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Severe Thunderstorm Warning 0103
Issued by the Cheyenne Forecast Office

Action Issued Starts Expiration
New 2026-06-20 20:49:37 2026-06-20 20:49:00 2026-06-20 21:30:00
Continued 2026-06-20 21:07:37 2026-06-20 21:30:00
Expired 2026-06-20 21:20:38 2026-06-20 21:30:00


Action: New
Issued At: 2026-06-20 20:49:37

865 
WUUS55 KCYS 210149
SVRCYS
WYC021-210230-
/O.NEW.KCYS.SV.W.0103.260621T0149Z-260621T0230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cheyenne WY
749 PM MDT Sat Jun 20 2026

The National Weather Service in Cheyenne has issued a

* Severe Thunderstorm Warning for...
  Southeastern Laramie County in southeastern Wyoming...

* Until 830 PM MDT.

* At 748 PM MDT, a severe thunderstorm was located near Carpenter, or
  21 miles southeast of Cheyenne, moving east 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...
  Carpenter.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Tornado Watch remains in effect until 900 PM MDT for the Panhandle
of Nebraska.

&&

LAT...LON 4109 10447 4103 10405 4100 10405 4101 10451
TIME...MOT...LOC 0148Z 286DEG 28KT 4102 10441 

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

$$

Vasquez


Action: Continued
Issued At: 2026-06-20 21:07:37

283 
WWUS55 KCYS 210207
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
807 PM MDT Sat Jun 20 2026

WYC021-210230-
/O.CON.KCYS.SV.W.0103.000000T0000Z-260621T0230Z/
Laramie WY-
807 PM MDT Sat Jun 20 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM MDT
FOR SOUTHEASTERN LARAMIE COUNTY...

At 807 PM MDT, a severe thunderstorm was located near Hereford, or 32
miles east of Cheyenne, moving east at 35 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Carpenter.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM MDT for the Panhandle
of Nebraska.

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

&&

LAT...LON 4107 10437 4103 10405 4100 10405 4101 10440
TIME...MOT...LOC 0207Z 285DEG 29KT 4098 10421 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Vasquez


Action: Expired
Issued At: 2026-06-20 21:20:38

690 
WWUS55 KCYS 210220
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
820 PM MDT Sat Jun 20 2026

WYC021-210230-
/O.EXP.KCYS.SV.W.0103.000000T0000Z-260621T0230Z/
Laramie WY-
820 PM MDT Sat Jun 20 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LARAMIE COUNTY
WILL EXPIRE AT 830 PM MDT...

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

A Tornado Watch remains in effect until 900 PM MDT for the Panhandle
of Nebraska.

A Severe Thunderstorm Watch remains in effect until 900 PM MDT for
southeastern Wyoming.

&&

LAT...LON 4107 10437 4103 10405 4100 10405 4101 10440
TIME...MOT...LOC 0220Z 286DEG 28KT 4096 10410 

$$

Vasquez



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