Alert archive / Oklahoma / Flash Flood Warnings in 2023

Flash Flood Warning 3, NWS Norman, OK

March 24, 2023Pontotoc County, Oklahoma

NWS Norman, OK issued this flash flood warning at Mar 24, 2023, 1:45 AM CDT for Pontotoc 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: Mar 24, 2023, 1:45 AM CDT (06:45 UTC)
Expired: Mar 24, 2023, 4:45 AM CDT
In force: 3 hr
Issued by: NWS Norman, OK
Area: Storm-based polygon
Flood severity: None

County Pontotoc County, OK

The radar

The Norman radar (KTLX), 86 km from the middle of the area, began a volume at 06:49 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

Fort Worth, TX (KFWD), launched 00:00Z, 6.8 hours before the alert went out and 218 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: 714 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 1405 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 140 m²/s²
0-3 km storm-relative helicity: 277 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 3.0

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 Mar 24, 12:45 AM CDT, 1 hour earlier.

Area forecast discussion, Mar 24, 12:45 AM CDT, 1 hour before

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Hazardous weather outlook, Mar 23, 11:21 PM CDT, 2 hours 24 minutes before

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In the hours before

Special weather statement, Mar 23, 11:16 PM CDT, 2 hours 29 minutes before

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Special weather statement, Mar 23, 11:19 PM CDT, 2 hours 26 minutes before

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Special weather statement, Mar 23, 11:30 PM CDT, 2 hours 15 minutes before

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Local storm report, Mar 24, 12:35 AM CDT, 1 hour 10 minutes before

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Special weather statement, Mar 24, 12:36 AM CDT, 1 hour 9 minutes before

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Local storm report, Mar 24, 12:57 AM CDT, 48 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
Mar 23, 7:44 PM CDT	Special Weather Statement	OUN	Tillman	31 min
Mar 23, 8:00 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Cotton	45 min
Mar 23, 8:06 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Tillman	39 min
Mar 23, 8:37 PM CDT	Severe Thunderstorm Warning	OUN	Cotton, Jefferson, Stephens	31 min
Mar 23, 8:39 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Comanche, Grady	29 min
Mar 23, 9:21 PM CDT	Special Weather Statement	OUN	Grady	24 min
Mar 23, 9:32 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Grady	17 min
Mar 23, 9:58 PM CDT	Special Weather Statement	OUN	Cotton	32 min
Mar 23, 10:03 PM CDT	Special Weather Statement	OUN	Lincoln	27 min
Mar 23, 10:16 PM CDT	Special Weather Statement	OUN	Lincoln	29 min
Mar 23, 10:23 PM CDT	Areal Flood Advisory	OUN	Cleveland, Oklahoma	3 hr
Mar 23, 11:00 PM CDT	River Flood Warning	OUN	Pottawatomie, Seminole	10 hr
Mar 23, 11:16 PM CDT	Special Weather Statement	OUN	Hughes	29 min
Mar 23, 11:30 PM CDT	Special Weather Statement	OUN	Hughes	30 min
Mar 24, 12:36 AM CDT	Special Weather Statement	OUN	Hughes, Pontotoc	24 min
Mar 24, 12:51 AM CDT	Areal Flood Advisory	OUN	Hughes, Pontotoc, Seminole	3 hr
Mar 24, 1:07 AM CDT	Severe Thunderstorm Warning	OUN	Love	40 min
Mar 24, 1:45 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Bryan, Marshall	45 min
Mar 24, 2:29 AM CDT	Special Weather Statement	OUN	Bryan	31 min
Mar 24, 4:12 AM CDT	Special Weather Statement	OUN	Carter	33 min
Mar 24, 4:23 AM CDT	Special Weather Statement	OUN	Murray	37 min
Mar 24, 4:27 AM CDT	Special Weather Statement	OUN	Jefferson	33 min
Mar 24, 5:12 AM CDT	Areal Flood Advisory	OUN	Carter, Garvin, Johnston, Murray	3 hr
Mar 24, 6:34 AM CDT	Special Weather Statement	OUN	Atoka	26 min
Mar 24, 7:05 AM CDT	Areal Flood Advisory	OUN	Coal, Hughes, Johnston, Murray, Pontotoc	3 hr
Mar 24, 8:33 AM CDT	Areal Flood Advisory	OUN	Carter, Johnston, Murray	117 min
Mar 24, 2:14 PM CDT	River Flood Advisory	OUN	Atoka	19 hr
Mar 24, 5:21 PM CDT	Special Weather Statement	OUN	Dewey	24 min
Mar 24, 5:56 PM CDT	Special Weather Statement	OUN	Blaine	34 min
Mar 24, 6:26 PM CDT	Special Weather Statement	OUN	Blaine	34 min
Mar 24, 6:59 PM CDT	Special Weather Statement	OUN	Canadian	31 min
Mar 23, 7:00 PM CDT	Special Weather Statement	OUN	Knox	30 min
Mar 23, 7:14 PM CDT	Flash Flood Warning	OUN	Knox	5 hr
Mar 23, 7:17 PM CDT	Severe Thunderstorm Warning	OUN	Foard, Knox	43 min
Mar 23, 7:39 PM CDT	Severe Thunderstorm Warning	OUN	Wichita	51 min
Mar 23, 7:46 PM CDT	Special Weather Statement	OUN	Baylor	29 min
Mar 23, 8:06 PM CDT	Severe Thunderstorm Warning	OUN	Baylor, Knox	39 min
Mar 23, 8:08 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Baylor, Wichita, Wilbarger	52 min
Mar 23, 8:40 PM CDT	Severe Thunderstorm Warning	OUN	Baylor	35 min
Mar 23, 9:02 PM CDT	Special Weather Statement	OUN	Wichita	28 min
Mar 23, 9:08 PM CDT	Severe Thunderstorm Warning	OUN	Archer	52 min
Mar 23, 9:11 PM CDT	Special Weather Statement	OUN	Knox	34 min
Mar 23, 9:50 PM CDT	Special Weather Statement	OUN	Knox	25 min
Mar 23, 9:51 PM CDT	Special Weather Statement	OUN	Clay	24 min
Mar 23, 10:12 PM CDT	Special Weather Statement	OUN	Wilbarger	33 min
Mar 23, 11:19 PM CDT	Special Weather Statement	OUN	Archer	26 min
Mar 24, 12:06 AM CDT	Areal Flood Warning	OUN	Knox	3 hr
Mar 24, 3:15 AM CDT	Special Weather Statement	OUN	Archer	30 min
Mar 24, 3:43 AM CDT	Special Weather Statement	OUN	Clay	32 min

Nearby

Flash Flood Warnings in Oklahoma, 2023 Every flash flood 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.