Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 708, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Aug 11, 2023, 7:27 PM CDT for Jackson County, Kiowa County, Tillman County, Oklahoma. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 11, 2023, 7:27 PM CDT (00:27 UTC)
- Expired
- Aug 11, 2023, 8:00 PM CDT
- In force
- 33 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Jackson County, OK, Kiowa County, OK, Tillman County, OK
The radar
The Altus AFB radar (KFDR), 29 km from the middle of the area, began a volume at 00:28 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 11, 5:54 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 0.5 hours before the alert went out and 175 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.
- Mixed-layer CAPE
- 2282 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 2559 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.8
The text
As transmitted.
859
WUUS54 KOUN 120027
SVROUN
OKC065-075-141-120100-
/O.NEW.KOUN.SV.W.0708.230812T0027Z-230812T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Norman OK
727 PM CDT Fri Aug 11 2023
The National Weather Service in Norman has issued a
* Severe Thunderstorm Warning for...
Southeastern Jackson County in southwestern Oklahoma...
South central Kiowa County in southwestern Oklahoma...
Northwestern Tillman County in southwestern Oklahoma...
* Until 800 PM CDT.
* At 726 PM CDT, a severe thunderstorm was located near Humphreys,
moving east at 15 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Altus, Tipton, Manitou, Elmer, Headrick, Humphreys, and Hess.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3470 9900 3443 9898 3446 9940 3461 9940
TIME...MOT...LOC 0026Z 266DEG 14KT 3454 9928
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
301 follow-up statement
895
WWUS54 KOUN 120047
SVSOUN
Severe Weather Statement
National Weather Service Norman OK
747 PM CDT Fri Aug 11 2023
OKC075-120056-
/O.CAN.KOUN.SV.W.0708.000000T0000Z-230812T0100Z/
Kiowa OK-
747 PM CDT Fri Aug 11 2023
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL KIOWA COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3461 9935 3467 9910 3464 9910 3464 9908
3444 9908 3446 9935
TIME...MOT...LOC 0046Z 266DEG 14KT 3455 9918
$$
OKC065-141-120100-
/O.CON.KOUN.SV.W.0708.000000T0000Z-230812T0100Z/
Jackson OK-Tillman OK-
747 PM CDT Fri Aug 11 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTHEASTERN JACKSON AND NORTHWESTERN TILLMAN COUNTIES...
At 746 PM CDT, a severe thunderstorm was located near Humphreys,
moving east at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Tipton, Elmer, Headrick, Humphreys, and Hess.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3461 9935 3467 9910 3464 9910 3464 9908
3444 9908 3446 9935
TIME...MOT...LOC 0046Z 266DEG 14KT 3455 9918
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
30The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 7:07 PM CDT | Special Weather Statement | OUN | Ellis | 23 min |
| Aug 11, 7:08 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Custer, Dewey, Washita | 52 min |
| Aug 11, 7:32 PM CDT | Special Weather Statement | OUN | Ellis | 28 min |
| Aug 11, 7:44 PM CDT | Special Weather Statement | OUN | Jackson | 31 min |
| Aug 11, 7:56 PM CDT | Severe Thunderstorm Warning | OUN | Harmon, Jackson | 49 min |
| Aug 11, 7:59 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Caddo, Canadian, Custer, Dewey, Washita | 46 min |
| Aug 11, 8:37 PM CDT | Special Weather Statement | OUN | Jackson | 38 min |
| Aug 11, 8:39 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Canadian, Garfield, Kingfisher, Major | 51 min |
| Aug 11, 8:45 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa, Tillman | 45 min |
| Aug 11, 8:55 PM CDT | Severe Thunderstorm Warning | OUN | Jackson | 35 min |
| Aug 11, 9:06 PM CDT | Special Weather Statement | OUN | Comanche | 24 min |
| Aug 11, 9:13 PM CDT | Special Weather Statement | OUN | Kiowa | 32 min |
| Aug 11, 9:17 PM CDT | Areal Flood Advisory | OUN | Jackson | 3 hr |
| Aug 11, 9:20 PM CDT | Severe Thunderstorm Warning | OUN | Kiowa, Washita | 40 min |
| Aug 11, 9:22 PM CDT | Severe Thunderstorm Warning | OUN | Garfield, Kingfisher, Logan, Noble | 53 min |
| Aug 11, 9:26 PM CDT | Severe Thunderstorm Warning | OUN | Harmon, Jackson, Kiowa, Tillman | 49 min |
| Aug 11, 9:30 PM CDT | Special Weather Statement | OUN | Washita | 30 min |
| Aug 11, 9:41 PM CDT | Severe Thunderstorm Warning | OUN | Blaine, Caddo, Custer, Washita | 34 min |
| Aug 11, 10:02 PM CDT | Severe Thunderstorm Warning | OUN | Garfield, Noble | 43 min |
| Aug 11, 10:10 PM CDT | Special Weather Statement | OUN | Comanche, Tillman | 35 min |
| Aug 11, 10:29 PM CDT | Special Weather Statement | OUN | Canadian | 31 min |
| Aug 11, 10:35 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 40 min |
| Aug 11, 10:41 PM CDT | Severe Thunderstorm Warning | OUN | Noble | 34 min |
| Aug 11, 10:49 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Cleveland | 14 min |
| Aug 11, 11:02 PM CDT | Special Weather Statement | OUN | Kay | 28 min |
| Aug 11, 11:10 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 35 min |
| Aug 11, 11:19 PM CDT | Special Weather Statement | OUN | Canadian | 26 min |
| Aug 11, 11:40 PM CDT | Special Weather Statement | OUN | Cleveland | 35 min |
| Aug 12, 12:08 AM CDT | Special Weather Statement | OUN | Oklahoma | 22 min |
| Aug 12, 1:23 AM CDT | Special Weather Statement | OUN | Cotton | 37 min |
| Aug 12, 4:06 AM CDT | Special Weather Statement | OUN | Cleveland | 24 min |
| Aug 12, 8:30 AM CDT | Special Weather Statement | OUN | Pottawatomie | 30 min |
| Aug 12, 8:46 AM CDT | Special Weather Statement | OUN | Cleveland | 29 min |
| Aug 12, 8:50 AM CDT | Special Weather Statement | OUN | Garvin | 25 min |
| Aug 12, 9:15 AM CDT | Special Weather Statement | OUN | Garvin, Pottawatomie | 30 min |
| Aug 12, 9:48 AM CDT | Special Weather Statement | OUN | Garvin, Pottawatomie | 42 min |
| Aug 12, 11:40 AM CDT | Special Weather Statement | OUN | Cleveland, Pottawatomie | 35 min |
| Aug 12, 12:19 PM CDT | Special Weather Statement | OUN | McClain, Pottawatomie | 41 min |
| Aug 12, 1:17 PM CDT | Special Weather Statement | OUN | McClain, Pottawatomie | 28 min |
| Aug 12, 1:19 PM CDT | Areal Flood Advisory | OUN | Cleveland, Pottawatomie | 3 hr |
| Aug 12, 2:19 PM CDT | Flash Flood Warning | OUN | Cleveland, Pottawatomie | 4 hr |
| Aug 12, 2:29 PM CDT | Excessive Heat Warning | OUN | Atoka, Bryan, Carter, Cleveland, Coal, Garvin and 12 more | 31 hr |
| Aug 12, 2:29 PM CDT | Heat Advisory | OUN | Caddo, Canadian, Cleveland, Comanche, Cotton, Garfield and 18 more | 31 hr |
| Aug 12, 2:35 PM CDT | Red Flag Warning | OUN | Comanche, Cotton, Jackson, Jefferson, Stephens, Tillman | 30 hr |
| Aug 12, 3:15 PM CDT | Special Weather Statement | OUN | Jackson | 30 min |
| Aug 12, 3:15 PM CDT | Special Weather Statement | OUN | Caddo | 30 min |
| Aug 12, 3:20 PM CDT | Severe Thunderstorm Warning | OUN | Caddo | 40 min |
| Aug 12, 3:20 PM CDT | Severe Thunderstorm Warning | OUN | Jackson | 40 min |
| Aug 12, 3:24 PM CDT | Special Weather Statement | OUN | Pottawatomie | 36 min |
| Aug 12, 3:34 PM CDT | Severe Thunderstorm Warning | OUN | Caddo | 41 min |
| Aug 12, 3:37 PM CDT | Special Weather Statement | OUN | Alfalfa | 23 min |
| Aug 12, 3:54 PM CDT | Severe Thunderstorm Warning | OUN | Greer, Harmon, Jackson, Kiowa, Tillman | 36 min |
| Aug 12, 3:58 PM CDT | Special Weather Statement | OUN | Stephens | 32 min |
| Aug 12, 4:06 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Grady, Stephens | 39 min |
| Aug 12, 4:16 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Grady | 44 min |
| Aug 12, 4:20 PM CDT | Special Weather Statement | OUN | Pottawatomie | 25 min |
| Aug 12, 4:28 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Greer, Harmon, Jackson, Kiowa, Tillman | 47 min |
| Aug 12, 4:42 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Grady, Kiowa, Stephens | 48 min |
| Aug 12, 5:13 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Harmon, Jackson, Kiowa, Tillman | 47 min |
| Aug 12, 5:24 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Grady, Kiowa, Stephens | 51 min |
| Aug 12, 5:26 PM CDT | Special Weather Statement | OUN | Greer | 34 min |
| Aug 12, 6:03 PM CDT | Severe Thunderstorm Warning | OUN | Tillman | 27 min |
| Aug 12, 6:13 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Grady, Stephens | 47 min |
| Aug 12, 6:19 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Kiowa, Washita | 41 min |
| Aug 12, 6:21 PM CDT | Areal Flood Advisory | OUN | Caddo, Comanche, Grady, Stephens | 3 hr |
| Aug 12, 6:28 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Tillman | 32 min |
| Aug 12, 6:44 PM CDT | Areal Flood Warning | OUN | Cleveland, McClain, Pottawatomie | 3 hr |
| Aug 12, 6:56 PM CDT | Severe Thunderstorm Warning | OUN | Custer, Washita | 34 min |
| Aug 12, 6:58 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Garvin, Grady, McClain, Stephens | 32 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2023Every severe thunderstorm 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.