Alert archive / Colorado / Special Weather Statements in 2017

Special Weather Statement, NWS Pueblo, CO

August 5, 2017El Paso County, Colorado

NWS Pueblo, CO issued this special weather statement at Aug 5, 2017, 6:49 PM MDT for El Paso County, Colorado. It was in force for 56 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
Aug 5, 2017, 6:49 PM MDT (00:49 UTC)
Expired
Aug 5, 2017, 7:45 PM MDT
In force
56 min
Issued by
NWS Pueblo, CO

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 67 km from the middle of the area, began a volume at 00:48 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 00:00Z, 0.8 hours before the alert went out and 120 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 00:00Z on 2017-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 82 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2017-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.193958Sfc1 km3 km6 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
82 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
2054 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

017 
WWUS85 KPUB 060049
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
649 PM MDT SAT AUG 5 2017
 
COZ084-060145-
Northern El Paso County/Monument Ridge/Rampart Range Below 7500 Ft
CO-
649 PM MDT SAT AUG 5 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN EL PASO COUNTY UNTIL
745 PM MDT...

At 647 PM MDT, Doppler radar was tracking a strong thunderstorm 7
miles west of Ramah, or 33 miles west of Limon, moving southeast at
15 mph.

Heavy rainfall, hail up to 1/2 inch in diameter and winds around 40 
mph will be possible with this storm.

Locations impacted include...
Calhan and Ramah. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3907 10405 3905 10406 3890 10426 3913 10445
      3913 10405
TIME...MOT...LOC 0047Z 317DEG 8KT 3914 10430 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 5, 7:30 PM MDTSpecial Weather StatementPUBEl Paso45 min
Aug 5, 7:46 PM MDTSpecial Weather StatementPUBCrowley44 min
Aug 5, 9:13 PM MDTSpecial Weather StatementPUBCrowley47 min
Aug 5, 9:28 PM MDTSevere Thunderstorm WarningPUBBent, Otero32 min
Aug 5, 9:39 PM MDTAreal Flood AdvisoryPUBCrowley, Otero111 min
Aug 5, 10:10 PM MDTSpecial Weather StatementPUBBent50 min
Aug 6, 2:19 PM MDTSpecial Weather StatementPUBTeller26 min
Aug 6, 2:26 PM MDTSpecial Weather StatementPUBLas Animas34 min
Aug 6, 5:21 PM MDTAreal Flood AdvisoryPUBHuerfano, Pueblo114 min
Aug 6, 5:33 PM MDTSpecial Weather StatementPUBPueblo27 min
Aug 6, 5:40 PM MDTAreal Flood AdvisoryPUBEl Paso110 min

Nearby

Special Weather Statements in Colorado, 2017Every special weather statement 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.