Alert archive / Colorado / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 221, NWS Goodland, KS

July 4, 2026Kit Carson County, Yuma County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Jul 4, 2026, 1:31 AM MDT for Kit Carson County, Yuma County, Colorado. It was in force for 44 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 4, 2026, 1:31 AM MDT (07:31 UTC)
Expired
Jul 4, 2026, 2:15 AM MDT
In force
44 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Damage threat
Considerable
Hail
0.75 in
Wind
70.0 mph

Counties Kit Carson County, CO, Yuma County, CO

The radar

The Goodland radar (KGLD), 77 km from the middle of the area, began a volume at 07:33 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 4, 12:38 AM MDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 7.5 hours before the alert went out and 231 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, N. Platte/Lee Bi, NE at 00:00Z on 2026-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1785 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, N. Platte/Lee Bi, NE at 00:00Z on 2026-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 square meters per square second.193958Sfc1 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
1785 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
1714 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-1.3

Open this sounding in Storm Lab

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 Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 4, 12:14 AM MDT, 1 hour 17 minutes earlier.

Area forecast discussion, Jul 4, 12:14 AM MDT, 1 hour 17 minutes before
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Hazardous weather outlook, Jul 4, 12:44 AM MDT, 47 minutes before
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In the hours before

Special weather statement, Jul 3, 11:49 PM MDT, 1 hour 42 minutes before
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Special weather statement, Jul 4, 12:16 AM MDT, 1 hour 15 minutes before
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Special weather statement, Jul 4, 12:22 AM MDT, 1 hour 9 minutes before
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Special weather statement, Jul 4, 12:22 AM MDT, 1 hour 9 minutes before
Special Weather Statement
National Weather Service Goodland KS
122 AM CDT Sat Jul 4 2026

KSZ003-004-040645-
Norton KS-Decatur KS-
122 AM CDT Sat Jul 4 2026

...A STRONG THUNDERSTORM WILL IMPACT SOUTHERN NORTON AND SOUTHEASTERN
DECATUR COUNTIES THROUGH 145 AM CDT...

At 122 AM CDT, Doppler radar was tracking a strong thunderstorm 5
miles north of Jennings, or 12 miles east of Oberlin, moving east at
45 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to outdoor objects is
         possible.

This strong thunderstorm will be near...
  Clayton around 125 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3957 9979 3957 9992 3968 10042 3986 10037
      3980 9973
TIME...MOT...LOC 0622Z 281DEG 39KT 3976 10031

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

024
Local storm report, Jul 4, 1:03 AM MDT, 28 minutes before
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Local storm report, Jul 4, 1:06 AM MDT, 25 minutes before
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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 8:02 PM MDTFlash Flood WarningGLDGraham3 hr
Jul 3, 11:48 PM MDTSpecial Weather StatementGLDRawlins27 min
Jul 3, 11:49 PM MDTSpecial Weather StatementGLDLogan26 min
Jul 4, 12:09 AM MDTSevere Thunderstorm WarningGLDGove, Logan, Sheridan, Thomas51 min
Jul 4, 12:16 AM MDTSpecial Weather StatementGLDRawlins29 min
Jul 4, 12:22 AM MDTSpecial Weather StatementGLDNorton23 min
Jul 4, 12:22 AM MDTSpecial Weather StatementGLDNorton23 min
Jul 4, 2:12 AM MDTSevere Thunderstorm Warning Considerable damage threatGLDCheyenne, Sherman48 min
Jul 4, 3:15 AM MDTSpecial Weather StatementGLDGove30 min
Jul 4, 3:43 AM MDTSpecial Weather StatementGLDGove47 min
Jul 4, 3:59 AM MDTSpecial Weather StatementGLDCheyenne31 min
Jul 4, 4:30 AM MDTSpecial Weather StatementGLDRawlins30 min
Jul 3, 7:20 PM MDTSevere Thunderstorm WarningGLDKit Carson35 min
Jul 3, 11:52 PM MDTSevere Thunderstorm WarningGLDKit Carson53 min
Jul 4, 12:28 AM MDTFlash Flood WarningGLDKit Carson3 hr
Jul 4, 12:44 AM MDTSevere Thunderstorm WarningGLDKit Carson46 min
Jul 4, 1:07 AM MDTSevere Thunderstorm WarningGLDKit Carson38 min
Jul 4, 5:10 PM MDTSpecial Weather StatementGLDPhillips20 min
Jul 4, 5:43 PM MDTSpecial Weather StatementGLDYuma32 min
Jul 4, 5:58 PM MDTSevere Thunderstorm WarningGLDYuma62 min
Jul 3, 7:59 PM MDTFlood WatchGLDDundy, Hitchcock, Red Willow9 hr

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.