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Home Return to list Tornado Warning 0020 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-06-24 17:22:09
557
WFUS55 KBOU 242221
TORBOU
COC075-087-121-242300-
/O.NEW.KBOU.TO.W.0020.260624T2221Z-260624T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Denver CO
421 PM MDT Wed Jun 24 2026
The National Weather Service in Denver has issued a
* Tornado Warning for...
South Central Logan County in northeastern Colorado...
Eastern Morgan County in northeastern Colorado...
North Central Washington County in northeastern Colorado...
* Until 500 PM MDT.
* At 421 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Prewitt Reservoir, or 18 miles southwest of
Sterling, moving southeast at 15 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
* Locations impacted include...
Merino, Prewitt Reservoir, Atwood and Messex.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 4044 10354 4053 10330 4036 10316 4028 10344
TIME...MOT...LOC 2221Z 324DEG 13KT 4042 10340
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
63
Action: Cancelled Issued At: 2026-06-24 17:33:25
892
WWUS55 KBOU 242233
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
433 PM MDT Wed Jun 24 2026
COC087-242243-
/O.CAN.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Morgan CO-
433 PM MDT Wed Jun 24 2026
...TORNADO WARNING IS CANCELLED FOR EASTERN MORGAN COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.
&&
LAT...LON 4047 10344 4053 10330 4036 10316 4029 10339
TIME...MOT...LOC 2221Z 324DEG 13KT 4042 10340
$$
COC075-121-242300-
/O.CON.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Logan CO-Washington CO-
433 PM MDT Wed Jun 24 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 5 PM MDT FOR SOUTH CENTRAL
LOGAN AND NORTH CENTRAL WASHINGTON COUNTIES...
At 433 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Prewitt Reservoir, or 16 miles south of Sterling,
moving southeast at 10 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Merino, Prewitt Reservoir and Atwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 4047 10344 4053 10330 4036 10316 4029 10339
TIME...MOT...LOC 2221Z 323DEG 10KT 4044 10333
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
63
Action: Continued Issued At: 2026-06-24 17:33:25
892
WWUS55 KBOU 242233
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
433 PM MDT Wed Jun 24 2026
COC087-242243-
/O.CAN.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Morgan CO-
433 PM MDT Wed Jun 24 2026
...TORNADO WARNING IS CANCELLED FOR EASTERN MORGAN COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.
&&
LAT...LON 4047 10344 4053 10330 4036 10316 4029 10339
TIME...MOT...LOC 2221Z 324DEG 13KT 4042 10340
$$
COC075-121-242300-
/O.CON.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Logan CO-Washington CO-
433 PM MDT Wed Jun 24 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 5 PM MDT FOR SOUTH CENTRAL
LOGAN AND NORTH CENTRAL WASHINGTON COUNTIES...
At 433 PM MDT, a severe thunderstorm capable of producing a tornado
was located near Prewitt Reservoir, or 16 miles south of Sterling,
moving southeast at 10 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Merino, Prewitt Reservoir and Atwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 4047 10344 4053 10330 4036 10316 4029 10339
TIME...MOT...LOC 2221Z 323DEG 10KT 4044 10333
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
63
Action: Continued Issued At: 2026-06-24 17:46:55
321
WWUS55 KBOU 242246
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
446 PM MDT Wed Jun 24 2026
COC075-242256-
/O.CAN.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Logan CO-
446 PM MDT Wed Jun 24 2026
...TORNADO WARNING IS CANCELLED FOR SOUTH CENTRAL LOGAN COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.
&&
LAT...LON 4044 10333 4043 10322 4036 10316 4029 10339
4044 10342
TIME...MOT...LOC 2233Z 323DEG 10KT 4041 10331
$$
COC121-242300-
/O.CON.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Washington CO-
446 PM MDT Wed Jun 24 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 5 PM MDT FOR NORTH CENTRAL
WASHINGTON COUNTY...
At 446 PM MDT, a severe thunderstorm capable of producing a tornado
was located 4 miles south of Prewitt Reservoir, or 16 miles northwest
of Akron, moving south at 10 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Prewitt Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 4044 10333 4043 10322 4036 10316 4029 10339
4044 10342
TIME...MOT...LOC 2233Z 341DEG 9KT 4040 10336
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
63
Action: Cancelled Issued At: 2026-06-24 17:46:55
321
WWUS55 KBOU 242246
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
446 PM MDT Wed Jun 24 2026
COC075-242256-
/O.CAN.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Logan CO-
446 PM MDT Wed Jun 24 2026
...TORNADO WARNING IS CANCELLED FOR SOUTH CENTRAL LOGAN COUNTY...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.
&&
LAT...LON 4044 10333 4043 10322 4036 10316 4029 10339
4044 10342
TIME...MOT...LOC 2233Z 323DEG 10KT 4041 10331
$$
COC121-242300-
/O.CON.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Washington CO-
446 PM MDT Wed Jun 24 2026
...TORNADO WARNING REMAINS IN EFFECT UNTIL 5 PM MDT FOR NORTH CENTRAL
WASHINGTON COUNTY...
At 446 PM MDT, a severe thunderstorm capable of producing a tornado
was located 4 miles south of Prewitt Reservoir, or 16 miles northwest
of Akron, moving south at 10 mph.
HAZARD...Tornado and two inch hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Prewitt Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to an interior room on the lowest floor of a well-built building
away from windows. If you are outdoors, in a mobile home, or in a
vehicle, move to the closest substantial shelter and protect yourself
from flying debris.
&&
LAT...LON 4044 10333 4043 10322 4036 10316 4029 10339
4044 10342
TIME...MOT...LOC 2233Z 341DEG 9KT 4040 10336
TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
$$
63
Action: Expired Issued At: 2026-06-24 17:56:56
478
WWUS55 KBOU 242256
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
456 PM MDT Wed Jun 24 2026
COC121-242306-
/O.EXP.KBOU.TO.W.0020.000000T0000Z-260624T2300Z/
Washington CO-
456 PM MDT Wed Jun 24 2026
...TORNADO WARNING WILL EXPIRE AT 5 PM MDT FOR NORTH CENTRAL
WASHINGTON COUNTY...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire. However, small
hail, gusty winds, and heavy rain are still possible with this
thunderstorm.
A Tornado Watch remains in effect until 1100 PM MDT Wednesday for a
portion of northeast Colorado.
&&
LAT...LON 4044 10333 4043 10322 4036 10316 4029 10339
4044 10342
TIME...MOT...LOC 2246Z 341DEG 9KT 4037 10334
$$
63
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