Alert archive / Oklahoma / Tornado Watches in 2024

Tornado Watch 141

April 26, 202413 counties in Kansas; Benton County, St. Clair County, Vernon County, Missouri; 39 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Apr 26, 2024, 2:12 PM CDT for 13 counties in Kansas; Benton County, St. Clair County, Vernon County, Missouri; 39 counties in Oklahoma. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Apr 26, 2024, 2:12 PM CDT (19:12 UTC)
Expired: Apr 26, 2024, 8:06 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center
Largest hail expected: 3 in
Strongest gust expected: 60 kt

All 55 counties

Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Benton County, MO, St. Clair County, MO, Vernon County, MO, Adair County, OK, Atoka County, OK, Bryan County, OK, Carter County, OK, Cherokee County, OK, Choctaw County, OK, Coal County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Lincoln County, OK, Love County, OK, Marshall County, OK, Mayes County, OK, McIntosh County, OK, Murray County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee 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, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 28 km from the middle of the area, began a volume at 19:14 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: 40%
Ten or more severe wind reports: 40%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 70%
One or more hailstones of 2 inches or more: 60%
Six or more combined severe hail and wind reports: 90%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Apr 26, 2:38 PM CDT	Severe Thunderstorm Warning	ICT	Elk, Greenwood, Wilson, Woodson	52 min
Apr 26, 2:44 PM CDT	Tornado Warning	ICT	Elk, Greenwood	43 min
Apr 26, 3:09 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk, Wilson	36 min
Apr 26, 3:22 PM CDT	Tornado Warning	ICT	Greenwood, Wilson, Woodson	38 min
Apr 26, 3:33 PM CDT	Tornado Warning	ICT	Elk, Wilson	27 min
Apr 26, 3:48 PM CDT	Tornado Warning	ICT	Woodson	16 min
Apr 26, 3:56 PM CDT	Tornado Warning Tornado observed	ICT	Wilson	34 min
Apr 26, 3:56 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Sequoyah	34 min
Apr 26, 3:58 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	47 min
Apr 26, 4:03 PM CDT	Tornado Warning	ICT	Wilson	28 min
Apr 26, 4:12 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Rogers, Tulsa, Washington	48 min
Apr 26, 4:28 PM CDT	Tornado Warning	ICT	Allen, Neosho, Wilson	34 min
Apr 26, 4:48 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Rogers, Washington	42 min
Apr 26, 4:53 PM CDT	Tornado Warning	ICT	Allen	31 min
Apr 26, 4:56 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Rogers, Tulsa	49 min
Apr 26, 5:10 PM CDT	Tornado Warning	SGF	Bourbon	50 min
Apr 26, 5:31 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers	44 min
Apr 26, 5:34 PM CDT	Tornado Warning	TSA	Craig, Mayes, Rogers	41 min
Apr 26, 5:52 PM CDT	Tornado Warning	SGF	Bourbon	38 min
Apr 26, 6:13 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Ottawa	10 min
Apr 26, 6:23 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	40 min
Apr 26, 6:40 PM CDT	Tornado Warning	SGF	St. Clair	28 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

Springfield, MO (KSGF), launched 12:00Z, 7.2 hours before the alert went out and 152 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: 687 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 506 m²/s²
0-3 km storm-relative helicity: 537 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 25, 7:42 PM CDT	Mesoscale Discussion	SPC	Finney, Grant, Gray, Hamilton, Haskell, Kearny and 9 more	2 hr
Apr 25, 7:48 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Gove, Graham, Norton, Rawlins and 2 more	57 min
Apr 25, 9:35 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Graham, Jewell, Norton, Phillips and 5 more	55 min
Apr 25, 9:50 PM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Decatur, Graham, Jewell, Norton, Phillips and 5 more	3 hr
Apr 26, 12:06 AM CDT	Mesoscale Discussion	SPC	Norton	54 min
Apr 26, 12:52 PM CDT	Tornado Watch	SPC	Brown, Marshall, Nemaha, Washington	6 hr
Apr 26, 12:53 PM CDT	Mesoscale Discussion	SPC	Chautauqua	2 hr
Apr 26, 2:31 PM CDT	Mesoscale Discussion	SPC	Brown, Marshall, Nemaha	89 min
Apr 26, 2:46 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Bourbon, Chase, Coffey and 17 more	119 min
Apr 26, 3:47 PM CDT	Tornado Watch	SPC	Anderson, Atchison, Brown, Coffey, Doniphan, Douglas and 14 more	8 hr
Apr 26, 7:35 AM CDT	Mesoscale Discussion	SPC	Barry, McDonald, Newton	115 min
Apr 26, 12:21 PM CDT	Mesoscale Discussion	SPC	Atchison	54 min
Apr 26, 5:36 PM CDT	Mesoscale Discussion	SPC	Atchison, Holt, Nodaway	84 min
Apr 25, 9:36 PM CDT	Severe Thunderstorm Watch	SPC	Harmon, Jackson, Tillman	6 hr
Apr 26, 12:30 AM CDT	Mesoscale Discussion	SPC	Jackson	2 hr
Apr 26, 2:43 AM CDT	Mesoscale Discussion	SPC	Caddo, Carter, Cleveland, Comanche, Cotton, Garvin and 9 more	2 hr
Apr 26, 3:27 AM CDT	Severe Thunderstorm Watch	SPC	Atoka, Bryan, Carter, Cleveland, Coal, Comanche and 14 more	6 hr
Apr 26, 5:12 AM CDT	Mesoscale Discussion	SPC	Atoka, Bryan, Carter, Coal, Creek, Hughes and 12 more	93 min
Apr 26, 5:33 AM CDT	Tornado Watch	SPC	Adair, Cherokee, Craig, Creek, Delaware, Haskell and 14 more	5 hr
Apr 26, 10:12 AM CDT	Tornado Watch	SPC	McCurtain	8 hr
Apr 26, 5:13 PM CDT	Mesoscale Discussion	SPC	McCurtain	92 min

Nearby

Tornado Watches in Oklahoma, 2024 Tornado Watches in Kansas, 2024 Tornado Watches in Missouri, 2024 Every tornado watch in 2024

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.