Alert archive / Colorado / Tornado Warnings in 2015

Tornado Warning 5, NWS Pueblo, CO

May 7, 2015Baca County, Colorado

NWS Pueblo, CO issued this tornado warning at May 7, 2015, 4:59 PM MDT for Baca County, Colorado. It was in force for 15 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
May 7, 2015, 4:59 PM MDT (22:59 UTC)
Expired
May 7, 2015, 5:14 PM MDT
In force
15 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Tornado
Observed
Hail
2.0 in

County Baca County, CO

The radar

The Dodge City radar (KDDC), 201 km from the middle of the area, began a volume at 22:56 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
May 7, 4:59 PM MDTTORNADO18 Se Walsh, CORECEIVED FROM NWS DDC

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
May 7, 2:11 PM MDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.0 hours before the alert went out and 207 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.

225 
WFUS55 KPUB 072300
TORPUB
COC009-072330-
/O.NEW.KPUB.TO.W.0005.150507T2259Z-150507T2330Z/

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

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN BACA COUNTY IN SOUTHEASTERN COLORADO...

* UNTIL 530 PM MDT
    
* AT 459 PM MDT...A TORNADO PRODUCING STORM WAS LOCATED 10 MILES
  NORTHWEST OF ELKHART...MOVING NORTHEAST AT 20 MPH.

  HAZARD...DAMAGING TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  SOURCE...RADAR CONFIRMED TORNADO. 

  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
  SOUTHEASTERN BACA COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING ISSUED
FOR THE SAME AREA.

&&

LAT...LON 3699 10205 3699 10207 3700 10208 3715 10217
      3721 10205 3719 10204 3700 10204
TIME...MOT...LOC 2259Z 243DEG 43KT 3711 10204 

TORNADO...OBSERVED
HAIL...2.00IN

$$

LW
1 follow-up statement
488 
WWUS55 KPUB 072315
SVSPUB

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

COC009-072324-
/O.CAN.KPUB.TO.W.0005.000000T0000Z-150507T2330Z/
BACA CO-
514 PM MDT THU MAY 7 2015

...THE TORNADO WARNING FOR SOUTHEASTERN BACA COUNTY IS CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM MDT FOR
SOUTHEASTERN COLORADO.

LAT...LON 3699 10205 3699 10207 3700 10208 3715 10217
      3721 10205 3719 10204 3700 10204
TIME...MOT...LOC 2313Z 243DEG 43KT 3720 10183 

$$

LW

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, 1:38 PM MDTTornado WarningPUBLas Animas37 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, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.