Alert archive / Colorado / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 89, NWS Pueblo, CO

June 7, 2017Custer County, Huerfano County, Pueblo County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jun 7, 2017, 3:59 PM MDT for Custer County, Huerfano County, Pueblo County, Colorado. It was in force for 31 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 7, 2017, 3:59 PM MDT (21:59 UTC)
Expired
Jun 7, 2017, 4:30 PM MDT
In force
31 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Custer County, CO, Huerfano County, CO, Pueblo County, CO

The radar

The Pueblo radar (KPUX), 116 km from the middle of the area, began a volume at 22:03 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

Denver, CO (KDEN), launched 12:00Z, 10.0 hours before the alert went out and 288 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, Denver, CO at 12:00Z on 2017-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2017-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1579 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

257 
WUUS55 KPUB 072159
SVRPUB
COC027-055-101-072230-
/O.NEW.KPUB.SV.W.0089.170607T2159Z-170607T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
359 PM MDT WED JUN 7 2017

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Northwestern Huerfano County in southeastern Colorado...
  Southeastern Custer County in southeastern Colorado...
  Western Pueblo County in southeastern Colorado...

* Until 430 PM MDT

* At 359 PM MDT, a severe thunderstorm was located near Red Wing, or
  39 miles northeast of Alamosa, moving southeast at 15 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...
  Gardner, Farisita, Red Wing, Greenhorn Mountain, Rye.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3772 10532 3797 10537 3792 10487 3754 10500
TIME...MOT...LOC 2159Z 293DEG 15KT 3777 10526 

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

KT
2 follow-up statements
043 
WWUS55 KPUB 072211
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
411 PM MDT WED JUN 7 2017

COC027-055-101-072230-
/O.CON.KPUB.SV.W.0089.000000T0000Z-170607T2230Z/
Huerfano CO-Custer CO-Pueblo CO-
411 PM MDT WED JUN 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM MDT
FOR NORTHWESTERN HUERFANO...SOUTHEASTERN CUSTER AND WESTERN PUEBLO
COUNTIES...

At 411 PM MDT, a severe thunderstorm was located near Gardner, or 40
miles northeast of Alamosa, moving east at 15 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...
Gardner, Farisita, Red Wing, Greenhorn Mountain, and Rye.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3771 10530 3797 10534 3792 10487 3754 10500
TIME...MOT...LOC 2211Z 287DEG 13KT 3776 10524 

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

KT
984 
WWUS55 KPUB 072230
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
430 PM MDT WED JUN 7 2017

COC027-055-101-072239-
/O.EXP.KPUB.SV.W.0089.000000T0000Z-170607T2230Z/
Huerfano CO-Custer CO-Pueblo CO-
430 PM MDT WED JUN 7 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HUERFANO...
SOUTHEASTERN CUSTER AND WESTERN PUEBLO COUNTIES WILL EXPIRE AT 430 PM
MDT...
                
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 will be allowed to expire.  However small hail
and heavy rain are still possible with this thunderstorm.

LAT...LON 3771 10530 3797 10534 3792 10487 3754 10500
TIME...MOT...LOC 2229Z 293DEG 15KT 3773 10515 

$$

KT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 6:00 PM MDTSpecial Weather StatementPUBBaca45 min
Jun 6, 6:28 PM MDTAreal Flood AdvisoryPUBBaca, Bent, Las Animas, Prowers3 hr
Jun 6, 6:30 PM MDTAreal Flood AdvisoryPUBKiowa3 hr
Jun 6, 6:42 PM MDTAreal Flood AdvisoryPUBBent, Crowley, Kiowa, Otero3 hr
Jun 6, 6:46 PM MDTSpecial Weather StatementPUBBent44 min
Jun 7, 1:29 PM MDTSpecial Weather StatementPUBCostilla46 min
Jun 7, 1:37 PM MDTSpecial Weather StatementPUBTeller38 min
Jun 7, 2:14 PM MDTSpecial Weather StatementPUBTeller46 min
Jun 7, 2:18 PM MDTFlash Flood WarningPUBFremont3 hr
Jun 7, 3:18 PM MDTSpecial Weather StatementPUBCuster42 min
Jun 7, 3:38 PM MDTSevere Thunderstorm WarningPUBCuster, Pueblo37 min
Jun 7, 3:42 PM MDTFlash Flood WarningPUBCuster, Pueblo3 hr
Jun 7, 4:08 PM MDTSevere Thunderstorm WarningPUBCuster, Fremont, Pueblo37 min
Jun 7, 4:25 PM MDTAreal Flood AdvisoryPUBFremont, Pueblo3 hr
Jun 7, 4:37 PM MDTSpecial Weather StatementPUBHuerfano38 min
Jun 7, 4:44 PM MDTSevere Thunderstorm WarningPUBPueblo46 min
Jun 7, 5:02 PM MDTSevere Thunderstorm WarningPUBHuerfano28 min
Jun 7, 5:25 PM MDTSpecial Weather StatementPUBPueblo50 min
Jun 7, 5:27 PM MDTSpecial Weather StatementPUBHuerfano48 min
Jun 7, 5:32 PM MDTAreal Flood AdvisoryPUBHuerfano3 hr

Nearby

Severe Thunderstorm Warnings in Colorado, 2017Every 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.