Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 247, NWS Tulsa, OK

June 11, 2022Nowata County, Rogers County, Washington County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 11, 2022, 11:23 PM CDT for Nowata County, Rogers County, Washington County, Oklahoma. It was in force for 52 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: Jun 11, 2022, 11:23 PM CDT (04:23 UTC)
Expired: Jun 12, 2022, 12:15 AM CDT
In force: 52 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Nowata County, OK, Rogers County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 52 km from the middle of the area, began a volume at 04:22 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

Topeka, KS (KTOP), launched 00:00Z, 4.4 hours before the alert went out and 264 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: 3000 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 1516 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 239 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 15.5

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 Jun 11, 9:57 PM CDT, 1 hour 26 minutes earlier.

Area forecast discussion, Jun 11, 9:57 PM CDT, 1 hour 26 minutes before

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Hazardous weather outlook, Jun 11, 5:09 PM CDT, 6 hours 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
Jun 11, 8:36 PM CDT	River Flood Warning	TSA	Okmulgee	30 hr
Jun 12, 12:13 AM CDT	Severe Thunderstorm Warning	TSA	Craig, Mayes, Nowata, Rogers	16 min
Jun 12, 1:56 AM CDT	Excessive Heat Warning	TSA	Cherokee, Choctaw, Craig, Creek, Haskell, Latimer and 13 more	18 hr
Jun 12, 2:26 PM CDT	Heat Advisory	TSA	Adair, Cherokee, Choctaw, Craig, Creek, Delaware and 16 more	30 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2022 Every severe thunderstorm warning in 2022

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.