Alert archive / Colorado / Flash Flood Warnings in 2015

Flash Flood Warning 39, NWS Pueblo, CO

August 10, 2015El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 10, 2015, 12:50 AM MDT for El Paso County, Colorado. It was in force for 115 min. 8 reports 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
Aug 10, 2015, 12:50 AM MDT (06:50 UTC)
Expired
Aug 10, 2015, 2:45 AM MDT
In force
115 min
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 50 km from the middle of the area, began a volume at 06:51 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
Aug 10, 12:50 AM MDTFLASH FLOODSecurity, COFLOODED STREETS IN SECURITY
Aug 10, 12:50 AM MDTHEAVY RAIN 0.522 Sse Security, CO
Aug 10, 12:56 AM MDTHEAVY RAIN 1.02Schriever Afb, CO
Aug 10, 1:02 AM MDTHEAVY RAIN 1.216 W Fountain, CO
Aug 10, 1:30 AM MDTHEAVY RAIN 1.946 W Fountain, CO
Aug 10, 1:50 AM MDTHEAVY RAIN 0.712 Sse Security, CO
Aug 10, 1:56 AM MDTHEAVY RAIN 2.13Schriever Afb, CO
Aug 10, 2:30 AM MDTHEAVY RAIN 2.396 W Fountain, CO

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 00:00Z, 6.8 hours before the alert went out and 164 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 2015-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 297 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 00:00Z on 2015-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
297 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
2892 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

840 
WGUS55 KPUB 100650
FFWPUB
COC041-100845-
/O.NEW.KPUB.FF.W.0039.150810T0650Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1250 AM MDT MON AUG 10 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 245 AM MDT
    
* AT 1248 AM MDT...DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS 
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS 
  EXPECTED.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SOUTHEASTERN COLORADO SPRINGS...FOUNTAIN...ELLICOTT...SCHRIEVER 
  AFB...FORT CARSON...SECURITY...WIDEFIELD...YODER AND STRATMOOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28
5 follow-up statements
847 
WGUS75 KPUB 100658
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1258 AM MDT MON AUG 10 2015

COC041-100845-
/O.CON.KPUB.FF.W.0039.000000T0000Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
1258 AM MDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM MDT FOR
CENTRAL EL PASO COUNTY...

AT 1256 AM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN ACROSS THE WARNED AREA.  FLASH FLOODING IS EXPECTED.  LAW 
ENFORCEMENT REPORTED STREET FLOODING IN SECURITY...AND AN AUTOMATED 
RAIN GAUGE ON FORT CARSON REPORTED 1.21 INCHES OF RAIN IN AN HOUR.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHEASTERN COLORADO SPRINGS...FOUNTAIN...ELLICOTT...SCHRIEVER 
AFB...FORT CARSON...WIDEFIELD...SECURITY...YODER AND STRATMOOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28
128 
WGUS75 KPUB 100710
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
110 AM MDT MON AUG 10 2015

COC041-100845-
/O.CON.KPUB.FF.W.0039.000000T0000Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
110 AM MDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM MDT FOR
CENTRAL EL PASO COUNTY...

AT 107 AM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
HEAVY RAIN ACROSS THE WARNED AREA. OVER AN INCH OF RAIN IN LESS THAN 
ONE HOUR WAS REPORTED AT SCHRIEVER AIR FORCE BASE...WITH RADAR 
ESTIMATING THAT UP TO 2 INCHES OF RAIN MAY HAVE FALLEN IN THE LAST 
HOUR IN LOCATIONS NORTHEAST OF SCHRIEVER AIR FORCE BASE AND NORTH OF 
ELLICOTT. 
 
FLASH FLOODING IS EXPECTED.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHEASTERN COLORADO SPRINGS...FOUNTAIN...ELLICOTT...SCHRIEVER 
AFB...FORT CARSON...WIDEFIELD...SECURITY...YODER AND STRATMOOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28
749 
WGUS75 KPUB 100732
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
132 AM MDT MON AUG 10 2015

COC041-100845-
/O.CON.KPUB.FF.W.0039.000000T0000Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
132 AM MDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM MDT FOR
CENTRAL EL PASO COUNTY...

AT 130 AM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS CONTINUING TO  
PRODUCE HEAVY RAIN ACROSS PORTIONS OF THE WARNED AREA.  FLASH 
FLOODING IS EXPECTED TO CONTINUE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHEASTERN COLORADO SPRINGS...FOUNTAIN...ELLICOTT...SCHRIEVER 
AFB...FORT CARSON...WIDEFIELD...SECURITY...YODER AND STRATMOOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28
501 
WGUS75 KPUB 100806
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
206 AM MDT MON AUG 10 2015

COC041-100845-
/O.CON.KPUB.FF.W.0039.000000T0000Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
206 AM MDT MON AUG 10 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM MDT FOR
CENTRAL EL PASO COUNTY...

AT 203 AM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
LIGHT TO MODERATE RAIN ACROSS MUCH OF THE WARNED AREA.  FLASH 
FLOODING IS EXPECTED TO CONTINUE.  AN AUTOMATED RAIN GAUGE AT 
SCHRIEVER AIR FORCE BASE HAS REPORTED OVER 2 INCHES OF RAIN 
TONIGHT...WITH AROUND 2 INCHES BEING REPORTED OVER PORTIONS OF FORT 
CARSON.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHEASTERN COLORADO SPRINGS...FOUNTAIN...ELLICOTT...SCHRIEVER 
AFB...FORT CARSON...WIDEFIELD...SECURITY...YODER AND STRATMOOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28
064 
WGUS75 KPUB 100847
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
247 AM MDT MON AUG 10 2015

COC041-100854-
/O.EXP.KPUB.FF.W.0039.000000T0000Z-150810T0845Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
247 AM MDT MON AUG 10 2015

...THE FLASH FLOOD WARNING FOR CENTRAL EL PASO COUNTY WILL EXPIRE AT
245 AM MDT...

THE HEAVY RAIN HAS ENDED...ALTHOUGH SOME LIGHT RAIN WILL CONTINUE TO 
FALL THROUGH ABOUT 4 AM...FLASH FLOODING IS NO LONGER EXPECTED TO 
POSE A THREAT.  THERE MAY CONTINUE TO BE SOME STANDING WATER ON 
ROADWAYS WHICH COULD CAUSE HAZARDOUS DRIVING CONDITIONS.

LAT...LON 3902 10421 3885 10413 3876 10450 3869 10469
      3855 10493 3866 10493 3879 10471 3891 10460

$$

28

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 7:28 PM MDTSpecial Weather StatementPUBOtero47 min
Aug 9, 10:13 PM MDTSpecial Weather StatementPUBHuerfano47 min
Aug 10, 12:09 AM MDTSpecial Weather StatementPUBEl Paso36 min
Aug 10, 12:26 AM MDTSpecial Weather StatementPUBEl Paso34 min
Aug 10, 11:43 AM MDTSpecial Weather StatementPUBTeller47 min
Aug 10, 11:56 AM MDTAreal Flood AdvisoryPUBEl Paso2 hr
Aug 10, 12:11 PM MDTSevere Thunderstorm WarningPUBEl Paso34 min
Aug 10, 12:42 PM MDTFlash Flood WarningPUBEl Paso2 hr
Aug 10, 12:56 PM MDTSevere Thunderstorm WarningPUBEl Paso34 min
Aug 10, 1:40 PM MDTSpecial Weather StatementPUBEl Paso50 min
Aug 10, 3:37 PM MDTSpecial Weather StatementPUBBent38 min
Aug 10, 4:33 PM MDTAreal Flood AdvisoryPUBPueblo117 min
Aug 10, 4:55 PM MDTFlash Flood WarningPUBPueblo2 hr
Aug 10, 5:13 PM MDTAreal Flood AdvisoryPUBEl Paso2 hr
Aug 10, 5:50 PM MDTAreal Flood AdvisoryPUBEl Paso, Pueblo115 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.