Alert archive / Colorado / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 151, NWS Pueblo, CO

July 7, 2017El Paso County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Jul 7, 2017, 1:54 PM MDT for El Paso County, Colorado. It was in force for 36 min. 2 reports 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
Jul 7, 2017, 1:54 PM MDT (19:54 UTC)
Expired
Jul 7, 2017, 2:30 PM MDT
In force
36 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 57 km from the middle of the area, began a volume at 19:54 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
Jul 7, 1:59 PM MDTHAIL 16 Se Peyton, CO
Jul 7, 2:33 PM MDTHAIL 17 Sw Calhan, CO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 7.9 hours before the alert went out and 146 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 2017-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Denver, CO at 12:00Z on 2017-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2308 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
-17 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

474 
WUUS55 KPUB 071954
SVRPUB
COC041-072030-
/O.NEW.KPUB.SV.W.0151.170707T1954Z-170707T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pueblo CO
154 PM MDT FRI JUL 7 2017

The National Weather Service in Pueblo has issued a

* Severe Thunderstorm Warning for...
  Northeastern El Paso County in east central Colorado...

* Until 230 PM MDT

* At 154 PM MDT, a severe thunderstorm was located near Peyton, or 23
  miles northeast of Colorado Springs, moving southeast at 5 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...
  Ellicott.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3893 10456 3905 10444 3898 10421 3880 10435
TIME...MOT...LOC 1954Z 299DEG 5KT 3898 10442 

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

ep
2 follow-up statements
413 
WWUS55 KPUB 072003
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
203 PM MDT FRI JUL 7 2017

COC041-072030-
/O.CON.KPUB.SV.W.0151.000000T0000Z-170707T2030Z/
El Paso CO-
203 PM MDT FRI JUL 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM MDT
FOR NORTHEASTERN EL PASO COUNTY...

At 202 PM MDT, a severe thunderstorm was located near Peyton, or 24
miles northeast of Colorado Springs, moving southeast at 5 mph.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Public. 

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

Locations impacted include...
Ellicott.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3893 10456 3905 10444 3898 10421 3880 10435
TIME...MOT...LOC 2002Z 299DEG 5KT 3897 10441 

HAIL...1.25IN
WIND...60MPH
 
$$

ep
251 
WWUS55 KPUB 072017
SVSPUB

Severe Weather Statement
National Weather Service Pueblo CO
217 PM MDT FRI JUL 7 2017

COC041-072030-
/O.CON.KPUB.SV.W.0151.000000T0000Z-170707T2030Z/
El Paso CO-
217 PM MDT FRI JUL 7 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 PM MDT
FOR NORTHEASTERN EL PASO COUNTY...

At 216 PM MDT, a severe thunderstorm was located just southwest of 
Calhan, or 25 miles east of Colorado Springs, moving east at 5 mph.

HAZARD...60 mph wind gusts and half dollar size hail. 

SOURCE...Radar indicated. 

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

This severe thunderstorm will remain over mainly rural areas of
northeastern El Paso County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3893 10456 3905 10444 3897 10423 3886 10434
TIME...MOT...LOC 2016Z 281DEG 5KT 3897 10438 

HAIL...1.25IN
WIND...60MPH
 
$$

ep

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 6:51 PM MDTSpecial Weather StatementPUBKiowa54 min
Jul 7, 1:03 PM MDTSpecial Weather StatementPUBEl Paso42 min
Jul 7, 1:33 PM MDTSpecial Weather StatementPUBEl Paso42 min
Jul 7, 1:49 PM MDTSpecial Weather StatementPUBFremont41 min
Jul 7, 2:14 PM MDTSpecial Weather StatementPUBEl Paso46 min
Jul 7, 2:28 PM MDTSevere Thunderstorm WarningPUBEl Paso32 min
Jul 7, 2:56 PM MDTSpecial Weather StatementPUBPueblo49 min
Jul 7, 3:16 PM MDTSpecial Weather StatementPUBCuster44 min
Jul 7, 3:30 PM MDTAreal Flood AdvisoryPUBCuster, Pueblo2 hr
Jul 7, 3:54 PM MDTSpecial Weather StatementPUBHuerfano51 min
Jul 7, 4:05 PM MDTSpecial Weather StatementPUBAlamosa25 min
Jul 7, 4:38 PM MDTAreal Flood AdvisoryPUBHuerfano, Las Animas, Pueblo3 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.