Alert archive / Oklahoma / Tornado Warnings in 2021
Tornado Warning 24, NWS Norman, OK
NWS Norman, OK issued this tornado warning at Oct 10, 2021, 6:14 PM CDT for Caddo County, Kiowa County, Oklahoma. It was in force for 46 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Oct 10, 2021, 6:14 PM CDT (23:14 UTC)
- Expired
- Oct 10, 2021, 7:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 2.5 in
Counties Caddo County, OK, Kiowa County, OK
The radar
The Altus AFB radar (KFDR), 93 km from the middle of the area, began a volume at 23:15 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 10, 6:20 PM CDT | TORNADO | 8 W Boone, OK | MULTIPLE REPORTS OF AN OBSERVED TORNADO AND DAMAGE W OF BOONE AND SOUTH OF CARNEGIE/ALDEN NEAR STATE HIGHWAYS 58 AND 19. |
| Oct 10, 6:36 PM CDT | TSTM WND DMG | 7 Nw Apache, OK | MANY POWER POLES DOWNED. |
| Oct 10, 6:40 PM CDT | TSTM WND DMG | 5 Nnw Apache, OK | TREES DOWNED AND OUTBUILDINGS DAMAGED BY ESTIMATED 70 TO 80 MPH WINDS IN STORM REAR FLANK DOWNDRAFT. |
| Oct 10, 6:45 PM CDT | TORNADO | 4 Ssw Anadarko, OK | |
| Oct 10, 7:00 PM CDT | TSTM WND GST 62 | 4 Ene Apache, OK |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 10, 3:22 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 11.2 hours before the alert went out and 93 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
- 8 J/kg
- Mixed-layer CIN
- -777 J/kg
- Mixed-layer LCL
- 1314 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
291
WFUS54 KOUN 102314
TOROUN
OKC015-075-110000-
/O.NEW.KOUN.TO.W.0024.211010T2314Z-211011T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Norman OK
614 PM CDT Sun Oct 10 2021
The National Weather Service in Norman has issued a
* Tornado Warning for...
Southern Caddo County in southwestern Oklahoma...
East central Kiowa County in southwestern Oklahoma...
* Until 700 PM CDT.
* At 614 PM CDT, a severe thunderstorm capable of producing a
tornado was located 9 miles east of Cooperton, moving
east-northeast at 45 mph.
HAZARD...Tornado and tennis ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Anadarko, Apache, Cyril, Fort Cobb, Gracemont, Boone, Lake
Chickasha, northern Lake Ellsworth and Stecker.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter, safe room or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3529 9815 3487 9815 3485 9874 3496 9880
TIME...MOT...LOC 2314Z 243DEG 39KT 3491 9871
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.50 IN
$$
..speg.4 follow-up statements
006
WWUS54 KOUN 102325
SVSOUN
Severe Weather Statement
National Weather Service Norman OK
625 PM CDT Sun Oct 10 2021
OKC015-075-110000-
/O.CON.KOUN.TO.W.0024.000000T0000Z-211011T0000Z/
Caddo OK-Kiowa OK-
625 PM CDT Sun Oct 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTHERN
CADDO AND EASTERN KIOWA COUNTIES...
At 625 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Boone, moving east at 30 mph.
HAZARD...Tornado and baseball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Anadarko, Apache, Cyril, Fort Cobb, Gracemont, Boone, Lake Chickasha,
northern Lake Ellsworth and Stecker.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3529 9815 3487 9815 3485 9869 3498 9870
TIME...MOT...LOC 2325Z 256DEG 28KT 3491 9859
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.75 IN
$$
..speg.040
WWUS54 KOUN 102328
SVSOUN
Severe Weather Statement
National Weather Service Norman OK
628 PM CDT Sun Oct 10 2021
OKC075-102337-
/O.CAN.KOUN.TO.W.0024.000000T0000Z-211011T0000Z/
Kiowa OK-
628 PM CDT Sun Oct 10 2021
...THE TORNADO WARNING FOR EASTERN KIOWA COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved into
Caddo County. Therefore, the warning has been cancelled.
LAT...LON 3526 9815 3487 9815 3486 9862 3501 9862
TIME...MOT...LOC 2327Z 235DEG 48KT 3496 9851
$$
OKC015-110000-
/O.CON.KOUN.TO.W.0024.000000T0000Z-211011T0000Z/
Caddo OK-
628 PM CDT Sun Oct 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR SOUTHERN
CADDO COUNTY...
At 627 PM CDT, a confirmed tornado was located 5 miles northwest of
Boone, moving northeast at 55 mph.
HAZARD...Damaging tornado and baseball size hail.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Anadarko, Apache, Cyril, Fort Cobb, Gracemont, Boone, Lake Chickasha
and Stecker.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
storm shelter, safe room, or an interior room on the lowest floor of
a sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 3526 9815 3487 9815 3486 9862 3501 9862
TIME...MOT...LOC 2327Z 235DEG 48KT 3496 9851
TORNADO...OBSERVED
MAX HAIL SIZE...2.75 IN
$$
..speg.155
WWUS54 KOUN 102339
SVSOUN
Severe Weather Statement
National Weather Service Norman OK
639 PM CDT Sun Oct 10 2021
OKC015-110000-
/O.CON.KOUN.TO.W.0024.000000T0000Z-211011T0000Z/
Caddo OK-
639 PM CDT Sun Oct 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHEASTERN CADDO COUNTY...
At 639 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles north of Boone, moving northeast at 40 mph.
HAZARD...Tornado and golf ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Anadarko, Lake Chickasha and Stecker.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter, safe room, or an interior
room on the lowest floor of a sturdy building. Avoid windows. If you
are outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3521 9815 3494 9815 3494 9846 3503 9848
TIME...MOT...LOC 2339Z 246DEG 35KT 3500 9842
TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
$$
..speg.644
WWUS54 KOUN 102350
SVSOUN
Severe Weather Statement
National Weather Service Norman OK
650 PM CDT Sun Oct 10 2021
OKC015-110000-
/O.CON.KOUN.TO.W.0024.000000T0000Z-211011T0000Z/
Caddo OK-
650 PM CDT Sun Oct 10 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR
SOUTHEASTERN CADDO COUNTY...
At 649 PM CDT, a confirmed tornado was located 4 miles south-
southwest of Anadarko, moving east-northeast at 40 mph. This tornado
will pass very near or just south of Anadarko. Large hail is also
likely in Anadarko.
HAZARD...Damaging tornado and tennis ball size hail.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Anadarko and Lake Chickasha.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
storm shelter, safe room, or an interior room on the lowest floor of
a sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 3515 9815 3497 9815 3497 9830 3508 9834
TIME...MOT...LOC 2349Z 260DEG 35KT 3502 9825
TORNADO...OBSERVED
MAX HAIL SIZE...2.50 IN
$$
..speg.The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 10, 11:48 AM CDT | Flood Watch | OUN | Cleveland, Lincoln, Logan, Noble, Oklahoma, Payne and 1 more | 11 hr |
| Oct 10, 5:17 PM CDT | Special Weather Statement | OUN | Kiowa | 28 min |
| Oct 10, 5:24 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa | 51 min |
| Oct 10, 5:39 PM CDT | Tornado Warning | OUN | Comanche, Kiowa | 51 min |
| Oct 10, 5:46 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Kiowa, Tillman | 29 min |
| Oct 10, 6:05 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Comanche, Kiowa, Washita | 55 min |
| Oct 10, 6:23 PM CDT | Severe Thunderstorm Warning | OUN | Cotton | 52 min |
| Oct 10, 6:29 PM CDT | Areal Flood Advisory | OUN | Caddo, Comanche, Kiowa, Washita | 3 hr |
| Oct 10, 6:51 PM CDT | Severe Thunderstorm Warning | OUN | Kay | 39 min |
| Oct 10, 6:53 PM CDT | Severe Thunderstorm Warning | OUN | Comanche, Cotton, Jefferson, Stephens, Tillman | 52 min |
| Oct 10, 6:53 PM CDT | Tornado Warning | OUN | Caddo, Grady | 52 min |
| Oct 10, 6:57 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Canadian, Comanche, Grady | 48 min |
Nearby
Tornado Warnings in Oklahoma, 2021Every tornado warning in 2021Tornadoes in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.