757 
WUUS55 KBOU 212028
SVRBOU
COC073-212100-
/O.NEW.KBOU.SV.W.0107.260621T2028Z-260621T2100Z/

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

The National Weather Service in Denver has issued a

* Severe Thunderstorm Warning for...
  Northeastern Lincoln County in east central Colorado...

* Until 300 PM MDT.

* At 228 PM MDT, a severe thunderstorm was located 6 miles north of
  Arriba, or 23 miles east of Limon, moving east at 25 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...
  Arriba.

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.

Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.

&&

LAT...LON 3919 10337 3953 10334 3951 10315 3918 10315
TIME...MOT...LOC 2028Z 276DEG 22KT 3937 10328

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

$$

63

932 
WWUS55 KBOU 212038
SVSBOU

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

COC073-212100-
/O.CON.KBOU.SV.W.0107.000000T0000Z-260621T2100Z/
Lincoln CO-
238 PM MDT Sun Jun 21 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FOR
NORTHEASTERN LINCOLN COUNTY...

At 238 PM MDT, a severe thunderstorm was located 7 miles northeast of
Arriba, or 27 miles east of Limon, moving east at 25 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...
  Arriba.

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.

Tornadoes can develop quickly from severe thunderstorms. Seek shelter
immediately in an interior room on the lowest floor of a well-built
structure.

&&

LAT...LON 3919 10334 3946 10328 3946 10315 3918 10315
TIME...MOT...LOC 2028Z 276DEG 22KT 3937 10327

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

$$

63

403 
WWUS55 KBOU 212056
SVSBOU

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

COC073-212106-
/O.EXP.KBOU.SV.W.0107.000000T0000Z-260621T2100Z/
Lincoln CO-
256 PM MDT Sun Jun 21 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 3 PM MDT FOR
NORTHEASTERN LINCOLN COUNTY...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

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

&&

LAT...LON 3919 10334 3946 10328 3946 10315 3918 10315
TIME...MOT...LOC 2038Z 276DEG 22KT 3936 10320

$$

63