Alert archive / Colorado / Flash Flood Warnings in 2016

Flash Flood Warning 35, NWS Pueblo, CO

August 29, 2016El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 29, 2016, 4:31 PM MDT for El Paso 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
Aug 29, 2016, 4:31 PM MDT (22:31 UTC)
Expired
Aug 29, 2016, 7:30 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 59 km from the middle of the area, began a volume at 22:35 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 (KDEN), launched 12:00Z, 10.5 hours before the alert went out and 145 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 12:00Z on 2016-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Denver, CO at 12:00Z on 2016-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2322 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

508 
WGUS55 KPUB 292231
FFWPUB
COC041-300130-
/O.NEW.KPUB.FF.W.0035.160829T2231Z-160830T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
431 PM MDT MON AUG 29 2016

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL EL PASO COUNTY IN EAST CENTRAL COLORADO...

* UNTIL 730 PM MDT

* AT 430 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PEYTON AND ELLICOTT. 

ADDITIONAL RAINFALL AMOUNTS OF UP TO AN INCH ARE POSSIBLE IN THE
WARNED AREA.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...BRACKETT CREEK...
BIG SPRINGS CREEK...EAST BRANCH BRACKETT CREEK...BIG SANDY CREEK AND
BLACK SQUIRREL CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3905 10437 3882 10434 3876 10435 3876 10440
      3895 10452 3896 10456 3904 10456 3908 10446
      3905 10443

$$

KT
3 follow-up statements
580 
WGUS75 KPUB 292317
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
517 PM MDT MON AUG 29 2016

COC041-300130-
/O.CON.KPUB.FF.W.0035.000000T0000Z-160830T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
517 PM MDT MON AUG 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTH CENTRAL EL PASO COUNTY...

AT 515 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCED HEAVY
RAIN ACROSS THE WARNED AREA. ALTHOUGH RAINFALL HAS
DECREASED...PUEBLO DOPPLER RADAR ESTIMATED UP TO 2.5 INCHES OF RAIN
HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO CONTINUE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PEYTON AND ELLICOTT. 

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...BRACKETT
CREEK... BIG SPRINGS CREEK...EAST BRANCH BRACKETT CREEK...BIG SANDY
CREEK AND BLACK SQUIRREL CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...RANCH LAND...AND OTHER LOW
LYING SPOTS.

&&

LAT...LON 3905 10437 3882 10434 3876 10435 3876 10440
      3895 10452 3896 10456 3904 10456 3908 10446
      3905 10443

$$

KT
116 
WGUS75 KPUB 292358
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
558 PM MDT MON AUG 29 2016

COC041-300130-
/O.CON.KPUB.FF.W.0035.000000T0000Z-160830T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
558 PM MDT MON AUG 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTH CENTRAL EL PASO COUNTY...

AT 556 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCED HEAVY
RAIN ACROSS THE WARNED AREA EARLIER THIS AFTERNOON. UP TO TWO INCHES
OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO
CONTINUE...PARTICULARLY ALONG THE UPPER REACHES OF BLACK SQUIRREL
CREEK.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PEYTON AND ELLICOTT. 

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...BRACKETT CREEK...
BIG SPRINGS CREEK...EAST BRANCH BRACKETT CREEK...BIG SANDY CREEK AND
BLACK SQUIRREL CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

&&

LAT...LON 3905 10437 3882 10434 3876 10435 3876 10440
      3895 10452 3896 10456 3904 10456 3908 10446
      3905 10443

$$

KT
628 
WGUS75 KPUB 300124
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
724 PM MDT MON AUG 29 2016

COC041-300131-
/O.EXP.KPUB.FF.W.0035.000000T0000Z-160830T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
724 PM MDT MON AUG 29 2016

...THE FLASH FLOOD WARNING FOR NORTH CENTRAL EL PASO COUNTY WILL
EXPIRE AT 730 PM MDT...

THE HEAVY RAIN HAS ENDED WITH ONLY PERIODS OF LIGHT SHOWERS EXPECTED
FOR THE REMAINDER OF THE EVENING. FLOODING IS NO LONGER EXPECTED TO
POSE A THREAT...HOWEVER WATER WILL CONTINUE TO FLOW IN BLACK
SQUIRREL CREEK. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3905 10437 3882 10434 3876 10435 3876 10440
      3895 10452 3896 10456 3904 10456 3908 10446
      3905 10443

$$

EP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 6:07 PM MDTSpecial Weather StatementPUBCuster38 min
Aug 28, 6:15 PM MDTSpecial Weather StatementPUBBaca45 min
Aug 28, 6:40 PM MDTSpecial Weather StatementPUBBaca50 min
Aug 28, 6:51 PM MDTAreal Flood AdvisoryPUBBaca114 min
Aug 28, 7:01 PM MDTSpecial Weather StatementPUBFremont44 min
Aug 28, 7:28 PM MDTSpecial Weather StatementPUBFremont32 min
Aug 28, 9:00 PM MDTSpecial Weather StatementPUBEl Paso30 min
Aug 28, 9:16 PM MDTAreal Flood AdvisoryPUBEl Paso, Pueblo119 min
Aug 28, 9:23 PM MDTSevere Thunderstorm WarningPUBEl Paso37 min
Aug 28, 9:54 PM MDTFlash Flood WarningPUBEl Paso3 hr
Aug 28, 11:14 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Aug 29, 1:03 AM MDTAreal Flood AdvisoryPUBEl Paso, Fremont, Pueblo, Teller3 hr
Aug 29, 1:10 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Aug 29, 1:23 PM MDTSpecial Weather StatementPUBEl Paso52 min
Aug 29, 1:25 PM MDTSevere Thunderstorm WarningPUBEl Paso, Teller35 min
Aug 29, 1:30 PM MDTFlash Flood WarningPUBEl Paso3 hr
Aug 29, 1:41 PM MDTFlash Flood WarningPUBEl Paso3 hr
Aug 29, 1:48 PM MDTFlash Flood WarningPUBEl Paso117 min
Aug 29, 2:04 PM MDTSpecial Weather StatementPUBEl Paso41 min
Aug 29, 2:37 PM MDTSpecial Weather StatementPUBEl Paso38 min
Aug 29, 2:45 PM MDTSpecial Weather StatementPUBSaguache30 min
Aug 29, 3:02 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Aug 29, 3:06 PM MDTSpecial Weather StatementPUBEl Paso24 min
Aug 29, 3:38 PM MDTSpecial Weather StatementPUBChaffee37 min
Aug 29, 3:54 PM MDTFlash Flood WarningPUBEl Paso, Pueblo3 hr
Aug 29, 3:54 PM MDTRiver Flood WarningPUBEl Paso19 hr
Aug 29, 4:00 PM MDTSpecial Weather StatementPUBEl Paso45 min
Aug 29, 4:23 PM MDTSpecial Weather StatementPUBSaguache52 min
Aug 29, 4:52 PM MDTFlash Flood WarningPUBEl Paso, Pueblo3 hr

Nearby

Flash Flood Warnings in Colorado, 2016Every flash flood 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.