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Home Return to list Severe Thunderstorm Warning 0130 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-06-23 18:33:31
343
WUUS55 KBOU 232333
SVRBOU
COC005-121-240015-
/O.NEW.KBOU.SV.W.0130.260623T2333Z-260624T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
533 PM MDT Tue Jun 23 2026
The National Weather Service in Denver has issued a
* Severe Thunderstorm Warning for...
Eastern Arapahoe County in northeastern Colorado...
Southwestern Washington County in northeastern Colorado...
* Until 615 PM MDT.
* At 533 PM MDT, a severe thunderstorm was located 6 miles southeast
of Cottonwood Valley, or 21 miles north of Limon, moving east at 30
mph.
HAZARD...Golf 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...
Last Chance and Cottonwood Valley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.
&&
LAT...LON 3957 10388 3974 10385 3974 10343 3957 10342
PARTITION...608005
TIME...MOT...LOC 2333Z 251DEG 27KT 3957 10376
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Meier
Action: Continued Issued At: 2026-06-23 18:56:02
910
WWUS55 KBOU 232355
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
555 PM MDT Tue Jun 23 2026
COC005-240005-
/O.CAN.KBOU.SV.W.0130.000000T0000Z-260624T0015Z/
Arapahoe CO-
555 PM MDT Tue Jun 23 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EASTERN ARAPAHOE
COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 100 AM MDT
Wednesday for a portion of northeast Colorado.
&&
LAT...LON 3974 10371 3974 10343 3957 10342 3957 10371
PARTITION...608005
TIME...MOT...LOC 2333Z 251DEG 27KT 3957 10375
$$
COC121-240015-
/O.CON.KBOU.SV.W.0130.000000T0000Z-260624T0015Z/
Washington CO-
555 PM MDT Tue Jun 23 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT FOR
SOUTHWESTERN WASHINGTON COUNTY...
At 555 PM MDT, a severe thunderstorm was located 9 miles south of
Last Chance, or 25 miles north of Limon, moving northeast at 30 mph.
HAZARD...Golf 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...
Last Chance.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.
&&
LAT...LON 3974 10371 3974 10343 3957 10342 3957 10371
TIME...MOT...LOC 2333Z 246DEG 25KT 3955 10373
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Meier
Action: Cancelled Issued At: 2026-06-23 18:56:02
910
WWUS55 KBOU 232355
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
555 PM MDT Tue Jun 23 2026
COC005-240005-
/O.CAN.KBOU.SV.W.0130.000000T0000Z-260624T0015Z/
Arapahoe CO-
555 PM MDT Tue Jun 23 2026
...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR EASTERN ARAPAHOE
COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 100 AM MDT
Wednesday for a portion of northeast Colorado.
&&
LAT...LON 3974 10371 3974 10343 3957 10342 3957 10371
PARTITION...608005
TIME...MOT...LOC 2333Z 251DEG 27KT 3957 10375
$$
COC121-240015-
/O.CON.KBOU.SV.W.0130.000000T0000Z-260624T0015Z/
Washington CO-
555 PM MDT Tue Jun 23 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM MDT FOR
SOUTHWESTERN WASHINGTON COUNTY...
At 555 PM MDT, a severe thunderstorm was located 9 miles south of
Last Chance, or 25 miles north of Limon, moving northeast at 30 mph.
HAZARD...Golf 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...
Last Chance.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm is capable of producing
dangerous hail and damaging winds.
&&
LAT...LON 3974 10371 3974 10343 3957 10342 3957 10371
TIME...MOT...LOC 2333Z 246DEG 25KT 3955 10373
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Meier
Action: Expired Issued At: 2026-06-23 19:14:34 647 WWUS55 KBOU 240014 SVSBOU Severe Weather Statement National Weather Service Denver CO 614 PM MDT Tue Jun 23 2026 COC121-240024- /O.EXP.KBOU.SV.W.0130.000000T0000Z-260624T0015Z/ Washington CO- 614 PM MDT Tue Jun 23 2026 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 615 PM MDT FOR SOUTHWESTERN WASHINGTON COUNTY... The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. Therefore, the warning will be allowed to expire. A Severe Thunderstorm Watch remains in effect until 100 AM MDT Wednesday for a portion of northeast Colorado. && LAT...LON 3957 10371 3974 10371 3974 10343 3957 10342 TIME...MOT...LOC 2355Z 246DEG 25KT 3961 10355 $$ Meier | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||