Alert archive / Colorado / Tornado Warnings in 2021

Tornado Warning 7, NWS Goodland, KS

May 16, 2021Kit Carson County, Colorado

NWS Goodland, KS issued this tornado warning at May 16, 2021, 6:56 PM MDT for Kit Carson County, Colorado. It was in force for 18 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
May 16, 2021, 6:56 PM MDT (00:56 UTC)
Expired
May 16, 2021, 7:14 PM MDT
In force
18 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

County Kit Carson County, CO

The radar

The Goodland radar (KGLD), 87 km from the middle of the area, began a volume at 00:58 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
May 16, 7:05 PM MDTFUNNEL CLOUD17 S Vona, COTRAINED SPOTTER SAW A FUNNEL CLOUD FROM FIELD IN NORTHERN CHEYENNE COUNTY. LOCATION OF REPORT IS ESTIMATED LOCATION OF FUNNEL BASED ON RADAR.

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

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.9 hours before the alert went out and 99 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 2021-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 143 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2021-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939Sfc1 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
143 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
685 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
-15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

173 
WFUS53 KGLD 170056
TORGLD
COC063-170130-
/O.NEW.KGLD.TO.W.0007.210517T0056Z-210517T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Goodland KS
656 PM MDT Sun May 16 2021

The National Weather Service in Goodland has issued a

* Tornado Warning for...
  South central Kit Carson County in east central Colorado...

* Until 730 PM MDT.
    
* At 656 PM MDT, a severe thunderstorm capable of producing a tornado
  was located 12 miles south of Vona, or 13 miles south of Stratton,
  moving southeast at 15 mph.

  HAZARD...Tornado and hail up to two inches in diameter.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
  south central Kit Carson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3913 10277 3920 10268 3906 10247 3904 10252
      3904 10270
TIME...MOT...LOC 0056Z 330DEG 11KT 3912 10270 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

JN
3 follow-up statements
930 
WWUS53 KGLD 170102
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
702 PM MDT Sun May 16 2021

COC063-170130-
/O.CON.KGLD.TO.W.0007.000000T0000Z-210517T0130Z/
Kit Carson CO-
702 PM MDT Sun May 16 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR SOUTH
CENTRAL KIT CARSON COUNTY...
    
At 701 PM MDT, a severe thunderstorm capable of producing a tornado
was located 14 miles south of Vona, or 14 miles south of Stratton,
moving southeast at 15 mph.

HAZARD...Tornado and two inch hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
south central Kit Carson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3913 10277 3916 10270 3905 10253 3904 10252
      3904 10270
TIME...MOT...LOC 0101Z 330DEG 11KT 3910 10269 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

JN
724 
WWUS53 KGLD 170108
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
708 PM MDT Sun May 16 2021

COC063-170130-
/O.CON.KGLD.TO.W.0007.000000T0000Z-210517T0130Z/
Kit Carson CO-
708 PM MDT Sun May 16 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR SOUTH
CENTRAL KIT CARSON COUNTY...
    
At 707 PM MDT, a severe thunderstorm capable of producing a tornado
was located 15 miles south of Vona, or 15 miles south of Stratton,
moving southeast at 15 mph.

HAZARD...Tornado and two inch hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
south central Kit Carson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3910 10274 3912 10267 3905 10253 3904 10252
      3904 10270
TIME...MOT...LOC 0107Z 330DEG 11KT 3908 10268 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

JN
039 
WWUS53 KGLD 170114
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
714 PM MDT Sun May 16 2021

COC063-170124-
/O.CAN.KGLD.TO.W.0007.000000T0000Z-210517T0130Z/
Kit Carson CO-
714 PM MDT Sun May 16 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL KIT CARSON COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

LAT...LON 3910 10274 3912 10267 3905 10253 3904 10252
      3904 10270
TIME...MOT...LOC 0114Z 330DEG 11KT 3907 10267 

$$

JN

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 6:04 PM MDTFlash Flood WarningGLDCheyenne3 hr
May 16, 6:14 PM MDTSpecial Weather StatementGLDCheyenne61 min
May 16, 6:40 PM MDTSevere Thunderstorm WarningGLDKit Carson35 min
May 16, 7:07 PM MDTSpecial Weather StatementGLDKit Carson23 min
May 16, 7:10 PM MDTSpecial Weather StatementGLDKit Carson35 min
May 16, 7:10 PM MDTTornado WarningGLDCheyenne, Kit Carson35 min
May 16, 7:16 PM MDTSevere Thunderstorm WarningGLDKit Carson29 min
May 16, 7:22 PM MDTFlash Flood WarningGLDKit Carson5 hr
May 16, 7:42 PM MDTSpecial Weather StatementGLDKit Carson63 min
May 16, 7:58 PM MDTSpecial Weather StatementGLDKit Carson47 min
May 16, 8:24 PM MDTFlash Flood WarningGLDKit Carson4 hr
May 16, 8:39 PM MDTSpecial Weather StatementGLDYuma66 min
May 16, 8:42 PM MDTSpecial Weather StatementGLDKit Carson78 min
May 16, 8:49 PM MDTSpecial Weather StatementGLDCheyenne71 min
May 16, 9:09 PM MDTAreal Flood WarningGLDCheyenne3 hr
May 16, 9:52 PM MDTSpecial Weather StatementGLDYuma53 min
May 16, 10:57 PM MDTSpecial Weather StatementGLDYuma63 min
May 17, 12:12 AM MDTAreal Flood WarningGLDKit Carson6 hr
May 17, 2:27 PM MDTFlash Flood WarningGLDYuma3 hr

Nearby

Tornado Warnings in Colorado, 2021Every tornado warning in 2021Tornadoes 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.