Alert archive / Oklahoma / Flash Flood Warnings in 2025

Flash Flood Warning 85, NWS Norman, OK

May 25, 2025Caddo County, Canadian County, Grady County, Oklahoma

NWS Norman, OK issued this flash flood warning at May 25, 2025, 9:07 PM CDT for Caddo County, Canadian County, Grady 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: May 25, 2025, 9:07 PM CDT (02:07 UTC)
Expired: May 26, 2025, 12:15 AM CDT
In force: 3 hr
Issued by: NWS Norman, OK
Area: Storm-based polygon
Flood severity: None

Counties Caddo County, OK, Canadian County, OK, Grady County, OK

The radar

The Norman radar (KTLX), 74 km from the middle of the area, began a volume at 02:08 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, 2.1 hours before the alert went out and 278 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: 2155 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1857 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 23 m²/s²
0-3 km storm-relative helicity: 8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

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 May 25, 6:13 PM CDT, 2 hours 54 minutes earlier.

Area forecast discussion, May 25, 6:13 PM CDT, 2 hours 54 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Special weather statement, May 25, 8:36 PM CDT, 31 minutes before

Special Weather Statement
National Weather Service Norman OK
836 PM CDT Sun May 25 2025

OKZ023-024-027-260200-
Grady OK-Canadian OK-Caddo OK-
836 PM CDT Sun May 25 2025

...Strong thunderstorms will impact portions of northwestern Grady,
east central Caddo and central Canadian Counties through 900 PM
CDT...

At 836 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 7 miles north of Cogar to near Verden. Movement
was northeast at 25 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
El Reno, Chickasha, Union City, Minco, Okarche, Verden, Calumet,
Amber, Pocasset, Cogar, Concho, Lake Chickasha, and Cedar Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3512 9782 3499 9816 3552 9827 3573 9802
      3572 9797
TIME...MOT...LOC 0136Z 232DEG 23KT 3544 9818 3511 9810

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

JT

Special weather statement, May 25, 8:38 PM CDT, 29 minutes before

Special Weather Statement
National Weather Service Norman OK
838 PM CDT Sun May 25 2025

OKZ026-030-031-260200-
Pottawatomie OK-Seminole OK-Lincoln OK-
838 PM CDT Sun May 25 2025

...Strong thunderstorms will impact portions of northern Seminole,
southeastern Lincoln and northeastern Pottawatomie Counties through
900 PM CDT...

At 838 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Johnson to near Little to near Seminole.
Movement was northeast at 45 mph.

HAZARD...Wind gusts of 50 to 55 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Shawnee, Seminole, Prague, Cromwell, Johnson, Little, and Centerview.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3514 9677 3534 9673 3539 9694 3564 9662
      3540 9662 3540 9660 3541 9658 3539 9654
      3541 9654 3544 9657 3545 9655 3546 9654
      3543 9651 3543 9649 3546 9648 3546 9645
      3528 9644
TIME...MOT...LOC 0138Z 235DEG 37KT 3540 9681 3537 9669 3524 9672

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...55 MPH

JT

Special weather statement, May 25, 8:42 PM CDT, 25 minutes before

Special Weather Statement
National Weather Service Norman OK
842 PM CDT Sun May 25 2025

OKZ017-018-024-260215-
Kingfisher OK-Canadian OK-Blaine OK-
842 PM CDT Sun May 25 2025

...Strong thunderstorms will impact portions of southern Kingfisher,
east central Blaine and northern Canadian Counties through 915 PM
CDT...

At 841 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 10 miles east of Greenfield to 7 miles north of
Calumet. Movement was northeast at 25 mph.

HAZARD...Wind gusts of 50 to 55 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Kingfisher, Piedmont, Okarche, and Dover.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3602 9792 3570 9771 3560 9818 3580 9831
TIME...MOT...LOC 0141Z 244DEG 22KT 3577 9819 3570 9815

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...55 MPH

JT

Local storm report, May 25, 8:49 PM CDT, 18 minutes before

Preliminary Local Storm Report
National Weather Service Norman OK
849 PM CDT Sun May 25 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0840 PM     Hail             8 S Omega               35.75N 98.18W
05/25/2025  E1.00 Inch       Kingfisher         OK   Public

            Report from mPING: Quarter (1.00 in.).

&&

Special weather statement, May 25, 8:50 PM CDT, 17 minutes before

Special Weather Statement
National Weather Service Norman OK
850 PM CDT Sun May 25 2025

OKZ012-018-019-260215-
Garfield OK-Kingfisher OK-Logan OK-
850 PM CDT Sun May 25 2025

...Strong thunderstorms will impact portions of eastern Kingfisher,
western Logan and southeastern Garfield Counties through 915 PM
CDT...

At 849 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 4 miles south of Hennessey to 8 miles northwest
of Cashion to 7 miles northwest of Piedmont. Movement was northeast
at 30 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Guthrie, Hennessey, Crescent, Cashion, Dover, Cedar Valley, Marshall,
Mulhall, Cimarron City, Lovell, Navina, and Seward.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3604 9738 3576 9748 3573 9775 3573 9787
      3588 9784 3607 9801 3629 9759
TIME...MOT...LOC 0149Z 246DEG 25KT 3604 9789 3591 9777 3577 9782

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

JT

Local storm report, May 25, 9:01 PM CDT, 6 minutes before

Preliminary Local Storm Report
National Weather Service Norman OK
901 PM CDT Sun May 25 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0843 PM     Tstm Wnd Gst     4 SSE Frederick         34.35N 98.98W
05/25/2025  M58 MPH          Tillman            OK   ASOS

&&

LEG

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 7:13 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Payne	47 min
May 25, 7:19 PM CDT	Severe Thunderstorm Warning	OUN	Cleveland, McClain, Pontotoc, Pottawatomie	26 min
May 25, 7:23 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	52 min
May 25, 7:35 PM CDT	Areal Flood Advisory	OUN	Lincoln, Logan	3 hr
May 25, 7:39 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Payne	24 min
May 25, 7:43 PM CDT	Special Weather Statement	OUN	Jackson	32 min
May 25, 7:47 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	43 min
May 25, 7:52 PM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Pottawatomie, Seminole	38 min
May 25, 7:55 PM CDT	Severe Thunderstorm Warning	OUN	Noble, Payne	20 min
May 25, 7:57 PM CDT	River Flood Warning	OUN	Oklahoma	7 hr
May 25, 8:02 PM CDT	Special Weather Statement	OUN	Canadian, Logan	43 min
May 25, 8:10 PM CDT	Severe Thunderstorm Warning	OUN	Kingfisher	35 min
May 25, 8:11 PM CDT	River Flood Warning	OUN	Pottawatomie, Seminole	18 hr
May 25, 8:11 PM CDT	Severe Thunderstorm Warning	OUN	Kingfisher	34 min
May 25, 8:12 PM CDT	Flash Flood Warning Considerable damage threat	OUN	Canadian, Grady	5 hr
May 25, 8:13 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher	32 min
May 25, 8:14 PM CDT	Areal Flood Advisory	OUN	Cleveland, Pottawatomie	3 hr
May 25, 8:17 PM CDT	Areal Flood Advisory	OUN	Payne	3 hr
May 25, 8:17 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Grady, McClain, Oklahoma	7 min
May 25, 8:20 PM CDT	Severe Thunderstorm Warning	OUN	Noble, Payne	10 min
May 25, 8:21 PM CDT	River Flood Warning	OUN	Atoka	65 hr
May 25, 8:22 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady	8 min
May 25, 8:26 PM CDT	Areal Flood Advisory	OUN	Caddo, Canadian, Grady	3 hr
May 25, 8:29 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Canadian, Kingfisher	16 min
May 25, 8:36 PM CDT	Special Weather Statement	OUN	Canadian	24 min
May 25, 8:38 PM CDT	Special Weather Statement	OUN	Seminole	22 min
May 25, 8:38 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Jackson, Kiowa, Tillman	26 min
May 25, 8:42 PM CDT	Special Weather Statement	OUN	Kingfisher	33 min
May 25, 8:45 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Canadian	19 min
May 25, 8:50 PM CDT	Special Weather Statement	OUN	Logan	25 min
May 25, 8:52 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Grady	23 min
May 25, 8:55 PM CDT	Flash Flood Warning	OUN	Cleveland, Oklahoma	3 hr
May 25, 9:00 PM CDT	Areal Flood Warning	OUN	Cleveland, Grady, McClain, Oklahoma	113 min
May 25, 9:02 PM CDT	Severe Thunderstorm Warning	OUN	Hughes, Pottawatomie, Seminole	28 min
May 25, 9:09 PM CDT	Special Weather Statement	OUN	Comanche, Cotton	36 min
May 25, 9:17 PM CDT	Special Weather Statement	OUN	Grady	13 min
May 25, 9:29 PM CDT	Severe Thunderstorm Warning	OUN	Comanche, Cotton, Grady, Jefferson, Stephens	46 min
May 25, 9:50 PM CDT	Areal Flood Advisory	OUN	Comanche	115 min
May 25, 9:57 PM CDT	Special Weather Statement	OUN	Johnston	33 min
May 25, 10:03 PM CDT	Special Weather Statement	OUN	Grady	12 min
May 25, 10:15 PM CDT	Special Weather Statement	OUN	Grady, Jefferson, Stephens	30 min
May 25, 10:21 PM CDT	Special Weather Statement	OUN	Hughes	24 min
May 25, 10:26 PM CDT	Severe Thunderstorm Warning	OUN	Atoka, Coal, Johnston, Marshall	34 min
May 25, 10:29 PM CDT	Areal Flood Advisory	OUN	Atoka, Coal, Johnston, Marshall	14 min
May 25, 10:39 PM CDT	Areal Flood Advisory	OUN	Hughes	3 hr
May 25, 10:40 PM CDT	Special Weather Statement	OUN	Atoka	20 min
May 25, 10:43 PM CDT	Flash Flood Warning	OUN	Atoka, Coal, Johnston, Marshall	5 hr
May 25, 10:44 PM CDT	Special Weather Statement	OUN	Carter, Love	31 min
May 25, 10:47 PM CDT	Special Weather Statement	OUN	Carter, Garvin, Jefferson, Love, McClain, Murray	43 min
May 25, 10:53 PM CDT	Flash Flood Warning	OUN	Cleveland, Grady, McClain, Oklahoma	3 hr
May 25, 10:58 PM CDT	Severe Thunderstorm Warning	OUN	Johnston, Murray, Pontotoc	32 min
May 25, 11:05 PM CDT	Special Weather Statement	OUN	Atoka, Johnston, Marshall	25 min
May 25, 11:20 PM CDT	Flash Flood Warning	OUN	Carter, Love, Marshall	3 hr
May 25, 11:29 PM CDT	Severe Thunderstorm Warning	OUN	Garvin, Murray	8 min
May 25, 11:40 PM CDT	Special Weather Statement	OUN	Atoka, Carter, Johnston, Love, Marshall	35 min
May 25, 11:44 PM CDT	Areal Flood Warning	OUN	Cleveland, Oklahoma	2 hr
May 25, 11:44 PM CDT	Flash Flood Warning	OUN	Atoka, Bryan, Johnston, Marshall	4 hr
May 25, 11:56 PM CDT	Areal Flood Advisory	OUN	Carter, Coal, Garvin, Johnston, Murray, Pontotoc	3 hr
May 26, 12:23 AM CDT	Special Weather Statement	OUN	Bryan, Marshall	22 min
May 26, 1:25 AM CDT	Areal Flood Warning	OUN	Cleveland, Grady, McClain, Oklahoma	110 min
May 26, 1:38 AM CDT	Areal Flood Warning	OUN	Canadian, Grady	112 min
May 26, 2:26 AM CDT	Areal Flood Warning	OUN	Carter, Love, Marshall	3 hr
May 26, 3:20 AM CDT	River Flood Advisory	OUN	Lincoln, Oklahoma, Pottawatomie	17 hr
May 26, 3:32 AM CDT	Areal Flood Warning	OUN	Atoka, Coal, Johnston, Marshall	14 hr
May 26, 3:44 AM CDT	River Flood Warning	OUN	Bryan	46 hr
May 26, 3:45 AM CDT	River Flood Warning	OUN	Atoka	11 hr
May 26, 5:28 AM CDT	Special Weather Statement	OUN	Grant	47 min
May 26, 6:09 AM CDT	Special Weather Statement	OUN	Grant	36 min
May 26, 2:19 PM CDT	River Flood Advisory	OUN	Atoka	13 hr
May 26, 4:09 PM CDT	Special Weather Statement	OUN	Roger Mills	36 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.