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Home Return to list Severe Thunderstorm Warning 0401 Issued by the Denver / Boulder Forecast Office
Action: New Issued At: 2026-09-20 13:49:57
055
WUUS55 KBOU 201849
SVRBOU
COC075-095-201930-
/O.NEW.KBOU.SV.W.0401.260920T1849Z-260920T1930Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
1249 PM MDT Sun Sep 20 2026
The National Weather Service in Denver has issued a
* Severe Thunderstorm Warning for...
Southeastern Logan County in northeastern Colorado...
Western Phillips County in northeastern Colorado...
* Until 130 PM MDT.
* At 1249 PM MDT, a severe thunderstorm was located near St
Petersburg, or 18 miles east of Sterling, moving east at 35 mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected. Hail may accumulate on
roadways causing hazardous travel.
* Locations impacted include...
Haxtun, Fleming, Paoli, Highland Center, St Petersburg, Fairfield
and Dailey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing large hail.
&&
LAT...LON 4044 10293 4065 10297 4075 10275 4075 10245
4044 10236
TIME...MOT...LOC 1848Z 263DEG 32KT 4053 10288
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Meier
Action: Continued Issued At: 2026-09-20 14:09:57
473
WWUS55 KBOU 201909
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
109 PM MDT Sun Sep 20 2026
COC075-095-201930-
/O.CON.KBOU.SV.W.0401.000000T0000Z-260920T1930Z/
Logan CO-Phillips CO-
109 PM MDT Sun Sep 20 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM MDT FOR
SOUTHEASTERN LOGAN AND WESTERN PHILLIPS COUNTIES...
At 109 PM MDT, a severe thunderstorm was located 6 miles east of St
Petersburg, or 22 miles west of Holyoke, moving east at 35 mph.
HAZARD...Half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected. Hail may accumulate on
roadways causing hazardous travel.
Locations impacted include...
Haxtun, Paoli, Highland Center, Fairfield, St Petersburg and
Dailey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing large hail.
&&
LAT...LON 4044 10279 4064 10284 4073 10271 4075 10245
4044 10236
TIME...MOT...LOC 1849Z 265DEG 28KT 4052 10292
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH
$$
Meier
Action: Expired Issued At: 2026-09-20 14:29:12
061
WWUS55 KBOU 201928
SVSBOU
Severe Weather Statement
National Weather Service Denver CO
128 PM MDT Sun Sep 20 2026
COC075-095-201938-
/O.EXP.KBOU.SV.W.0401.000000T0000Z-260920T1930Z/
Logan CO-Phillips CO-
128 PM MDT Sun Sep 20 2026
...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 130 PM MDT FOR
SOUTHEASTERN LOGAN AND WESTERN PHILLIPS COUNTIES...
The Severe Thunderstorm Warning that was previously in effect has
been reissued for Phillips County and is in effect until 215 PM MDT.
Please refer to that bulletin for the latest severe weather
information.
&&
LAT...LON 4044 10279 4064 10284 4073 10271 4075 10245
4044 10236
TIME...MOT...LOC 1909Z 265DEG 28KT 4053 10271
$$
Meier
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