Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 232, NWS Tulsa, OK

May 15, 20245 counties in Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 15, 2024, 9:18 PM CDT for 5 counties in Oklahoma. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 15, 2024, 9:18 PM CDT (02:18 UTC)
Expired: May 15, 2024, 10:15 PM CDT
In force: 57 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.5 in
Wind: 70.0 mph

Counties Nowata County, OK, Osage County, OK, Rogers County, OK, Tulsa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 49 km from the middle of the area, began a volume at 02:17 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 15, 5:57 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.3 hours before the alert went out and 199 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: 1915 J/kg
Mixed-layer CIN: -97 J/kg
Mixed-layer LCL: 1790 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 120 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 9.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 15, 8:46 PM CDT, 32 minutes earlier.

Area forecast discussion, May 15, 8:46 PM CDT, 32 minutes before

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Hazardous weather outlook, May 15, 6:21 PM CDT, 2 hours 57 minutes before

Hazardous Weather Outlook
National Weather Service Tulsa OK
621 PM CDT Wed May 15 2024

ARZ001-002-010-011-019-020-029-OKZ049-053>076-161030-
Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK-
Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK-
Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK-
Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK-
Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK-
Washington OK-Washington AR-
621 PM CDT Wed May 15 2024

This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.

.DAY ONE...This evening and Tonight.
TORNADO.
	RISK...Limited.
	AREA...Northeast Oklahoma.
	ONSET...After 7 PM.

SEVERE THUNDERSTORM.
	RISK...Significant.
	AREA...Generally along and north of Interstate 40.
	ONSET...After 7 PM.

	AREA AT GREATEST RISK...Northeast Oklahoma.

HEAVY RAIN AND FLASH FLOOD.
	RISK...Limited.
	AREA...Northeast Oklahoma.
	ONSET...After 7 PM.

DISCUSSION...
Isolated thunderstorms continue across portions of northeast
Oklahoma and northwest Arkansas this afternoon, the primary
focus for severe weather will be storms developing near the
Oklahoma Kansas border by early evening. These storms will
move east and southeast through the evening into early
morning hours bringing a risk of severe weather to areas
along and north of Interstate 40. The early evening storms
will pose a risk of large hail, damaging winds and possibly
a tornado. The risk for damaging winds and flash flooding
will become the primary hazards from the late evening into
early morning hours.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Activation of the Regional Spotter Network Expected.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
THURSDAY and FRIDAY...Thunderstorm Potential.
SATURDAY...No Hazards.
SUNDAY through TUESDAY...Thunderstorm Potential.

EXTENDED DISCUSSION...
Showers and thunderstorms may be ongoing early Thursday
and possibly persist through much of the day Thursday.
A limited risk of severe weather will be possible
through the day Thursday however widespread severe weather
appears unlikely. Thunderstorm chances may persist into
Friday before a brief dry period arrives for Saturday.
The active weather pattern returns for next week
with daily thunderstorm chances.

weather.gov/tulsa contains additional information.

In the hours before

Special weather statement, May 15, 4:47 PM CDT, 4 hours 31 minutes before

Special Weather Statement
National Weather Service Tulsa OK
447 PM CDT Wed May 15 2024

ARZ002-152215-
Carroll AR-
447 PM CDT Wed May 15 2024

...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN CARROLL COUNTY
THROUGH 515 PM CDT...

At 447 PM CDT, Doppler radar indicated a strong thunderstorm over
Grandview, moving east at 40 mph.

HAZARD...Wind gusts up to 40 mph and pea to penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down small tree limbs and blow
         around unsecured objects. Minor hail damage to vegetation
         is possible.

Locations in or near the path include...
Berryville...                     Green Forest...
Urbanette...                      Grandview...
Blue Eye...                       Coin...
Pleasant Ridge...                 Denver...
Oak Hill...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3635 9369 3650 9370 3650 9330 3632 9330
TIME...MOT...LOC 2147Z 269DEG 34KT 3644 9361

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

Local storm report, May 15, 8:20 PM CDT, 58 minutes before

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Local storm report, May 15, 8:21 PM CDT, 57 minutes before

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Local storm report, May 15, 8:44 PM CDT, 34 minutes before

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Local storm report, May 15, 8:53 PM CDT, 25 minutes before

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Local storm report, May 15, 9:05 PM CDT, 13 minutes before

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The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 15, 7:25 PM CDT	Severe Thunderstorm Warning	TSA	Osage	35 min
May 15, 7:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Osage	66 min
May 15, 8:01 PM CDT	Severe Thunderstorm Warning	TSA	Osage	44 min
May 15, 8:17 PM CDT	Severe Thunderstorm Warning Destructive damage threat	TSA	Osage	43 min
May 15, 8:19 PM CDT	Severe Thunderstorm Warning	TSA	Osage	41 min
May 15, 8:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Osage	45 min
May 15, 8:48 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Osage	42 min
May 15, 10:03 PM CDT	Severe Thunderstorm Warning	TSA	Nowata, Rogers, Tulsa, Washington	42 min
May 15, 10:30 PM CDT	Special Weather Statement	TSA	Craig	45 min
May 15, 10:34 PM CDT	Special Weather Statement	TSA	Craig	41 min
May 15, 11:36 PM CDT	Special Weather Statement	TSA	Ottawa	24 min
May 16, 12:18 AM CDT	Special Weather Statement	TSA	Kay	27 min
May 16, 1:23 AM CDT	Special Weather Statement	TSA	Pawnee	37 min
May 16, 1:39 AM CDT	Special Weather Statement	TSA	Craig	36 min
May 16, 1:46 AM CDT	Special Weather Statement	TSA	Creek	29 min
May 16, 2:08 AM CDT	Special Weather Statement	TSA	Tulsa	37 min
May 16, 2:13 AM CDT	Special Weather Statement	TSA	Ottawa	17 min
May 16, 2:30 AM CDT	Special Weather Statement	TSA	Rogers, Tulsa	30 min
May 16, 2:51 AM CDT	Special Weather Statement	TSA	Craig, Ottawa	24 min
May 16, 3:10 AM CDT	Special Weather Statement	TSA	Ottawa	35 min
May 16, 4:40 AM CDT	Special Weather Statement	TSA	McIntosh	35 min
May 16, 5:11 AM CDT	Special Weather Statement	TSA	Delaware	34 min
May 16, 11:18 AM CDT	Special Weather Statement	TSA	Madison	27 min
May 16, 4:00 PM CDT	Special Weather Statement	TSA	Carroll	15 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2024 Every severe thunderstorm warning 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.