out and 159 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 12:00Z on 2017-02-10Temperature 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 12:00Z on 2017-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 468 square meters per square second.193958Sfc1 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
2066 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
468 m²/s²
0-3 km storm-relative helicity
516 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

279 
WWUS84 KTSA 102134
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
334 PM CST Fri Feb 10 2017

OKZ054-059-064-065-111000-
/O.NEW.KTSA.FW.W.0003.170211T1700Z-170212T0000Z/
/O.CON.KTSA.FW.W.0002.000000T0000Z-170211T0100Z/
Osage-Pawnee-Creek-Okfuskee-
334 PM CST Fri Feb 10 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR ALL MUCH OF EASTERN OKLAHOMA
AND NORTHWEST ARKANSAS...

...RED FLAG WARNING IN EFFECT SATURDAY FOR VERY DRY AND HOT 
CONDITIONS FOR LOCATIONS WEST OF HIGHWAY 75 IN NORTHEAST OKLAHOMA...

The National Weather Service in Tulsa has issued a Red Flag
Warning, at the request of the Oklahoma Forestry Service, which 
is in effect from 11 AM to 6 PM CST Saturday.


* AFFECTED AREA...IN Oklahoma, Osage, Pawnee, Creek, and 
  Okfuskee counties. 

* WIND...South to southwesterly winds 10 to 15 mph with gusts to 
  25 mph.

* HUMIDITY...Afternoon humidity around 20 percent.

* TEMPERATURE...Mid 80s to near 90.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$

ARZ001-002-010-011-019-020-029-OKZ049-053-055>058-060>063-066>076-
110100-
/O.CON.KTSA.FW.W.0002.000000T0000Z-170211T0100Z/
Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian-
Pushmataha-Choctaw-Washington OK-Nowata-Craig-Ottawa-Tulsa-Rogers-
Mayes-Delaware-Okmulgee-Wagoner-Cherokee-Adair-Muskogee-McIntosh-
Sequoyah-Pittsburg-Haskell-Latimer-Le Flore-
334 PM CST Fri Feb 10 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR MUCH OF EASTERN OKLAHOMA AND
NORTHWEST ARKANSAS...

* AFFECTED AREA...In Arkansas, Benton, Carroll, Washington, 
  Madison, Crawford, Franklin, and Sebastian counties. In 
  Oklahoma, Pushmataha, Choctaw, Washington, Nowata, Craig, 
  Ottawa, Tulsa, Rogers, Mayes, Delaware, Okmulgee, Wagoner, 
  Cherokee, Adair, Muskogee, McIntosh, Sequoyah, Pittsburg, 
  Haskell, Latimer, and Le Flore counties. 

* WIND...South to southwesterly winds 15 to 25 mph with gusts to
  35 mph. Winds will gradually weaken after sunset.

* HUMIDITY...Mid 20 percent northeast Oklahoma to lower 40 
  percent across far southeast Oklahoma.

* TEMPERATURE...Upper 60s far northwest Arkansas to mid 70s 
  eastern Oklahoma.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$
4 follow-up statements
141 
WWUS84 KTSA 110116
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
716 PM CST Fri Feb 10 2017

...FIRE WEATHER TO REMAIN A CONCERN THRU SATURDAY...

.Record high temps and very dry air will combine with some
southwest wind and the very favorable fuel conditions in place
over OK to yield conditions conducive for rapid fire spread.

OKZ054-059-064-065-111100-
/O.EXP.KTSA.FW.W.0002.000000T0000Z-170211T0100Z/
/O.CON.KTSA.FW.W.0003.170211T1700Z-170212T0000Z/
Osage-Pawnee-Creek-Okfuskee-
716 PM CST Fri Feb 10 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 6 PM CST
SATURDAY FOR VERY DRY AND WINDY CONDITIONS FOR AREAS WEST OF
HIGHWAY 75 IN NORTHEAST OKLAHOMA... 
...RED FLAG WARNING HAS EXPIRED FOR VERY DRY AND WINDY 
CONDITIONS FOR EASTERN OKLAHOMA THIS EVENING...

The National Weather Service in Tulsa issued a Red Flag Warning, 
at the request of the Oklahoma Forestry Service, which is in 
effect from 11 AM to 6 PM CST Saturday. The Red Flag Warning that
was in effect for today has expired at 7 PM.

* AFFECTED AREA...IN Oklahoma, Osage, Pawnee, Creek, and 
  Okfuskee counties. 

* WIND...South to southwesterly winds 10 to 15 mph with gusts 
  to 25 mph. 

* HUMIDITY...Afternoon humidity around 20 percent.

* TEMPERATURE...Mid 80s to near 90.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$

ARZ001-002-010-011-019-020-029-OKZ049-053-055>058-060>063-066>076-
110230-
/O.EXP.KTSA.FW.W.0002.000000T0000Z-170211T0100Z/
Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian-
Pushmataha-Choctaw-Washington OK-Nowata-Craig-Ottawa-Tulsa-Rogers-
Mayes-Delaware-Okmulgee-Wagoner-Cherokee-Adair-Muskogee-McIntosh-
Sequoyah-Pittsburg-Haskell-Latimer-Le Flore-
716 PM CST Fri Feb 10 2017

...RED FLAG WARNING HAS EXPIRED FOR VERY DRY AND WINDY CONDITIONS
FOR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS...

Relative humidities have recovered this evening and the winds have
subsided some from their peak during the afternoon. Therefore, the
Red Flag Warning was allowed to expire at 7 PM.

$$

Lacy
672 
WWUS84 KTSA 110911
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
311 AM CST Sat Feb 11 2017


OKZ054-059-064-065-120000-
/O.CON.KTSA.FW.W.0003.170211T1700Z-170212T0000Z/
Osage-Pawnee-Creek-Okfuskee-
311 AM CST Sat Feb 11 2017

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
6 PM CST THIS EVENING FOR VERY DRY AND WINDY CONDITIONS FOR AREAS
WEST OF HIGHWAY 75 IN NORTHEAST OKLAHOMA...

* AFFECTED AREA...IN Oklahoma, Osage, Pawnee, Creek, and 
  Okfuskee counties. 

* WIND...Southwesterly to westerly winds 10 to 15 mph with gusts 
  to 25 mph.

* HUMIDITY...Afternoon humidity 20 TO 25 percent.

* TEMPERATURE...Mid 80s to near 90.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$
270 
WWUS84 KTSA 111733
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
1133 AM CST Sat Feb 11 2017


OKZ055-056-060-120000-
/O.EXA.KTSA.FW.W.0003.000000T0000Z-170212T0000Z/
Washington OK-Nowata-Tulsa-
1133 AM CST Sat Feb 11 2017

...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR
VERY DRY AND WINDY CONDITIONS FOR AREAS WEST OF HIGHWAY 75 IN
NORTHEAST OKLAHOMA...

The National Weather Service in Tulsa has issued a Red Flag
Warning, which is in effect until 6 PM CST this evening. 

* AFFECTED AREA...In Oklahoma, Washington, Nowata, and Tulsa
  counties.

* WIND...Southwesterly to westerly winds 10 to 15 mph with 
  gusts to 25 mph. 

* HUMIDITY...Afternoon humidity 15 to 25 percent.

* TEMPERATURE...Mid 80s to near 90.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$

OKZ054-059-064-065-120000-
/O.CON.KTSA.FW.W.0003.000000T0000Z-170212T0000Z/
Osage-Pawnee-Creek-Okfuskee-
1133 AM CST Sat Feb 11 2017

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR AREAS WEST OF HIGHWAY 75 IN
NORTHEAST OKLAHOMA...

* AFFECTED AREA...In Oklahoma, Osage, Pawnee, Creek, and Okfuskee
  counties.

* WIND...Southwesterly to westerly winds 10 to 15 mph with 
  gusts to 25 mph. 

* HUMIDITY...Afternoon humidity 15 to 25 percent.

* TEMPERATURE...Mid 80s to near 90.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Fuels continue to remain dry allowing wildfires to ignite more
easily.

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.

&&

$$
657 
WWUS84 KTSA 120013
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
613 PM CST Sat Feb 11 2017

...Red Flag Warning has expired...

OKZ054>056-059-060-064-065-120115-
/O.EXP.KTSA.FW.W.0003.000000T0000Z-170212T0000Z/
Osage-Washington OK-Nowata-Pawnee-Tulsa-Creek-Okfuskee-
613 PM CST Sat Feb 11 2017

...RED FLAG WARNING HAS EXPIRED FOR VERY DRY AND WINDY CONDITIONS
FOR AREAS WEST OF HIGHWAY 75 IN NORTHEAST OKLAHOMA...

The relative humidity has recovered this evening and the wind has 
subsided from the gustiness of earlier today. Therefore, the Red 
Flag Warning was allowed to expire at 6 PM.

$$

69

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 10, 3:07 AM CSTRed Flag WarningTSAAdair, Cherokee, Choctaw, Craig, Creek, Delaware and 16 more16 hr
Feb 10, 8:55 AM CSTWind AdvisoryTSAAdair, Cherokee, Craig, Creek, Delaware, Haskell and 14 more6 hr

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; radar from the NEXRAD Level II archive.