Alert archive / Oklahoma / Tornado Watches in 2024

Tornado Watch 159

April 28, 202411 counties in Arkansas; 9 counties in Missouri; 18 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Apr 28, 2024, 5:15 PM CDT for 11 counties in Arkansas; 9 counties in Missouri; 18 counties in Oklahoma. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Apr 28, 2024, 5:15 PM CDT (22:15 UTC)
Expired: Apr 28, 2024, 11:00 PM CDT
In force: 6 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 60 kt

All 38 counties

Benton County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Johnson County, AR, Logan County, AR, Madison County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Washington County, AR, Barry County, MO, Douglas County, MO, McDonald County, MO, Newton County, MO, Ozark County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Wright County, MO, Adair County, OK, Atoka County, OK, Cherokee County, OK, Coal County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Okmulgee County, OK, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Sequoyah County, OK, Wagoner County, OK

The radar

The Western Arkansas radar (KSRX), 64 km from the middle of the area, began a volume at 22:17 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: 30%
One or more EF2 to EF5 tornadoes: 10%
Ten or more severe wind reports: 40%
One or more gusts of 65 knots or more: 20%
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: 70%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Apr 28, 5:24 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Tulsa, Wagoner	40 min
Apr 28, 5:25 PM CDT	Tornado Warning Tornado observed	TSA	Haskell, McIntosh, Pittsburg	50 min
Apr 28, 5:32 PM CDT	Severe Thunderstorm Warning	TSA	Haskell, McIntosh, Muskogee, Pittsburg	43 min
Apr 28, 5:35 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Muskogee, Wagoner	40 min
Apr 28, 5:44 PM CDT	Severe Thunderstorm Warning	TSA	Latimer, Pushmataha	46 min
Apr 28, 5:58 PM CDT	Tornado Warning	TSA	Cherokee, Mayes, Wagoner	47 min
Apr 28, 6:10 PM CDT	Severe Thunderstorm Warning	TSA	Benton	50 min
Apr 28, 6:12 PM CDT	Severe Thunderstorm Warning	TSA	Benton	48 min
Apr 28, 6:12 PM CDT	Flash Flood Warning	TSA	Cherokee, Delaware, Mayes, Wagoner	4 hr
Apr 28, 6:13 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Sequoyah	21 min
Apr 28, 6:22 PM CDT	Tornado Warning	TSA	Haskell, McIntosh, Pittsburg	38 min
Apr 28, 6:28 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Pushmataha	47 min
Apr 28, 6:39 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Ottawa	23 min
Apr 28, 6:40 PM CDT	Severe Thunderstorm Warning	TSA	Benton	26 min
Apr 28, 6:43 PM CDT	Severe Thunderstorm Warning	SGF	McDonald	47 min
Apr 28, 6:43 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes, Rogers, Wagoner	47 min
Apr 28, 7:12 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Sebastian	33 min
Apr 28, 7:14 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Pushmataha	31 min
Apr 28, 7:43 PM CDT	Severe Thunderstorm Warning	TSA	Sebastian	47 min
Apr 28, 7:50 PM CDT	Tornado Warning	TSA	Sebastian	25 min
Apr 28, 8:11 PM CDT	Tornado Warning	LZK	Scott	34 min
Apr 28, 8:13 PM CDT	Tornado Warning Tornado observed	TSA	Sebastian	32 min
Apr 28, 8:20 PM CDT	Severe Thunderstorm Warning	SGF	Christian, Stone	25 min
Apr 28, 8:23 PM CDT	Tornado Warning	SGF	Christian, Stone	37 min
Apr 28, 8:43 PM CDT	Severe Thunderstorm Warning	LZK	Logan, Scott	36 min
Apr 28, 8:44 PM CDT	Tornado Warning	TSA	Sebastian	31 min
Apr 28, 8:55 PM CDT	Tornado Warning	LZK	Logan, Scott	35 min
Apr 28, 9:13 PM CDT	Tornado Warning	TSA	Sebastian	17 min
Apr 28, 9:27 PM CDT	Tornado Warning	TSA	Franklin, Sebastian	48 min
Apr 28, 9:27 PM CDT	Severe Thunderstorm Warning	SGF	Webster, Wright	48 min
Apr 28, 9:28 PM CDT	Tornado Warning	LZK	Logan	47 min
Apr 28, 9:53 PM CDT	Severe Thunderstorm Warning	SGF	Taney	41 min
Apr 28, 10:06 PM CDT	Severe Thunderstorm Warning	TSA	Carroll	35 min
Apr 28, 10:08 PM CDT	Tornado Warning	TSA	Carroll	33 min
Apr 28, 10:10 PM CDT	Severe Thunderstorm Warning	LZK	Johnson, Logan	35 min
Apr 28, 10:11 PM CDT	Severe Thunderstorm Warning	TSA	Franklin	23 min
Apr 28, 10:29 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Ozark, Taney	46 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, 10.3 hours before the alert went out and 129 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 598 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: -163 m²/s²
0-3 km storm-relative helicity: -123 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
Apr 28, 12:32 AM CDT	Mesoscale Discussion	SPC	Benton, Carroll, Crawford, Madison, Sebastian, Washington	88 min
Apr 28, 1:03 AM CDT	Tornado Watch	SPC	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	6 hr
Apr 28, 4:11 AM CDT	Mesoscale Discussion	SPC	Benton, Carroll, Crawford, Franklin, Johnson, Logan and 6 more	64 min
Apr 28, 3:38 PM CDT	Mesoscale Discussion	SPC	Benton, Crawford, Franklin, Madison, Polk, Scott and 3 more	2 hr
Apr 28, 6:13 PM CDT	Mesoscale Discussion	SPC	Columbia, Lafayette, Miller, Union	62 min
Apr 28, 6:42 PM CDT	Tornado Watch	SPC	Bradley, Calhoun, Columbia, Lafayette, Ouachita, Union	8 hr
Apr 28, 6:50 PM CDT	Mesoscale Discussion	SPC	Benton, Crawford, Madison, Washington	55 min
Apr 27, 7:11 PM CDT	Mesoscale Discussion	SPC	Adair, Clark, Grundy, Knox, Putnam, Schuyler and 2 more	64 min
Apr 27, 8:25 PM CDT	Mesoscale Discussion	SPC	Barton, Bates, Benton, Carroll, Cass, Cedar and 15 more	95 min
Apr 27, 9:15 PM CDT	Mesoscale Discussion	SPC	Audrain, Boone, Callaway, Cole, Franklin, Gasconade and 13 more	60 min
Apr 27, 9:41 PM CDT	Tornado Watch	SPC	Audrain, Boone, Callaway, Camden, Cole, Franklin and 16 more	6 hr
Apr 27, 11:42 PM CDT	Tornado Watch	SPC	Barry, Barton, Benton, Cedar, Christian, Dade and 18 more	5 hr
Apr 28, 1:54 AM CDT	Mesoscale Discussion	SPC	Barry, Barton, Benton, Camden, Cedar, Christian and 32 more	66 min
Apr 27, 7:30 PM CDT	Mesoscale Discussion	SPC	Adair, Caddo, Canadian, Carter, Cherokee, Cleveland and 39 more	60 min
Apr 27, 7:50 PM CDT	Tornado Watch	SPC	Atoka, Bryan, Caddo, Canadian, Carter, Cherokee and 42 more	7 hr
Apr 27, 11:33 PM CDT	Mesoscale Discussion	SPC	Atoka, Coal, Creek, Delaware, Hughes, Johnston and 14 more	72 min

Nearby

Tornado Watches in Oklahoma, 2024 Tornado Watches in Arkansas, 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.