Alert archive / Colorado / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 148, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at Jul 4, 2021, 8:45 PM MDT for Cheyenne County, Kit Carson County, Colorado. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 4, 2021, 8:45 PM MDT (02:45 UTC)
- Expired
- Jul 4, 2021, 9:30 PM MDT
- In force
- 45 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cheyenne County, CO, Kit Carson County, CO
The radar
The Goodland radar (KGLD), 58 km from the middle of the area, began a volume at 02:46 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 |
|---|---|---|---|
| Jul 4, 3:01 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 2.8 hours before the alert went out and 118 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2682 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -65 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
329
WUUS53 KGLD 050245
SVRGLD
COC017-063-050330-
/O.NEW.KGLD.SV.W.0148.210705T0245Z-210705T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
845 PM MDT Sun Jul 4 2021
The National Weather Service in Goodland has issued a
* Severe Thunderstorm Warning for...
Northeastern Cheyenne County in east central Colorado...
Southeastern Kit Carson County in east central Colorado...
* Until 930 PM MDT.
* At 844 PM MDT, a severe thunderstorm was located 12 miles south of
Burlington, moving southwest at 20 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
northeastern Cheyenne and southeastern Kit Carson Counties in east
central Colorado.
This includes Highway 385 between mile markers 157 and 181.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3924 10225 3921 10214 3884 10219 3900 10258
TIME...MOT...LOC 0244Z 026DEG 20KT 3913 10227
HAIL...1.00IN
WIND...60MPH
$$
AW2 follow-up statements
998
WWUS53 KGLD 050312
SVSGLD
Severe Weather Statement
National Weather Service Goodland KS
912 PM MDT Sun Jul 4 2021
COC063-050321-
/O.CAN.KGLD.SV.W.0148.000000T0000Z-210705T0330Z/
Kit Carson CO-
912 PM MDT Sun Jul 4 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN KIT CARSON COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for
east central Colorado.
LAT...LON 3905 10237 3905 10219 3884 10219 3898 10253
TIME...MOT...LOC 0311Z 026DEG 20KT 3906 10231
$$
COC017-050330-
/O.CON.KGLD.SV.W.0148.000000T0000Z-210705T0330Z/
Cheyenne CO-
912 PM MDT Sun Jul 4 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM MDT
FOR NORTHEASTERN CHEYENNE COUNTY IN EAST CENTRAL COLORADO...
At 911 PM MDT, a severe thunderstorm was located 16 miles south of
Burlington, moving southwest at 25 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
This severe thunderstorm will remain over mainly rural areas of
northeastern Cheyenne County in east central Colorado.
This includes Highway 385 between mile markers 157 and 169.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3905 10237 3905 10219 3884 10219 3898 10253
TIME...MOT...LOC 0311Z 026DEG 20KT 3906 10231
HAIL...1.00IN
WIND...<50MPH
$$
AW364
WWUS53 KGLD 050327
SVSGLD
Severe Weather Statement
National Weather Service Goodland KS
927 PM MDT Sun Jul 4 2021
COC017-050337-
/O.EXP.KGLD.SV.W.0148.000000T0000Z-210705T0330Z/
Cheyenne CO-
927 PM MDT Sun Jul 4 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CHEYENNE COUNTY
IN EAST CENTRAL COLORADO WILL EXPIRE AT 930 PM MDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However small hail
is still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for
east central Colorado.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Goodland.
LAT...LON 3905 10237 3905 10219 3884 10219 3898 10253
TIME...MOT...LOC 0327Z 026DEG 20KT 3899 10235
$$
AWThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 6:23 PM MDT | Special Weather Statement | GLD | Lincoln | 37 min |
| Jul 4, 8:05 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 55 min |
| Jul 4, 9:30 PM MDT | Special Weather Statement | GLD | Cheyenne | 30 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.