Alert archive / Colorado / Special Weather Statements in 2021

Special Weather Statement, NWS Pueblo, CO

August 7, 2021Baca County, Colorado

NWS Pueblo, CO issued this special weather statement at Aug 7, 2021, 3:40 PM MDT for Baca County, Colorado. It was in force for 35 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 7, 2021, 3:40 PM MDT (21:40 UTC)
Expired
Aug 7, 2021, 4:15 PM MDT
In force
35 min
Issued by
NWS Pueblo, CO
Hail
0.88 in
Wind
50

County Baca County, CO

The radar

The Pueblo radar (KPUX), 211 km from the middle of the area, began a volume at 21:42 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.7 hours before the alert went out and 227 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, Amarillo Airport, TX at 12:00Z on 2021-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 24 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2021-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.193958Sfc1 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
24 J/kg
Mixed-layer CIN
-451 J/kg
Mixed-layer LCL
2679 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

111 
WWUS85 KPUB 072140
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
340 PM MDT Sat Aug 7 2021
 
COZ099-072215-
Springfield Vicinity/Baca County CO-
340 PM MDT Sat Aug 7 2021

...A strong thunderstorm will impact portions of southeastern Baca
County through 415 PM MDT...

At 339 PM MDT, Doppler radar was tracking a strong thunderstorm 9
miles north of Campo, or 11 miles south of Springfield, moving east
at 25 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

This storm will remain over mainly rural areas of southeastern
Baca County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3714 10273 3732 10273 3739 10204 3712 10204
      3708 10205
TIME...MOT...LOC 2139Z 271DEG 21KT 3723 10264 

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

$$

EP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 3:21 PM MDTSpecial Weather StatementPUBBaca24 min
Aug 7, 4:01 PM MDTSpecial Weather StatementPUBBaca29 min
Aug 7, 4:31 PM MDTSpecial Weather StatementPUBBaca29 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.