Alert archive / Colorado / Tornado Warnings in 2015

Tornado Warning 4, NWS Pueblo, CO

May 7, 2015Las Animas County, Colorado

NWS Pueblo, CO issued this tornado warning at May 7, 2015, 1:38 PM MDT for Las Animas County, Colorado. It was in force for 37 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
May 7, 2015, 1:38 PM MDT (19:38 UTC)
Expired
May 7, 2015, 2:15 PM MDT
In force
37 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

County Las Animas County, CO

The radar

The Pueblo radar (KPUX), 145 km from the middle of the area, began a volume at 19:40 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 nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 7.6 hours before the alert went out and 292 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, Amarillo Airport, TX at 12:00Z on 2015-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1621 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, Amarillo Airport, TX at 12:00Z on 2015-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
1621 J/kg
Mixed-layer CIN
-88 J/kg
Mixed-layer LCL
788 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.7

Open this sounding in Storm Lab

The text

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

413 
WFUS55 KPUB 071938
TORPUB
COC071-072015-
/O.NEW.KPUB.TO.W.0004.150507T1938Z-150507T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
138 PM MDT THU MAY 7 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL LAS ANIMAS COUNTY IN SOUTHEASTERN COLORADO...

* UNTIL 215 PM MDT
    
* AT 137 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 9 MILES NORTH OF TRINCHERA...OR 29 MILES EAST
  OF TRINIDAD...MOVING EAST AT 25 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 LAS ANIMAS 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 3708 10404 3726 10409 3737 10366 3710 10360
TIME...MOT...LOC 1937Z 259DEG 22KT 3719 10398 

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

$$

PGW
1 follow-up statement
761 
WWUS55 KPUB 071949
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
149 PM MDT THU MAY 7 2015

COC071-072015-
/O.CON.KPUB.TO.W.0004.000000T0000Z-150507T2015Z/
LAS ANIMAS CO-
149 PM MDT THU MAY 7 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM MDT FOR SOUTH
CENTRAL LAS ANIMAS COUNTY...
    
AT 149 PM MDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 12 MILES NORTHEAST OF TRINCHERA...OR 30 MILES NORTH OF
DES MOINES...MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND GOLF BALL SIZE 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 LAS ANIMAS 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 3708 10399 3727 10405 3737 10366 3710 10360
TIME...MOT...LOC 1949Z 262DEG 20KT 3719 10390 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

PGW

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 6:30 PM MDTSpecial Weather StatementPUBProwers90 min
May 7, 12:29 PM MDTSpecial Weather StatementPUBTeller31 min
May 7, 12:53 PM MDTSpecial Weather StatementPUBPueblo37 min
May 7, 12:59 PM MDTSpecial Weather StatementPUBEl Paso31 min
May 7, 1:09 PM MDTSpecial Weather StatementPUBLas Animas36 min
May 7, 1:22 PM MDTSevere Thunderstorm WarningPUBLas Animas23 min
May 7, 1:33 PM MDTSevere Thunderstorm WarningPUBEl Paso27 min
May 7, 1:46 PM MDTSevere Thunderstorm WarningPUBEl Paso44 min
May 7, 2:06 PM MDTFlash Flood WarningPUBEl Paso114 min
May 7, 2:14 PM MDTSevere Thunderstorm WarningPUBLas Animas31 min
May 7, 2:22 PM MDTSevere Thunderstorm WarningPUBEl Paso23 min
May 7, 2:43 PM MDTSevere Thunderstorm WarningPUBLas Animas32 min
May 7, 2:46 PM MDTSevere Thunderstorm WarningPUBEl Paso44 min
May 7, 2:58 PM MDTFlash Flood WarningPUBEl Paso3 hr
May 7, 3:11 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas34 min
May 7, 3:20 PM MDTSpecial Weather StatementPUBElbert25 min
May 7, 3:29 PM MDTSevere Thunderstorm WarningPUBEl Paso26 min
May 7, 3:53 PM MDTSevere Thunderstorm WarningPUBBaca37 min
May 7, 4:27 PM MDTSevere Thunderstorm WarningPUBBaca33 min
May 7, 4:59 PM MDTTornado Warning Tornado observedPUBBaca15 min
May 7, 5:38 PM MDTSpecial Weather StatementPUBPueblo37 min

Nearby

Tornado Warnings in Colorado, 2015Every tornado warning in 2015Tornadoes in 2015

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.