Alert archive / Colorado / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 302, NWS Goodland, KS

August 5, 2023Yuma County, Colorado; Dundy County, Nebraska

NWS Goodland, KS issued this severe thunderstorm warning at Aug 5, 2023, 5:38 PM MDT for Yuma County, Colorado; Dundy County, Nebraska. It was in force for 52 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 5, 2023, 5:38 PM MDT (23:38 UTC)
Expired
Aug 5, 2023, 6:30 PM MDT
In force
52 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Yuma County, CO, Dundy County, NE

The radar

The Goodland radar (KGLD), 86 km from the middle of the area, began a volume at 23:38 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
Aug 5, 1:32 PM MDTSevere Thunderstorm WatchSPC10 hr
Aug 5, 4:47 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.6 hours before the alert went out and 169 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 12:00Z on 2023-08-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 270 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 12:00Z on 2023-08-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 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
270 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
1328 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
94 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 Aug 5, 5:24 PM MDT, 14 minutes earlier.

Area forecast discussion, Aug 5, 5:24 PM MDT, 14 minutes before
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Hazardous weather outlook, Aug 5, 4:55 PM MDT, 43 minutes before
Hazardous Weather Outlook
National Weather Service Goodland KS
455 PM MDT Sat Aug 5 2023

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-062300-
Yuma-Kit Carson-Cheyenne-Rawlins-Decatur-Norton-Sherman-Thomas-
Sheridan-Graham-Wallace-Logan-Gove-Greeley-Wichita-Dundy-Hitchcock-
Red Willow-
455 PM MDT Sat Aug 5 2023 /555 PM CDT Sat Aug 5 2023/

This hazardous weather outlook is for extreme southwest Nebraska...
northwest Kansas and east central Colorado.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

Strong to severe thunderstorms are likely through the evening. The
main threat will be hail up to tennis ball in size and wind gusts up
to 75 MPH. A tornado or two cannot be ruled out completely, mainly
south of Firstview, CO to Wallace and Gove, KS line.

A Severe Thunderstorm Watch is in effect for East Central Colorado
until 10 pm MT, and for Northwest Kansas and far Southwest Nebraska
until 12 am MT.

There is a potential for another round of strong to severe
thunderstorms to develop toward midnight behind the incoming cold
front.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY...

Strong to severe storms are possible for the late afternoon and
evening hours across the entire Tri State region, for much of next
week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be needed this evening. Any weather reports
are greatly appreciated.

JTL

In the hours before

Local storm report, Aug 5, 4:32 PM MDT, 1 hour 6 minutes before
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Special weather statement, Aug 5, 4:40 PM MDT, 58 minutes before
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Local storm report, Aug 5, 4:45 PM MDT, 53 minutes before
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Local storm report, Aug 5, 4:50 PM MDT, 48 minutes before
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Special weather statement, Aug 5, 5:06 PM MDT, 32 minutes before
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Special weather statement, Aug 5, 5:13 PM MDT, 25 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 6:42 PM MDTSpecial Weather StatementGLDCheyenne33 min
Aug 4, 7:13 PM MDTSpecial Weather StatementGLDCheyenne32 min
Aug 4, 7:26 PM MDTSevere Thunderstorm WarningGLDDecatur, Rawlins64 min
Aug 4, 7:34 PM MDTSpecial Weather StatementGLDCheyenne26 min
Aug 4, 7:39 PM MDTSpecial Weather StatementGLDRawlins36 min
Aug 4, 8:25 PM MDTSpecial Weather StatementGLDDecatur, Norton35 min
Aug 4, 9:02 PM MDTSpecial Weather StatementGLDNorton28 min
Aug 4, 11:45 PM MDTSpecial Weather StatementGLDCheyenne, Decatur, Norton, Rawlins45 min
Aug 5, 12:19 AM MDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan41 min
Aug 5, 12:28 AM MDTSpecial Weather StatementGLDDecatur, Rawlins47 min
Aug 5, 12:59 AM MDTSpecial Weather StatementGLDGraham31 min
Aug 5, 1:11 AM MDTSpecial Weather StatementGLDDecatur49 min
Aug 5, 1:14 AM MDTSevere Thunderstorm WarningGLDCheyenne61 min
Aug 5, 1:37 AM MDTSpecial Weather StatementGLDRawlins38 min
Aug 5, 2:09 AM MDTSpecial Weather StatementGLDRawlins51 min
Aug 5, 2:43 AM MDTSevere Thunderstorm WarningGLDRawlins, Thomas47 min
Aug 5, 3:28 AM MDTSpecial Weather StatementGLDThomas32 min
Aug 5, 4:00 AM MDTSpecial Weather StatementGLDSherman30 min
Aug 5, 4:03 AM MDTSpecial Weather StatementGLDLogan27 min
Aug 5, 4:09 AM MDTSpecial Weather StatementGLDCheyenne21 min
Aug 5, 4:27 AM MDTSpecial Weather StatementGLDCheyenne18 min
Aug 5, 5:27 AM MDTSpecial Weather StatementGLDLogan, Sheridan33 min
Aug 5, 7:31 AM MDTSpecial Weather StatementGLDSherman29 min
Aug 5, 7:52 AM MDTSpecial Weather StatementGLDSherman23 min
Aug 5, 9:13 AM MDTSpecial Weather StatementGLDSherman32 min
Aug 5, 9:39 AM MDTSpecial Weather StatementGLDSherman36 min
Aug 5, 9:52 AM MDTSevere Thunderstorm WarningGLDSherman, Wallace53 min
Aug 5, 10:45 AM MDTSpecial Weather StatementGLDSherman30 min
Aug 5, 4:18 PM MDTSevere Thunderstorm WarningGLDCheyenne42 min
Aug 5, 4:55 PM MDTSevere Thunderstorm Warning Considerable damage threatGLDCheyenne50 min
Aug 5, 5:06 PM MDTSpecial Weather StatementGLDSheridan24 min
Aug 5, 5:21 PM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins, Sherman, Thomas39 min
Aug 5, 5:43 PM MDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan62 min
Aug 5, 5:48 PM MDTSpecial Weather StatementGLDSherman27 min
Aug 4, 11:17 PM MDTSpecial Weather StatementGLDYuma28 min
Aug 4, 11:42 PM MDTSpecial Weather StatementGLDKit Carson33 min
Aug 5, 12:49 AM MDTFlash Flood WarningGLDYuma4 hr
Aug 5, 1:21 AM MDTSpecial Weather StatementGLDYuma24 min
Aug 5, 2:21 AM MDTSpecial Weather StatementGLDKit Carson39 min
Aug 5, 2:48 AM MDTSpecial Weather StatementGLDKit Carson42 min
Aug 5, 2:56 AM MDTSpecial Weather StatementGLDKit Carson34 min
Aug 5, 3:27 AM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma46 min
Aug 5, 4:55 AM MDTAreal Flood WarningGLDYuma4 hr
Aug 5, 7:06 AM MDTSpecial Weather StatementGLDKit Carson24 min
Aug 5, 8:35 AM MDTSpecial Weather StatementGLDKit Carson25 min
Aug 5, 9:41 AM MDTSpecial Weather StatementGLDKit Carson34 min
Aug 5, 3:47 PM MDTSpecial Weather StatementGLDYuma28 min
Aug 5, 4:40 PM MDTSpecial Weather StatementGLDYuma35 min
Aug 5, 5:13 PM MDTSpecial Weather StatementGLDYuma32 min
Aug 4, 6:22 PM MDTSpecial Weather StatementGLDDundy23 min
Aug 4, 6:54 PM MDTSpecial Weather StatementGLDHitchcock36 min
Aug 4, 10:14 PM MDTSpecial Weather StatementGLDDundy, Hitchcock, Red Willow31 min
Aug 4, 10:45 PM MDTSpecial Weather StatementGLDDundy, Hitchcock, Red Willow30 min
Aug 4, 11:34 PM MDTAreal Flood WarningGLDRed Willow7 hr

Nearby

Severe Thunderstorm Warnings in Colorado, 2023Severe Thunderstorm Warnings in Nebraska, 2023Every 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.