078 
WUUS55 KCYS 230436
SVRCYS
WYC009-027-230500-
/O.NEW.KCYS.SV.W.0130.260623T0436Z-260623T0500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cheyenne WY
1036 PM MDT Mon Jun 22 2026

The National Weather Service in Cheyenne has issued a

* Severe Thunderstorm Warning for...
  Central Niobrara County in east central Wyoming...
  Northeastern Converse County in east central Wyoming...

* Until 1100 PM MDT.

* At 1036 PM MDT, a severe thunderstorm was located 14 miles
  northwest of Lance Creek, or 35 miles northwest of Lusk, moving
  southeast at 25 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Lance Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4317 10492 4334 10482 4319 10421 4294 10436
TIME...MOT...LOC 0436Z 293DEG 24KT 4323 10477 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

Zawislak

461 
WWUS55 KCYS 230453
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
1053 PM MDT Mon Jun 22 2026

WYC009-230502-
/O.CAN.KCYS.SV.W.0130.000000T0000Z-260623T0500Z/
Converse WY-
1053 PM MDT Mon Jun 22 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CONVERSE 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 4317 10474 4329 10468 4319 10421 4294 10436
TIME...MOT...LOC 0452Z 293DEG 24KT 4319 10463 

$$

WYC027-230500-
/O.CON.KCYS.SV.W.0130.000000T0000Z-260623T0500Z/
Niobrara WY-
1053 PM MDT Mon Jun 22 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM MDT
FOR CENTRAL NIOBRARA COUNTY...

At 1052 PM MDT, a severe thunderstorm was located 10 miles north of
Lance Creek, or 30 miles north of Lusk, moving southeast at 30 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of
central Niobrara County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4317 10474 4329 10468 4319 10421 4294 10436
TIME...MOT...LOC 0452Z 293DEG 24KT 4319 10463 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

Zawislak

461 
WWUS55 KCYS 230453
SVSCYS

Severe Weather Statement
National Weather Service Cheyenne WY
1053 PM MDT Mon Jun 22 2026

WYC009-230502-
/O.CAN.KCYS.SV.W.0130.000000T0000Z-260623T0500Z/
Converse WY-
1053 PM MDT Mon Jun 22 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CONVERSE 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 4317 10474 4329 10468 4319 10421 4294 10436
TIME...MOT...LOC 0452Z 293DEG 24KT 4319 10463 

$$

WYC027-230500-
/O.CON.KCYS.SV.W.0130.000000T0000Z-260623T0500Z/
Niobrara WY-
1053 PM MDT Mon Jun 22 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1100 PM MDT
FOR CENTRAL NIOBRARA COUNTY...

At 1052 PM MDT, a severe thunderstorm was located 10 miles north of
Lance Creek, or 30 miles north of Lusk, moving southeast at 30 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

This severe thunderstorm will remain over mainly rural areas of
central Niobrara County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4317 10474 4329 10468 4319 10421 4294 10436
TIME...MOT...LOC 0452Z 293DEG 24KT 4319 10463 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

Zawislak