Alert archive / Kansas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 166, NWS Goodland, KS

June 30, 2023Graham County, Norton County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Jun 30, 2023, 6:25 PM CDT for Graham County, Norton County, Kansas. It was in force for 65 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 30, 2023, 6:25 PM CDT (23:25 UTC)
Expired: Jun 30, 2023, 7:30 PM CDT
In force: 65 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Graham County, KS, Norton County, KS

The radar

The Grand Island radar (KUEX), 149 km from the middle of the area, began a volume at 23:27 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.

Issued	Product	Office	Lasted
Jun 30, 1:56 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.4 hours before the alert went out and 184 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 29 J/kg
Mixed-layer CIN: -225 J/kg
Mixed-layer LCL: 1350 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -35 m²/s²
0-3 km storm-relative helicity: 25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jun 30, 6:14 PM CDT, 11 minutes earlier.

Area forecast discussion, Jun 30, 6:14 PM CDT, 11 minutes before

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Hazardous weather outlook, Jun 30, 4:43 PM CDT, 1 hour 42 minutes before

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In the hours before

Local storm report, Jun 30, 5:56 PM CDT, 29 minutes before

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Local storm report, Jun 30, 5:59 PM CDT, 26 minutes before

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Local storm report, Jun 30, 6:03 PM CDT, 22 minutes before

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Local storm report, Jun 30, 6:09 PM CDT, 16 minutes before

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Special weather statement, Jun 30, 6:16 PM CDT, 9 minutes before

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Local storm report, Jun 30, 6:20 PM CDT, 5 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 8:20 PM CDT	Special Weather Statement	GLD	Wichita	25 min
Jun 29, 8:44 PM CDT	Special Weather Statement	GLD	Wichita	16 min
Jun 29, 8:59 PM CDT	Special Weather Statement	GLD	Wichita	31 min
Jun 29, 9:44 PM CDT	Special Weather Statement	GLD	Gove	31 min
Jun 29, 10:13 PM CDT	Special Weather Statement	GLD	Gove	32 min
Jun 29, 10:45 PM CDT	Special Weather Statement	GLD	Gove	30 min
Jun 30, 1:02 PM CDT	Flood Watch	GLD	Cheyenne, Decatur, Gove, Graham, Greeley, Logan and 7 more	9 hr
Jun 30, 3:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Cheyenne, Sherman	57 min
Jun 30, 4:07 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Cheyenne, Sherman	38 min
Jun 30, 4:32 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Cheyenne, Rawlins, Sherman, Thomas	58 min
Jun 30, 5:01 PM CDT	Special Weather Statement	GLD	Wallace	14 min
Jun 30, 5:02 PM CDT	Special Weather Statement	GLD	Rawlins	13 min
Jun 30, 5:10 PM CDT	Severe Thunderstorm Warning	GLD	Rawlins	50 min
Jun 30, 5:16 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Decatur, Rawlins, Sheridan, Thomas	59 min
Jun 30, 5:19 PM CDT	Special Weather Statement	GLD	Wallace	26 min
Jun 30, 5:50 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Decatur, Gove, Graham, Norton, Sheridan	70 min
Jun 30, 5:52 PM CDT	Flash Flood Warning	GLD	Thomas	3 hr
Jun 30, 5:53 PM CDT	Special Weather Statement	GLD	Logan	37 min
Jun 30, 6:07 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan	53 min
Jun 30, 6:16 PM CDT	Special Weather Statement	GLD	Greeley	14 min
Jun 30, 6:25 PM CDT	Areal Flood Warning	GLD	Sherman	14 hr
Jun 30, 6:32 PM CDT	Special Weather Statement	GLD	Greeley	28 min
Jun 30, 6:38 PM CDT	Areal Flood Warning	GLD	Decatur	3 hr
Jun 30, 6:52 PM CDT	Areal Flood Warning	GLD	Graham	14 hr
Jun 30, 6:57 PM CDT	Special Weather Statement	GLD	Gove	33 min
Jun 30, 2:36 AM CDT	Special Weather Statement	GLD	Yuma	39 min
Jun 30, 3:13 AM CDT	Special Weather Statement	GLD	Yuma	32 min
Jun 30, 2:01 PM CDT	Special Weather Statement	GLD	Kit Carson	14 min
Jun 30, 2:12 PM CDT	Severe Thunderstorm Warning	GLD	Kit Carson	63 min
Jun 30, 2:20 PM CDT	Special Weather Statement	GLD	Kit Carson	25 min
Jun 30, 2:26 PM CDT	Severe Thunderstorm Warning	GLD	Kit Carson	49 min
Jun 30, 2:58 PM CDT	Tornado Warning	GLD	Kit Carson	32 min
Jun 30, 3:13 PM CDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Kit Carson, Yuma	47 min
Jun 30, 2:43 AM CDT	Special Weather Statement	GLD	Red Willow	32 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2023 Every severe thunderstorm warning in 2023

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.