Alert archive / Colorado / Flash Flood Warnings in 2021

Flash Flood Warning 53, NWS Pueblo, CO

July 13, 2021Huerfano County, Las Animas County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 13, 2021, 6:02 PM MDT for Huerfano County, Las Animas County, Colorado. It was in force for 3 hr. 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 13, 2021, 6:02 PM MDT (00:02 UTC)
Expired
Jul 13, 2021, 9:00 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

Counties Huerfano County, CO, Las Animas County, CO

The radar

The Pueblo radar (KPUX), 144 km from the middle of the area, began a volume at 00:03 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 00:00Z, 0.0 hours before the alert went out and 294 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, Albuquerq/Krtlnd, NM at 00:00Z on 2021-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 377 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, Albuquerq/Krtlnd, NM at 00:00Z on 2021-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -46 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
377 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
2810 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-46 m²/s²
0-3 km storm-relative helicity
-10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

021 
WGUS55 KPUB 140002
FFWPUB
COC055-071-140300-
/O.NEW.KPUB.FF.W.0053.210714T0002Z-210714T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
602 PM MDT Tue Jul 13 2021

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  Southeastern Huerfano County in southeastern Colorado...
  Southwestern Las Animas County in southeastern Colorado...

* Until 900 PM MDT.

* At 602 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the southern face of the Spanish Peaks. Between 
  1 and 2 inches of rain has fallen. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams on the
           southern faces of the Spanish Peaks is likely

* Some locations that will experience flash flooding include...
  Aguilar, Cokedale, Gulnare, Boncarbo and Weston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3733 10501 3737 10490 3741 10477 3747 10449
      3714 10458 3712 10485 3712 10486 3713 10487

FLASH FLOOD...RADAR INDICATED

$$

Hodanish

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 6:28 PM MDTSpecial Weather StatementPUBOtero47 min
Jul 13, 6:32 PM MDTSpecial Weather StatementPUBLas Animas28 min
Jul 13, 6:47 PM MDTSpecial Weather StatementPUBKiowa43 min
Jul 13, 6:57 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers48 min
Jul 13, 7:10 PM MDTSpecial Weather StatementPUBLas Animas35 min
Jul 13, 7:50 PM MDTSpecial Weather StatementPUBLas Animas40 min
Jul 13, 9:08 PM MDTSpecial Weather StatementPUBKiowa37 min
Jul 14, 3:14 AM MDTFlash Flood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more18 hr
Jul 14, 3:55 PM MDTFlash Flood Warning Considerable damage threatPUBCostilla, Huerfano3 hr

Nearby

Flash Flood Warnings in Colorado, 2021Every flash flood warning 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.