Alert archive / Colorado / Special Weather Statements in 2021

Special Weather Statement, NWS Pueblo, CO

August 2, 2021Custer County, Colorado

NWS Pueblo, CO issued this special weather statement at Aug 2, 2021, 5:24 PM MDT for Custer County, Colorado. It was in force for 66 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 2, 2021, 5:24 PM MDT (23:24 UTC)
Expired
Aug 2, 2021, 6:30 PM MDT
In force
66 min
Issued by
NWS Pueblo, CO

County Custer County, CO

The radar

The Pueblo radar (KPUX), 113 km from the middle of the area, began a volume at 23:24 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 (KDNR), launched 12:00Z, 11.4 hours before the alert went out and 265 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 2021-08-02Temperature 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 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 2021-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 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
1582 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
34 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

759 
WWUS85 KPUB 022324
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
524 PM MDT Mon Aug 2 2021
 
COZ077>079-030030-
Wet Mountains between 6300 and 10000Ft CO-
Western/Central Fremont County Below 8500 Ft CO-
Wet Mountain Valley Below 8500 Ft CO-
524 PM MDT Mon Aug 2 2021

At 522 PM MDT, Doppler radar was tracking a strong thunderstorm 1 
mile north of Westcliffe. This storm was nearly stationary. 
Torrential rain may result in ponding on roads north of Westcliffe 
and enhanced streamflow in creeks and drainages. 

LAT...LON 3825 10550 3828 10538 3817 10534 3815 10550
TIME...MOT...LOC 2322Z 349DEG 4KT 3821 10544 

$$

KTS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 9:19 PM MDTRiver Flood WarningPUBOtero16 hr
Aug 2, 7:28 AM MDTRiver Flood WarningPUBBent59 hr
Aug 2, 2:54 PM MDTFlash Flood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more31 hr
Aug 2, 3:43 PM MDTSpecial Weather StatementPUBChaffee47 min
Aug 2, 3:49 PM MDTFlash Flood Warning Considerable damage threatPUBChaffee, Fremont2 hr
Aug 2, 5:19 PM MDTFlash Flood WarningPUBSaguache3 hr

Nearby

Special Weather Statements in Colorado, 2021Every special weather statement in 2021

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.