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Tornado Warning 0001
Issued by the Cheyenne Forecast Office

Action Issued Starts Expiration
New 2026-05-21 17:44:36 2026-05-21 17:44:00 2026-05-21 18:30:00
Continued 2026-05-21 17:54:36 2026-05-21 18:30:00
Continued 2026-05-21 17:59:06 2026-05-21 18:30:00
Continued 2026-05-21 18:04:37 2026-05-21 18:30:00
Cancelled 2026-05-21 18:11:07 2026-05-21 18:30:00


Action: New
Issued At: 2026-05-21 17:44:36

525 
WFUS55 KCYS 212244
TORCYS
NEC105-212330-
/O.NEW.KCYS.TO.W.0001.260521T2244Z-260521T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Cheyenne WY
444 PM MDT Thu May 21 2026

The National Weather Service in Cheyenne has issued a

* Tornado Warning for...
  Northeastern Kimball County in the Panhandle of Nebraska...

* Until 530 PM MDT.

* At 444 PM MDT, a severe thunderstorm capable of producing a tornado
  was located near Oliver Reservoir, or 8 miles northwest of Kimball,
  moving east at 20 mph.

  HAZARD...Tornado and quarter 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.

* This dangerous storm will be near...
  Kimball around 455 PM MDT.

Other locations impacted by this tornadic thunderstorm include
Kimball County Fairgrounds.

This includes Interstate 80 in Nebraska between mile markers 20 and
27.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 4126 10387 4138 10383 4137 10351 4118 10354
TIME...MOT...LOC 2244Z 280DEG 18KT 4131 10378 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Goatley


Action: Continued
Issued At: 2026-05-21 17:54:36

710 
WWUS55 KCYS 212254
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
454 PM MDT Thu May 21 2026

NEC105-212330-
/O.CON.KCYS.TO.W.0001.000000T0000Z-260521T2330Z/
Kimball NE-
454 PM MDT Thu May 21 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM MDT FOR
NORTHEASTERN KIMBALL COUNTY...

At 454 PM MDT, a confirmed tornado was located near Kimball, moving
east at 20 mph.

HAZARD...Damaging tornado and quarter 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.

This tornado will be near...
  Kimball around 500 PM MDT.

Other locations impacted by this tornadic thunderstorm include
Kimball County Fairgrounds.

This includes Interstate 80 in Nebraska between mile markers 21 and
27.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement 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 4124 10380 4137 10377 4137 10351 4119 10354
      4123 10374
TIME...MOT...LOC 2254Z 280DEG 18KT 4130 10371 

TORNADO...OBSERVED
MAX HAIL SIZE...1.00 IN

$$

Goatley


Action: Continued
Issued At: 2026-05-21 17:59:06

915 
WWUS55 KCYS 212258
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
458 PM MDT Thu May 21 2026

NEC105-212330-
/O.CON.KCYS.TO.W.0001.000000T0000Z-260521T2330Z/
Kimball NE-
458 PM MDT Thu May 21 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM MDT FOR
NORTHEASTERN KIMBALL COUNTY...

At 458 PM MDT, a severe thunderstorm capable of producing a tornado
was located over Kimball, moving southeast at 30 mph.

HAZARD...Tornado and quarter 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.

This tornadic thunderstorm will remain over mainly rural areas of
northeastern Kimball County, including the following locations...
Kimball County Fairgrounds.

This includes Interstate 80 in Nebraska between mile markers 21 and
27.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 4123 10373 4133 10371 4131 10352 4119 10354
      4123 10372
TIME...MOT...LOC 2258Z 292DEG 25KT 4127 10366 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Goatley


Action: Continued
Issued At: 2026-05-21 18:04:37

028 
WWUS55 KCYS 212304
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
504 PM MDT Thu May 21 2026

NEC105-212330-
/O.CON.KCYS.TO.W.0001.000000T0000Z-260521T2330Z/
Kimball NE-
504 PM MDT Thu May 21 2026

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM MDT FOR
NORTHEASTERN KIMBALL COUNTY...

At 503 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Kimball, moving east at 20 mph. 

HAZARD...Tornado and quarter 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...
Kimball and Kimball County Fairgrounds.

This includes Interstate 80 in Nebraska between mile markers 21 and
27.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 4123 10373 4132 10371 4131 10352 4119 10354
      4123 10372
TIME...MOT...LOC 2303Z 282DEG 18KT 4126 10363 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Goatley


Action: Cancelled
Issued At: 2026-05-21 18:11:07

197 
WWUS55 KCYS 212310
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
510 PM MDT Thu May 21 2026

NEC105-212320-
/O.CAN.KCYS.TO.W.0001.000000T0000Z-260521T2330Z/
Kimball NE-
510 PM MDT Thu May 21 2026

...THE TORNADO WARNING FOR NORTHEASTERN KIMBALL COUNTY IS
CANCELLED...

The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for
the Panhandle of Nebraska.

&&

LAT...LON 4123 10373 4132 10371 4131 10352 4119 10354
      4123 10372
TIME...MOT...LOC 2309Z 280DEG 18KT 4125 10358 

$$

Goatley





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