Alert archive / Colorado / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 196, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at Aug 12, 2021, 7:45 PM MDT for 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
- Aug 12, 2021, 7:45 PM MDT (01:45 UTC)
- Expired
- Aug 12, 2021, 8:30 PM MDT
- In force
- 45 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
County Kit Carson County, CO
The radar
The Goodland radar (KGLD), 93 km from the middle of the area, began a volume at 01:47 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
Denver, CO (KDNR), launched 00:00Z, 1.8 hours before the alert went out and 74 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
- 616 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 2322 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
995 WUUS53 KGLD 130145 SVRGLD COC063-130230- /O.NEW.KGLD.SV.W.0196.210813T0145Z-210813T0230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Goodland KS 745 PM MDT Thu Aug 12 2021 The National Weather Service in Goodland has issued a * Severe Thunderstorm Warning for... Southwestern Kit Carson County in east central Colorado... * Until 830 PM MDT. * At 745 PM MDT, a severe thunderstorm was located near Vona, or near Seibert, moving southwest at 10 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Seibert. This includes Interstate 70 in Colorado between mile markers 401 and 417. 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 3942 10270 3921 10261 3910 10288 3937 10300 TIME...MOT...LOC 0145Z 062DEG 7KT 3929 10280 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...<50 MPH $$ 024
1 follow-up statement
986
WWUS53 KGLD 130221
SVSGLD
Severe Weather Statement
National Weather Service Goodland KS
821 PM MDT Thu Aug 12 2021
COC063-130231-
/O.EXP.KGLD.SV.W.0196.000000T0000Z-210813T0230Z/
Kit Carson CO-
821 PM MDT Thu Aug 12 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN KIT CARSON COUNTY
WILL EXPIRE AT 830 PM MDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However heavy rain
is still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Goodland.
LAT...LON 3942 10270 3921 10261 3910 10288 3937 10300
TIME...MOT...LOC 0221Z 062DEG 7KT 3926 10287
$$
024The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 7:08 PM MDT | Special Weather Statement | GLD | Kit Carson | 37 min |
| Aug 12, 7:16 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 29 min |
| Aug 12, 7:28 PM MDT | Flash Flood Warning | GLD | Kit Carson | 3 hr |
| Aug 12, 7:52 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 29 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.