Alert archive / Oklahoma / Tornado Watches in 2023

Tornado Watch 44

February 26, 202351 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Feb 26, 2023, 7:32 PM CST for 51 counties in Oklahoma. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Feb 26, 2023, 7:32 PM CST (01:32 UTC)
Expired: Feb 27, 2023, 1:00 AM CST
In force: 5 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 80 kt

All 51 counties

Adair County, OK, Atoka County, OK, Bryan County, OK, Canadian County, OK, Carter County, OK, Cherokee County, OK, Cleveland County, OK, Coal County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Haskell County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Kay County, OK, Kingfisher County, OK, Latimer County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Marshall County, OK, Mayes County, OK, McClain County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Noble County, OK, Nowata County, OK, Okfuskee County, OK, Oklahoma County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Payne County, OK, Pittsburg County, OK, Pontotoc County, OK, Pottawatomie County, OK, Pushmataha County, OK, Rogers County, OK, Seminole County, OK, Sequoyah County, OK, Stephens County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 81 km from the middle of the area, began a volume at 01:35 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 70%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 90%
One or more gusts of 65 knots or more: 70%
Ten or more severe hail reports: 40%
One or more hailstones of 2 inches or more: 20%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

46 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Feb 26, 7:33 PM CST	Severe Thunderstorm Warning Destructive damage threat	OUN	Beckham, Blaine, Caddo, Canadian, Comanche, Custer and 7 more	42 min
Feb 26, 8:11 PM CST	Severe Thunderstorm Warning Destructive damage threat	OUN	Blaine, Caddo, Canadian, Comanche, Custer, Dewey and 6 more	49 min
Feb 26, 8:12 PM CST	Severe Thunderstorm Warning	OUN	Alfalfa, Blaine, Custer, Dewey, Garfield, Grant and 3 more	48 min
Feb 26, 8:29 PM CST	Tornado Warning	OUN	Alfalfa, Grant	19 min
Feb 26, 8:36 PM CST	Tornado Warning	OUN	Caddo, Canadian, Grady	39 min
Feb 26, 8:45 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Caddo, Canadian, Cleveland, Comanche, Cotton, Garvin and 6 more	45 min
Feb 26, 8:46 PM CST	Tornado Warning	OUN	Alfalfa, Grant	14 min
Feb 26, 8:52 PM CST	Tornado Warning	OUN	Alfalfa, Garfield, Grant	23 min
Feb 26, 9:03 PM CST	Severe Thunderstorm Warning	OUN	Cotton, Jefferson	42 min
Feb 26, 9:03 PM CST	Tornado Warning	OUN	Grant	31 min
Feb 26, 9:06 PM CST	Severe Thunderstorm Warning	OUN	Alfalfa, Blaine, Garfield, Grant, Kay, Kingfisher and 3 more	39 min
Feb 26, 9:08 PM CST	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher, Logan, Oklahoma	31 min
Feb 26, 9:12 PM CST	Tornado Warning	OUN	Garfield, Kingfisher, Major	17 min
Feb 26, 9:12 PM CST	Tornado Warning Tornado observed	OUN	Canadian, Cleveland, Oklahoma	48 min
Feb 26, 9:14 PM CST	Tornado Warning Tornado observed	OUN	Canadian, Oklahoma	17 min
Feb 26, 9:15 PM CST	Tornado Warning	OUN	Garfield, Grant, Kay	30 min
Feb 26, 9:15 PM CST	Tornado Warning	OUN	Cleveland, McClain, Oklahoma	45 min
Feb 26, 9:22 PM CST	Tornado Warning	OUN	Grant, Kay	38 min
Feb 26, 9:27 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Cleveland, Hughes, Lincoln, McClain, Oklahoma, Pontotoc and 2 more	48 min
Feb 26, 9:27 PM CST	Tornado Warning	OUN	Garfield, Grant, Kay, Noble	33 min
Feb 26, 9:31 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Carter, Coal, Garvin, Hughes, Jefferson, Johnston and 5 more	44 min
Feb 26, 9:33 PM CST	Severe Thunderstorm Warning Destructive damage threat	OUN	Garfield, Grant, Kay, Kingfisher, Logan, Noble	42 min
Feb 26, 9:36 PM CST	Tornado Warning Tornado observed	OUN	Cleveland, Lincoln, Oklahoma, Pottawatomie, Seminole	39 min
Feb 26, 9:37 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Creek, McIntosh, Okfuskee, Okmulgee, Pittsburg	38 min
Feb 26, 9:56 PM CST	Tornado Warning	OUN	Garvin, McClain, Pontotoc, Pottawatomie, Seminole	36 min
Feb 26, 9:57 PM CST	Tornado Warning	OUN	Garfield, Grant, Kay, Noble	48 min
Feb 26, 10:00 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Osage, Pawnee	60 min
Feb 26, 10:05 PM CST	Tornado Warning	TSA	Creek, Okfuskee, Okmulgee	25 min
Feb 26, 10:09 PM CST	Tornado Warning Tornado observed	OUN	Lincoln	15 min
Feb 26, 10:15 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Hughes, Lincoln, Pontotoc, Pottawatomie, Seminole	45 min
Feb 26, 10:16 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Atoka, Coal, Hughes, Johnston, Murray, Pontotoc and 2 more	44 min
Feb 26, 10:17 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	McIntosh, Okfuskee, Okmulgee, Pittsburg	43 min
Feb 26, 10:20 PM CST	Tornado Warning	OUN	Coal, Hughes, Pontotoc, Seminole	14 min
Feb 26, 10:27 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Creek, Muskogee, Okfuskee, Okmulgee, Osage, Pawnee and 3 more	48 min
Feb 26, 10:38 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Latimer, Pittsburg, Pushmataha	52 min
Feb 26, 10:43 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Kay	17 min
Feb 26, 10:52 PM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Atoka, Coal, Hughes	38 min
Feb 26, 10:58 PM CST	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okfuskee, Okmulgee	17 min
Feb 26, 11:06 PM CST	Tornado Warning	TSA	Muskogee, Okmulgee, Rogers, Wagoner	24 min
Feb 26, 11:13 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Cherokee, Craig, McIntosh, Mayes, Muskogee, Okmulgee and 2 more	47 min
Feb 26, 11:23 PM CST	Tornado Warning	TSA	Mayes, Rogers, Wagoner	24 min
Feb 26, 11:51 PM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Adair, Cherokee, Craig, Delaware, McIntosh, Mayes and 3 more	39 min
Feb 27, 12:18 AM CST	Tornado Warning	TSA	Ottawa	17 min
Feb 27, 12:20 AM CST	Severe Thunderstorm Warning	TSA	Craig, Ottawa	16 min
Feb 27, 12:26 AM CST	Severe Thunderstorm Warning Considerable damage threat	TSA	Adair, Cherokee, Delaware, Haskell, LeFlore, Ottawa and 1 more	49 min
Feb 27, 12:42 AM CST	Tornado Warning	TSA	Sequoyah	20 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.5 hours before the alert went out and 116 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 546 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 470 m²/s²
0-3 km storm-relative helicity: 598 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 26, 7:02 PM CST	Mesoscale Discussion	SPC	Atoka, Blaine, Caddo, Canadian, Carter, Cleveland and 37 more	118 min
Feb 26, 7:53 PM CST	Mesoscale Discussion	SPC	Caddo, Canadian, Cleveland, Grady, Greer, Kiowa and 2 more	97 min
Feb 26, 10:17 PM CST	Mesoscale Discussion	SPC	Atoka, Carter, Coal, Creek, Hughes, Johnston and 23 more	88 min
Feb 26, 10:58 PM CST	Mesoscale Discussion	SPC	Craig, Delaware, Nowata, Ottawa, Washington	2 hr
Feb 26, 11:42 PM CST	Mesoscale Discussion	SPC	Atoka, Choctaw, Haskell, Latimer, LeFlore, McCurtain and 2 more	63 min

Nearby

Tornado Watches in Oklahoma, 2023 Every tornado watch in 2023

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.