837 
WUUS55 KBOU 212250
SVRBOU
COC121-212330-
/O.NEW.KBOU.SV.W.0108.260621T2250Z-260621T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
450 PM MDT Sun Jun 21 2026

The National Weather Service in Denver has issued a

* Severe Thunderstorm Warning for...
  Southwestern Washington County in northeastern Colorado...

* Until 530 PM MDT.

* At 450 PM MDT, a severe thunderstorm was located near Woodlin
  School, or 33 miles southwest of Akron, moving east at 20 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...
  Lindon, Woodlin School and Last Chance.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.

&&

LAT...LON 3966 10364 3987 10364 3987 10326 3966 10326
TIME...MOT...LOC 2250Z 272DEG 19KT 3975 10355

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

$$

63

214 
WWUS55 KBOU 212302
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
502 PM MDT Sun Jun 21 2026

COC121-212330-
/O.CON.KBOU.SV.W.0108.000000T0000Z-260621T2330Z/
Washington CO-
502 PM MDT Sun Jun 21 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM MDT FOR
SOUTHWESTERN WASHINGTON COUNTY...

At 502 PM MDT, a severe thunderstorm was located near Lindon, or 31
miles southwest of Akron, moving east at 20 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...
  Lindon and Woodlin School.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.

&&

LAT...LON 3966 10357 3987 10355 3987 10326 3966 10326
TIME...MOT...LOC 2250Z 272DEG 19KT 3975 10354

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

$$

63

802 
WWUS55 KBOU 212320
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
520 PM MDT Sun Jun 21 2026

COC121-212330-
/O.EXP.KBOU.SV.W.0108.000000T0000Z-260621T2330Z/
Washington CO-
520 PM MDT Sun Jun 21 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 530 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. However, small
hail, gusty winds, and heavy rain are still possible with this
thunderstorm.

A Severe Thunderstorm Watch remains in effect until 800 PM MDT Sunday
for a portion of northeast Colorado.

&&

LAT...LON 3966 10357 3987 10355 3987 10326 3966 10326
TIME...MOT...LOC 2302Z 272DEG 19KT 3975 10346

$$

63