Alert archive / Oklahoma / Flash Flood Warnings in 2022

Flash Flood Warning 52, NWS Norman, OK

August 29, 2022Pottawatomie County, Oklahoma

NWS Norman, OK issued this flash flood warning at Aug 29, 2022, 3:35 PM CDT for Pottawatomie County, Oklahoma. It was in force for 3 hr. 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 29, 2022, 3:35 PM CDT (20:35 UTC)
Expired: Aug 29, 2022, 6:45 PM CDT
In force: 3 hr
Issued by: NWS Norman, OK
Area: Storm-based polygon
Flood severity: None

County Pottawatomie County, OK

The radar

The Norman radar (KTLX), 33 km from the middle of the area, began a volume at 20:35 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

Springfield, MO (KSGF), launched 12:00Z, 8.6 hours before the alert went out and 340 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: 2092 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 947 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 172 m²/s²
0-3 km storm-relative helicity: 178 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 29, 3:23 PM CDT, 12 minutes earlier.

Area forecast discussion, Aug 29, 3:23 PM CDT, 12 minutes before

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Hazardous weather outlook, Aug 29, 12:39 PM CDT, 2 hours 56 minutes before

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In the hours before

Special weather statement, Aug 29, 2:20 PM CDT, 1 hour 15 minutes before

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Special weather statement, Aug 29, 2:28 PM CDT, 1 hour 7 minutes before

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Local storm report, Aug 29, 2:54 PM CDT, 41 minutes before

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Special weather statement, Aug 29, 3:01 PM CDT, 34 minutes before

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Special weather statement, Aug 29, 3:09 PM CDT, 26 minutes before

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Special weather statement, Aug 29, 3:27 PM CDT, 8 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 28, 7:03 PM CDT	Areal Flood Advisory	OUN	Oklahoma	3 hr
Aug 28, 7:12 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln	48 min
Aug 28, 7:14 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	46 min
Aug 28, 7:25 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Oklahoma	50 min
Aug 28, 7:26 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Canadian, Kingfisher	49 min
Aug 28, 7:54 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Oklahoma, Pottawatomie	51 min
Aug 28, 7:56 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa, Grant	49 min
Aug 28, 8:03 PM CDT	Areal Flood Advisory	OUN	Lincoln, Oklahoma	3 hr
Aug 28, 8:05 PM CDT	Areal Flood Advisory	OUN	Blaine, Canadian	3 hr
Aug 28, 8:29 PM CDT	Areal Flood Advisory	OUN	Canadian	3 hr
Aug 28, 8:47 PM CDT	Flash Flood Warning	OUN	Lincoln, Oklahoma	3 hr
Aug 28, 9:14 PM CDT	Areal Flood Advisory	OUN	Canadian, Oklahoma	3 hr
Aug 28, 9:33 PM CDT	Flash Flood Warning	OUN	Oklahoma	3 hr
Aug 28, 9:55 PM CDT	Special Weather Statement	OUN	Oklahoma	20 min
Aug 29, 12:32 AM CDT	Special Weather Statement	OUN	Beckham	28 min
Aug 29, 1:22 AM CDT	Special Weather Statement	OUN	Beckham	23 min
Aug 29, 1:47 AM CDT	Special Weather Statement	OUN	Beckham	28 min
Aug 29, 2:24 AM CDT	Special Weather Statement	OUN	Beckham	36 min
Aug 29, 2:44 AM CDT	Flash Flood Warning	OUN	Beckham, Greer	3 hr
Aug 29, 7:44 AM CDT	Special Weather Statement	OUN	Major	31 min
Aug 29, 8:06 AM CDT	Special Weather Statement	OUN	Major	24 min
Aug 29, 8:31 AM CDT	Special Weather Statement	OUN	Alfalfa	29 min
Aug 29, 8:59 AM CDT	Special Weather Statement	OUN	Garfield	31 min
Aug 29, 9:08 AM CDT	Severe Thunderstorm Warning	OUN	Garfield, Grant	37 min
Aug 29, 9:34 AM CDT	Special Weather Statement	OUN	Garfield	26 min
Aug 29, 10:10 AM CDT	Special Weather Statement	OUN	Blaine	35 min
Aug 29, 10:18 AM CDT	Severe Thunderstorm Warning	OUN	Blaine, Canadian	26 min
Aug 29, 10:40 AM CDT	Special Weather Statement	OUN	Noble	35 min
Aug 29, 11:15 AM CDT	Special Weather Statement	OUN	Noble	30 min
Aug 29, 11:21 AM CDT	Severe Thunderstorm Warning	OUN	Logan, Noble, Payne	24 min
Aug 29, 11:32 AM CDT	Areal Flood Advisory	OUN	Blaine, Canadian	3 hr
Aug 29, 11:37 AM CDT	Severe Thunderstorm Warning	OUN	Logan, Noble, Payne	23 min
Aug 29, 11:59 AM CDT	Severe Thunderstorm Warning	OUN	Logan, Payne	46 min
Aug 29, 12:05 PM CDT	Areal Flood Advisory	OUN	Logan, Noble, Payne	3 hr
Aug 29, 12:18 PM CDT	Special Weather Statement	OUN	Payne	27 min
Aug 29, 12:23 PM CDT	Flash Flood Warning	OUN	Logan, Payne	3 hr
Aug 29, 12:25 PM CDT	Areal Flood Advisory	OUN	Custer	3 hr
Aug 29, 12:28 PM CDT	Areal Flood Advisory	OUN	Logan, Noble, Payne	3 hr
Aug 29, 12:46 PM CDT	Special Weather Statement	OUN	Payne	29 min
Aug 29, 1:18 PM CDT	Special Weather Statement	OUN	Lincoln	27 min
Aug 29, 1:34 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Oklahoma	41 min
Aug 29, 1:46 PM CDT	Special Weather Statement	OUN	Washita	29 min
Aug 29, 1:49 PM CDT	Special Weather Statement	OUN	Caddo	26 min
Aug 29, 2:02 PM CDT	Areal Flood Advisory	OUN	Canadian, Oklahoma	3 hr
Aug 29, 2:12 PM CDT	Special Weather Statement	OUN	Lincoln	33 min
Aug 29, 2:16 PM CDT	Severe Thunderstorm Warning	OUN	Kiowa, Washita	44 min
Aug 29, 2:20 PM CDT	Special Weather Statement	OUN	Oklahoma	25 min
Aug 29, 2:24 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Oklahoma	51 min
Aug 29, 2:28 PM CDT	Flash Flood Warning	OUN	Canadian	3 hr
Aug 29, 2:28 PM CDT	Special Weather Statement	OUN	Caddo	32 min
Aug 29, 2:32 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady	43 min
Aug 29, 2:41 PM CDT	Areal Flood Advisory	OUN	Pottawatomie	3 hr
Aug 29, 2:49 PM CDT	Areal Flood Advisory	OUN	Caddo	3 hr
Aug 29, 2:51 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Oklahoma	39 min
Aug 29, 2:53 PM CDT	Severe Thunderstorm Warning	OUN	Caddo	52 min
Aug 29, 3:01 PM CDT	Special Weather Statement	OUN	Caddo	44 min
Aug 29, 3:09 PM CDT	Special Weather Statement	OUN	Pottawatomie	36 min
Aug 29, 3:27 PM CDT	Special Weather Statement	OUN	Cleveland	33 min
Aug 29, 3:43 PM CDT	Special Weather Statement	OUN	Caddo, Comanche	32 min
Aug 29, 3:44 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Pottawatomie	46 min
Aug 29, 4:08 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Kingfisher	52 min
Aug 29, 4:09 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland	21 min
Aug 29, 4:17 PM CDT	Special Weather Statement	OUN	Comanche	28 min
Aug 29, 4:19 PM CDT	Severe Thunderstorm Warning	OUN	Grady, McClain	26 min
Aug 29, 4:24 PM CDT	Areal Flood Advisory	OUN	Cleveland, Pottawatomie	3 hr
Aug 29, 4:27 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, Pottawatomie	33 min
Aug 29, 4:28 PM CDT	Areal Flood Advisory	OUN	Comanche	3 hr
Aug 29, 4:35 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain	25 min
Aug 29, 4:55 PM CDT	Special Weather Statement	OUN	Tillman	35 min
Aug 29, 4:59 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Pottawatomie	46 min
Aug 29, 5:01 PM CDT	Severe Thunderstorm Warning	OUN	Jackson, Tillman	44 min
Aug 29, 5:07 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Tillman	38 min
Aug 29, 5:54 PM CDT	Special Weather Statement	OUN	Pontotoc	36 min
Aug 29, 6:15 PM CDT	Areal Flood Advisory	OUN	Tillman	3 hr

Nearby

Flash Flood Warnings in Oklahoma, 2022 Every flash flood 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.