Alert archive / Colorado / Flash Flood Warnings in 2021

Flash Flood Warning 36, NWS Pueblo, CO

July 3, 2021El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 3, 2021, 6:29 PM MDT for El Paso County, Colorado. It was in force for 94 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 3, 2021, 6:29 PM MDT (00:29 UTC)
Expired
Jul 3, 2021, 8:03 PM MDT
In force
94 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 75 km from the middle of the area, began a volume at 00:30 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

Denver, CO (KDNR), launched 00:00Z, 0.5 hours before the alert went out and 144 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, Denver, CO at 00:00Z on 2021-07-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 53 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, Denver, CO at 00:00Z on 2021-07-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
53 J/kg
Mixed-layer CIN
-81 J/kg
Mixed-layer LCL
2871 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

596 
WGUS55 KPUB 040029
FFWPUB
COC041-040330-
/O.NEW.KPUB.FF.W.0036.210704T0029Z-210704T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Pueblo CO
629 PM MDT Sat Jul 3 2021

The National Weather Service in Pueblo has issued a

* Flash Flood Warning for...
  North Central El Paso County in east central Colorado...

* Until 930 PM MDT.

* At 629 PM MDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have 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, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Northern Colorado Springs, Peyton and Black Forest.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3913 10439 3898 10437 3898 10480 3913 10480

FLASH FLOOD...RADAR INDICATED

$$

SR
1 follow-up statement
435 
WGUS75 KPUB 040203
FFSPUB

Flash Flood Statement
National Weather Service Pueblo CO
803 PM MDT Sat Jul 3 2021

COC041-040213-
/O.CAN.KPUB.FF.W.0036.000000T0000Z-210704T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
El Paso CO-
803 PM MDT Sat Jul 3 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTH CENTRAL EL PASO 
COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 3913 10439 3898 10437 3898 10480 3913 10480

$$

KAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 6:13 PM MDTSevere Thunderstorm WarningPUBEl Paso32 min
Jul 3, 6:15 PM MDTSpecial Weather StatementPUBHuerfano45 min
Jul 3, 6:20 PM MDTSpecial Weather StatementPUBBent25 min
Jul 3, 6:59 PM MDTSpecial Weather StatementPUB31 min
Jul 3, 7:29 PM MDTSpecial Weather StatementPUB31 min
Jul 3, 7:53 PM MDTSpecial Weather StatementPUBKiowa37 min
Jul 3, 8:30 PM MDTSpecial Weather StatementPUBKiowa45 min
Jul 3, 9:07 PM MDTSevere Thunderstorm WarningPUBBent, Kiowa38 min
Jul 3, 9:42 PM MDTSpecial Weather StatementPUBBent, Prowers33 min
Jul 3, 10:46 PM MDTSevere Thunderstorm WarningPUBBaca, Bent, Prowers29 min
Jul 3, 11:13 PM MDTSpecial Weather StatementPUBBaca47 min
Jul 3, 11:56 PM MDTSpecial Weather StatementPUBBaca34 min
Jul 4, 12:34 AM MDTSpecial Weather StatementPUBBaca41 min
Jul 4, 1:36 PM MDTSpecial Weather StatementPUBTeller24 min
Jul 4, 1:50 PM MDTSpecial Weather StatementPUBFremont40 min
Jul 4, 2:01 PM MDTSpecial Weather StatementPUBEl Paso29 min
Jul 4, 2:12 PM MDTSpecial Weather StatementPUBEl Paso33 min
Jul 4, 2:17 PM MDTSpecial Weather StatementPUBDouglas43 min
Jul 4, 2:26 PM MDTSevere Thunderstorm WarningPUBEl Paso34 min
Jul 4, 2:48 PM MDTSpecial Weather StatementPUBEl Paso42 min
Jul 4, 2:53 PM MDTSpecial Weather StatementPUBEl Paso52 min
Jul 4, 3:37 PM MDTSpecial Weather StatementPUBCuster38 min
Jul 4, 3:45 PM MDTSpecial Weather StatementPUBFremont45 min
Jul 4, 3:48 PM MDTSpecial Weather StatementPUBEl Paso42 min
Jul 4, 3:57 PM MDTSpecial Weather StatementPUBHuerfano33 min
Jul 4, 4:06 PM MDTSpecial Weather StatementPUBCuster24 min
Jul 4, 4:17 PM MDTSpecial Weather StatementPUBElbert28 min
Jul 4, 4:33 PM MDTSpecial Weather StatementPUBHuerfano27 min
Jul 4, 4:36 PM MDTSpecial Weather StatementPUBCrowley24 min
Jul 4, 4:38 PM MDTSpecial Weather StatementPUBHuerfano37 min
Jul 4, 4:49 PM MDTSpecial Weather StatementPUBChaffee26 min
Jul 4, 4:57 PM MDTFlash Flood Warning Considerable damage threatPUBCuster, Pueblo2 hr
Jul 4, 4:59 PM MDTSevere Thunderstorm WarningPUBCrowley46 min
Jul 4, 5:11 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero36 min
Jul 4, 5:17 PM MDTSpecial Weather StatementPUB28 min
Jul 4, 5:20 PM MDTSpecial Weather StatementPUBHuerfano25 min
Jul 4, 5:26 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero22 min
Jul 4, 5:27 PM MDTSevere Thunderstorm WarningPUBCrowley, Kiowa33 min
Jul 4, 5:29 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas31 min
Jul 4, 5:31 PM MDTSevere Thunderstorm WarningPUBBaca29 min
Jul 4, 5:47 PM MDTSpecial Weather StatementPUBTeller43 min
Jul 4, 5:57 PM MDTSevere Thunderstorm WarningPUBBaca48 min

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.