Alert archive / Colorado / Tornado Warnings in 2009

Tornado Warning 12, NWS Pueblo, CO

June 11, 2009Prowers County, Colorado

NWS Pueblo, CO issued this tornado warning at Jun 11, 2009, 9:10 PM MDT for Prowers County, Colorado. It was in force for 37 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 11, 2009, 9:10 PM MDT (03:10 UTC)
Expired
Jun 11, 2009, 9:47 PM MDT
In force
37 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon

County Prowers County, CO

The radar

The Goodland radar (KGLD), 174 km from the middle of the area, began a volume at 03:12 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 11, 9:25 PM MDTHAIL 1.2515 Ssw Holly, CO

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 11, 8:46 PM MDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 3.2 hours before the alert went out and 204 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, Dodge City, at 00:00Z on 2009-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 342 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2009-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.1939587897Sfc1 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
342 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
955 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
199 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
WFUS55 KPUB 120310
TORPUB
COC099-120415-
/O.NEW.KPUB.TO.W.0012.090612T0310Z-090612T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
910 PM MDT THU JUN 11 2009

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL PROWERS COUNTY IN SOUTHEAST COLORADO...

* UNTIL 1015 PM MDT

* AT 909 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE STORM WHICH WAS RAPIDLY ROTATING AND CAPABLE OF PRODUCING A
  TORNADO OVER CENTRAL PROWERS COUNTY...OR ABOUT 23 MILES SOUTHEAST
  OF LAMAR...WHICH WAS MOVING TOWARD THE EAST AT 25 MPH.

* THE TORNADO WILL IMPACT MAINLY RURAL AREAS OF EAST CENTRAL PROWERS
  COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE IN A HOUSE IS IN A BASEMENT...UNDER STURDY
FURNITURE. IF NO BASEMENT IS AVAILABLE...GO TO THE LOWEST FLOOR...IN
AN INTERIOR HALLWAY OR SMALL INTERIOR ROOM...SUCH AS A CLOSET OR
BATHROOM. USE BLANKETS OR PILLOWS TO COVER AND PROTECT YOUR BODY FROM
FLYING DEBRIS. ALWAYS STAY AWAY FROM WINDOWS.

IF YOU ARE OUTDOORS...OR IN A MOBILE HOME...OR IN A VEHICLE...GO TO A
NEARBY STURDY STRUCTURE AND GET IN A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR POSSIBLE AWAY FROM WINDOWS. IF THERE IS NO STURDY
STRUCTURE AVAILABLE...AS A LAST RESORT...GO TO A CULVERT...DITCH...OR
OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

&&

LAT...LON 3783 10243 3800 10236 3792 10204 3786 10203
      3769 10204
TIME...MOT...LOC 0309Z 290DEG 23KT 3788 10229

$$
3 follow-up statements
000 
WWUS55 KPUB 120323
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
923 PM MDT THU JUN 11 2009

COC099-120415-
/O.CON.KPUB.TO.W.0012.000000T0000Z-090612T0415Z/
PROWERS CO-
923 PM MDT THU JUN 11 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM MDT FOR EAST
CENTRAL PROWERS COUNTY...

AT 923 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH RAPID ROTATION CAPABLE OF
PRODUCING A TORNADO.  THIS SEVERE THUNDERSTORM WAS CENTERED OVER EAST
CENTRAL PROWERS COUNTY...OR 27 MILES NORTH OF THE SAUNDERS
ELEVATOR...AND WAS MOVING TOWARD THE EAST AT 25 MPH.

LOCATIONS IMPACTED WILL BE RURAL AREAS OF EXTREME EAST CENTRAL
PROWERS COUNTY.

THERE HAS BEEN A HISTORY OF VERY LARGE DAMAGING HAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE IN A HOUSE IS IN A BASEMENT...UNDER STURDY
FURNITURE. IF NO BASEMENT IS AVAILABLE...GO TO THE LOWEST FLOOR...IN
AN INTERIOR HALLWAY OR SMALL INTERIOR ROOM...SUCH AS A CLOSET OR
BATHROOM. USE BLANKETS OR PILLOWS TO COVER AND PROTECT YOUR BODY FROM
FLYING DEBRIS. ALWAYS STAY AWAY FROM WINDOWS.

IF YOU ARE OUTDOORS...OR IN A MOBILE HOME...OR IN A VEHICLE...GO TO A
NEARBY STURDY STRUCTURE AND GET IN A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR POSSIBLE AWAY FROM WINDOWS. IF THERE IS NO STURDY
STRUCTURE AVAILABLE...AS A LAST RESORT...GO TO A CULVERT...DITCH...OR
OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

&&

LAT...LON 3783 10243 3800 10236 3792 10204 3786 10203
      3769 10204
TIME...MOT...LOC 0324Z 283DEG 22KT 3785 10213

$$
000 
WWUS55 KPUB 120334
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
934 PM MDT THU JUN 11 2009

COC099-120415-
/O.CON.KPUB.TO.W.0012.000000T0000Z-090612T0415Z/
PROWERS CO-
934 PM MDT THU JUN 11 2009

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM MDT FOR EAST
CENTRAL PROWERS COUNTY...

AT 934 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH RAPID ROTATION CAPABLE OF
PRODUCING A TORNADO.  THIS SEVERE THUNDERSTORM WAS CENTERED OVER
EXTREME EAST CENTRAL PROWERS COUNTY...OR 26 MILES NORTH OF THE
SAUNDERS ELEVATOR...AND WAS MOVING TOWARD THE EAST AT 25 MPH.

AT 925 PM A NATIONAL WEATHER SERVICE SPOTTER SAW HALF DOLLAR SIZE 
HAIL 15 MILES SOUTH SOUTHWEST OF HOLLY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE IN A HOUSE IS IN A BASEMENT...UNDER STURDY
FURNITURE. IF NO BASEMENT IS AVAILABLE...GO TO THE LOWEST FLOOR...IN
AN INTERIOR HALLWAY OR SMALL INTERIOR ROOM...SUCH AS A CLOSET OR
BATHROOM. USE BLANKETS OR PILLOWS TO COVER AND PROTECT YOUR BODY FROM
FLYING DEBRIS. ALWAYS STAY AWAY FROM WINDOWS.

IF YOU ARE OUTDOORS...OR IN A MOBILE HOME...OR IN A VEHICLE...GO TO A
NEARBY STURDY STRUCTURE AND GET IN A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR POSSIBLE AWAY FROM WINDOWS. IF THERE IS NO STURDY
STRUCTURE AVAILABLE...AS A LAST RESORT...GO TO A CULVERT...DITCH...OR
OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

&&

LAT...LON 3783 10243 3800 10236 3792 10204 3786 10203
      3769 10204
TIME...MOT...LOC 0334Z 283DEG 22KT 3785 10207

$$
000 
WWUS55 KPUB 120347
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
947 PM MDT THU JUN 11 2009

COC099-120358-
/O.CAN.KPUB.TO.W.0012.000000T0000Z-090612T0415Z/
PROWERS CO-
947 PM MDT THU JUN 11 2009

...THE TORNADO WARNING HAS BEEN CANCELLED FOR EAST CENTRAL PROWERS
COUNTY...

HAZARDOUS LIGHTNING MAY STILL BE IN THE AREA.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM MDT FRIDAY
MORNING FOR SOUTHEAST COLORADO.

LAT...LON 3783 10243 3800 10236 3792 10204 3786 10203
      3769 10204
TIME...MOT...LOC 0348Z 283DEG 22KT 3783 10196

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 6:06 PM MDTTornado WarningPUBBent, Crowley, Kiowa, Otero54 min
Jun 11, 6:16 PM MDTTornado WarningPUBBent, Crowley, Otero59 min
Jun 11, 6:21 PM MDTSevere Thunderstorm WarningPUBOtero, Pueblo16 min
Jun 11, 6:51 PM MDTTornado WarningPUBBent, Crowley, Otero54 min
Jun 11, 6:58 PM MDTSevere Thunderstorm WarningPUBBent, Kiowa, Prowers62 min
Jun 11, 7:13 PM MDTTornado WarningPUBBent, Otero20 min
Jun 11, 7:40 PM MDTTornado WarningPUBBent, Prowers53 min
Jun 11, 8:30 PM MDTSevere Thunderstorm WarningPUBBaca, Bent, Prowers60 min
Jun 11, 9:26 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers37 min
Jun 12, 4:18 PM MDTSevere Thunderstorm WarningPUBEl Paso57 min

Nearby

Tornado Warnings in Colorado, 2009Every tornado warning in 2009Tornadoes in 2009

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.