Alert archive / Oklahoma / Flash Flood Warnings in 2025

Flash Flood Warning 148, NWS Norman, OK

August 19, 2025Oklahoma County, Oklahoma

NWS Norman, OK issued this flash flood warning at Aug 19, 2025, 6:52 PM CDT for Oklahoma County, Oklahoma. It was in force for 113 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 19, 2025, 6:52 PM CDT (23:52 UTC)
Expired: Aug 19, 2025, 8:45 PM CDT
In force: 113 min
Issued by: NWS Norman, OK
Area: Storm-based polygon
Flood severity: None

County Oklahoma County, OK

The radar

The Norman radar (KTLX), 27 km from the middle of the area, began a volume at 23:55 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

Norman, OK (KOUN), launched 12:00Z, 11.9 hours before the alert went out and 37 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: 1048 J/kg
Mixed-layer CIN: -84 J/kg
Mixed-layer LCL: 1790 m above ground
0-6 km bulk shear: 4 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Aug 19, 6:16 PM CDT, 36 minutes earlier.

Area forecast discussion, Aug 19, 6:16 PM CDT, 36 minutes before

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In the hours before

Local storm report, Aug 19, 6:11 PM CDT, 41 minutes before

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Local storm report, Aug 19, 6:26 PM CDT, 26 minutes before

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Special weather statement, Aug 19, 6:34 PM CDT, 18 minutes before

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Local storm report, Aug 19, 6:42 PM CDT, 10 minutes before

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Special weather statement, Aug 19, 6:51 PM CDT, 1 minute before

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Special weather statement, Aug 19, 6:52 PM CDT, 0 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 18, 7:10 PM CDT	Special Weather Statement	OUN	Dewey	35 min
Aug 18, 7:11 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Kingfisher	49 min
Aug 18, 7:29 PM CDT	Special Weather Statement	OUN	Garfield	31 min
Aug 18, 7:33 PM CDT	Special Weather Statement	OUN	Custer	27 min
Aug 18, 7:44 PM CDT	Special Weather Statement	OUN	Dewey	46 min
Aug 18, 7:57 PM CDT	Special Weather Statement	OUN	Major	33 min
Aug 18, 8:06 PM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey	39 min
Aug 18, 8:28 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Dewey, Major	47 min
Aug 18, 9:10 PM CDT	Special Weather Statement	OUN	Dewey	35 min
Aug 19, 12:19 PM CDT	Heat Advisory	OUN	Atoka, Bryan, Coal, Hughes, Johnston, Love and 1 more	31 hr
Aug 19, 1:01 PM CDT	Special Weather Statement	OUN	Canadian	29 min
Aug 19, 1:07 PM CDT	Special Weather Statement	OUN	Seminole	38 min
Aug 19, 1:12 PM CDT	Special Weather Statement	OUN	Comanche	33 min
Aug 19, 1:31 PM CDT	Special Weather Statement	OUN	Comanche	29 min
Aug 19, 1:34 PM CDT	Special Weather Statement	OUN	Canadian	26 min
Aug 19, 1:58 PM CDT	Special Weather Statement	OUN	Canadian	32 min
Aug 19, 2:11 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Dewey	34 min
Aug 19, 2:20 PM CDT	Special Weather Statement	OUN	Comanche	25 min
Aug 19, 2:32 PM CDT	Severe Thunderstorm Warning	OUN	Comanche	28 min
Aug 19, 2:48 PM CDT	Special Weather Statement	OUN	Blaine	27 min
Aug 19, 3:04 PM CDT	Special Weather Statement	OUN	Blaine	26 min
Aug 19, 3:13 PM CDT	Special Weather Statement	OUN	Dewey	32 min
Aug 19, 3:17 PM CDT	Special Weather Statement	OUN	Blaine	28 min
Aug 19, 3:19 PM CDT	Special Weather Statement	OUN	Blaine	26 min
Aug 19, 3:26 PM CDT	Special Weather Statement	OUN	Major	34 min
Aug 19, 3:34 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo	26 min
Aug 19, 3:37 PM CDT	Special Weather Statement	OUN	Payne	38 min
Aug 19, 3:43 PM CDT	Severe Thunderstorm Warning	OUN	Noble, Payne	47 min
Aug 19, 4:01 PM CDT	Special Weather Statement	OUN	Garfield	29 min
Aug 19, 4:04 PM CDT	Special Weather Statement	OUN	Major	26 min
Aug 19, 4:09 PM CDT	Special Weather Statement	OUN	Kay	36 min
Aug 19, 4:21 PM CDT	Special Weather Statement	OUN	Kingfisher	24 min
Aug 19, 4:27 PM CDT	Special Weather Statement	OUN	Washita	33 min
Aug 19, 4:31 PM CDT	Special Weather Statement	OUN	Garfield	29 min
Aug 19, 4:34 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Kingfisher	26 min
Aug 19, 4:41 PM CDT	Special Weather Statement	OUN	Woods	34 min
Aug 19, 4:43 PM CDT	Special Weather Statement	OUN	Alfalfa	32 min
Aug 19, 4:57 PM CDT	Special Weather Statement	OUN	Garfield	33 min
Aug 19, 5:05 PM CDT	Special Weather Statement	OUN	Kingfisher	25 min
Aug 19, 5:08 PM CDT	Severe Thunderstorm Warning	OUN	Grant	26 min
Aug 19, 5:10 PM CDT	Special Weather Statement	OUN	Logan	35 min
Aug 19, 5:11 PM CDT	Special Weather Statement	OUN	Washita	34 min
Aug 19, 5:13 PM CDT	Special Weather Statement	OUN	Kay	32 min
Aug 19, 5:23 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	37 min
Aug 19, 5:25 PM CDT	Special Weather Statement	OUN	Hughes	35 min
Aug 19, 5:30 PM CDT	Severe Thunderstorm Warning	OUN	Logan	30 min
Aug 19, 5:43 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant	32 min
Aug 19, 5:44 PM CDT	Special Weather Statement	OUN	Washita	31 min
Aug 19, 5:51 PM CDT	Special Weather Statement	OUN	Oklahoma	24 min
Aug 19, 5:54 PM CDT	Special Weather Statement	OUN	Garvin	36 min
Aug 19, 6:00 PM CDT	Severe Thunderstorm Warning	OUN	Oklahoma	30 min
Aug 19, 6:03 PM CDT	Special Weather Statement	OUN	Alfalfa	27 min
Aug 19, 6:12 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa	20 min
Aug 19, 6:31 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Oklahoma	29 min
Aug 19, 6:32 PM CDT	Areal Flood Advisory	OUN	Oklahoma	118 min
Aug 19, 6:34 PM CDT	Special Weather Statement	OUN	Johnston	26 min
Aug 19, 6:51 PM CDT	Special Weather Statement	OUN	Cleveland	24 min
Aug 19, 6:52 PM CDT	Special Weather Statement	OUN	Grady	23 min
Aug 19, 6:54 PM CDT	Special Weather Statement	OUN	Woods	36 min
Aug 19, 4:29 PM CDT	Special Weather Statement	OUN	Wilbarger	31 min

Nearby

Flash Flood Warnings in Oklahoma, 2025 Every flash flood 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.