Alert archive / Kansas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 307, NWS Goodland, KS

August 27, 2026Decatur County, Norton County, Kansas; Red Willow County, Nebraska

NWS Goodland, KS issued this severe thunderstorm warning at Aug 27, 2026, 10:18 PM CDT for Decatur County, Norton County, Kansas; Red Willow County, Nebraska. It was in force for 72 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
Aug 27, 2026, 10:18 PM CDT (03:18 UTC)
Expired
Aug 27, 2026, 11:30 PM CDT
In force
72 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Damage threat
Destructive
Hail
0.75 in
Wind
80.0 mph

Counties Decatur County, KS, Norton County, KS, Red Willow County, NE

The watch it was issued in

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

IssuedProductOfficeLasted
Aug 27, 8:14 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.3 hours before the alert went out and 138 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 2026-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2626 joules per kilogram.LCLEL10008507005003002001001 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 2026-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.19395878Sfc1 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
2626 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1767 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.3
Supercell composite
8.9

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 7:17 PM CDTSpecial Weather StatementGLDSheridan28 min
Aug 27, 10:44 PM CDTSevere Thunderstorm WarningGLDRawlins76 min
Aug 27, 11:16 PM CDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan74 min
Aug 28, 12:15 AM CDTSevere Thunderstorm WarningGLDGove60 min
Aug 28, 1:49 AM CDTSpecial Weather StatementGLDWichita26 min
Aug 27, 9:29 PM CDTSevere Thunderstorm Warning Considerable damage threatGLDHitchcock, Red Willow76 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2026Severe Thunderstorm Warnings in Nebraska, 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.