Alert archive / Colorado / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 193, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jun 25, 2026, 6:41 PM MDT for Weld County, Colorado. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 25, 2026, 6:41 PM MDT (00:41 UTC)
- Expired
- Jun 25, 2026, 7:21 PM MDT
- In force
- 40 min
- Issued by
- NWS Denver/Boulder, CO
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Weld County, CO
The radar
The Cheyenne radar (KCYS), 75 km from the middle of the area, began a volume at 00:41 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Grand Junction, CO (KGJT), launched 00:00Z, 0.7 hours before the alert went out and 385 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 532 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 3090 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 25, 6:38 PM MDT, 3 minutes earlier.
Area forecast discussion, Jun 25, 6:38 PM MDT, 3 minutes before
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</html>In the hours before
Special weather statement, Jun 25, 2:16 PM MDT, 4 hours 25 minutes before
Special Weather Statement National Weather Service Denver CO 216 PM MDT Thu Jun 25 2026 COZ041-046-252100- Elbert/Central and East Douglas Counties Above 6000 Feet CO-North and Northeast Elbert County Below 6000 Feet/North Lincoln County CO- 216 PM MDT Thu Jun 25 2026 ...A STRONG THUNDERSTORM WILL IMPACT NORTHWESTERN ELBERT COUNTY UNTIL 3 PM MDT... At 216 PM MDT, Doppler radar was tracking a strong thunderstorm 5 miles east of Elbert, or 41 miles west of Limon, moving east at 15 mph. HAZARD...Penny size hail. SOURCE...Radar indicated. IMPACT...Minor damage to outdoor objects is possible. Locations impacted include... Fondis. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the weather situation closely and be alert for threatening weather conditions. Heavy rain is occurring with this storm and may lead to flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3914 10444 3925 10455 3947 10429 3924 10409 TIME...MOT...LOC 2016Z 248DEG 14KT 3922 10445 MAX HAIL SIZE...0.75 IN MAX WIND GUST...<30 MPH MAI
Local storm report, Jun 25, 2:24 PM MDT, 4 hours 17 minutes before
Preliminary Local Storm Report
National Weather Service Denver CO
224 PM MDT Thu Jun 25 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0742 PM Tornado 2 SSE Keota 40.67N 104.06W
06/24/2026 Weld CO Storm Chaser
&&Local storm report, Jun 25, 2:27 PM MDT, 4 hours 14 minutes before
Preliminary Local Storm Report...Summary
National Weather Service Denver CO
227 PM MDT Thu Jun 25 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1043 PM Hail 3 S Arickaree School 39.70N 103.02W
06/24/2026 E1.00 Inch Washington CO Public
Report from mPING: Quarter (1.00 in.).
1026 PM Tstm Wnd Gst 5 ENE Byers 39.73N 104.13W
06/24/2026 M76 MPH Arapahoe CO Mesonet
1016 PM Hail 1 NW Deer Trail 39.62N 104.05W
06/24/2026 M1.25 Inch Arapahoe CO Public
Report from mPING: Half Dollar (1.25 in.).
0947 PM Tstm Wnd Gst 6 ESE Byers 39.68N 104.12W
06/24/2026 E58 MPH Arapahoe CO Mesonet
0941 PM Hail 2 SE Morrison 39.63N 105.16W
06/24/2026 M1.00 Inch Jefferson CO Trained Spotter
0938 PM Tstm Wnd Gst Elba 39.95N 103.22W
06/24/2026 M58 MPH Washington CO Mesonet
0915 PM Tstm Wnd Gst 1 NNW Akron 40.17N 103.22W
06/24/2026 M83 MPH Washington CO ASOS
ASOS station KAKO Akron. This station also
reported a 59 mph gust at 903 PM, with at
least 60 mph gusts observed between 910 and
929 PM. The peak sustained wind was 83 mph,
also at 915 PM. 70 mph gusts were observed
from 913 to 920 PM.
0857 PM Hail Brush 40.26N 103.62W
06/24/2026 E1.25 Inch Morgan CO Public
0846 PM Hail 3 W Brush 40.27N 103.70W
06/24/2026 E1.75 Inch Morgan CO Public
Report from mPING: Golf Ball (1.75 in.).
0826 PM Hail 3 N Fort Morgan Airport 40.37N 103.80W
06/24/2026 M1.00 Inch Morgan CO Storm Chaser
0752 PM Hail 1 SE Berthoud 40.30N 105.07W
06/24/2026 E1.75 Inch Larimer CO Public
0747 PM Hail 1 W Berthoud 40.31N 105.10W
06/24/2026 M1.50 Inch Larimer CO NWS Employee
0747 PM Hail 1 NNW Berthoud 40.32N 105.09W
06/24/2026 M1.50 Inch Larimer CO Public
0742 PM Tornado 2 SSE Keota 40.67N 104.06W
06/24/2026 Weld CO Storm Chaser
0704 PM Hail 2 W Highland Center 40.53N 102.63W
06/24/2026 M1.50 Inch Phillips CO Trained Spotter
0700 PM Hail 5 S Dailey 40.58N 102.72W
06/24/2026 M3.20 Inch Logan CO Storm Chaser
Corrects previous hail report from 5 S
Dailey.
0700 PM Hail 5 S Dailey 40.58N 102.72W
06/24/2026 M1.50 Inch Logan CO Public
0654 PM Hail 6 SSW Haxtun 40.57N 102.68W
06/24/2026 M2.00 Inch Logan CO Trained Spotter
0637 PM Tornado 2 W Dailey 40.65N 102.76W
06/24/2026 Logan CO Public
0630 PM Tornado Fleming 40.68N 102.84W
06/24/2026 Logan CO Public
0625 PM Tornado 2 NNW Fleming 40.70N 102.86W
06/24/2026 Logan CO Fire Dept/Rescue
Tornado confirmed by the fire department.
0616 PM Hail 1 SW Proctor 40.79N 102.95W
06/24/2026 E2.50 Inch Logan CO Public
Time and location estimated from radar.
0616 PM Hail 3 S Elba 39.90N 103.22W
06/24/2026 E1.50 Inch Washington CO Storm Chaser
0613 PM Tornado 2 SE Proctor 40.78N 102.91W
06/24/2026 Logan CO Law Enforcement
0612 PM Hail 3 W Elba 39.94N 103.28W
06/24/2026 M1.00 Inch Washington CO Public
Report from mPING: Quarter (1.00 in.) Time
estimated from radar.
0538 PM Tstm Wnd Gst 1 W Akron 40.16N 103.23W
06/24/2026 M81 MPH Washington CO Public
0535 PM Hail 7 ENE Woodrow 40.00N 103.44W
06/24/2026 E1.75 Inch Washington CO Storm Chaser
Time estimated from radar.
0530 PM Hail 7 ENE Woodrow 40.00N 103.46W
06/24/2026 E1.50 Inch Washington CO Storm Chaser
Time estimated from radar.
0529 PM Tstm Wnd Gst 1 NNW Akron 40.17N 103.22W
06/24/2026 M63 MPH Washington CO AWOS
AWOS station KAKO Akron.
0508 PM Hail 1 SW Gary 40.06N 103.60W
06/24/2026 M1.50 Inch Morgan CO Public
Report from mPING: Ping Pong Ball (1.50
in.).
0441 PM Hail 5 N Adena School 40.19N 103.79W
06/24/2026 E2.00 Inch Morgan CO Public
Report from mPING: Hen Egg (2.00 in.).
0431 PM Hail 4 N Adena School 40.18N 103.80W
06/24/2026 M2.50 Inch Morgan CO Trained Spotter
0426 PM Tstm Wnd Gst 3 N Messex 40.46N 103.43W
06/24/2026 M61 MPH Logan CO Public
0418 PM Hail 5 N Adena School 40.19N 103.79W
06/24/2026 E2.50 Inch Morgan CO Public
Time estimated from radar.
0418 PM Hail 1 SSE Fort Morgan 40.25N 103.79W
06/24/2026 E2.00 Inch Morgan CO Public
Time estimated from radar.
0418 PM Hail 2 NNE Fort Morgan 40.29N 103.78W
06/24/2026 E1.75 Inch Morgan CO Trained Spotter
0416 PM Hail Fort Morgan 40.27N 103.79W
06/24/2026 M2.75 Inch Morgan CO Storm Chaser
Numerous reports of golfball to baseball
size with considerable damage.
0414 PM Hail 1 SW Fort Morgan 40.25N 103.80W
06/24/2026 E1.75 Inch Morgan CO Public
Report from mPING: Golf Ball (1.75 in.) Time
estimated from radar.
0409 PM Hail 1 NNE Log Lane Village 40.29N 103.82W
06/24/2026 E1.75 Inch Morgan CO Trained Spotter
Corrects time of previous hail report from 1
NNE Log Lane Village. Time estimated from
radar.
&&Local storm report, Jun 25, 3:02 PM MDT, 3 hours 39 minutes before
Preliminary Local Storm Report...Summary
National Weather Service Denver CO
302 PM MDT Thu Jun 25 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0700 PM Hail 5 S Dailey 40.58N 102.72W
06/24/2026 M3.20 Inch Logan CO Storm Chaser
Corrects previous hail report from 5 S
Dailey.
0416 PM Hail Fort Morgan 40.27N 103.79W
06/24/2026 M2.75 Inch Morgan CO Storm Chaser
Numerous reports of golfball to baseball
size with considerable damage.
0418 PM Hail 5 N Adena School 40.19N 103.79W
06/24/2026 E2.50 Inch Morgan CO Public
Time estimated from radar.
0431 PM Hail 4 N Adena School 40.18N 103.80W
06/24/2026 M2.50 Inch Morgan CO Trained Spotter
0616 PM Hail 1 SW Proctor 40.79N 102.95W
06/24/2026 E2.50 Inch Logan CO Public
Time and location estimated from radar.
0418 PM Hail 1 SSE Fort Morgan 40.25N 103.79W
06/24/2026 E2.00 Inch Morgan CO Public
Time estimated from radar.
0441 PM Hail 5 N Adena School 40.19N 103.79W
06/24/2026 E2.00 Inch Morgan CO Public
Report from mPING: Hen Egg (2.00 in.).
0654 PM Hail 6 SSW Haxtun 40.57N 102.68W
06/24/2026 M2.00 Inch Logan CO Trained Spotter
0409 PM Hail 1 NNE Log Lane Village 40.29N 103.82W
06/24/2026 E1.75 Inch Morgan CO Trained Spotter
Corrects time of previous hail report from 1
NNE Log Lane Village. Time estimated from
radar.
0409 PM Hail 1 SSW Fort Morgan 40.26N 103.80W
06/24/2026 M1.75 Inch Morgan CO Amateur Radio
Time estimated by radar.
0414 PM Hail 1 SW Fort Morgan 40.25N 103.80W
06/24/2026 E1.75 Inch Morgan CO Public
Report from mPING: Golf Ball (1.75 in.) Time
estimated from radar.
0418 PM Hail 2 NNE Fort Morgan 40.29N 103.78W
06/24/2026 E1.75 Inch Morgan CO Trained Spotter
0535 PM Hail 7 ENE Woodrow 40.00N 103.44W
06/24/2026 E1.75 Inch Washington CO Storm Chaser
Time estimated from radar.
0749 PM Hail Berthoud 40.30N 105.08W
06/24/2026 M1.75 Inch Larimer CO Amateur Radio
Time estimated by radar.
0752 PM Hail 1 SE Berthoud 40.30N 105.07W
06/24/2026 E1.75 Inch Larimer CO Public
0846 PM Hail 3 W Brush 40.27N 103.70W
06/24/2026 E1.75 Inch Morgan CO Public
Report from mPING: Golf Ball (1.75 in.).
0508 PM Hail 1 SW Gary 40.06N 103.60W
06/24/2026 M1.50 Inch Morgan CO Public
Report from mPING: Ping Pong Ball (1.50
in.).
0530 PM Hail 7 ENE Woodrow 40.00N 103.46W
06/24/2026 E1.50 Inch Washington CO Storm Chaser
Time estimated from radar.
0616 PM Hail 3 S Elba 39.90N 103.22W
06/24/2026 E1.50 Inch Washington CO Storm Chaser
0700 PM Hail 5 S Dailey 40.58N 102.72W
06/24/2026 M1.50 Inch Logan CO Public
0704 PM Hail 2 W Highland Center 40.53N 102.63W
06/24/2026 M1.50 Inch Phillips CO Trained Spotter
0747 PM Hail 1 NNW Berthoud 40.32N 105.09W
06/24/2026 M1.50 Inch Larimer CO Public
0747 PM Hail 1 W Berthoud 40.31N 105.10W
06/24/2026 M1.50 Inch Larimer CO NWS Employee
0857 PM Hail Brush 40.26N 103.62W
06/24/2026 E1.25 Inch Morgan CO Public
1016 PM Hail 1 NW Deer Trail 39.62N 104.05W
06/24/2026 M1.25 Inch Arapahoe CO Public
Report from mPING: Half Dollar (1.25 in.).
0612 PM Hail 3 W Elba 39.94N 103.28W
06/24/2026 M1.00 Inch Washington CO Public
Report from mPING: Quarter (1.00 in.) Time
estimated from radar.
0826 PM Hail 3 N Fort Morgan Airport 40.37N 103.80W
06/24/2026 M1.00 Inch Morgan CO Storm Chaser
0858 PM Hail 1 NNW Brush 40.27N 103.64W
06/24/2026 M1.00 Inch Morgan CO Trained Spotter
Also reported a 42 mph wind gust.
Accumulating hail of mostly pea to dime size
hail, with a few nickel to quarter size
stones. Time estimated by radar.
0916 PM Hail Gary 40.07N 103.59W
06/24/2026 E1.00 Inch Morgan CO Amateur Radio
Time estimated by radar.
0928 PM Hail 3 W Wah Keeney Park 39.66N 105.39W
06/24/2026 E1.00 Inch Jefferson CO Public
Report via social media. Time and location
estimated by radar.
0941 PM Hail 2 SE Morrison 39.63N 105.16W
06/24/2026 M1.00 Inch Jefferson CO Trained Spotter
1004 PM Hail 2 NE Littleton 39.61N 105.00W
06/24/2026 M1.00 Inch Arapahoe CO Cocorahs
1043 PM Hail 3 S Arickaree School 39.70N 103.02W
06/24/2026 E1.00 Inch Washington CO Public
Report from mPING: Quarter (1.00 in.).
&&Local storm report, Jun 25, 3:04 PM MDT, 3 hours 37 minutes before
Preliminary Local Storm Report...Summary
National Weather Service Denver CO
304 PM MDT Thu Jun 25 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0915 PM Tstm Wnd Gst 1 NNW Akron 40.17N 103.22W
06/24/2026 M83 MPH Washington CO ASOS
ASOS station KAKO Akron. This station also
reported a 59 mph gust at 903 PM, with at
least 60 mph gusts observed between 910 and
929 PM. The peak sustained wind was 63 mph,
also at 915 PM. 70 mph gusts were observed
from 913 to 920 PM.
0538 PM Tstm Wnd Gst 1 W Akron 40.16N 103.23W
06/24/2026 M81 MPH Washington CO Public
1000 PM Tstm Wnd Gst 4 E Akron 40.15N 103.14W
06/24/2026 M78 MPH Washington CO Mesonet
Corrects previous non-tstm wnd gst report
from 4 E Akron. Mesonet station AKR02 Akron.
1026 PM Tstm Wnd Gst 5 ENE Byers 39.73N 104.13W
06/24/2026 M76 MPH Arapahoe CO Mesonet
0850 PM Tstm Wnd Gst 2 W Brush 40.26N 103.66W
06/24/2026 E75 MPH Morgan CO Storm Chaser
Storm chaser reported wind-driven hail with
winds estimated to be near 75 mph. Hail
accumulation on the road caused at least one
car to slide off. Time and location
estimated by radar.
0922 PM Tstm Wnd Gst 1 ESE Akron 40.16N 103.20W
06/24/2026 M71 MPH Washington CO Mesonet
Mesonet station EW7755 Akron.
0518 PM Tstm Wnd Gst 1 NNW Akron 40.17N 103.22W
06/24/2026 M70 MPH Washington CO ASOS
ASOS station KAKO Akron.
0947 PM Tstm Wnd Gst 5 ENE Byers 39.73N 104.13W
06/24/2026 E64 MPH Arapahoe CO Mesonet
0529 PM Tstm Wnd Gst 1 NNW Akron 40.17N 103.22W
06/24/2026 M63 MPH Washington CO ASOS
AWOS station KAKO Akron.
0426 PM Tstm Wnd Gst 3 N Messex 40.46N 103.43W
06/24/2026 M61 MPH Logan CO Public
0846 PM Tstm Wnd Gst 3 SE Brush 40.23N 103.59W
06/24/2026 M60 MPH Morgan CO Mesonet
WeatherLink station WL-Brush2.84SE.
0938 PM Tstm Wnd Gst Elba 39.95N 103.22W
06/24/2026 M58 MPH Washington CO Mesonet
0947 PM Tstm Wnd Gst 6 ESE Byers 39.68N 104.12W
06/24/2026 E58 MPH Arapahoe CO Mesonet
0952 PM Tstm Wnd Gst 6 ESE Byers 39.68N 104.12W
06/24/2026 M58 MPH Arapahoe CO Mesonet
Corrects previous non-tstm wnd gst report
from 6 ESE Byers. Mesonet station UP705 6.0
NW Deer Trail (UPR).
0415 PM Non-Tstm Wnd Gst Fort Morgan Airport 40.33N 103.80W
06/24/2026 M54 MPH Morgan CO AWOS
AWOS station KFMM Fort Morgan.
&&Local storm report, Jun 25, 3:05 PM MDT, 3 hours 36 minutes before
Preliminary Local Storm Report...Summary
National Weather Service Denver CO
305 PM MDT Thu Jun 25 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0543 AM Rain 1 ESE Akron 40.16N 103.20W
06/25/2026 M5.43 Inch Washington CO Cocorahs
From two storms on the evening of the 24th.
The first storm produced 2.05 inches of rain
and pea sized hail. The second storm
produced 3.38 inches of rain along with
significant winds.
0630 AM Rain 5 N Deer Trail 39.69N 104.05W
06/25/2026 M3.62 Inch Arapahoe CO Cocorahs
0700 AM Rain 1 NE Brookvale 39.65N 105.40W
06/25/2026 M3.55 Inch Clear Creek CO Cocorahs
Also reported small hail with the storm
beginning at approximately 920 PM Wednesday.
0700 AM Rain 3 NNE Akron 40.21N 103.18W
06/25/2026 M3.54 Inch Washington CO Cocorahs
0700 AM Rain 1 SSE Wah Keeney Park 39.65N 105.34W
06/25/2026 M3.22 Inch Jefferson CO Cocorahs
0930 AM Rain 1 E Evergreen 39.63N 105.32W
06/25/2026 M2.90 Inch Jefferson CO Cocorahs
&&The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 7:15 PM MDT | Special Weather Statement | BOU | Weld | 45 min |
| Jun 25, 7:31 PM MDT | Special Weather Statement | BOU | Adams, Broomfield | 44 min |
| Jun 25, 9:21 PM MDT | Areal Flood Advisory | BOU | Jefferson | 3 hr |
| Jun 26, 12:24 AM MDT | Red Flag Warning | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 48 hr |
| Jun 26, 1:50 PM MDT | Special Weather Statement | BOU | Denver | 40 min |
| Jun 26, 1:57 PM MDT | Severe Thunderstorm Warning | BOU | Adams, Boulder, Broomfield, Jefferson, Weld | 27 min |
| Jun 26, 2:10 PM MDT | Severe Thunderstorm Warning | BOU | Douglas, Elbert | 46 min |
| Jun 26, 2:28 PM MDT | Fire Weather Watch | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 23 hr |
| Jun 26, 3:15 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln, Washington | 30 min |
| Jun 26, 3:24 PM MDT | Severe Thunderstorm Warning | BOU | Elbert | 36 min |
| Jun 26, 3:41 PM MDT | Severe Thunderstorm Warning | BOU | Elbert, Lincoln | 25 min |
| Jun 26, 5:17 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 28 min |
| Jun 26, 5:39 PM MDT | Severe Thunderstorm Warning | BOU | Lincoln | 36 min |
| Jun 26, 5:42 PM MDT | Severe Thunderstorm Warning | BOU | Weld | 48 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2026Every severe thunderstorm warning in 2026
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.