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Severe Thunderstorm Warning 0452
Issued by the Norman Forecast Office

Action Issued Starts Expiration
New 2026-05-18 17:57:29 2026-05-18 17:57:00 2026-05-18 18:30:00
Continued 2026-05-18 18:03:45 2026-05-18 18:30:00
Continued 2026-05-18 18:15:30 2026-05-18 18:30:00
Expired 2026-05-18 18:28:30 2026-05-18 18:30:00


Action: New
Issued At: 2026-05-18 17:57:29

329 
WUUS54 KOUN 182257
SVROUN
OKC009-039-129-149-182330-
/O.NEW.KOUN.SV.W.0452.260518T2257Z-260518T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Norman OK
557 PM CDT Mon May 18 2026

The National Weather Service in Norman has issued a

* Severe Thunderstorm Warning for...
  Northwestern Washita County in western Oklahoma...
  Southeastern Roger Mills County in western Oklahoma...
  Southwestern Custer County in western Oklahoma...
  Northeastern Beckham County in western Oklahoma...

* Until 630 PM CDT.

* At 557 PM CDT, a severe thunderstorm was located near Elk City,
  moving northeast at 35 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...
  Elk City, Burns Flat, Hammon, Canute, Butler, Foss, Foss Reservoir,
  and Stafford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

A Tornado Watch remains in effect for the warned area.

&&

LAT...LON 3524 9922 3536 9957 3567 9950 3567 9898
TIME...MOT...LOC 2257Z 207DEG 29KT 3539 9943 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MDU


Action: Continued
Issued At: 2026-05-18 18:03:45

606 
WWUS54 KOUN 182303
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
603 PM CDT Mon May 18 2026

OKC009-039-129-149-182330-
/O.CON.KOUN.SV.W.0452.000000T0000Z-260518T2330Z/
Washita OK-Roger Mills OK-Custer OK-Beckham OK-
603 PM CDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR NORTHWESTERN WASHITA...SOUTHEASTERN ROGER MILLS...SOUTHWESTERN
CUSTER AND NORTHEASTERN BECKHAM COUNTIES...

At 602 PM CDT, a severe thunderstorm was located near Elk City,
moving northeast at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Public. At 600 PM CDT, quarter size hail was reported in 
         Elk City.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Elk City, Burns Flat, Hammon, Canute, Butler, Foss, Foss Reservoir,
and Stafford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3524 9922 3536 9957 3567 9950 3567 9898
TIME...MOT...LOC 2302Z 206DEG 29KT 3542 9941 

HAIL THREAT...OBSERVED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MDU


Action: Continued
Issued At: 2026-05-18 18:15:30

065 
WWUS54 KOUN 182315
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
615 PM CDT Mon May 18 2026

OKC009-039-129-149-182330-
/O.CON.KOUN.SV.W.0452.000000T0000Z-260518T2330Z/
Washita OK-Roger Mills OK-Custer OK-Beckham OK-
615 PM CDT Mon May 18 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR NORTHWESTERN WASHITA...SOUTHEASTERN ROGER MILLS...SOUTHWESTERN
CUSTER AND NORTHEASTERN BECKHAM COUNTIES...

At 615 PM CDT, a severe thunderstorm was located 7 miles northwest of
Canute, moving northeast at 35 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...
Hammon, Canute, Butler, Foss, Foss Reservoir, and Stafford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3536 9915 3547 9947 3567 9945 3567 9898
TIME...MOT...LOC 2315Z 207DEG 29KT 3551 9935 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

MDU


Action: Expired
Issued At: 2026-05-18 18:28:30

538 
WWUS54 KOUN 182328
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
628 PM CDT Mon May 18 2026

OKC009-039-129-149-182338-
/O.EXP.KOUN.SV.W.0452.000000T0000Z-260518T2330Z/
Washita OK-Roger Mills OK-Custer OK-Beckham OK-
628 PM CDT Mon May 18 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WASHITA...
SOUTHEASTERN ROGER MILLS...SOUTHWESTERN CUSTER AND NORTHEASTERN
BECKHAM COUNTIES WILL EXPIRE AT 630 PM CDT...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However, small
hail and gusty winds are still possible with this thunderstorm.

LAT...LON 3536 9915 3547 9947 3567 9945 3567 9898
TIME...MOT...LOC 2328Z 207DEG 29KT 3560 9930 

$$

MDU



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