Alert archive / Colorado / Flash Flood Warnings in 2015

Flash Flood Warning 36, NWS Pueblo, CO

July 21, 2015El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 21, 2015, 5:14 PM MDT for El Paso County, Colorado. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 21, 2015, 5:14 PM MDT (23:14 UTC)
Expired
Jul 21, 2015, 8:15 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), 49 km from the middle of the area, began a volume at 23:14 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.

What was reported inside it

TimeReportWhereRemark
Jul 21, 6:48 PM MDTHEAVY RAIN 0.684 W Ellicott, COSPOTTER RECIEVED 0.68 INCHES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 11.2 hours before the alert went out and 138 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 2015-07-21Temperature 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 2015-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 square meters per square second.19395878Sfc1 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
1832 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
154 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

474 
WGUS55 KPUB 212314
FFWPUB
COC041-220215-
/O.NEW.KPUB.FF.W.0036.150721T2314Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
514 PM MDT TUE JUL 21 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 815 PM MDT
    
* AT 514 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CALHAN...RAMAH...RUSH...ELLICOTT...SCHRIEVER AFB AND YODER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

HODANISH
5 follow-up statements
015 
WGUS75 KPUB 212336
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
536 PM MDT TUE JUL 21 2015

COC041-220215-
/O.CON.KPUB.FF.W.0036.000000T0000Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
536 PM MDT TUE JUL 21 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR
NORTHEASTERN EL PASO COUNTY...

AT 535 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN ACROSS THE WARNED AREA.  FLASH FLOODING IS LIKELY 
OCCURRING ACROSS PARTS OF NORTHEAST EL PASO COUNTY. THIS STORM WILL 
LIKELY PRODUCE ONE TO TWO INCHES OF RAIN IN ONE HOUR AS IT MOVES 
ACROSS THE NORTHEAST PART OF EL PASO COUNTY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CALHAN...RAMAH...RUSH...ELLICOTT...AND YODER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. TURN 
AROUND...DO NOT DROWN.

&&

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

HODANISH
369 
WGUS75 KPUB 212351
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
551 PM MDT TUE JUL 21 2015

COC041-220215-
/O.CON.KPUB.FF.W.0036.000000T0000Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
551 PM MDT TUE JUL 21 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR
NORTHEASTERN EL PASO COUNTY...

AT 549 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN ACROSS THE WARNED AREA. THE MOST INTENSE RAINFALL WAS 
OCCURRING NORTHEAST OF RUSH. ONE TO TWO INCHES OF RAIN WILL LIKELY 
OCCUR WITH THIS BAND OF HEAVY RAIN AS IT MOVES ACROSS FAR NORTHEAST 
AND NORTH CENTRAL EL PASO COUNTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

HODANISH
229 
WGUS75 KPUB 220024
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
624 PM MDT TUE JUL 21 2015

COC041-220215-
/O.CON.KPUB.FF.W.0036.000000T0000Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
624 PM MDT TUE JUL 21 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR
NORTHEASTERN EL PASO COUNTY...

AT 623 PM MDT...DOPPLER RADAR CONTINUES TO INDICATE THUNDERSTORMS 
PRODUCING HEAVY RAIN OVER NORTHEASTERN EL PASO COUNTY. ONE TO TWO 
INCHES OF RAIN HAS ALREADY FALLEN. FLASH FLOODING IS LIKELY ONGOING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

KAM
722 
WGUS75 KPUB 220103
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
703 PM MDT TUE JUL 21 2015

COC041-220215-
/O.CON.KPUB.FF.W.0036.000000T0000Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
703 PM MDT TUE JUL 21 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM MDT FOR
NORTHEASTERN EL PASO COUNTY...

AT 702 PM MDT...DOPPLER RADAR INDICATED THE THUNDERSTORMS THAT 
PRODUCED HEAVY RAIN ACROSS NORTHEASTERN EL PASO COUNTY HAS MOVED 
AWAY FROM THE AREA. ONE TO TWO INCHES OF RAIN HAS FALLEN. FLASH 
FLOODING MAY BE ONGOING AT THIS TIME ACROSS NORTHEAST EL PASO 
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

KAM
892 
WGUS75 KPUB 220125
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
725 PM MDT TUE JUL 21 2015

COC041-220135-
/O.CAN.KPUB.FF.W.0036.000000T0000Z-150722T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
725 PM MDT TUE JUL 21 2015

...THE FLASH FLOOD WARNING FOR NORTHEASTERN EL PASO COUNTY IS
CANCELLED...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.

LAT...LON 3874 10405 3876 10462 3913 10436 3913 10405

$$

KAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 12:15 PM MDTSpecial Weather StatementPUBHuerfano45 min
Jul 21, 12:49 PM MDTSpecial Weather StatementPUBLas Animas41 min
Jul 21, 3:37 PM MDTSpecial Weather StatementPUBDouglas23 min
Jul 21, 3:56 PM MDTSpecial Weather StatementPUBEl Paso34 min
Jul 21, 4:14 PM MDTFlash Flood WarningPUBEl Paso3 hr
Jul 21, 4:30 PM MDTSpecial Weather StatementPUBEl Paso45 min
Jul 21, 4:43 PM MDTSevere Thunderstorm WarningPUBEl Paso45 min
Jul 21, 5:27 PM MDTSpecial Weather StatementPUBPueblo48 min
Jul 21, 5:43 PM MDTSevere Thunderstorm WarningPUBPueblo47 min

Nearby

Flash Flood Warnings in Colorado, 2015Every flash flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.