Alert archive / Colorado / Flash Flood Warnings in 2012

Flash Flood Warning 1, NWS Pueblo, CO

June 6, 2012El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jun 6, 2012, 7:30 PM MDT for El Paso County, Colorado. It was in force for 2 hr. 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
Jun 6, 2012, 7:30 PM MDT (01:30 UTC)
Expired
Jun 6, 2012, 9:30 PM MDT
In force
2 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County El Paso County, CO

The radar

The Pueblo radar (KPUX), 67 km from the middle of the area, began a volume at 01:33 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
Jun 6, 7:38 PM MDTFLASH FLOOD4 Ene Colorado Springs, COSIGNIFICANT STREET FLOODING ALONG NORTH CAREFREE AND SOUTH CAREFREE BLVDS. IN COLORADO SPRINGS. NUMEROUS CARS STALLED IN THE STREET.
Jun 6, 7:57 PM MDTFLASH FLOOD6 Nne Colorado Springs, CO6 INCHES OF WATER REPORTED ON THE ROADWAY AT 739 PM MDT.
Jun 6, 8:13 PM MDTFLASH FLOOD5 Ene Colorado Springs, COCONSTITUTION AVENUE IS FLOODED BETWEEN MURRAY BLVD AND POWERS BLVD IN COLORADO SPRINGS AT 803 PM MDT.
Jun 6, 8:16 PM MDTFLASH FLOOD2 Ese Colorado Springs, COFLOODING IN THE BASEMENT OF A PRIVATE RESIDENCE ON BRYCE DRIVE IN COLORADO SPRINGS.
Jun 6, 8:30 PM MDTHEAVY RAIN 2.56 Wsw Falcon, CO2.5 INCHES OF RAIN IN 2 HOURS. STETSON HILLS BLVD AND POWERS BLVD. MEASURED AT 811 PM MDT.
Jun 6, 8:40 PM MDTFLASH FLOOD3 E Colorado Springs, COCARS SUBMERGED IN WATER UP TO THEIR WINDOWS.
Jun 6, 9:17 PM MDTHEAVY RAIN 3.245 Ne Colorado Springs, COSTORM TOTAL REPORT.
Jun 6, 9:33 PM MDTHEAVY RAIN 2.57 Ne Colorado Springs, COFELL IN TWO HOURS...BETWEEN 630 PM AND 830 PM MDT.

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

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 1.5 hours before the alert went out and 170 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 2012-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 859 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2012-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.1939Sfc1 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
859 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
2447 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

171 
WGUS55 KPUB 070130
FFWPUB
COC041-070330-
/O.NEW.KPUB.FF.W.0001.120607T0130Z-120607T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
730 PM MDT WED JUN 6 2012

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 930 PM MDT

* AT 728 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WERE    
  OCCURRING WITH STREET FLOODING BEING REPORTED. THIS WARNING INCLUDES
  THE CITY OF COLORADO SPRINGS.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  COLORADO SPRINGS AND PETERSON AFB. SOME CREEKS AND STREAMS WILL    
  BE RUNNING FAST AND FULL AND SOME MAY FLOW OUT OF THEIR BANKS.    


LAT...LON 3895 10468 3880 10466 3874 10488 3897 10478

$$
3 follow-up statements
154 
WGUS75 KPUB 070202
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
802 PM MDT WED JUN 6 2012

COC041-070330-
/O.CON.KPUB.FF.W.0001.000000T0000Z-120607T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
802 PM MDT WED JUN 6 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL EL PASO
COUNTY UNTIL 930 PM MDT...

AT 801 PM MDT...THE PUBLIC REPORTED THUNDERSTORMS WITH VERY HEAVY 
RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES OF AROUND 1 INCH PER 
HOUR HAVE BEEN REPORTED.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING 
INCLUDE...COLORADO SPRINGS AND PETERSON AFB.  EXPECT FLOODED 
ROADWAYS...ALONG WITH FAST FLOWING CREEKS AND STREAMS THAT MAY BE 
FLOWING OUT OF THEIR BANKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3895 10468 3880 10466 3874 10488 3897 10478

$$
351 
WGUS75 KPUB 070230
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
830 PM MDT WED JUN 6 2012

COC041-070330-
/O.CON.KPUB.FF.W.0001.000000T0000Z-120607T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
830 PM MDT WED JUN 6 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL EL PASO
COUNTY UNTIL 930 PM MDT...

AT 825 PM MDT...THE PUBLIC REPORTED THUNDERSTORMS WITH VERY HEAVY 
RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES OF AROUND 1 INCH PER 
HOUR HAVE BEEN OCCURRING SINCE AROUND 7 PM.  A SPOTTER REPORTED 2.5 
INCHES OF RAIN HAD FALLEN IN THE STETSON HILLS AREA.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING 
INCLUDE...COLORADO SPRINGS.  STREET FLOODING IS BEING REPORTED WITH 
SOME STRANDED CARS AND FLOODED BASEMENTS.  CREEKS AND STREAMS WILL 
BE RUNNING FAST AND HIGH...WITH SOME POSSIBLY FLOWING OUT OF THEIR 
BANKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3895 10468 3880 10466 3874 10488 3897 10478

$$
744 
WGUS75 KPUB 070314
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
914 PM MDT WED JUN 6 2012

COC041-070330-
/O.CON.KPUB.FF.W.0001.000000T0000Z-120607T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
914 PM MDT WED JUN 6 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL EL PASO
COUNTY UNTIL 930 PM MDT...

AT 909 PM MDT...TRAINED SPOTTERS AND THE MEDIA REPORTED THAT FLASH 
FLOODING WAS OCCURRING IN PORTIONS OF COLORADO SPRINGS.  CARS WERE 
STALLED AND FLOODED ON SOME ROADWAYS.  CREEKS AND STREAMS WHERE 
RUNNING FAST AND HIGH...AND SOME MAY BE FLOWING OUT OF THEIR BANKS.  
RAINFALL REPORTS OF 2 INCHES TO A LITTLE MORE THAN 3 INCHES HAVE 
BEEN RECEIVED.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...COLORADO 
SPRINGS.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3895 10468 3880 10466 3874 10488 3897 10478

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 6:51 PM MDTSevere Thunderstorm WarningPUBEl Paso54 min
Jun 6, 7:23 PM MDTSevere Thunderstorm WarningPUBEl Paso52 min
Jun 6, 7:44 PM MDTSevere Thunderstorm WarningPUBEl Paso61 min
Jun 6, 8:37 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas53 min
Jun 6, 9:27 PM MDTSevere Thunderstorm WarningPUBLas Animas63 min
Jun 6, 9:40 PM MDTRiver Flood WarningPUBEl Paso100 min
Jun 7, 3:03 PM MDTFlash Flood WatchPUBEl Paso7 hr
Jun 7, 3:28 PM MDTFire Weather WatchPUBAlamosa, Conejos, Costilla, Custer, El Paso, Fremont and 6 more23 hr
Jun 7, 4:21 PM MDTSevere Thunderstorm WarningPUBCrowley, Otero, Pueblo54 min
Jun 7, 5:39 PM MDTSevere Thunderstorm WarningPUBCrowley30 min

Nearby

Flash Flood Warnings in Colorado, 2012Every flash flood warning in 2012

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.