Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 965, NWS Norman, OK

August 3, 2025Harmon County, Jackson County, Oklahoma; Hardeman County, Wilbarger County, Texas

NWS Norman, OK issued this severe thunderstorm warning at Aug 3, 2025, 6:00 AM CDT for Harmon County, Jackson County, Oklahoma; Hardeman County, Wilbarger County, Texas. It was in force for 32 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: Aug 3, 2025, 6:00 AM CDT (11:00 UTC)
Expired: Aug 3, 2025, 6:32 AM CDT
In force: 32 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Harmon County, OK, Jackson County, OK, Hardeman County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 54 km from the middle of the area, began a volume at 11:04 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 11.0 hours before the alert went out and 215 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: 1232 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 1963 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -37 m²/s²
0-3 km storm-relative helicity: 135 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.5

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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 3, 12:51 AM CDT, 5 hours 9 minutes earlier.

Area forecast discussion, Aug 3, 12:51 AM CDT, 5 hours 9 minutes before

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In the hours before

Special weather statement, Aug 3, 1:38 AM CDT, 4 hours 22 minutes before

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Special weather statement, Aug 3, 2:13 AM CDT, 3 hours 47 minutes before

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Special weather statement, Aug 3, 4:00 AM CDT, 2 hours before

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Special weather statement, Aug 3, 5:11 AM CDT, 49 minutes before

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Special weather statement, Aug 3, 5:38 AM CDT, 22 minutes before

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Special weather statement, Aug 3, 5:41 AM CDT, 19 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 3, 1:38 AM CDT	Special Weather Statement	OUN	Harper	22 min
Aug 3, 2:13 AM CDT	Special Weather Statement	OUN	Harper	32 min
Aug 3, 2:41 AM CDT	Severe Thunderstorm Warning	OUN	Ellis, Roger Mills, Woodward	49 min
Aug 3, 3:23 AM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey, Ellis, Roger Mills	52 min
Aug 3, 4:00 AM CDT	Special Weather Statement	OUN	Custer	30 min
Aug 3, 5:11 AM CDT	Special Weather Statement	OUN	Greer	34 min
Aug 3, 5:38 AM CDT	Special Weather Statement	OUN	Jackson	37 min
Aug 3, 5:41 AM CDT	Special Weather Statement	OUN	Harmon	34 min
Aug 3, 5:49 AM CDT	Severe Thunderstorm Warning	OUN	Jackson, Tillman	41 min
Aug 3, 6:16 AM CDT	Special Weather Statement	OUN	Tillman	29 min
Aug 3, 6:23 AM CDT	Severe Thunderstorm Warning	OUN	Comanche, Jackson, Kiowa, Tillman	37 min
Aug 3, 6:55 AM CDT	Special Weather Statement	OUN	Cotton	35 min
Aug 3, 9:03 AM CDT	Areal Flood Advisory	OUN	Jackson	3 hr
Aug 3, 10:12 AM CDT	Special Weather Statement	OUN	Cleveland, Pottawatomie	63 min
Aug 3, 10:47 AM CDT	Areal Flood Advisory	OUN	Murray	3 hr
Aug 3, 2:44 PM CDT	Special Weather Statement	OUN	Hughes	31 min
Aug 3, 6:27 AM CDT	Special Weather Statement	OUN	Hardeman	33 min
Aug 3, 6:52 AM CDT	Special Weather Statement	OUN	Baylor, Wichita	23 min
Aug 3, 7:20 AM CDT	Special Weather Statement	OUN	Archer, Wichita	25 min
Aug 3, 8:14 AM CDT	Special Weather Statement	OUN	Archer	31 min
Aug 3, 8:50 AM CDT	Areal Flood Advisory	OUN	Wichita	4 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2025 Severe Thunderstorm Warnings in Texas, 2025 Every severe thunderstorm warning in 2025

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.