Alert archive / Colorado / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 254, NWS Denver/Boulder, CO

July 29, 2025Elbert County, Lincoln County, Colorado

NWS Denver/Boulder, CO issued this severe thunderstorm warning at Jul 29, 2025, 4:12 PM MDT for Elbert County, Lincoln County, Colorado. It was in force for 33 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
Jul 29, 2025, 4:12 PM MDT (22:12 UTC)
Expired
Jul 29, 2025, 4:45 PM MDT
In force
33 min
Issued by
NWS Denver/Boulder, CO
Area
Storm-based polygon
Damage threat
Considerable
Hail
1.75 in
Wind
60.0 mph

Counties Elbert County, CO, Lincoln County, CO

The radar

The Pueblo radar (KPUX), 81 km from the middle of the area, began a volume at 22:15 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

Dodge City, (KDDC), launched 12:00Z, 10.2 hours before the alert went out and 374 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.

Skew-T log-pSkew-T log-p diagram, Dodge City, at 12:00Z on 2025-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 121 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 2025-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -31 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
121 J/kg
Mixed-layer CIN
-251 J/kg
Mixed-layer LCL
2095 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-31 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 29, 10:13 AM MDTFlood WatchBOUArapahoe, Douglas, Elbert, Lincoln10 hr
Jul 29, 1:26 PM MDTSpecial Weather StatementBOULincoln49 min
Jul 29, 2:33 PM MDTSpecial Weather StatementBOULincoln42 min
Jul 29, 2:55 PM MDTSpecial Weather StatementBOUClear Creek35 min
Jul 29, 3:02 PM MDTSevere Thunderstorm WarningBOUElbert, Lincoln43 min
Jul 29, 3:17 PM MDTSpecial Weather StatementBOUClear Creek43 min
Jul 29, 3:40 PM MDTSevere Thunderstorm Warning Considerable damage threatBOUElbert, Lincoln35 min
Jul 29, 4:21 PM MDTSpecial Weather StatementBOUCrowley39 min
Jul 29, 5:11 PM MDTSpecial Weather StatementBOUPhillips34 min
Jul 29, 5:26 PM MDTSevere Thunderstorm WarningBOUPhillips34 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2025Every severe thunderstorm warning in 2025

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.