Alert archive / Colorado / Flash Flood Warnings in 2016

Flash Flood Warning 21, NWS Pueblo, CO

August 8, 2016El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 8, 2016, 3:57 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 8, 2016, 3:57 PM MDT (21:57 UTC)
Expired
Aug 8, 2016, 7:00 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), 33 km from the middle of the area, began a volume at 22:01 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, 10.0 hours before the alert went out and 175 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 2016-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 159 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, Denver, CO at 12:00Z on 2016-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -96 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
159 J/kg
Mixed-layer CIN
-235 J/kg
Mixed-layer LCL
2053 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-96 m²/s²
0-3 km storm-relative helicity
-85 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

755 
WGUS55 KPUB 082157
FFWPUB
COC041-090100-
/O.NEW.KPUB.FF.W.0021.160808T2157Z-160809T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
357 PM MDT MON AUG 8 2016

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 700 PM MDT

* AT 357 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...
  HANOVER.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3866 10461 3881 10439 3853 10425 3852 10457

$$

KT
2 follow-up statements
811 
WGUS75 KPUB 082224
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
424 PM MDT MON AUG 8 2016

COC041-090100-
/O.CON.KPUB.FF.W.0021.000000T0000Z-160809T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
424 PM MDT MON AUG 8 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM MDT FOR
SOUTH CENTRAL EL PASO COUNTY...

AT 423 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. TWO AND ONE HALF INCHES OF RAIN
HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
HANOVER.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3866 10461 3881 10439 3853 10425 3852 10457

$$

SR
714 
WGUS75 KPUB 082327
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
527 PM MDT MON AUG 8 2016

COC041-082335-
/O.CAN.KPUB.FF.W.0021.000000T0000Z-160809T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
527 PM MDT MON AUG 8 2016

...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL EL PASO COUNTY IS
CANCELLED...

THE HEAVY RAIN HAS ENDED AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3866 10461 3881 10439 3853 10425 3852 10457

$$

EP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 7:28 PM MDTSpecial Weather StatementPUBSaguache92 min
Aug 7, 10:30 PM MDTSpecial Weather StatementPUBEl Paso60 min
Aug 7, 10:41 PM MDTSevere Thunderstorm WarningPUBEl Paso, Teller64 min
Aug 7, 11:20 PM MDTFlash Flood WarningPUBEl Paso, Fremont, Teller3 hr
Aug 7, 11:36 PM MDTSpecial Weather StatementPUBTeller84 min
Aug 7, 11:45 PM MDTSevere Thunderstorm WarningPUBEl Paso, Fremont, Teller48 min
Aug 8, 1:22 PM MDTAreal Flood AdvisoryPUBHuerfano, Las Animas3 hr
Aug 8, 1:26 PM MDTSpecial Weather StatementPUBLas Animas34 min
Aug 8, 1:49 PM MDTFlash Flood WarningPUBHuerfano116 min
Aug 8, 2:04 PM MDTSpecial Weather StatementPUBFremont41 min
Aug 8, 2:13 PM MDTSpecial Weather StatementPUBSaguache47 min
Aug 8, 2:41 PM MDTSpecial Weather StatementPUBTeller34 min
Aug 8, 2:54 PM MDTSpecial Weather StatementPUBFremont36 min
Aug 8, 3:03 PM MDTSevere Thunderstorm WarningPUBEl Paso, Fremont, Pueblo42 min
Aug 8, 3:29 PM MDTAreal Flood AdvisoryPUBChaffee, Fremont3 hr
Aug 8, 3:32 PM MDTSpecial Weather StatementPUBEl Paso43 min
Aug 8, 3:44 PM MDTSevere Thunderstorm WarningPUBEl Paso, Pueblo31 min
Aug 8, 4:55 PM MDTSpecial Weather StatementPUBPueblo50 min

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.