Alert archive / Colorado / Flash Flood Warnings in 2013

Flash Flood Warning 7, NWS Pueblo, CO

July 14, 2013El Paso County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 14, 2013, 7:48 PM MDT for El Paso County, Colorado. It was in force for 3 hr. 2 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
Jul 14, 2013, 7:48 PM MDT (01:48 UTC)
Expired
Jul 14, 2013, 11:00 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), 80 km from the middle of the area, began a volume at 01:50 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 14, 8:04 PM MDTHEAVY RAIN 1.156 Nnw Black Forest, COFELL SINCE 715 PM
Jul 14, 8:40 PM MDTFLASH FLOOD1 Wsw Black Forest, COSHOUP RD CLOSED AT TAHOSA LANE DUE TO FLOODING

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, 1.8 hours before the alert went out and 158 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 2013-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 182 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 2013-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 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
182 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1649 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
-33 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.

296 
WGUS55 KPUB 150148
FFWPUB
COC041-150500-
/O.NEW.KPUB.FF.W.0007.130715T0148Z-130715T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
748 PM MDT SUN JUL 14 2013

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL EL PASO COUNTY IN EAST CENTRAL COLORADO...THIS       
  INCLUDED THE BLACK FOREST BURN SCAR.

* UNTIL 1100 PM MDT

* AT 745 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. VERY HEAVY RAIN HAS FALLEN OVER THE WESTERN HALF OF   
  THE BLACK FOREST BURN SCAR. 0.82 INCHES OR RAIN WAS REPORTED IN 20 
  MINUTES 6 MILES NORTH-NORTHWEST OF BLACK FOREST.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  COLORADO SPRINGS AND BLACK FOREST.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR MOPRE WILL BE POSSIBLE.

THIS IS A DANGEROUS SITUATION.

&&

LAT...LON 3911 10467 3895 10465 3896 10481 3909 10482

$$
3 follow-up statements
704 
WGUS75 KPUB 150201
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
801 PM MDT SUN JUL 14 2013

COC041-150500-
/O.CON.KPUB.FF.W.0007.000000T0000Z-130715T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
801 PM MDT SUN JUL 14 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTH CENTRAL EL PASO 
COUNTY UNTIL 1100 PM MDT...THIS INCLUDED THE WESTERN SECTION OF THE 
BLACK FOREST BURN SCAR. 

AT 759 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
DOPPLER RADAR ESTIMATES OVER 1.5 INCHES OF RAIN HAS FALLEN OVER THE 
WESTERN HALF OF THE BLACK FOREST BURN SCAR. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE AREAS IN 
AND NEAR THE WESTERN SECTIONS OF THE BLACK FOREST BURN SCAR. 

JUST A SMALL AMOUNT OF RAINFALL ON A BURN SCAR CAN LEAD TO FLASH 
FLOODING. WATER THAT IS NORMALLY ABSORBED BY THE SOILS AND 
VEGETATION...RUNS OFF ALMOST INSTANTLY. THIS CAUSES CREEKS AND 
DRAINAGE AREAS TO FLOOD AT A MUCH FASTER RATE THAN NORMAL. IN 
ADDITION...THE SOILS IN A BURN SCAR BECOME UNSTABLE WHEN IT 
RAINS...SOMETIMES RESULTING IN DEBRIS AND FALLING ROCK. ROADS CAN BE 
WASHED OUT BY THE FORCE OF THE RUSHING WATER AND DEBRIS.

LAT...LON 3911 10467 3895 10465 3896 10481 3909 10482

$$
847 
WGUS75 KPUB 150229
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
829 PM MDT SUN JUL 14 2013

COC041-150500-
/O.CON.KPUB.FF.W.0007.000000T0000Z-130715T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
829 PM MDT SUN JUL 14 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTH CENTRAL EL PASO
COUNTY UNTIL 1100 PM MDT...

AT 825 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
RAINFALL HAS WEAKENED OVER THE BLACK FOREST BURN SCAR. 
HOWEVER...THUNDERSTORMS WITH HEAVY RAIN WERE OCCURRING OVER ELBERT 
COUNTY...AND WERE MOVING SOUTHWEST TOWARD THE BLACK FOREST BURN 
SCAR. IF THESE STORMS HOLD TOGETHER...THEY WILL MOVE INTO THE BLACK 
FOREST BURN SCAR AREA AFTER 9 PM. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
COLORADO SPRINGS AND BLACK FOREST.

JUST A SMALL AMOUNT OF RAINFALL ON A BURN SCAR CAN LEAD TO FLASH 
FLOODING. WATER THAT IS NORMALLY ABSORBED BY THE SOILS AND 
VEGETATION...RUNS OFF ALMOST INSTANTLY. THIS CAUSES CREEKS AND 
DRAINAGE AREAS TO FLOOD AT A MUCH FASTER RATE THAN NORMAL. IN 
ADDITION...THE SOILS IN A BURN SCAR BECOME UNSTABLE WHEN IT 
RAINS...SOMETIMES RESULTING IN DEBRIS AND FALLING ROCK. ROADS CAN BE 
WASHED OUT BY THE FORCE OF THE RUSHING WATER AND DEBRIS.

LAT...LON 3911 10467 3895 10465 3896 10481 3909 10482

$$
211 
WGUS75 KPUB 150456
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1056 PM MDT SUN JUL 14 2013

COC041-150511-
/O.EXP.KPUB.FF.W.0007.000000T0000Z-130715T0500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
EL PASO CO-
1056 PM MDT SUN JUL 14 2013

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR THE BLACK FOREST 
BURN SCAR IN NORTH CENTRAL EL PASO COUNTY WILL BE ALLOWED TO EXPIRE 
AT 1100 PM MDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

JUST A SMALL AMOUNT OF RAINFALL ON A BURN SCAR CAN LEAD TO FLASH
FLOODING. WATER THAT IS NORMALLY ABSORBED BY THE SOILS AND
VEGETATION...RUNS OFF ALMOST INSTANTLY. THIS CAUSES CREEKS AND
DRAINAGE AREAS TO FLOOD AT A MUCH FASTER RATE THAN NORMAL. IN
ADDITION...THE SOILS IN A BURN SCAR BECOME UNSTABLE WHEN IT RAINS...
SOMETIMES RESULTING IN DEBRIS AND FALLING ROCK. ROADS CAN BE WASHED
OUT BY THE FORCE OF THE RUSHING WATER AND DEBRIS.

LAT...LON 3911 10467 3895 10465 3896 10481 3909 10482

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 7:22 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Jul 14, 8:01 PM MDTAreal Flood AdvisoryPUBChaffee3 hr
Jul 14, 8:22 PM MDTAreal Flood AdvisoryPUBEl Paso3 hr
Jul 14, 8:26 PM MDTAreal Flood AdvisoryPUBCuster, Huerfano, Pueblo3 hr
Jul 14, 9:07 PM MDTFlash Flood WarningPUBEl Paso3 hr
Jul 14, 10:00 PM MDTFlash Flood WarningPUBCuster, Huerfano, Pueblo3 hr
Jul 15, 4:29 AM MDTAreal Flood AdvisoryPUBHuerfano, Las Animas3 hr
Jul 15, 5:57 AM MDTAreal Flood AdvisoryPUBCuster, Huerfano, Pueblo3 hr

Nearby

Flash Flood Warnings in Colorado, 2013Every flash flood warning in 2013

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.