Alert archive / Colorado / Tornado Warnings in 2017

Tornado Warning 8, NWS Pueblo, CO

June 25, 2017Baca County, Colorado

NWS Pueblo, CO issued this tornado warning at Jun 25, 2017, 4:34 PM MDT for Baca County, Colorado. It was in force for 26 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 25, 2017, 4:34 PM MDT (22:34 UTC)
Expired: Jun 25, 2017, 5:00 PM MDT
In force: 26 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 2.0 in

County Baca County, CO

The radar

The Amarillo radar (KAMA), 209 km from the middle of the area, began a volume at 22:36 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.

Issued	Product	Office	Lasted
Jun 25, 2:59 PM MDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.6 hours before the alert went out and 210 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 475 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 652 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 129 m²/s²
Significant tornado parameter: -0.1
Supercell composite: -0.8

Open this sounding in Storm Lab

The text

As transmitted.

055 
WFUS55 KPUB 252234
TORPUB
COC009-252300-
/O.NEW.KPUB.TO.W.0008.170625T2234Z-170625T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Pueblo CO
434 PM MDT SUN JUN 25 2017

The National Weather Service in Pueblo has issued a

* Tornado Warning for...
  Southeastern Baca County in southeastern Colorado...

* Until 500 PM MDT
    
* At 434 PM MDT, a severe thunderstorm capable of producing a tornado
  was located 12 miles south of Stonington, or 18 miles northwest of
  Elkhart, moving southeast at 10 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
  southeastern Baca 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 3699 10226 3710 10234 3722 10217 3714 10204
      3700 10204
TIME...MOT...LOC 2234Z 318DEG 8KT 3711 10220 

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

$$

28

2 follow-up statements

979 
WWUS55 KPUB 252242
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
442 PM MDT SUN JUN 25 2017

COC009-252300-
/O.CON.KPUB.TO.W.0008.000000T0000Z-170625T2300Z/
Baca CO-
442 PM MDT SUN JUN 25 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM MDT FOR
SOUTHEASTERN BACA COUNTY...
    
At 442 PM MDT, a severe thunderstorm capable of producing a tornado
was located 14 miles south of Stonington, or 17 miles west of
Elkhart, moving southeast at 10 mph.

HAZARD...Tornado and baseball 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
southeastern Baca 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 3699 10226 3710 10234 3721 10217 3714 10204
      3700 10204
TIME...MOT...LOC 2242Z 318DEG 8KT 3710 10219 

TORNADO...RADAR INDICATED
HAIL...2.75IN

$$

28

147 
WWUS55 KPUB 252302
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
502 PM MDT SUN JUN 25 2017

COC009-252309-
/O.EXP.KPUB.TO.W.0008.000000T0000Z-170625T2300Z/
Baca CO-
502 PM MDT SUN JUN 25 2017

...THE TORNADO WARNING FOR SOUTHEASTERN BACA COUNTY WILL EXPIRE AT
500 PM MDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.  However small hail
and gusty winds are still possible with this thunderstorm.

A severe thunderstorm watch remains in effect until 1000 PM MDT for
southeastern Colorado.

LAT...LON 3699 10226 3710 10234 3721 10217 3714 10204
      3700 10204
TIME...MOT...LOC 2259Z 318DEG 8KT 3708 10216 

$$

28

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 12:59 PM MDT	Special Weather Statement	PUB	Prowers	46 min
Jun 25, 1:15 PM MDT	Severe Thunderstorm Warning	PUB	Prowers	45 min
Jun 25, 2:05 PM MDT	Special Weather Statement	PUB	Prowers	40 min
Jun 25, 2:08 PM MDT	Special Weather Statement	PUB	Teller	52 min
Jun 25, 2:33 PM MDT	Special Weather Statement	PUB	Conejos, Rio Grande	42 min
Jun 25, 2:35 PM MDT	Severe Thunderstorm Warning	PUB	Baca, Prowers	25 min
Jun 25, 2:54 PM MDT	Severe Thunderstorm Warning	PUB	Bent, Crowley, Kiowa, Otero	51 min
Jun 25, 3:05 PM MDT	Severe Thunderstorm Warning	PUB	Baca, Prowers	55 min
Jun 25, 3:25 PM MDT	Tornado Warning	PUB	Baca	35 min
Jun 25, 3:43 PM MDT	Tornado Warning Tornado observed	PUB	Baca	47 min
Jun 25, 3:44 PM MDT	Severe Thunderstorm Warning	PUB	Crowley, Otero	18 min
Jun 25, 3:48 PM MDT	Special Weather Statement	PUB	Costilla	42 min
Jun 25, 4:01 PM MDT	Severe Thunderstorm Warning	PUB	Las Animas	44 min
Jun 25, 4:13 PM MDT	Severe Thunderstorm Warning	PUB	Baca	47 min
Jun 25, 4:44 PM MDT	Special Weather Statement	PUB	Pueblo	46 min
Jun 25, 4:52 PM MDT	Special Weather Statement	PUB	Las Animas	38 min
Jun 25, 5:18 PM MDT	Special Weather Statement	PUB	Baca	27 min
Jun 25, 5:23 PM MDT	Special Weather Statement	PUB	Pueblo	37 min
Jun 25, 5:31 PM MDT	Severe Thunderstorm Warning	PUB	Baca	29 min
Jun 25, 5:43 PM MDT	Severe Thunderstorm Warning	PUB	Las Animas	32 min
Jun 25, 5:55 PM MDT	Severe Thunderstorm Warning	PUB	Las Animas	35 min

Nearby

Tornado Warnings in Colorado, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.