Alert archive / Colorado / Flash Flood Warnings in 2003

Flash Flood Warning 12, NWS Pueblo, CO

August 2, 2003Rio Grande County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 2, 2003, 1:53 PM MDT for Rio Grande 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 2, 2003, 1:53 PM MDT (19:53 UTC)
Expired
Aug 2, 2003, 4:45 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Counties, with a storm outline in the text

County Rio Grande County, CO

The nearest sounding before it

Grand Junction, CO (KGJT), launched 12:00Z, 7.9 hours before the alert went out and 234 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, Grand Junction, CO at 12:00Z on 2003-08-02Temperature 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, Grand Junction, CO at 12:00Z on 2003-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2577 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
-4 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.

000 
WGUS55 KPUB 021954
FFWPUB
COC105-022245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
153 PM MDT SAT AUG 2 2003

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RIO GRANDE COUNTY IN SOUTH CENTRAL COLORADO

* UNTIL 445 PM MDT

* DOPPLER RADAR CONTINUES TO SHOW MODERATE RAINFALL OVER THE MILLION 
  BURN SCAR.  REPORTS OF WATER OVER ROADWAYS IN THE BURN SCAR AND    
  WATER FLOWING DOWN BEAVER CREEK DRAINAGE.  THE AREA OF RAIN IS 
  SHOWING LITTLE MOVEMENT.

* RAINFALL INTENSITY WILL CONTINUE TO RANGE GENERALLY BETWEEN 1/2 
  INCH AND 3/4 INCH PER HOUR IS SOME AREAS.  PEOPLE IN THE BURN 
  SCAR...AND ESPECIALLY IN THE LOWER REACHES OF THE BEAVER CREEK 
  DRAINAGE...SHOULD MOVE THE HIGHER GROUND.

IF YOU ARE IN OR CLOSE TO THE WARNED AREA GO TO HIGHER GROUND
IMMEDIATELY. PEOPLE ALONG CREEKS AND DRAINAGE AREAS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS SWIFTLY FLOWING WATER OR STILL WATER OF UNKNOWN DEPTH ON FOOT
OR BY VEHICLE. AS LITTLE AS 6 INCHES OF WATER MAY CAUSE YOU TO LOSE
CONTROL OF YOUR VEHICLE...AND 2 FEET OF RUSHING WATER CAN CARRY AWAY
MOST VEHICLES...INCLUDING SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD
FATALITIES ARE VEHICLE RELATED. IF YOUR VEHICLE STALLS IN WATER
ABANDON IT IMMEDIATELY AND GO TO HIGHER GROUND.

LAT...LON 3768 10656 3762 10654 3759 10668 3767 10666

$$
3 follow-up statements
000 
WGUS75 KPUB 022102
FFSPUB
COC105-022245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
301 PM MDT SAT AUG 2 2003

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT SATURDAY 
AFTERNOON FOR THE MILLION BURN SCAR IN RIO GRANDE COUNTY...

AT 255 PM...DOPPLER RADAR SHOWED THAT MUCH OF THE MILLION BURN SCAR 
AREA WAS EXPERIENCING LITTLE OR NO RAIN. HOWEVER...SHOWERS AND 
THUNDERSTORMS WERE TO THE NORTH AND WEST OF THE BURN SCAR...AND 
ADDITIONAL RAINFALL IN THE AREA IS POSSIBLE THROUGH 445 PM. 

RAIN GAUGES IN THE BURN AREA HAVE SHOWN THAT UNDER 3/4 OF AN INCH OF 
RAIN HAS FALLEN IN ALL AREAS...WITH THE HEAVIEST AMOUNT IN THE 
MIDDLE OF THE BURN AREA.  WATER AND MUD WILL CONTINUE TO FLOW OVER 
ROADWAYS AND DOWN THE BEAVER CREEK DRAINAGE.  

AT AROUND 2 PM THE RIO GRANDE SHERIFF REPORTED THAT WATER NEARLY 
1 1/2 FEET DEEP WAS FLOWING OVER THE ROADWAY IN THE LOWER PART OF 
THE BEAVER CREEK DRAINAGE.

DO NOT DRIVE OR WALK INTO WATER OF UNKNOWN DEPTH. AS LITTLE AS 6 
INCHES OF WATER MAY CAUSE YOU TO LOSE CONTROL OF YOUR VEHICLE...AND 
2 FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING 
SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD FATALITIES ARE VEHICLE 
RELATED. KEEP CHILDREN AND OTHERS AWAY FROM FAST FLOWING WATER. 
FLOODING WILL OCCUR ALONG CREEKS...IN DRAINAGE AREAS...OVER RURAL 
ROADS...IN NORMALLY DRY WASHES AND ARROYOS...AND OVER LOW LYING LAND 
ALONG CREEK BANKS.

LAT...LON 3770 10655 3762 10654 3760 10668 3766 10667

$$
000 
WGUS75 KPUB 022152
FFSPUB
COC105-022245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
351 PM MDT SAT AUG 2 2003

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 445 PM MDT SATURDAY 
AFTERNOON FOR THE MILLION BURN SCAR IN RIO GRANDE COUNTY...

AT 350 PM...DOPPLER RADAR SHOWED THAT THERE WAS NO RAIN FALLING ON 
THE MILLION BURN SCAR...BUT THERE WAS SOME LIGHT RAIN OCCURRING WEST 
OF SOUTH FORK.

THE RIO GRANDE COUNTY SHERIFF REPORTED THAT WATER HAS RECEDED ACROSS 
MUCH OF THE BURN AREA...BUT WAS STILL RUNNING ACROSS COUNTY ROAD 
20.  THE BEAVER MOUNTAIN ESTATES REPORTED FLOODING ON ROADWAYS 
AROUND 215 PM AND LATER...AND SOME TREES WERE BROUGHT DOWN BY THE 
FLOWING WATER.  BEAVER MOUNTAIN ROAD HAD WATER AS DEEP AS 18 INCHES 
IN THE LOWER REACHES AROUND 2 PM AND LATER.  IN THE WILLOW PARK 
ESTATES AREA A ROAD WAS COMPLETELY WASHED OUT.

DO NOT DRIVE OR WALK INTO WATER OF UNKNOWN DEPTH. AS LITTLE AS 6 
INCHES OF WATER MAY CAUSE YOU TO LOSE CONTROL OF YOUR VEHICLE...AND 
2 FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING 
SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD FATALITIES ARE VEHICLE 
RELATED. KEEP CHILDREN AND OTHERS AWAY FROM FAST FLOWING WATER. 
FLOODING WILL OCCUR ALONG CREEKS...IN DRAINAGE AREAS...OVER RURAL 
ROADS...IN NORMALLY DRY WASHES AND ARROYOS...AND OVER LOW LYING LAND 
ALONG CREEK BANKS.

LAT...LON 3765 10655 3758 10657 3757 10665 3765 10666

$$
000 
WGUS75 KPUB 022245
FFSPUB
COC105-022330-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
445 PM MDT SAT AUG 2 2003

...A FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR THE MILLION BURN 
SCAR IN RIO GRANDE COUNTY HAS BEEN ALLOWED TO EXPIRE...

REPORTS FROM THE RIO GRANDE SHERIFFS OFFICE AT 430 PM INDICATE THE 
FLASH FLOODING IN THE MILLION BURN SCAR AREA HAS ENDED. IN 
ADDITION...RADAR AT 440 PM INDICATES NO IMMEDIATE THREAT OF HEAVY 
RAIN OVER THE BURN AREA. FOR THIS REASON...THE FLASH FLOOD WARNING 
FOR THE MILLION BURN SCAR AREA HAS EXPIRED.

FLASH FLOODING HAS OCCURRED EARLIER THIS AFTERNOON IN THE BURN SCAR 
AREA...AND DAMAGE TO ROADWAYS HAS BEEN REPORTED. PEOPLE IN AND 
AROUND THE MILLION BURN SCAR AREA SHOULD USE EXTREME CAUTION. 

LAT...LON 3768 10654 3760 10658 3760 10668 3767 10667

$$

HODANISH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:43 PM MDTSevere Thunderstorm WarningPUBKiowa92 min

Nearby

Flash Flood Warnings in Colorado, 2003Every flash flood warning in 2003

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.