Alert archive / Colorado / Tornado Warnings in 2007

Tornado Warning 69, NWS Goodland, KS

June 12, 2007Yuma County, Colorado

NWS Goodland, KS issued this tornado warning at Jun 12, 2007, 11:08 AM MDT for Yuma County, Colorado. It was in force for 67 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
Jun 12, 2007, 11:08 AM MDT (17:08 UTC)
Expired
Jun 12, 2007, 12:15 PM MDT
In force
67 min
Issued by
NWS Goodland, KS
Area
Counties, with a storm outline in the text

County Yuma County, CO

The radar

The Goodland radar (KGLD), 79 km from the middle of the area, began a volume at 17:09 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
Jun 12, 11:09 AM MDTHAIL 0.756 E Kirk, COREPORT FROM COCORAHS. ACOMPANIED BY HEAVY RAIN - 1.25 INCHES IN ONE HOUR

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, 5.1 hours before the alert went out and 72 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 2007-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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 2007-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.19395878Sfc1 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
77 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
2316 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
42 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 121708
TORGLD
COC125-121815-
/O.NEW.KGLD.TO.W.0069.070612T1708Z-070612T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
1108 AM MDT TUE JUN 12 2007

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  YUMA COUNTY IN NORTHEAST COLORADO...

* UNTIL 1215 PM MDT

* AT 1104 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR IDALIA...
  MOVING NORTH AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  9 MILES WEST OF BEECHER ISLAND AROUND 1130 AM MDT...
  VERNON AROUND 1140 AM MDT...
  WRAY AROUND NOON MDT...
  8 MILES EAST OF ECKLEY AROUND 1210 PM MDT...

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 191 AND 223.

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 212 AND 264.

A TORNADO WARNING MEANS THAT A TORNADO HAS BEEN OBSERVED OR INDICATED
BY RADAR. IF YOU ARE IN THE PATH OF THIS TORNADO...SEEK SHELTER IN A
SMALL INTERIOR ROOM ON THE LOWEST FLOOR AND COVER UP.

LAT...LON 3956 10262 3957 10235 3970 10207 4037 10204
      4031 10263

$$

JRM
3 follow-up statements
000 
WWUS53 KGLD 121716
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1112 AM MDT TUE JUN 12 2007

COC125-121815-
/O.CON.KGLD.TO.W.0069.000000T0000Z-070612T1815Z/
YUMA CO-
1112 AM MDT TUE JUN 12 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM MDT FOR YUMA
COUNTY...

AT 1109 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR IDALIA...MOVING 
NORTH AT 25 MPH. A SECOND SEVERE THUNDERSTORM CAPABLE OF PRODUCING A 
BRIEF TORNADO WAS LOCATED 9 MILES SOUTHWEST OF IDALIA. THIS STORM 
WAS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND WINDS IN EXCESS OF 
60 MPH. 

THE TORNADO WILL BE NEAR...
  BEECHER ISLAND AROUND 1130 AM MDT...
  VERNON AROUND 1140 AM MDT...
  HEARTSTRONG AROUND 1150 AM MDT...
  WRAY AND LAIRD AROUND 1205 PM MDT...
  ECKLEY AROUND 1210 PM MDT...

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 191 AND 223.

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 212 AND 263.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

LAT...LON 3956 10262 3957 10235 3970 10207 4037 10204
      4031 10263

$$

JRM
000 
WWUS53 KGLD 121735
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1133 AM MDT TUE JUN 12 2007

COC125-121815-
/O.CON.KGLD.TO.W.0069.000000T0000Z-070612T1815Z/
YUMA CO-
1133 AM MDT TUE JUN 12 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM MDT FOR YUMA
COUNTY...

AT 1129 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR VERNON...MOVING
NORTH AT 25 MPH.

THE TORNADO WILL BE NEAR...
  VERNON AROUND 1140 AM MDT...
  HEARTSTRONG AND LAIRD AROUND 1150 AM MDT...
  WRAY AROUND 1155 AM MDT...
  ECKLEY AROUND 1210 PM MDT...

THIS INCLUDES HIGHWAY 36 BETWEEN MILE MARKERS 191 AND 223.

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 212 AND 263.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM MDT TUESDAY EVENING
FOR NORTHEASTERN COLORADO.

LAT...LON 3956 10262 3957 10235 3970 10207 4037 10204
      4031 10263

$$

JRM
000 
WWUS53 KGLD 121814
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1215 PM MDT TUE JUN 12 2007

COC125-121825-
/O.EXP.KGLD.TO.W.0069.000000T0000Z-070612T1815Z/
YUMA CO-
1215 PM MDT TUE JUN 12 2007

...THE TORNADO WARNING FOR YUMA COUNTY EXPIRES AT 1215 PM MDT...

THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED AND NO LONGER
APPEARS CAPABLE OF PRODUCING TORNADOES OR OTHER SEVERE WEATHER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM MDT TUESDAY EVENING
FOR NORTHEASTERN COLORADO.

LAT...LON 3956 10262 3957 10235 3970 10207 4037 10204
      4031 10263

$$

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 6:39 PM MDTSevere Thunderstorm WarningGLDYuma36 min
Jun 12, 9:12 AM MDTFlash Flood WatchGLDYuma33 hr
Jun 12, 9:55 AM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson49 min
Jun 12, 10:42 AM MDTSevere Thunderstorm WarningGLDKit Carson48 min
Jun 12, 12:03 PM MDTFlash Flood WarningGLDYuma6 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.