869 
WUUS55 KBOU 242159
SVRBOU
COC075-087-121-242245-
/O.NEW.KBOU.SV.W.0159.260624T2159Z-260624T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
359 PM MDT Wed Jun 24 2026

The National Weather Service in Denver has issued a

* Severe Thunderstorm Warning for...
  Southwestern Logan County in northeastern Colorado...
  Northeastern Morgan County in northeastern Colorado...
  North Central Washington County in northeastern Colorado...

* Until 445 PM MDT.

* At 359 PM MDT, severe thunderstorms were located along a line from
  over Sterling to near Antelope Springs, or along a line from over
  Sterling to 15 miles northeast of Fort Morgan, moving southeast at
  15 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...
  Sterling, Merino, Hillrose, Prewitt Reservoir, Atwood, Logan
  Corners, Willard, Messex, Union and Reiradon Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds and
large hail.

A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.

&&

LAT...LON 4051 10371 4052 10368 4052 10358 4057 10358
      4062 10346 4073 10313 4056 10301 4035 10316
      4030 10355
TIME...MOT...LOC 2159Z 327DEG 12KT 4061 10320 4049 10345 4044 10365

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

$$

63

108 
WWUS55 KBOU 242209
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
409 PM MDT Wed Jun 24 2026

COC075-087-121-242245-
/O.CON.KBOU.SV.W.0159.000000T0000Z-260624T2245Z/
Logan CO-Morgan CO-Washington CO-
409 PM MDT Wed Jun 24 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR
SOUTHWESTERN LOGAN, NORTHEASTERN MORGAN AND NORTH CENTRAL WASHINGTON
COUNTIES...

At 409 PM MDT, severe thunderstorms were located along a line from
near Sterling to 5 miles east of Antelope Springs, or along a line
from near Sterling to 14 miles northeast of Fort Morgan, moving
southeast at 15 mph.

HAZARD...Ping pong 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...
  Southern Sterling, Merino, Hillrose, Prewitt Reservoir, Atwood,
  Messex, Union and Reiradon Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds and
large hail.

A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.

&&

LAT...LON 4046 10367 4048 10361 4050 10354 4052 10350
      4066 10308 4056 10301 4035 10316 4030 10355
TIME...MOT...LOC 2159Z 327DEG 12KT 4061 10320 4048 10345 4044 10365

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

63

436 
WWUS55 KBOU 242213
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
413 PM MDT Wed Jun 24 2026

COC075-087-121-242245-
/O.CON.KBOU.SV.W.0159.000000T0000Z-260624T2245Z/
Logan CO-Morgan CO-Washington CO-
413 PM MDT Wed Jun 24 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR
SOUTHWESTERN LOGAN, NORTHEASTERN MORGAN AND NORTH CENTRAL WASHINGTON
COUNTIES...

At 413 PM MDT, severe thunderstorms were located along a line from 6
miles southeast of Sterling to near Snyder, or along a line from 6
miles southeast of Sterling to 14 miles northeast of Fort Morgan,
moving southeast at 20 mph.

HAZARD...Ping pong 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...
  Merino, Hillrose, Prewitt Reservoir, Atwood, Messex and Union.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. These storms are 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.

A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.

&&

LAT...LON 4044 10362 4046 10357 4049 10351 4052 10344
      4058 10306 4053 10303 4035 10316 4030 10355
TIME...MOT...LOC 2209Z 322DEG 16KT 4057 10314 4044 10339 4039 10359

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

63

225 
WWUS55 KBOU 242244
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
444 PM MDT Wed Jun 24 2026

COC075-087-121-242254-
/O.EXP.KBOU.SV.W.0159.000000T0000Z-260624T2245Z/
Logan CO-Morgan CO-Washington CO-
444 PM MDT Wed Jun 24 2026

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 445 PM MDT FOR
SOUTHWESTERN LOGAN, NORTHEASTERN MORGAN AND NORTH CENTRAL WASHINGTON
COUNTIES...

The Severe Thunderstorm Warning that was previously in effect has
been upgraded to a Tornado Warning. Please refer to that bulletin for
the latest information on this dangerous weather situation.

A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.

&&

LAT...LON 4044 10362 4046 10357 4049 10351 4052 10344
      4058 10306 4053 10303 4035 10316 4030 10355
TIME...MOT...LOC 2213Z 322DEG 16KT 4055 10313 4042 10338 4037 10358

$$

63