Alert archive / Colorado / Special Weather Statements in 2021

Special Weather Statement, NWS Pueblo, CO

August 3, 2021Chaffee County, Colorado

NWS Pueblo, CO issued this special weather statement at Aug 3, 2021, 3:32 PM MDT for Chaffee County, Colorado. It was in force for 43 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 3, 2021, 3:32 PM MDT (21:32 UTC)
Expired
Aug 3, 2021, 4:15 PM MDT
In force
43 min
Issued by
NWS Pueblo, CO

County Chaffee County, CO

The radar

The Pueblo radar (KPUX), 156 km from the middle of the area, began a volume at 21:35 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

Grand Junction, CO (KGJT), launched 12:00Z, 9.5 hours before the alert went out and 229 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, Grand Junction, CO at 12:00Z on 2021-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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, Grand Junction, CO at 12:00Z on 2021-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 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
5 J/kg
Mixed-layer CIN
-176 J/kg
Mixed-layer LCL
1792 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

601 
WWUS85 KPUB 032132
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
332 PM MDT Tue Aug 3 2021
 
COZ062-063-065-072-073-076-077-032215-
Western/Central Fremont County Below 8500 Ft CO-
Central Chaffee County Below 9000 Ft CO-
Saguache County East of Continental Divide below 10000 Ft CO-
Northern Sangre de Cristo Mountains Between 8500 And 11000 Ft CO-
Northern Sangre de Cristo Mountains above 11000 Ft CO-
Northwestern Fremont County  Above 8500Ft CO-
Western Mosquito Range/East Chaffee County above 9000Ft CO-
332 PM MDT Tue Aug 3 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN CHAFFEE...
NORTHWESTERN FREMONT AND NORTHEASTERN SAGUACHE COUNTIES UNTIL 415 PM
MDT...

At 331 PM MDT, Doppler radar was tracking a strong thunderstorm near 
Salida, or 7 miles north of Decker Burn Scar, moving south at 10 mph.

Brief pea size hail, torrential rainfall and winds in excess of 40 
mph will be possible with this storm. Flash flooding will be 
possible if this storm strengthens. 

Locations impacted include...
Decker Burn Scar, Salida, Poncha Springs, Swissvale and Poncha Pass. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3864 10605 3862 10582 3837 10584 3841 10611
TIME...MOT...LOC 2131Z 009DEG 7KT 3855 10597 

$$

KT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 6:47 PM MDTFlash Flood Warning Considerable damage threatPUBHuerfano2 hr
Aug 2, 7:38 PM MDTFlash Flood Warning Considerable damage threatPUBHuerfano96 min
Aug 2, 9:04 PM MDTSpecial Weather StatementPUBChaffee56 min
Aug 3, 12:46 PM MDTSpecial Weather StatementPUBEl Paso29 min
Aug 3, 12:56 PM MDTSpecial Weather StatementPUBHuerfano34 min
Aug 3, 1:20 PM MDTSpecial Weather StatementPUBEl Paso40 min
Aug 3, 1:48 PM MDTSpecial Weather StatementPUBCuster27 min
Aug 3, 1:58 PM MDTSpecial Weather StatementPUBHuerfano32 min
Aug 3, 2:07 PM MDTSpecial Weather StatementPUBEl Paso38 min
Aug 3, 2:12 PM MDTSpecial Weather StatementPUBCuster33 min
Aug 3, 2:28 PM MDTSpecial Weather StatementPUBHuerfano32 min
Aug 3, 2:30 PM MDTSpecial Weather StatementPUBLas Animas45 min
Aug 3, 2:48 PM MDTSpecial Weather StatementPUBPueblo27 min
Aug 3, 2:52 PM MDTSpecial Weather StatementPUBEl Paso38 min
Aug 3, 3:38 PM MDTSpecial Weather StatementPUBPueblo37 min
Aug 3, 4:14 PM MDTSpecial Weather StatementPUBAlamosa31 min
Aug 3, 4:18 PM MDTSpecial Weather StatementPUBCostilla42 min
Aug 3, 4:25 PM MDTSpecial Weather StatementPUBFremont65 min
Aug 3, 4:28 PM MDTSpecial Weather StatementPUBLas Animas32 min
Aug 3, 4:46 PM MDTFlash Flood WarningPUBCostilla3 hr
Aug 3, 4:51 PM MDTSpecial Weather StatementPUBTeller39 min
Aug 3, 4:57 PM MDTSpecial Weather StatementPUBPueblo33 min
Aug 3, 5:08 PM MDTSpecial Weather StatementPUBFremont52 min
Aug 3, 5:13 PM MDTFlash Flood WarningPUBPueblo3 hr
Aug 3, 5:26 PM MDTFlash Flood WarningPUBTeller109 min
Aug 3, 5:31 PM MDTSpecial Weather StatementPUBFremont44 min

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.