Alert archive / Oklahoma / Freeze Warnings in 2021

Freeze Warning 5, NWS Tulsa, OK

November 3, 20214 counties in Arkansas; 7 counties in Oklahoma

NWS Tulsa, OK issued this freeze warning at Nov 3, 2021, 3:40 AM CDT for 4 counties in Arkansas; 7 counties in Oklahoma. It took effect at Nov 4, 2021, 1:00 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
Nov 3, 2021, 3:40 AM CDT (08:40 UTC)
In effect from
Nov 4, 2021, 1:00 AM CDT
Expired
Nov 4, 2021, 9:00 AM CDT
In force
8 hr
Issued by
NWS Tulsa, OK

Counties Benton County, AR, Carroll County, AR, Madison County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, Ottawa County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 65 km from the middle of the area, began a volume at 08:39 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, 8.7 hours before the alert went out and 139 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, Springfield, MO at 00:00Z on 2021-11-03Temperature 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, Springfield, MO at 00:00Z on 2021-11-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 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
1053 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
6 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

529 
WWUS74 KTSA 030840
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
340 AM CDT Wed Nov 3 2021

ARZ002-011-020-031645-
/O.UPG.KTSA.FZ.A.0004.211104T0600Z-211104T1400Z/
/O.NEW.KTSA.FZ.W.0005.211104T0600Z-211104T1400Z/
Carroll-Madison-Franklin-
Including the cities of Berryville, Eureka Springs, Huntsville, 
Ozark, and Charleston
340 AM CDT Wed Nov 3 2021

...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Carroll, Madison and Franklin Counties.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and 
tender vegetation. If you have plants, small trees or other 
tender vegetation which could be harmed by a freeze, take the time
now to protect them. Potted plants normally left outdoors should 
be covered or brought inside away from the cold. 

&&

$$

ARZ001-010-019-OKZ058-063-068-069-072-031645-
/O.NEW.KTSA.FZ.A.0005.211104T0600Z-211104T1400Z/
Benton-Washington AR-Crawford-Ottawa-Delaware-Cherokee-Adair-
Sequoyah-
Including the cities of Rogers, Bentonville, Fayetteville, 
Springdale, Van Buren, Miami, Grove, Jay, Tahlequah, Stilwell, 
and Sallisaw
340 AM CDT Wed Nov 3 2021

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY
MORNING...

* WHAT...Sub-freezing temperatures as low as 31 possible.

* WHERE...In Oklahoma, Ottawa, Delaware, Cherokee, Adair and 
  Sequoyah Counties. In Arkansas, Benton, Washington AR and 
  Crawford Counties.

* WHEN...From late tonight through Thursday morning.

* IMPACTS...These conditions could kill plants and and other 
  tender vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and 
tender vegetation. If you have plants, small trees or other 
tender vegetation which could be harmed by a freeze, take the time
now to protect them. Potted plants normally left outdoors should 
be covered or brought inside away from the cold. 

&&

$$

Stay tuned to NOAA weather radio,commercial radio or television
for the latest information,forecasts,and warnings.
For more information from the National Weather Service visit
https://weather.gov/tsa
3 follow-up statements
615 
WWUS74 KTSA 031522
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
1022 AM CDT Wed Nov 3 2021

ARZ002-011-020-040000-
/O.CON.KTSA.FZ.W.0005.211104T0600Z-211104T1400Z/
Carroll-Madison-Franklin-
Including the cities of Berryville, Eureka Springs, Huntsville, 
Ozark, and Charleston
1022 AM CDT Wed Nov 3 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT
THURSDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Carroll, Madison and Franklin Counties.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and
tender vegetation. If you have plants, small trees or other
tender vegetation which could be harmed by a freeze, take the
time now to protect them. Potted plants normally left outdoors
should be covered or brought inside away from the cold.

&&

$$

ARZ001-010-019-OKZ058-063-068-069-072-040000-
/O.CON.KTSA.FZ.A.0005.211104T0600Z-211104T1400Z/
Benton-Washington AR-Crawford-Ottawa-Delaware-Cherokee-Adair-
Sequoyah-
Including the cities of Rogers, Bentonville, Fayetteville, 
Springdale, Van Buren, Miami, Grove, Jay, Tahlequah, Stilwell, 
and Sallisaw
1022 AM CDT Wed Nov 3 2021

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
THURSDAY MORNING...

* WHAT...Sub-freezing temperatures as low as 31 possible.

* WHERE...In Oklahoma, Ottawa, Delaware, Cherokee, Adair and 
  Sequoyah Counties. In Arkansas, Benton, Washington AR and 
  Crawford Counties.

* WHEN...From late tonight through Thursday morning.

* IMPACTS...These conditions could kill plants and and other 
  tender vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and
tender vegetation. If you have plants, small trees or other
tender vegetation which could be harmed by a freeze, take the
time now to protect them. Potted plants normally left outdoors
should be covered or brought inside away from the cold.

&&

$$

Stay tuned to NOAA weather radio,commercial radio or television
for the latest information,forecasts,and warnings.
For more information from the National Weather Service visit
https://weather.gov/tsa
471 
WWUS74 KTSA 032008
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
308 PM CDT Wed Nov 3 2021

ARZ001-010-019-OKZ058-063-068-069-072-041400-
/O.UPG.KTSA.FZ.A.0005.211104T0600Z-211104T1400Z/
/O.EXA.KTSA.FZ.W.0005.211104T0600Z-211104T1400Z/
Benton-Washington AR-Crawford-Ottawa-Delaware-Cherokee-Adair-
Sequoyah-
Including the cities of Rogers, Bentonville, Fayetteville, 
Springdale, Van Buren, Miami, Grove, Jay, Tahlequah, Stilwell, 
and Sallisaw
308 PM CDT Wed Nov 3 2021

...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY...

* WHAT...Sub-freezing temperatures as low as 29 possible.

* WHERE...In Oklahoma, Ottawa, Delaware, Cherokee, Adair and 
  Sequoyah Counties. In Arkansas, Benton, Washington AR and 
  Crawford Counties.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and and other 
  tender vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and 
tender vegetation. If you have plants, small trees or other 
tender vegetation which could be harmed by a freeze, take the time 
now to protect them. Potted plants normally left outdoors should 
be covered or brought inside away from the cold. 

&&

$$

ARZ029-OKZ049-074>076-041400-
/O.EXA.KTSA.FZ.W.0005.211104T0600Z-211104T1400Z/
Sebastian-Pushmataha-Haskell-Latimer-Le Flore-
Including the cities of Fort Smith, Antlers, Clayton, Stigler, 
Wilburton, and Poteau
308 PM CDT Wed Nov 3 2021

...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT THURSDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...In Oklahoma, Pushmataha, Haskell, Latimer and Le Flore 
  Counties. In Arkansas, Sebastian County.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and 
tender vegetation. If you have plants, small trees or other 
tender vegetation which could be harmed by a freeze, take the time
now to protect them. Potted plants normally left outdoors should 
be covered or brought inside away from the cold. 

&&

$$

ARZ002-011-020-041400-
/O.CON.KTSA.FZ.W.0005.211104T0600Z-211104T1400Z/
Carroll-Madison-Franklin-
Including the cities of Berryville, Eureka Springs, Huntsville, 
Ozark, and Charleston
308 PM CDT Wed Nov 3 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 9 AM CDT
THURSDAY...

* WHAT...Sub-freezing temperatures as low as 29 expected.

* WHERE...Carroll, Madison and Franklin Counties.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Precautions should also be taken to protect small plants and
tender vegetation. If you have plants, small trees or other
tender vegetation which could be harmed by a freeze, take the
time now to protect them. Potted plants normally left outdoors
should be covered or brought inside away from the cold.

&&

$$

Stay tuned to NOAA weather radio,commercial radio or television
for the latest information,forecasts,and warnings.
For more information from the National Weather Service visit
https://weather.gov/tsa
770 
WWUS74 KTSA 040846
NPWTSA

URGENT - WEATHER MESSAGE
National Weather Service Tulsa OK
346 AM CDT Thu Nov 4 2021

ARZ001-002-010-011-019-020-029-OKZ049-063-068-069-072-074>076-
041700-
/O.NEW.KTSA.FZ.W.0006.211105T0600Z-211105T1400Z/
/O.CON.KTSA.FZ.W.0005.000000T0000Z-211104T1400Z/
Benton-Carroll-Washington AR-Madison-Crawford-Franklin-Sebastian-
Pushmataha-Delaware-Cherokee-Adair-Sequoyah-Haskell-Latimer-
Le Flore-
Including the cities of Rogers, Bentonville, Berryville, 
Eureka Springs, Fayetteville, Springdale, Huntsville, Van Buren, 
Ozark, Charleston, Fort Smith, Antlers, Clayton, Grove, Jay, 
Tahlequah, Stilwell, Sallisaw, Stigler, Wilburton, and Poteau
346 AM CDT Thu Nov 4 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING...
...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY...

* WHAT...Sub-freezing temperatures as low as 30 degrees this
  morning in a few low lying, sheltered areas. More widespread
  sub-freezing temperatures are likely tonight into Friday
  morning. 

* WHERE...Portions of east central, northeast and southeast 
  Oklahoma and northwest and west central Arkansas.

* WHEN...Until 9 AM CDT this morning...and from 1 AM to 9 AM CDT 
  Friday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you have plants, small trees or other tender vegetation which
could be harmed by a freeze, take the time now to protect them.
Potted plants normally left outdoors should be covered or brought
inside away from the cold. Also be sure to bring your small pets
indoors. Outdoor pets should have a warm, dry shelter with
sufficient food and fresh water.

&&

$$

OKZ053-073-041700-
/O.NEW.KTSA.FZ.W.0006.211105T0600Z-211105T1400Z/
Choctaw-Pittsburg-
Including the cities of Hugo and McAlester
346 AM CDT Thu Nov 4 2021

...FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM CDT FRIDAY...

* WHAT...Sub-freezing temperatures as low as 30 expected.

* WHERE...Choctaw and Pittsburg Counties.

* WHEN...From 1 AM to 9 AM CDT Friday.

* IMPACTS...These conditions will kill plants and other tender 
  vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you have plants, small trees or other tender vegetation which
could be harmed by a freeze, take the time now to protect them.
Potted plants normally left outdoors should be covered or brought
inside away from the cold. Also be sure to bring your small pets
indoors. Outdoor pets should have a warm, dry shelter with
sufficient food and fresh water.

&&

$$

OKZ058-041400-
/O.CON.KTSA.FZ.W.0005.000000T0000Z-211104T1400Z/
Ottawa-
Including the city of Miami
346 AM CDT Thu Nov 4 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING...

* WHAT...Sub-freezing temperatures as low as 29 possible.

* WHERE...In Oklahoma, Ottawa, Delaware, Cherokee, Adair and 
  Sequoyah Counties. In Arkansas, Benton, Washington AR and 
  Crawford Counties.

* WHEN...From 1 AM to 9 AM CDT Thursday.

* IMPACTS...These conditions will kill plants and and other 
  tender vegetation that are left outdoors or unprotected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you have plants, small trees or other tender vegetation which
could be harmed by a freeze, take the time now to protect them.
Potted plants normally left outdoors should be covered or brought
inside away from the cold. Also be sure to bring your small pets
indoors. Outdoor pets should have a warm, dry shelter with
sufficient food and fresh water.

&&

$$

Stay tuned to NOAA weather radio,commercial radio or television
for the latest information,forecasts,and warnings.
For more information from the National Weather Service visit
https://weather.gov/tsa

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 3, 3:40 AM CDTFreeze WatchTSABenton, Washington11 hr

Nearby

Freeze Warnings in Oklahoma, 2021Freeze Warnings in Arkansas, 2021Every freeze 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.