Alert archive / Colorado / Special Weather Statements in 2021

Special Weather Statement, NWS Pueblo, CO

July 5, 2021Alamosa County, Colorado

NWS Pueblo, CO issued this special weather statement at Jul 5, 2021, 3:29 PM MDT for Alamosa County, Colorado. It was in force for 31 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
Jul 5, 2021, 3:29 PM MDT (21:29 UTC)
Expired
Jul 5, 2021, 4:00 PM MDT
In force
31 min
Issued by
NWS Pueblo, CO

County Alamosa County, CO

The radar

The Pueblo radar (KPUX), 150 km from the middle of the area, began a volume at 21:31 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

Grand Junction, CO (KGJT), launched 12:00Z, 9.5 hours before the alert went out and 287 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 2021-07-05Temperature 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 2021-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 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
5 J/kg
Mixed-layer CIN
-276 J/kg
Mixed-layer LCL
3199 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
26 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

077 
WWUS85 KPUB 052129
SPSPUB

Special Weather Statement
National Weather Service Pueblo CO
329 PM MDT Mon Jul 5 2021
 
COZ069-070-072-073-052200-
Alamosa  Vicinity/Central San Luis Valley Below 8500 Ft CO-
Del Norte Vicinity/Northern San Luis Valley Below 8500 Ft CO-
Northern Sangre de Cristo Mountains Between 8500 And 11000 Ft CO-
Northern Sangre de Cristo Mountains above 11000 Ft CO-
329 PM MDT Mon Jul 5 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN ALAMOSA AND
SOUTHEASTERN SAGUACHE COUNTIES UNTIL 400 PM MDT...

At 329 PM MDT, Doppler radar was tracking a strong thunderstorm near
Great Sand Dunes, or 26 miles northeast of Alamosa, moving south at
10 mph.

Penny size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Great Sand Dunes and San Luis Lake. 

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 3788 10577 3789 10555 3766 10549 3767 10580
TIME...MOT...LOC 2129Z 358DEG 8KT 3782 10566 

$$

kam

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 6:20 PM MDTSpecial Weather StatementPUBTeller25 min
Jul 4, 6:26 PM MDTSevere Thunderstorm WarningPUBBaca42 min
Jul 4, 6:28 PM MDTSevere Thunderstorm WarningPUBKiowa41 min
Jul 4, 6:34 PM MDTSpecial Weather StatementPUBTeller26 min
Jul 4, 6:55 PM MDTSpecial Weather StatementPUBTeller35 min
Jul 4, 7:19 PM MDTSpecial Weather StatementPUBProwers41 min
Jul 4, 7:19 PM MDTSpecial Weather StatementPUBBaca41 min
Jul 4, 7:25 PM MDTSevere Thunderstorm WarningPUBProwers38 min
Jul 4, 7:29 PM MDTSpecial Weather StatementPUBFremont46 min
Jul 4, 7:30 PM MDTSevere Thunderstorm WarningPUBBaca17 min
Jul 4, 7:56 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas21 min
Jul 4, 8:00 PM MDTSevere Thunderstorm WarningPUBProwers30 min
Jul 4, 8:08 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers37 min
Jul 4, 8:09 PM MDTSevere Thunderstorm WarningPUBBaca51 min
Jul 4, 8:16 PM MDTSpecial Weather StatementPUBProwers44 min
Jul 4, 8:18 PM MDTSpecial Weather StatementPUBFremont42 min
Jul 4, 8:20 PM MDTSevere Thunderstorm WarningPUBBaca, Bent, Prowers25 min
Jul 4, 8:25 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers35 min
Jul 4, 8:36 PM MDTFlash Flood WarningPUBProwers2 hr
Jul 4, 8:42 PM MDTSevere Thunderstorm WarningPUBBaca33 min
Jul 4, 8:44 PM MDTSevere Thunderstorm WarningPUBBaca, Bent, Prowers31 min
Jul 4, 8:48 PM MDTFlash Flood Warning Considerable damage threatPUBCuster, Fremont85 min
Jul 4, 9:01 PM MDTSpecial Weather StatementPUBProwers44 min
Jul 4, 9:10 PM MDTSevere Thunderstorm WarningPUBBaca, Las Animas35 min
Jul 4, 9:22 PM MDTSevere Thunderstorm WarningPUBBent, Prowers38 min
Jul 4, 9:44 PM MDTSpecial Weather StatementPUB31 min
Jul 4, 9:56 PM MDTSpecial Weather StatementPUBBent34 min
Jul 5, 2:39 AM MDTFlash Flood WatchPUBAlamosa, Chaffee, Costilla, Custer, Fremont, Huerfano and 4 more18 hr
Jul 5, 12:45 PM MDTFlash Flood Warning Considerable damage threatPUBChaffee3 hr
Jul 5, 1:12 PM MDTSpecial Weather StatementPUBSaguache48 min
Jul 5, 1:25 PM MDTSpecial Weather StatementPUBMineral35 min
Jul 5, 1:52 PM MDTSpecial Weather StatementPUBChaffee38 min
Jul 5, 2:22 PM MDTSpecial Weather StatementPUBTeller23 min
Jul 5, 2:28 PM MDTSpecial Weather StatementPUBSaguache47 min
Jul 5, 2:51 PM MDTSevere Thunderstorm WarningPUBTeller24 min
Jul 5, 2:55 PM MDTSpecial Weather StatementPUBFremont35 min
Jul 5, 2:57 PM MDTSpecial Weather StatementPUBFremont33 min
Jul 5, 3:09 PM MDTSpecial Weather StatementPUBCuster36 min
Jul 5, 3:14 PM MDTSpecial Weather StatementPUBRio Grande31 min
Jul 5, 3:23 PM MDTSpecial Weather StatementPUBSaguache37 min
Jul 5, 3:44 PM MDTSpecial Weather StatementPUBCuster31 min
Jul 5, 3:53 PM MDTAreal Flood AdvisoryPUBCuster56 min
Jul 5, 4:02 PM MDTSpecial Weather StatementPUBAlamosa28 min
Jul 5, 4:08 PM MDTSpecial Weather StatementPUBAlamosa37 min
Jul 5, 4:11 PM MDTSpecial Weather StatementPUBCuster34 min
Jul 5, 4:34 PM MDTSevere Thunderstorm WarningPUBCuster, Saguache26 min
Jul 5, 4:47 PM MDTFlash Flood Warning Considerable damage threatPUBCuster, Huerfano3 hr
Jul 5, 4:52 PM MDTSpecial Weather StatementPUBCostilla38 min
Jul 5, 4:58 PM MDTSpecial Weather StatementPUBCuster32 min
Jul 5, 5:14 PM MDTSpecial Weather StatementPUBCostilla31 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.