Alert archive / Colorado / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 76, NWS Pueblo, CO

May 27, 2017Baca County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at May 27, 2017, 6:11 PM MDT for Baca County, Colorado. It was in force for 29 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 27, 2017, 6:11 PM MDT (00:11 UTC)
Expired: May 27, 2017, 6:40 PM MDT
In force: 29 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Baca County, CO

The radar

The Pueblo radar (KPUX), 198 km from the middle of the area, began a volume at 00:11 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
May 27, 4:27 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.2 hours before the alert went out and 230 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: 322 J/kg
Mixed-layer CIN: -119 J/kg
Mixed-layer LCL: 2500 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 265 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

296 
WUUS55 KPUB 280011
SVRPUB
COC009-280100-
/O.NEW.KPUB.SV.W.0076.170528T0011Z-170528T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
611 PM MDT SAT MAY 27 2017

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Southwestern Baca County in southeastern Colorado...

* Until 700 PM MDT

* At 611 PM MDT, a severe thunderstorm was located 9 miles southeast
  of Pritchett, or 13 miles southwest of Springfield, moving
  southeast at 35 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Campo and open country of southern Baca County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3700 10281 3724 10291 3734 10275 3726 10251
      3700 10224
TIME...MOT...LOC 0011Z 306DEG 38KT 3725 10278 

HAIL...1.00IN
WIND...60MPH
 
$$

mw

2 follow-up statements

020 
WWUS55 KPUB 280027
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
627 PM MDT SAT MAY 27 2017

COC009-280100-
/O.CON.KPUB.SV.W.0076.000000T0000Z-170528T0100Z/
Baca CO-
627 PM MDT SAT MAY 27 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM MDT
FOR SOUTH CENTRAL BACA COUNTY...

At 626 PM MDT, a severe thunderstorm was located 7 miles northwest of
Campo, or 15 miles south of Springfield, moving southeast at 30 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Campo and open country of south central Baca County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3700 10272 3717 10277 3729 10265 3725 10251
      3700 10229
TIME...MOT...LOC 0026Z 308DEG 26KT 3718 10268 

HAIL...1.00IN
WIND...60MPH
 
$$

100 
WWUS55 KPUB 280040
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
640 PM MDT SAT MAY 27 2017

COC009-280049-
/O.CAN.KPUB.SV.W.0076.000000T0000Z-170528T0100Z/
Baca CO-
640 PM MDT SAT MAY 27 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL BACA COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.

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

LAT...LON 3700 10272 3717 10277 3729 10265 3725 10251
      3700 10229
TIME...MOT...LOC 0039Z 306DEG 38KT 3709 10253 

$$

mw

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 6:02 PM MDT	Special Weather Statement	PUB	Baca	28 min

Nearby

Severe Thunderstorm Warnings in Colorado, 2017 Every severe thunderstorm warning 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.