323 
WUUS55 KBOU 222251
SVRBOU
COC075-222330-
/O.NEW.KBOU.SV.W.0121.260622T2251Z-260622T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
451 PM MDT Mon Jun 22 2026

The National Weather Service in Denver has issued a

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

* Until 530 PM MDT.

* At 451 PM MDT, a severe thunderstorm was located over Sterling,
  moving southeast at 15 mph.

  HAZARD...Two inch hail and 60 mph wind gusts.

  SOURCE...Trained spotters reported golfball hail in Sterling at 449
           PM..

  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...
  Sterling, Atwood, Logan Corners and Reiradon Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Anyone outdoors should move to shelter inside a well-built structure
and stay away from windows. This storm has produced dangerous hail
and is capable of producing damaging winds.

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 4069 10343 4078 10311 4044 10284 4044 10332
TIME...MOT...LOC 2250Z 326DEG 15KT 4060 10319

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Schlatter

426 
WWUS55 KBOU 222255
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
455 PM MDT Mon Jun 22 2026

COC075-222330-
/O.CON.KBOU.SV.W.0121.000000T0000Z-260622T2330Z/
Logan CO-
455 PM MDT Mon Jun 22 2026

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

At 455 PM MDT, a severe thunderstorm was located near Sterling,
moving southeast at 15 mph.

THIS IS A DESTRUCTIVE STORM FOR 2 MILES WEST OF STERLING.

HAZARD...Three inch hail and 60 mph wind gusts.

SOURCE...Trained spotters reported 3 inch diameter hail 2 miles west
         of Sterling at 454 PM.

IMPACT...People and animals outdoors will be severely injured. Expect
         shattered windows, extensive damage to roofs, siding, and
         vehicles.

Locations impacted include...
  Sterling, Atwood, Logan Corners and Reiradon Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter now inside an interior room on the lowest floor of a
well-built structure. This storm has produced destructive hail and is
capable of producing damaging winds.

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 4069 10343 4078 10311 4044 10284 4044 10332
TIME...MOT...LOC 2251Z 326DEG 15KT 4060 10318

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...OBSERVED
MAX HAIL SIZE...3.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Schlatter

779 
WWUS55 KBOU 222332
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
532 PM MDT Mon Jun 22 2026

COC075-222342-
/O.EXP.KBOU.SV.W.0121.000000T0000Z-260622T2330Z/
Logan CO-
532 PM MDT Mon Jun 22 2026

...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR SOUTHWESTERN LOGAN
COUNTY...

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

A Severe Thunderstorm Watch remains in effect until 900 PM MDT Monday
for a portion of northeast Colorado.

&&

LAT...LON 4069 10343 4078 10311 4044 10284 4044 10332
TIME...MOT...LOC 2255Z 326DEG 15KT 4058 10317

$$

Meier