Alert archive / Colorado / Special Weather Statements in 2021

Special Weather Statement, NWS Pueblo, CO

August 3, 2021Huerfano County, Colorado

NWS Pueblo, CO issued this special weather statement at Aug 3, 2021, 2:28 PM MDT for Huerfano County, Colorado. It was in force for 32 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, 2:28 PM MDT (20:28 UTC)
Expired: Aug 3, 2021, 3:00 PM MDT
In force: 32 min
Issued by: NWS Pueblo, CO

County Huerfano County, CO

The radar

The Pueblo radar (KPUX), 141 km from the middle of the area, began a volume at 20:31 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

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 8.5 hours before the alert went out and 296 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 153 J/kg
Mixed-layer CIN: -139 J/kg
Mixed-layer LCL: 1388 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

156 
WWUS85 KPUB 032028
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
228 PM MDT Tue Aug 3 2021
 
COZ074-032100-
Southern Sangre De Cristo Mountains Between 7500 and 11000 Ft CO-
228 PM MDT Tue Aug 3 2021

...SPECIAL WEATHER STATEMENT...

At 227 PM MDT, Doppler radar was tracking a strong thunderstorm 
developing over southeastern Spring Burn Scar south of Highway 160 
in Huerfano county. This activity was nearly stationary. A quick 1 
to 2 inches of rain could fall with this activity, and flash 
flooding may become possible if heavy rain persists.

Locations impacted include...
Indian Creek on the southeastern Spring Burn Scar, southern Spring
Burn Scar south of Highway 160 in Huerfano county and southeastern
Spring Burn Scar south of Highway 160 in Costilla county.

LAT...LON 3738 10511 3741 10515 3746 10517 3749 10510
      3742 10504
TIME...MOT...LOC 2027Z 116DEG 1KT 3744 10508 

$$

Cohen

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 2, 6:47 PM MDT	Flash Flood Warning Considerable damage threat	PUB	Huerfano	2 hr
Aug 2, 7:38 PM MDT	Flash Flood Warning Considerable damage threat	PUB	Huerfano	96 min
Aug 2, 9:04 PM MDT	Special Weather Statement	PUB	Chaffee	56 min
Aug 3, 12:46 PM MDT	Special Weather Statement	PUB	El Paso	29 min
Aug 3, 12:56 PM MDT	Special Weather Statement	PUB	Huerfano	34 min
Aug 3, 1:20 PM MDT	Special Weather Statement	PUB	El Paso	40 min
Aug 3, 1:48 PM MDT	Special Weather Statement	PUB	Custer	27 min
Aug 3, 1:58 PM MDT	Special Weather Statement	PUB	Huerfano	32 min
Aug 3, 2:07 PM MDT	Special Weather Statement	PUB	El Paso	38 min
Aug 3, 2:12 PM MDT	Special Weather Statement	PUB	Custer	33 min
Aug 3, 2:30 PM MDT	Special Weather Statement	PUB	Las Animas	45 min
Aug 3, 2:48 PM MDT	Special Weather Statement	PUB	Pueblo	27 min
Aug 3, 2:52 PM MDT	Special Weather Statement	PUB	El Paso	38 min
Aug 3, 3:32 PM MDT	Special Weather Statement	PUB	Chaffee	43 min
Aug 3, 3:38 PM MDT	Special Weather Statement	PUB	Pueblo	37 min
Aug 3, 4:14 PM MDT	Special Weather Statement	PUB	Alamosa	31 min
Aug 3, 4:18 PM MDT	Special Weather Statement	PUB	Costilla	42 min
Aug 3, 4:25 PM MDT	Special Weather Statement	PUB	Fremont	65 min
Aug 3, 4:28 PM MDT	Special Weather Statement	PUB	Las Animas	32 min
Aug 3, 4:46 PM MDT	Flash Flood Warning	PUB	Costilla	3 hr
Aug 3, 4:51 PM MDT	Special Weather Statement	PUB	Teller	39 min
Aug 3, 4:57 PM MDT	Special Weather Statement	PUB	Pueblo	33 min
Aug 3, 5:08 PM MDT	Special Weather Statement	PUB	Fremont	52 min
Aug 3, 5:13 PM MDT	Flash Flood Warning	PUB	Pueblo	3 hr
Aug 3, 5:26 PM MDT	Flash Flood Warning	PUB	Teller	109 min
Aug 3, 5:31 PM MDT	Special Weather Statement	PUB	Fremont	44 min

Nearby

Special Weather Statements in Colorado, 2021 Every 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.