Alert archive / Colorado / Tornado Warnings in 2011

Tornado Warning 8, NWS Pueblo, CO

June 18, 2011Kiowa County, Colorado

NWS Pueblo, CO issued this tornado warning at Jun 18, 2011, 4:38 PM MDT for Kiowa County, Colorado. It was in force for 52 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
Jun 18, 2011, 4:38 PM MDT (22:38 UTC)
Expired
Jun 18, 2011, 5:30 PM MDT
In force
52 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon

County Kiowa County, CO

The radar

The Goodland radar (KGLD), 103 km from the middle of the area, began a volume at 22:42 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.

IssuedProductOfficeLasted
Jun 18, 12:31 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.6 hours before the alert went out and 174 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 2011-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 110 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 2011-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
110 J/kg
Mixed-layer CIN
-160 J/kg
Mixed-layer LCL
1171 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
52 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.

628 
WFUS55 KPUB 182238
TORPUB
COC061-182330-
/O.NEW.KPUB.TO.W.0008.110618T2238Z-110618T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
438 PM MDT SAT JUN 18 2011

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN KIOWA COUNTY IN SOUTHEAST COLORADO...

* UNTIL 530 PM MDT

* AT 433 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED 11 MILES EAST OF KIT CARSON...OR 41 MILES
  SOUTHWEST OF BURLINGTON...AND MOVING SOUTHEAST AT 35 MPH.

  IN ADDITION...HAIL TO HALF DOLLAR SIZE IS POSSIBLE WITH THIS STORM.

* LOCATIONS IMPACTED INCLUDE...
  SHERIDAN LAKE AND TOWNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT
SATURDAY EVENING FOR SOUTHEASTERN COLORADO.

LAT...LON 3841 10205 3847 10253 3862 10259 3862 10250
      3862 10205 3861 10204 3855 10203 3841 10204
TIME...MOT...LOC 2238Z 304DEG 31KT 3874 10254

$$
SR
2 follow-up statements
884 
WWUS55 KPUB 182251
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
451 PM MDT SAT JUN 18 2011

COC061-182330-
/O.CON.KPUB.TO.W.0008.000000T0000Z-110618T2330Z/
KIOWA CO-
451 PM MDT SAT JUN 18 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN KIOWA COUNTY
UNTIL 530 PM MDT...

AT 447 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 10 MILES SOUTHWEST OF CHEYENNE WELLS...OR 43 MILES
SOUTH OF BURLINGTON...MOVING SOUTHEAST AT 35 MPH.

HAIL TO HALF DOLLAR SIZE IS ALSO POSSIBLE WITH THIS STORM.

THE MOST DANGEROUS PORTION OF THIS STORM WILL CROSS HIGHWAY 385 10 
MILES NORTH OF SHERIDAN LAKE AT 500 PM MDT. 

LOCATIONS IMPACTED INCLUDE...
  SHERIDAN LAKE AND TOWNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT
SATURDAY EVENING FOR SOUTHEASTERN COLORADO.

LAT...LON 3841 10205 3847 10253 3862 10259 3862 10250
      3862 10205 3861 10204 3855 10203 3841 10204
TIME...MOT...LOC 2249Z 304DEG 31KT 3869 10244

$$
SR
164 
WWUS55 KPUB 182315
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
515 PM MDT SAT JUN 18 2011

COC061-182330-
/O.CON.KPUB.TO.W.0008.000000T0000Z-110618T2330Z/
KIOWA CO-
515 PM MDT SAT JUN 18 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN KIOWA COUNTY
UNTIL 530 PM MDT...

AT 510 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 9 MILES NORTH OF SHERIDAN LAKE...OR 40 MILES 
NORTHEAST OF LAMAR...MOVING SOUTHEAST AT 35 MPH. IN ADDITION...HAIL
TO GOLF BALL SIZE IS POSSIBLE WITH THIS STORM.

AT 500 PM MDT...A SPOTTER REPORTED A FUNNEL CLOUD FOUR MILES SOUTH 
OF CHEYENNE WELLS. 

LOCATIONS IMPACTED INCLUDE...
  TOWNER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM MDT
SATURDAY EVENING FOR SOUTHEASTERN COLORADO.

LAT...LON 3841 10205 3847 10253 3862 10259 3862 10250
      3862 10205 3861 10204 3855 10203 3841 10204
TIME...MOT...LOC 2314Z 304DEG 31KT 3857 10221

$$
SR

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 6:48 PM MDTSevere Thunderstorm WarningPUBKiowa57 min
Jun 17, 7:22 PM MDTSevere Thunderstorm WarningPUBBent, Crowley, Kiowa, Otero53 min
Jun 17, 7:37 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers53 min
Jun 17, 7:55 PM MDTSevere Thunderstorm WarningPUBEl Paso17 min
Jun 17, 8:00 PM MDTSevere Thunderstorm WarningPUBKiowa60 min
Jun 17, 8:14 PM MDTSevere Thunderstorm WarningPUBBent, Crowley, Kiowa, Otero49 min
Jun 17, 8:25 PM MDTSevere Thunderstorm WarningPUBKiowa25 min
Jun 17, 8:36 PM MDTSevere Thunderstorm WarningPUBBent, Kiowa, Prowers39 min
Jun 17, 9:10 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers65 min
Jun 18, 3:03 PM MDTRed Flag WarningPUBAlamosa, Baca, Bent, Conejos, Costilla, Crowley and 11 more30 hr
Jun 18, 5:25 PM MDTTornado WarningPUBKiowa50 min

Nearby

Tornado Warnings in Colorado, 2011Every tornado warning in 2011Tornadoes in 2011

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.