Alert archive / Oklahoma / Red Flag Warnings in 2021

Red Flag Warning 4, NWS Tulsa, OK

March 29, 202116 counties in Oklahoma

NWS Tulsa, OK issued this red flag warning at Mar 29, 2021, 2:59 AM CDT for 16 counties in Oklahoma. It took effect at Mar 29, 2021, 11:00 AM CDT. It was in force for 9 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 29, 2021, 2:59 AM CDT (07:59 UTC)
In effect from
Mar 29, 2021, 11:00 AM CDT
Expired
Mar 29, 2021, 8:00 PM CDT
In force
9 hr
Issued by
NWS Tulsa, OK

Counties Craig County, OK, Creek County, OK, Delaware County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pawnee County, OK, Pittsburg County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 13 km from the middle of the area, began a volume at 07:56 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, 8.0 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 2021-03-29Temperature 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 2021-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
2695 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

551 
WWUS84 KTSA 290759
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
259 AM CDT Mon Mar 29 2021


OKZ054>064-291800-
/O.UPG.KTSA.FW.A.0001.210329T1600Z-210330T0100Z/
/O.NEW.KTSA.FW.W.0004.210329T1600Z-210330T0100Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Delaware-Creek-
259 AM CDT Mon Mar 29 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CDT
THIS EVENING FOR VERY DRY AND WINDY CONDITIONS FOR NORTHEAST
OKLAHOMA GENERALLY ALONG AND NORTH OF INTERSTATE 44 AND ALONG AND
WEST OF HIGHWAY 75...

The National Weather Service in Tulsa has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 8 PM CDT
this evening. The Fire Weather Watch is no longer in effect. 


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

* WIND...South winds 20 to 30 with gusts to 45 mph.

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

* TEMPERATURE...High temperatures in the mid to upper 70s.

* 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.

&&

$$

OKZ065-066-291800-
/O.NEW.KTSA.FW.W.0004.210329T1600Z-210330T0100Z/
Okfuskee-Okmulgee-
259 AM CDT Mon Mar 29 2021

...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM CDT
THIS EVENING FOR VERY DRY AND WINDY CONDITIONS FOR NORTHEAST
OKLAHOMA GENERALLY ALONG AND NORTH OF INTERSTATE 44 AND ALONG AND
WEST OF HIGHWAY 75...

The National Weather Service in Tulsa has issued a Red Flag
Warning, which is in effect from 11 AM this morning to 8 PM CDT
this evening. 

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

* WIND...South winds 20 to 30 with gusts to around 40 mph.

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

* TEMPERATURE...High temperatures in the mid to upper 70s.

* 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.

&&

$$
2 follow-up statements
851 
WWUS84 KTSA 291553
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
1053 AM CDT Mon Mar 29 2021


OKZ067-070-071-073-300100-
/O.EXA.KTSA.FW.W.0004.210329T1600Z-210330T0100Z/
Wagoner-Muskogee-McIntosh-Pittsburg-
1053 AM CDT Mon Mar 29 2021

...RED FLAG WARNING IS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR VERY
DRY AND WINDY CONDITIONS...AND NOW INCLUDES ADDITIONAL PARTS OF 
NORTHEAST OKLAHOMA AND PORTIONS OF SOUTHEAST OKLAHOMA...

The National Weather Service in Tulsa has issued a Red Flag
Warning, which is in effect until 8 PM CDT this evening. 

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

* WIND...South winds 20 to 30 with gusts to 45 mph.

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

* TEMPERATURE...High temperatures in the mid to upper 70s.

* 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.

&&

$$

OKZ054>066-300100-
/O.CON.KTSA.FW.W.0004.210329T1600Z-210330T0100Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Delaware-Creek-Okfuskee-Okmulgee-
1053 AM CDT Mon Mar 29 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR NORTHEAST OKLAHOMA
GENERALLY ALONG AND NORTH OF INTERSTATE 44 AND ALONG AND WEST OF
HIGHWAY 75...

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

* WIND...South winds 20 to 30 with gusts to 45 mph.

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

* TEMPERATURE...High temperatures in the mid to upper 70s.

* 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.

&&

$$
598 
WWUS84 KTSA 291859
RFWTSA

URGENT - FIRE WEATHER MESSAGE
National Weather Service Tulsa OK
159 PM CDT Mon Mar 29 2021

OKZ054>067-070-071-073-300100-
/O.CON.KTSA.FW.W.0004.000000T0000Z-210330T0100Z/
Osage-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-Mayes-
Delaware-Creek-Okfuskee-Okmulgee-Wagoner-Muskogee-McIntosh-
Pittsburg-
159 PM CDT Mon Mar 29 2021

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING
FOR VERY DRY AND WINDY CONDITIONS FOR PORTIONS OF EASTERN OKLAHOMA 
GENERALLY NORTH AND WEST OF A LINE FROM MCALESTER OKLAHOMA TO 
GROVE OKLAHOMA...

* AFFECTED AREA...IN Oklahoma, Osage, Washington, Nowata, Craig, 
  Ottawa, Pawnee, Tulsa, Rogers, Mayes, Delaware, Creek, 
  Okfuskee, Okmulgee, Wagoner, Muskogee, McIntosh, and Pittsburg 
  counties. 

* WIND...South winds 20 to 30 with gusts to 45 mph.

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

* TEMPERATURE...High temperatures in the mid to upper 70s.

* 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, 2021Every red flag warning in 2021

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.