Alert archive / Colorado / Tornado Warnings in 2007

Tornado Warning 40, NWS Goodland, KS

April 24, 2007Cheyenne County, Kit Carson County, Colorado

NWS Goodland, KS issued this tornado warning at Apr 24, 2007, 1:37 PM MDT for Cheyenne County, Kit Carson County, Colorado. It was in force for 53 min. 4 reports 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
Apr 24, 2007, 1:37 PM MDT (19:37 UTC)
Expired
Apr 24, 2007, 2:30 PM MDT
In force
53 min
Issued by
NWS Goodland, KS
Area
Counties, with a storm outline in the text

Counties Cheyenne County, CO, Kit Carson County, CO

The radar

The Goodland radar (KGLD), 80 km from the middle of the area, began a volume at 19:39 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
Apr 24, 1:49 PM MDTTORNADO16 S Burlington, CONEAR HIGHWAY 385. BRIEF TOUCHDOWN.
Apr 24, 2:00 PM MDTTORNADO8 N Arapahoe, COCONE SHAPED TORNADO. LASTED APPROX 19 MIN FROM 1955 TO 2014 UTC.
Apr 24, 2:01 PM MDTTORNADO18 Nw Cheyenne Wells, CO
Apr 24, 2:01 PM MDTTORNADO26 Nw Cheyenne Wells, CO

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 12:00Z, 7.6 hours before the alert went out and 111 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 12:00Z on 2007-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 2007-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
566 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KGLD 241940
TORGLD
COC017-063-242030-
/O.NEW.KGLD.TO.W.0040.070424T1937Z-070424T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
137 PM MDT TUE APR 24 2007

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CHEYENNE COUNTY IN EAST CENTRAL COLORADO...
  SOUTHERN KIT CARSON COUNTY IN EAST CENTRAL COLORADO...

* UNTIL 230 PM MDT

* AT 133 PM MDT...LOCAL LAW ENFORCEMENT REPORTED A LINE OF           
  THUNDERSTORMS PRODUCING TWO TORNADOES...ONE 7 MILES NORTHWEST OF   
  CHEYENNE WELLS...AND A SECOND 6 MILES NORTH OF ARAPAHOE. OTHER     
  THUNDERSTORMS ALONG A LINE FROM NEAR ARAPAHOE ACROSS NORTH CENTRAL 
  CHEYENNE COUNTY COULD PRODUCE A BRIEF TORNADO AT ANY TIME. THESE   
  STORMS WILL BE MOVING NORTH INTO SOUTHERN KIT CARSON COUNTY        
  THROUGH 2 PM MDT.

* TORNADO PRODUCING STORMS WILL BE NEAR...
  RURAL SOUTHERN KIT CARSON COUNTY AROUND 150 PM MDT
  RURAL NORTHEASTERN CHEYENNE COUNTY AROUND 150 PM MDT
  RURAL SOUTHEASTERN KIT CARSON COUNTY AROUND 200 PM MDT
  RURAL EASTERN KIT CARSON COUNTY AROUND 230 PM MDT

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 158 AND 181.

IF YOU ARE AT SCHOOL OR WORK...MOVE QUICKLY TO THE BASEMENT...
INTERIOR HALL...STAIRWELL...OR BATHROOM. DO NOT USE ELEVATORS AND
STAY AWAY FROM WINDOWS AND GLASS DOORS. DO NOT SEEK SHELTER IN
AUDITORIUMS OR GYMNASIUMS.

LAT...LON 3893 10291 3892 10243 3884 10204 3918 10206       3923 
10246 3923 10287

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 7:30 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma60 min
Apr 23, 8:00 PM MDTSevere Thunderstorm WarningGLDKit Carson, Yuma60 min
Apr 23, 8:08 PM MDTTornado WarningGLDYuma52 min
Apr 23, 8:15 PM MDTSevere Thunderstorm WarningGLDYuma45 min
Apr 23, 8:34 PM MDTTornado WarningGLDYuma26 min
Apr 23, 9:02 PM MDTFlash Flood WarningGLDYuma58 min
Apr 23, 9:15 PM MDTSevere Thunderstorm WarningGLDYuma60 min
Apr 23, 9:18 PM MDTTornado WarningGLDYuma42 min
Apr 23, 9:21 PM MDTSevere Thunderstorm WarningGLDYuma54 min
Apr 23, 9:32 PM MDTTornado WarningGLDYuma58 min
Apr 23, 10:28 PM MDTTornado WarningGLDYuma47 min
Apr 23, 11:02 PM MDTFlash Flood WarningGLDYuma3 hr
Apr 24, 8:50 AM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson55 min
Apr 24, 9:19 AM MDTSevere Thunderstorm WarningGLDKit Carson40 min
Apr 24, 10:01 AM MDTSevere Thunderstorm WarningGLDCheyenne23 min
Apr 24, 10:33 AM MDTSevere Thunderstorm WarningGLDYuma57 min
Apr 24, 11:31 AM MDTSevere Thunderstorm WarningGLDYuma29 min
Apr 24, 12:14 PM MDTTornado WarningGLDCheyenne31 min
Apr 24, 12:55 PM MDTTornado WarningGLDCheyenne50 min
Apr 24, 1:48 PM MDTTornado WarningGLDCheyenne, Kit Carson57 min
Apr 24, 2:40 PM MDTTornado WarningGLDKit Carson65 min
Apr 24, 3:27 PM MDTTornado WarningGLDCheyenne63 min
Apr 24, 4:22 PM MDTTornado WarningGLDCheyenne40 min
Apr 24, 4:56 PM MDTFlash Flood WarningGLDKit Carson3 hr

Nearby

Tornado Warnings in Colorado, 2007Every tornado warning in 2007Tornadoes in 2007

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.