Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 266, NWS Tulsa, OK

July 16, 2023Choctaw County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 16, 2023, 11:04 AM CDT for Choctaw County, Oklahoma. It was in force for 41 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: Jul 16, 2023, 11:04 AM CDT (16:04 UTC)
Expired: Jul 16, 2023, 11:45 AM CDT
In force: 41 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Choctaw County, OK

The radar

The Western Arkansas radar (KSRX), 178 km from the middle of the area, began a volume at 16:06 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 nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 4.1 hours before the alert went out and 240 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: 2900 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 941 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.1

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 Jul 16, 10:30 AM CDT, 34 minutes earlier.

Area forecast discussion, Jul 16, 10:30 AM CDT, 34 minutes before

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Hazardous weather outlook, Jul 16, 6:19 AM CDT, 4 hours 45 minutes before

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In the hours before

Special weather statement, Jul 16, 10:50 AM CDT, 14 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
Jul 16, 10:50 AM CDT	Special Weather Statement	TSA	Choctaw	25 min
Jul 16, 11:40 AM CDT	Special Weather Statement	TSA	Choctaw	50 min
Jul 16, 12:28 PM CDT	Special Weather Statement	TSA	Choctaw	47 min
Jul 16, 2:04 PM CDT	Heat Advisory	TSA	Choctaw, Creek, Haskell, Latimer, McIntosh, Muskogee and 7 more	31 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2023 Every severe thunderstorm warning in 2023

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.