Alert archive / Oklahoma / Flash Flood Warnings in 2025

Flash Flood Warning 13, NWS Tulsa, OK

April 20, 20257 counties in Oklahoma

NWS Tulsa, OK issued this flash flood warning at Apr 20, 2025, 10:55 AM CDT for 7 counties in 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 outline as issued.

The facts

Issued: Apr 20, 2025, 10:55 AM CDT (15:55 UTC)
Expired: Apr 20, 2025, 2:00 PM CDT
In force: 3 hr
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Flood severity: None

Counties Creek County, OK, McIntosh County, OK, Okfuskee County, OK, Okmulgee County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK

The radar

The Tulsa radar (KINX), 39 km from the middle of the area, began a volume at 15:56 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, 3.9 hours before the alert went out and 157 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1159 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 300 m²/s²
0-3 km storm-relative helicity: 486 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

269 
WGUS54 KTSA 201555
FFWTSA
OKC037-091-107-111-131-143-145-201900-
/O.NEW.KTSA.FF.W.0013.250420T1555Z-250420T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
1055 AM CDT Sun Apr 20 2025

The National Weather Service in Tulsa has issued a

* Flash Flood Warning for...
  Southeastern Okfuskee County in east central Oklahoma...
  East Central Creek County in northeastern Oklahoma...
  Okmulgee County in northeastern Oklahoma...
  Southwestern Rogers County in northeastern Oklahoma...
  Tulsa County in northeastern Oklahoma...
  Northwestern Wagoner County in northeastern Oklahoma...
  West Central McIntosh County in southeastern Oklahoma...

* Until 200 PM CDT.

* At 1055 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen across the warned area overnight. The expected 
  rainfall rate through 2 PM is 0.5 to 1 inch in 2 hours. Flash 
  flooding is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Tulsa...                           Broken Arrow...
  Sand Springs...                    Claremore...
  Okmulgee...                        Owasso...
  Bixby...                           Jenks...
  Glenpool...                        Coweta...
  Skiatook...                        Catoosa...
  Henryetta...                       Collinsville...
  Verdigris...                       Kiefer...
  Morris...                          Beggs...
  Sperry...                          Mounds...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3615 9609 3616 9600 3627 9600 3636 9593
      3635 9551 3586 9577 3529 9590 3529 9614

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...0.5-1 INCH IN 2 HOURS

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 10:36 PM CDT	Areal Flood Advisory	TSA	Creek, Osage, Pawnee	3 hr
Apr 19, 10:48 PM CDT	Special Weather Statement	TSA	Okmulgee	27 min
Apr 19, 11:01 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Okfuskee, Okmulgee, Pittsburg	59 min
Apr 19, 11:08 PM CDT	Flash Flood Warning	TSA	Okfuskee, Okmulgee	4 hr
Apr 19, 11:28 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Pittsburg	62 min
Apr 19, 11:43 PM CDT	Tornado Warning	TSA	Okmulgee	16 min
Apr 19, 11:53 PM CDT	Tornado Warning	TSA	Pittsburg	52 min
Apr 19, 11:54 PM CDT	Tornado Warning	TSA	Okmulgee	7 min
Apr 19, 11:57 PM CDT	Tornado Warning	TSA	McIntosh, Pittsburg	48 min
Apr 20, 12:03 AM CDT	Flash Flood Warning	TSA	Muskogee, Okmulgee, Tulsa, Wagoner	3 hr
Apr 20, 12:04 AM CDT	Special Weather Statement	TSA	Wagoner	41 min
Apr 20, 12:07 AM CDT	Special Weather Statement	TSA	Mayes, Rogers, Wagoner	23 min
Apr 20, 12:09 AM CDT	Special Weather Statement	TSA	McIntosh	36 min
Apr 20, 12:14 AM CDT	Tornado Warning	TSA	Pittsburg	46 min
Apr 20, 12:28 AM CDT	Special Weather Statement	TSA	Mayes, Rogers	32 min
Apr 20, 12:31 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Haskell, McIntosh, Pittsburg	44 min
Apr 20, 12:36 AM CDT	Special Weather Statement	TSA	Cherokee, Muskogee, Wagoner	24 min
Apr 20, 12:44 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Latimer, LeFlore, Pittsburg, Pushmataha	46 min
Apr 20, 12:45 AM CDT	Areal Flood Advisory	TSA	Tulsa	3 hr
Apr 20, 12:55 AM CDT	Tornado Warning	TSA	Haskell, Latimer, Pittsburg	50 min
Apr 20, 1:11 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Delaware, Mayes, Muskogee, Wagoner	49 min
Apr 20, 1:12 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Sequoyah, Wagoner	33 min
Apr 20, 1:15 AM CDT	Flash Flood Warning	TSA	Cherokee, Mayes, Rogers, Wagoner	4 hr
Apr 20, 1:23 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Cherokee, Haskell, McIntosh, Muskogee, Sequoyah	37 min
Apr 20, 1:24 AM CDT	Areal Flood Advisory	TSA	Cherokee, McIntosh, Muskogee, Okfuskee, Okmulgee, Sequoyah and 1 more	3 hr
Apr 20, 1:36 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Haskell, Latimer, Pittsburg, Pushmataha	39 min
Apr 20, 1:54 AM CDT	River Flood Warning	TSA	Ottawa	4 days
Apr 20, 1:56 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Delaware, Mayes	34 min
Apr 20, 2:00 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Adair, Cherokee, Haskell, Sequoyah	45 min
Apr 20, 2:01 AM CDT	Special Weather Statement	TSA	Adair	29 min
Apr 20, 2:04 AM CDT	Tornado Warning	TSA	Delaware	12 min
Apr 20, 2:13 AM CDT	Severe Thunderstorm Warning Considerable damage threat	TSA	Haskell, Latimer, LeFlore	47 min
Apr 20, 2:24 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	51 min
Apr 20, 2:24 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee	51 min
Apr 20, 2:46 AM CDT	Special Weather Statement	TSA	Sequoyah	29 min
Apr 20, 3:14 AM CDT	Areal Flood Advisory	TSA	Adair, Cherokee, Delaware	5 hr
Apr 20, 3:46 AM CDT	Areal Flood Advisory	TSA	Muskogee, Okfuskee, Okmulgee, Tulsa, Wagoner	4 hr
Apr 20, 7:38 AM CDT	Special Weather Statement	TSA	Haskell	37 min
Apr 20, 8:10 AM CDT	Special Weather Statement	TSA	Sequoyah	35 min
Apr 20, 8:39 AM CDT	Special Weather Statement	TSA	Adair	36 min
Apr 20, 8:50 AM CDT	River Flood Warning	TSA	Rogers, Tulsa	35 hr
Apr 20, 8:50 AM CDT	River Flood Warning	TSA	Ottawa	54 hr
Apr 20, 10:28 AM CDT	Areal Flood Advisory	TSA	Creek, Mayes, Muskogee, Okmulgee, Rogers, Tulsa and 1 more	2 hr
Apr 20, 10:38 AM CDT	Special Weather Statement	TSA	Okmulgee	37 min
Apr 20, 11:17 AM CDT	Special Weather Statement	TSA	Okmulgee	43 min
Apr 20, 11:45 AM CDT	Special Weather Statement	TSA	McIntosh, Pittsburg	45 min
Apr 20, 11:53 AM CDT	Special Weather Statement	TSA	Pushmataha	37 min
Apr 20, 11:58 AM CDT	Special Weather Statement	TSA	Rogers, Wagoner	47 min
Apr 20, 12:04 PM CDT	Special Weather Statement	TSA	Okmulgee	26 min
Apr 20, 12:26 PM CDT	Special Weather Statement	TSA	Latimer, McIntosh, Muskogee	34 min
Apr 20, 12:28 PM CDT	Special Weather Statement	TSA	Latimer	32 min
Apr 20, 12:32 PM CDT	Special Weather Statement	TSA	Craig, Mayes, Wagoner	43 min
Apr 20, 12:34 PM CDT	Special Weather Statement	TSA	Pushmataha	26 min
Apr 20, 12:42 PM CDT	Special Weather Statement	TSA	Pushmataha	33 min
Apr 20, 12:50 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Delaware, Mayes, Wagoner	40 min
Apr 20, 1:02 PM CDT	Special Weather Statement	TSA	Haskell	43 min
Apr 20, 1:03 PM CDT	Special Weather Statement	TSA	Cherokee, Muskogee	42 min
Apr 20, 1:15 PM CDT	Areal Flood Advisory	TSA	Cherokee, Craig, Delaware, McIntosh, Mayes, Muskogee and 3 more	2 hr
Apr 20, 1:16 PM CDT	Special Weather Statement	TSA	Craig, Ottawa	29 min
Apr 20, 1:18 PM CDT	Special Weather Statement	TSA	Mayes	27 min
Apr 20, 1:20 PM CDT	Areal Flood Advisory	TSA	Craig, Delaware, Nowata, Ottawa, Rogers	115 min
Apr 20, 1:23 PM CDT	Special Weather Statement	TSA	Delaware	52 min
Apr 20, 1:26 PM CDT	Special Weather Statement	TSA	Adair, Sequoyah	49 min
Apr 20, 1:29 PM CDT	Special Weather Statement	TSA	LeFlore	46 min
Apr 20, 1:36 PM CDT	Severe Thunderstorm Warning	TSA	Ottawa	24 min
Apr 20, 1:42 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	48 min
Apr 20, 1:45 PM CDT	Tornado Warning	TSA	LeFlore	45 min
Apr 20, 1:47 PM CDT	Severe Thunderstorm Warning	TSA	Delaware	28 min
Apr 20, 2:08 PM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	37 min
Apr 20, 2:16 PM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	44 min
Apr 20, 2:19 PM CDT	Special Weather Statement	TSA	LeFlore	26 min
Apr 20, 2:25 PM CDT	River Flood Warning	TSA	Osage, Tulsa	8 hr
Apr 20, 2:25 PM CDT	River Flood Warning	TSA	Washington	6 hr
Apr 20, 2:25 PM CDT	River Flood Warning	TSA	Tulsa	15 hr
Apr 20, 3:30 PM CDT	Special Weather Statement	TSA	Nowata	45 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.