Alert archive / Colorado / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 31, NWS Goodland, KS

May 14, 2021Kit Carson County, Colorado

NWS Goodland, KS issued this severe thunderstorm warning at May 14, 2021, 4:33 PM MDT for Kit Carson County, Colorado. It was in force for 31 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: May 14, 2021, 4:33 PM MDT (22:33 UTC)
Expired: May 14, 2021, 5:04 PM MDT
In force: 31 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), 110 km from the middle of the area, began a volume at 22:36 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
May 14, 3:46 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.6 hours before the alert went out and 69 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1782 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: -17 m²/s²
0-3 km storm-relative helicity: 188 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

694 
WUUS53 KGLD 142233
SVRGLD
COC063-142330-
/O.NEW.KGLD.SV.W.0031.210514T2233Z-210514T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
433 PM MDT Fri May 14 2021

The National Weather Service in Goodland has issued a

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

* Until 530 PM MDT.

* At 433 PM MDT, a severe thunderstorm was located 4 miles west of
  Flagler, moving east at 25 mph.

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

  SOURCE...Trained weather spotters.

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

* This severe thunderstorm will be near...
  Flagler around 445 PM MDT.

Other locations in the path of this severe thunderstorm include
Seibert and Vona.

This includes Interstate 70 in Colorado between mile markers 391 and
413.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3938 10315 3946 10273 3906 10271 3913 10316
TIME...MOT...LOC 2233Z 265DEG 22KT 3928 10315 

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

AW

1 follow-up statement

372 
WWUS53 KGLD 142304
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
504 PM MDT Fri May 14 2021

COC063-142314-
/O.CAN.KGLD.SV.W.0031.000000T0000Z-210514T2330Z/
Kit Carson CO-
504 PM MDT Fri May 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN KIT CARSON COUNTY IS
CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.  However small hail and gusty winds are still
possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT for
east central Colorado.

LAT...LON 3938 10315 3946 10273 3906 10271 3913 10316
TIME...MOT...LOC 2304Z 265DEG 22KT 3930 10290 

$$

AW

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 5:02 PM MDT	Special Weather Statement	GLD	Cheyenne	13 min
May 14, 5:14 PM MDT	Severe Thunderstorm Warning	GLD	Cheyenne, Kit Carson	48 min
May 14, 5:58 PM MDT	Special Weather Statement	GLD	Kit Carson	17 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2021 Every 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.