Alert archive / Oklahoma / Tornado Watches in 2026

Tornado Watch 33

March 10, 202647 counties in Oklahoma; 22 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 10, 2026, 5:01 PM CDT for 47 counties in Oklahoma; 22 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Mar 10, 2026, 5:01 PM CDT (22:01 UTC)
Expired: Mar 10, 2026, 11:00 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center
Largest hail expected: 3.5 in
Strongest gust expected: 70 kt

All 69 counties

Alfalfa County, OK, Atoka County, OK, Blaine County, OK, Bryan County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Coal County, OK, Comanche County, OK, Cotton County, OK, Creek County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Harper County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, Major County, OK, Marshall County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Okfuskee County, OK, Oklahoma County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Comanche County, TX, Cooke County, TX, Denton County, TX, Eastland County, TX, Erath County, TX, Grayson County, TX, Hamilton County, TX, Hood County, TX, Jack County, TX, Mills County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Somervell County, TX, Stephens County, TX, Wichita County, TX, Wilbarger County, TX, Wise County, TX, Young County, TX

The radar

The Norman radar (KTLX), 63 km from the middle of the area, began a volume at 22:02 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: 60%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 80%
One or more gusts of 65 knots or more: 60%
Ten or more severe hail reports: 80%
One or more hailstones of 2 inches or more: 60%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Mar 10, 5:02 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Harper, Woods, Woodward	58 min
Mar 10, 5:09 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Cotton, Tillman	51 min
Mar 10, 5:27 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Woods	32 min
Mar 10, 5:37 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Baylor, Knox	38 min
Mar 10, 5:39 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	51 min
Mar 10, 5:55 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian	50 min
Mar 10, 5:57 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton	48 min
Mar 10, 6:08 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Stephens	67 min
Mar 10, 6:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Baylor, Wilbarger	52 min
Mar 10, 6:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	46 min
Mar 10, 6:21 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher	39 min
Mar 10, 6:27 PM CDT	Tornado Warning	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	48 min
Mar 10, 6:37 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Comanche, Cotton, Stephens	53 min
Mar 10, 6:47 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Tillman	43 min
Mar 10, 6:50 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant, Kingfisher	55 min
Mar 10, 6:55 PM CDT	Tornado Warning	OUN	Cleveland, Oklahoma	50 min
Mar 10, 7:00 PM CDT	Severe Thunderstorm Warning	FWD	Eastland	60 min
Mar 10, 7:04 PM CDT	Tornado Warning	FWD	Palo Pinto, Stephens	26 min
Mar 10, 7:12 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FWD	Palo Pinto, Stephens	63 min
Mar 10, 7:14 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Comanche, Cotton, Kiowa, Tillman	46 min
Mar 10, 7:27 PM CDT	Tornado Warning	OUN	Lincoln, Oklahoma, Pottawatomie	48 min
Mar 10, 7:29 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Grady, McClain, Stephens	46 min
Mar 10, 7:30 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FWD	Palo Pinto, Stephens	30 min
Mar 10, 7:41 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Woods	46 min
Mar 10, 7:42 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Comanche, Kiowa, Tillman	37 min
Mar 10, 7:48 PM CDT	Tornado Warning	FWD	Palo Pinto	27 min
Mar 10, 7:58 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FWD	Eastland, Erath, Hood, Palo Pinto, Parker	62 min
Mar 10, 8:06 PM CDT	Severe Thunderstorm Warning Considerable damage threat	FWD	Jack, Wise	54 min
Mar 10, 8:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Lincoln, Oklahoma	52 min
Mar 10, 8:13 PM CDT	Severe Thunderstorm Warning Destructive damage threat	FWD	Jack, Palo Pinto, Parker, Wise	32 min
Mar 10, 8:14 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Grady, Stephens	31 min
Mar 10, 8:14 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady, McClain	46 min
Mar 10, 8:32 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Grady, McClain	43 min
Mar 10, 8:37 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	38 min
Mar 10, 8:49 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	56 min
Mar 10, 8:51 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Alfalfa	39 min
Mar 10, 8:54 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	22 min
Mar 10, 8:54 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Denton, Montague, Wise	66 min
Mar 10, 8:55 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Pottawatomie	65 min
Mar 10, 8:56 PM CDT	Severe Thunderstorm Warning	FWD	Parker, Tarrant	64 min
Mar 10, 9:09 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	51 min
Mar 10, 9:29 PM CDT	Severe Thunderstorm Warning	OUN	Carter, Johnston, Love, Marshall	46 min
Mar 10, 9:30 PM CDT	Severe Thunderstorm Warning	OUN	Pottawatomie	45 min
Mar 10, 9:32 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	11 min
Mar 10, 9:37 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Cooke, Dallas, Grayson, Rockwall	38 min
Mar 10, 9:39 PM CDT	Flash Flood Warning	FWD	Collin, Dallas, Denton, Tarrant	5 hr
Mar 10, 9:49 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Carter, Johnston, Love, Marshall	41 min
Mar 10, 10:05 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee	25 min
Mar 10, 10:07 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Atoka, Bryan, Carter, Coal, Hughes, Johnston and 3 more	38 min
Mar 10, 10:20 PM CDT	Severe Thunderstorm Warning	TSA	Creek, McIntosh, Okfuskee, Okmulgee	40 min
Mar 10, 10:38 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Atoka, Bryan, Coal, Hughes, Johnston, Marshall and 1 more	67 min
Mar 10, 10:46 PM CDT	Tornado Warning	OUN	Hughes	29 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 12:00Z, 10.0 hours before the alert went out and 46 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: 741 J/kg
Mixed-layer CIN: -252 J/kg
Mixed-layer LCL: 911 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 261 m²/s²
0-3 km storm-relative helicity: 254 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 10, 3:34 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Ellis, Grant, Harper, Woods, Woodward	116 min
Mar 10, 4:32 PM CDT	Mesoscale Discussion	SPC	Blaine, Bryan, Caddo, Canadian, Carter, Cleveland and 26 more	2 hr
Mar 10, 4:51 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Grant, Kay, Woods, Woodward	2 hr
Mar 10, 6:53 PM CDT	Mesoscale Discussion	SPC	Canadian, Cleveland, Cotton, Garvin, Grady, Kingfisher and 10 more	3 hr
Mar 10, 1:35 PM CDT	Mesoscale Discussion	SPC	Brown, Callahan, Coke, Coleman, Concho, Crockett and 29 more	115 min
Mar 10, 3:13 PM CDT	Tornado Watch	SPC	Bandera, Brown, Callahan, Coke, Coleman, Concho and 27 more	7 hr
Mar 10, 6:24 PM CDT	Mesoscale Discussion	SPC	Brown, Callahan, Coleman, Comanche, Concho, Eastland and 18 more	2 hr

Nearby

Tornado Watches in Oklahoma, 2026 Tornado Watches in Texas, 2026 Every tornado watch in 2026

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.