Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 128, NWS Goodland, KS

June 24, 2021Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at Jun 24, 2021, 6:30 PM MDT for Kit Carson County, Colorado. It was in force for 30 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 24, 2021, 6:30 PM MDT (00:30 UTC)
Expired
Jun 24, 2021, 7:00 PM MDT
In force
30 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Kit Carson County, CO

The radar

The Goodland radar (KGLD), 52 km from the middle of the area, began a volume at 00:34 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.

What was reported inside it

TimeReportWhereRemark
Jun 24, 7:00 PM MDTTSTM WND GST 8013 S Burlington, COSOCIAL MEDIA REPORT OF WIND GUSTS TO 80MPH, 1.5 INCHES OF RAIN, AND HAIL JUST BELOW QUARTER IN SIZE. TIME ESTIMATED BY PERSON REPORTING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 24, 3:56 PM MDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.5 hours before the alert went out and 113 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, Denver, CO at 00:00Z on 2021-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2021-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 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
10 J/kg
Mixed-layer CIN
-366 J/kg
Mixed-layer LCL
2307 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

104 
WUUS53 KGLD 250030
SVRGLD
COC063-250100-
/O.NEW.KGLD.SV.W.0128.210625T0030Z-210625T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
630 PM MDT Thu Jun 24 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Southeastern Kit Carson County in east central Colorado...

* Until 700 PM MDT.

* At 630 PM MDT, a severe thunderstorm was located 5 miles southeast
  of Burlington, moving northeast at 10 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  southeastern Kit Carson County.

This includes the following highways...
 Interstate 70 in Colorado between mile markers 432 and 449.
 Highway 385 between mile markers 172 and 191.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3907 10239 3930 10238 3942 10206 3908 10205
TIME...MOT...LOC 0030Z 242DEG 8KT 3925 10220 

HAIL...1.00IN
WIND...60MPH
 
$$

JRM
2 follow-up statements
644 
WWUS53 KGLD 250038
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
638 PM MDT Thu Jun 24 2021

COC063-250100-
/O.CON.KGLD.SV.W.0128.000000T0000Z-210625T0100Z/
Kit Carson CO-
638 PM MDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM MDT
FOR SOUTHEASTERN KIT CARSON COUNTY...

At 637 PM MDT, a severe thunderstorm was located 5 miles southeast of
Burlington, moving northeast at 10 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Burlington.

This includes the following highways...
 Interstate 70 in Colorado between mile markers 432 and 449.
 Highway 385 between mile markers 172 and 191.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3907 10239 3930 10238 3942 10206 3908 10205
TIME...MOT...LOC 0037Z 242DEG 8KT 3926 10218 

HAIL...<.75IN
WIND...60MPH
 
$$

JRM
587 
WWUS53 KGLD 250049
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
649 PM MDT Thu Jun 24 2021

COC063-250100-
/O.CON.KGLD.SV.W.0128.000000T0000Z-210625T0100Z/
Kit Carson CO-
649 PM MDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM MDT
FOR SOUTHEASTERN KIT CARSON COUNTY...

At 649 PM MDT, a severe thunderstorm was located 12 miles south of
Burlington, moving northeast at 5 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Burlington.

This includes the following highways...
 Interstate 70 in Colorado between mile markers 432 and 449.
 Highway 385 between mile markers 172 and 188.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3907 10239 3930 10238 3933 10206 3908 10205
TIME...MOT...LOC 0049Z 225DEG 5KT 3913 10232 

HAIL...1.00IN
WIND...60MPH
 
$$

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 6:22 PM MDTSevere Thunderstorm WarningGLDCheyenne53 min
Jun 24, 6:57 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson52 min
Jun 24, 7:11 PM MDTSevere Thunderstorm WarningGLDCheyenne64 min
Jun 25, 3:05 PM MDTSpecial Weather StatementGLDYuma25 min
Jun 25, 3:29 PM MDTSpecial Weather StatementGLDYuma31 min
Jun 25, 3:53 PM MDTSpecial Weather StatementGLDCheyenne37 min
Jun 25, 3:58 PM MDTSpecial Weather StatementGLDYuma32 min
Jun 25, 4:28 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson43 min
Jun 25, 4:34 PM MDTSpecial Weather StatementGLDCheyenne26 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.