Alert archive / Colorado / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 357, NWS Goodland, KS

August 9, 2023Yuma County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Aug 9, 2023, 12:01 AM MDT for Yuma County, Colorado. It was in force for 37 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 9, 2023, 12:01 AM MDT (06:01 UTC)
Expired: Aug 9, 2023, 12:38 AM MDT
In force: 37 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Yuma County, CO

The radar

The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 06:01 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.0 hours before the alert went out and 199 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: 1804 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 1179 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 4.6

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 Aug 8, 10:16 PM MDT, 1 hour 45 minutes earlier.

Area forecast discussion, Aug 8, 10:16 PM MDT, 1 hour 45 minutes before

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Hazardous weather outlook, Aug 8, 9:46 PM MDT, 2 hours 15 minutes before

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In the hours before

Special weather statement, Aug 8, 11:28 PM MDT, 33 minutes before

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Special weather statement, Aug 8, 11:30 PM MDT, 31 minutes before

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Special weather statement, Aug 8, 11:40 PM MDT, 21 minutes before

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Special weather statement, Aug 8, 11:46 PM MDT, 15 minutes before

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Special weather statement, Aug 8, 11:51 PM MDT, 10 minutes before

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Local storm report, Aug 8, 11:59 PM MDT, 2 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
Aug 8, 8:23 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Sherman	67 min
Aug 8, 9:03 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Sherman	57 min
Aug 8, 9:20 PM MDT	Tornado Warning	GLD	Sherman	25 min
Aug 8, 9:47 PM MDT	Severe Thunderstorm Warning	GLD	Greeley, Logan, Wallace, Wichita	58 min
Aug 8, 9:58 PM MDT	Special Weather Statement	GLD	Sherman	32 min
Aug 8, 10:15 PM MDT	Special Weather Statement	GLD	Thomas	30 min
Aug 8, 10:22 PM MDT	Special Weather Statement	GLD	Gove, Logan	38 min
Aug 8, 10:25 PM MDT	Special Weather Statement	GLD	Wallace	35 min
Aug 8, 10:33 PM MDT	Special Weather Statement	GLD	Logan	27 min
Aug 8, 10:38 PM MDT	Special Weather Statement	GLD	Wallace	22 min
Aug 8, 10:50 PM MDT	Severe Thunderstorm Warning	GLD	Greeley, Wallace	55 min
Aug 8, 11:03 PM MDT	Special Weather Statement	GLD	Gove, Logan	27 min
Aug 8, 11:12 PM MDT	Special Weather Statement	GLD	Thomas	33 min
Aug 8, 11:27 PM MDT	Special Weather Statement	GLD	Gove	18 min
Aug 8, 11:28 PM MDT	Special Weather Statement	GLD	Gove	17 min
Aug 8, 11:30 PM MDT	Special Weather Statement	GLD	Logan	45 min
Aug 8, 11:46 PM MDT	Special Weather Statement	GLD	Gove	29 min
Aug 8, 11:51 PM MDT	Special Weather Statement	GLD	Sheridan	39 min
Aug 9, 12:05 AM MDT	Areal Flood Warning	GLD	Gove	6 hr
Aug 9, 12:10 AM MDT	Special Weather Statement	GLD	Gove	35 min
Aug 9, 12:24 AM MDT	Areal Flood Warning	GLD	Logan, Wallace	6 hr
Aug 9, 12:26 AM MDT	Special Weather Statement	GLD	Wallace	34 min
Aug 9, 12:51 AM MDT	Special Weather Statement	GLD	Norton	24 min
Aug 9, 1:07 AM MDT	Special Weather Statement	GLD	Wallace	23 min
Aug 9, 1:30 AM MDT	Special Weather Statement	GLD	Gove, Logan	30 min
Aug 9, 1:33 AM MDT	Special Weather Statement	GLD	Wallace	27 min
Aug 9, 1:49 AM MDT	Special Weather Statement	GLD	Wallace	11 min
Aug 9, 1:56 AM MDT	Severe Thunderstorm Warning	GLD	Logan, Wallace	34 min
Aug 9, 1:58 AM MDT	Special Weather Statement	GLD	Gove	32 min
Aug 9, 2:21 AM MDT	Special Weather Statement	GLD	Gove	24 min
Aug 9, 2:29 AM MDT	Special Weather Statement	GLD	Logan	31 min
Aug 9, 6:40 AM MDT	Dense Fog Advisory	GLD	Cheyenne, Sherman	3 hr
Aug 9, 9:37 AM MDT	Severe Thunderstorm Warning	GLD	Greeley	23 min
Aug 9, 11:36 AM MDT	Special Weather Statement	GLD	Graham	24 min
Aug 9, 11:46 AM MDT	Severe Thunderstorm Warning	GLD	Graham	15 min
Aug 8, 6:10 PM MDT	Tornado Warning	GLD	Yuma	35 min
Aug 8, 6:15 PM MDT	Severe Thunderstorm Warning	GLD	Yuma	23 min
Aug 8, 6:21 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Yuma	84 min
Aug 8, 6:33 PM MDT	Tornado Warning	GLD	Kit Carson, Yuma	27 min
Aug 8, 6:35 PM MDT	Severe Thunderstorm Warning	GLD	Cheyenne	55 min
Aug 8, 6:59 PM MDT	Tornado Warning	GLD	Yuma	61 min
Aug 8, 7:12 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Kit Carson	78 min
Aug 8, 7:20 PM MDT	Tornado Warning	GLD	Kit Carson	40 min
Aug 8, 7:26 PM MDT	Tornado Warning	GLD	Cheyenne	38 min
Aug 8, 7:31 PM MDT	Special Weather Statement	GLD	Cheyenne	14 min
Aug 8, 7:55 PM MDT	Tornado Warning	GLD	Kit Carson	35 min
Aug 8, 8:01 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Cheyenne	29 min
Aug 8, 8:28 PM MDT	Severe Thunderstorm Warning Considerable damage threat	GLD	Kit Carson	47 min
Aug 8, 9:37 PM MDT	Special Weather Statement	GLD	Cheyenne	23 min
Aug 8, 9:49 PM MDT	Areal Flood Warning	GLD	Kit Carson	8 hr
Aug 8, 10:05 PM MDT	Special Weather Statement	GLD	Cheyenne	10 min
Aug 8, 10:10 PM MDT	Severe Thunderstorm Warning	GLD	Cheyenne, Kit Carson	65 min
Aug 8, 10:27 PM MDT	Tornado Warning	GLD	Cheyenne	33 min
Aug 8, 10:56 PM MDT	Special Weather Statement	GLD	Cheyenne	34 min
Aug 8, 11:00 PM MDT	Severe Thunderstorm Warning Destructive damage threat	GLD	Cheyenne	60 min
Aug 8, 11:22 PM MDT	Special Weather Statement	GLD	Kit Carson	23 min
Aug 8, 11:40 PM MDT	Special Weather Statement	GLD	Kit Carson	35 min
Aug 8, 11:54 PM MDT	Severe Thunderstorm Warning	GLD	Cheyenne	21 min
Aug 9, 12:12 AM MDT	Special Weather Statement	GLD	Cheyenne	33 min
Aug 9, 12:14 AM MDT	Special Weather Statement	GLD	Kit Carson	31 min
Aug 9, 12:25 AM MDT	Special Weather Statement	GLD	Kit Carson	35 min
Aug 9, 8:23 AM MDT	Special Weather Statement	GLD	Cheyenne	37 min

Nearby

Severe Thunderstorm Warnings in Colorado, 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.