Alert archive / Oklahoma / Tornado Watches in 2024

Tornado Watch 696

October 30, 202426 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Oct 30, 2024, 5:56 PM CDT for 26 counties in Oklahoma. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued: Oct 30, 2024, 5:56 PM CDT (22:56 UTC)
Expired: Oct 31, 2024, 3:00 AM CDT
In force: 9 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 70 kt

All 26 counties

Adair County, OK, Cherokee County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Latimer County, OK, Lincoln County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Pittsburg County, OK, Pottawatomie 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), 43 km from the middle of the area, began a volume at 23:00 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: 40%
Ten or more severe wind reports: 70%
One or more gusts of 65 knots or more: 30%
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: 90%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Oct 30, 6:29 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	46 min
Oct 30, 7:57 PM CDT	Severe Thunderstorm Warning	TSA	Nowata, Washington	48 min
Oct 30, 8:03 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	42 min
Oct 30, 8:19 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee	26 min
Oct 30, 8:40 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Noble, Payne	50 min
Oct 30, 8:44 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Pawnee, Tulsa, Washington	30 min
Oct 30, 9:13 PM CDT	Severe Thunderstorm Warning	TSA	Creek, Osage, Pawnee, Tulsa	47 min
Oct 30, 9:23 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers	52 min
Oct 30, 10:12 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Ottawa	48 min
Oct 30, 10:26 PM CDT	Tornado Warning	TSA	Delaware, Ottawa	29 min
Oct 30, 10:35 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	25 min
Oct 30, 11:59 PM CDT	Tornado Warning	TSA	Adair	17 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

Topeka, KS (KTOP), launched 12:00Z, 10.9 hours before the alert went out and 326 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: 295 J/kg
Mixed-layer CIN: -142 J/kg
Mixed-layer LCL: 739 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 254 m²/s²
0-3 km storm-relative helicity: 376 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
Oct 30, 1:15 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Beckham, Blaine, Canadian, Custer, Dewey and 11 more	90 min
Oct 30, 2:07 PM CDT	Tornado Watch	SPC	Alfalfa, Blaine, Caddo, Canadian, Cleveland, Custer and 15 more	9 hr
Oct 30, 3:45 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Blaine, Caddo, Canadian, Cleveland, Custer and 16 more	90 min
Oct 30, 5:19 PM CDT	Mesoscale Discussion	SPC	Canadian, Cleveland, Craig, Creek, Kay, Kingfisher and 11 more	86 min
Oct 30, 6:57 PM CDT	Mesoscale Discussion	SPC	Craig, Nowata, Washington	63 min

Nearby

Tornado Watches in Oklahoma, 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.