Alert archive / Colorado / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 262, NWS Pueblo, CO

August 20, 2016Costilla County, Huerfano County, Las Animas County, Colorado

NWS Pueblo, CO issued this severe thunderstorm warning at Aug 20, 2016, 4:40 PM MDT for Costilla County, Huerfano County, Las Animas 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 20, 2016, 4:40 PM MDT (22:40 UTC)
Expired: Aug 20, 2016, 5:15 PM MDT
In force: 35 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Costilla County, CO, Huerfano County, CO, Las Animas County, CO

The radar

The Pueblo radar (KPUX), 158 km from the middle of the area, began a volume at 22:40 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, 10.7 hours before the alert went out and 278 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: 14 J/kg
Mixed-layer CIN: -168 J/kg
Mixed-layer LCL: 1728 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 134 m²/s²
0-3 km storm-relative helicity: 188 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

655 
WUUS55 KPUB 202240
SVRPUB
COC023-055-071-202315-
/O.NEW.KPUB.SV.W.0262.160820T2240Z-160820T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
440 PM MDT SAT AUG 20 2016

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL COSTILLA COUNTY IN SOUTH CENTRAL COLORADO...
  WEST CENTRAL LAS ANIMAS COUNTY IN SOUTHEASTERN COLORADO...
  SOUTH CENTRAL HUERFANO COUNTY IN SOUTHEASTERN COLORADO...

* UNTIL 515 PM MDT

* AT 440 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES
  SOUTHWEST OF CUCHARA PASS...OR 34 MILES WEST OF TRINIDAD...MOVING
  SOUTHWEST AT 15 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  STONEWALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3737 10513 3724 10494 3704 10507 3721 10534
TIME...MOT...LOC 2240Z 042DEG 13KT 3727 10512 

HAIL...1.25IN
WIND...60MPH
 
$$

KT

1 follow-up statement

801 
WWUS55 KPUB 202300
SVSPUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
500 PM MDT SAT AUG 20 2016

COC023-055-071-202315-
/O.CON.KPUB.SV.W.0262.000000T0000Z-160820T2315Z/
COSTILLA CO-LAS ANIMAS CO-HUERFANO CO-
500 PM MDT SAT AUG 20 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM MDT
FOR EAST CENTRAL COSTILLA...WEST CENTRAL LAS ANIMAS AND SOUTH CENTRAL
HUERFANO COUNTIES...

AT 459 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES NORTHWEST
OF STONEWALL...OR 34 MILES WEST OF TRINIDAD...MOVING SOUTHWEST AT 10
MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
STONEWALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3737 10513 3724 10494 3704 10507 3721 10534
TIME...MOT...LOC 2259Z 033DEG 8KT 3725 10512 

HAIL...1.00IN
WIND...60MPH
 
$$

KT

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 19, 6:02 PM MDT	Flash Flood Warning	PUB	El Paso	118 min
Aug 19, 6:24 PM MDT	Areal Flood Advisory	PUB	El Paso	111 min
Aug 19, 7:08 PM MDT	Special Weather Statement	PUB	Fremont	52 min
Aug 19, 7:24 PM MDT	Special Weather Statement	PUB	Pueblo	66 min
Aug 19, 8:38 PM MDT	Special Weather Statement	PUB	Bent, Kiowa, Prowers	82 min
Aug 19, 8:45 PM MDT	Special Weather Statement	PUB	Las Animas	90 min
Aug 19, 9:39 PM MDT	Special Weather Statement	PUB	Baca	96 min
Aug 20, 4:07 PM MDT	Areal Flood Advisory	PUB	Mineral, Rio Grande	3 hr
Aug 20, 4:20 PM MDT	Severe Thunderstorm Warning	PUB	Costilla, Las Animas	25 min
Aug 20, 5:17 PM MDT	Severe Thunderstorm Warning	PUB	Costilla, Huerfano, Las Animas	43 min
Aug 20, 5:23 PM MDT	Areal Flood Advisory	PUB	Costilla, Huerfano, Las Animas	3 hr

Nearby

Severe Thunderstorm Warnings in Colorado, 2016 Every severe thunderstorm warning in 2016

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.