Alert archive / Colorado / Flash Flood Warnings in 2007

Flash Flood Warning 33, NWS Pueblo, CO

August 17, 2007Teller County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 17, 2007, 4:32 PM MDT for Teller 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 counties it named.

The facts

Issued
Aug 17, 2007, 4:32 PM MDT (22:32 UTC)
Expired
Aug 17, 2007, 7:30 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Whole counties

County Teller County, CO

The radar

The Pueblo radar (KPUX), 97 km from the middle of the area, began a volume at 22:34 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.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.5 hours before the alert went out and 199 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 2007-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.1000850700500300200100-30°-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 2007-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
7104 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
31 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 172236
FFWPUB
COC119-180130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
432 PM MDT FRI AUG 17 2007

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL TELLER COUNTY IN CENTRAL COLORADO...

* UNTIL 730 PM MDT...

* AT 430 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  VERY HEAVY RAIN FROM STORMS OVER NORTHWEST AND NORTH CENTRAL
  TELLER COUNTY...OVER THE HAYMAN BURN SCAR...MOVING NORTHEAST AT  
  15 MPH.

* THE STORMS PRODUCING VERY HEAVY RAIN WILL BE OVER THE HAYMAN BURN 
  SCAR...AND IMMEDIATELY SURROUNDING AREAS.

DOPPLER RADAR ESTIMATES THAT RAINFALL RATES OF OVER 3/4 INCH WILL BE 
LIKELY OVER THE HAYMAN BURN SCAR...INCLUDING TURKEY ROCK RANCH AND 
PAINTED ROCKS ROAD.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
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. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN
IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. MAKE THE SMART
CHOICE...TURN AROUND...DONT DROWN.

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

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$
5 follow-up statements
000 
WGUS75 KPUB 172256
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
453 PM MDT FRI AUG 17 2007

COC119-180130-
TELLER CO-
453 PM MDT FRI AUG 17 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTHWESTERN TELLER COUNTY...

AT 451 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE STORMS PRODUCING VERY HEAVY RAIN OVER THE HAYMAN BURN 
SCAR.  THE STORMS WERE MOVING EAST NORTHEAST AT 15 MPH. 

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OVER ONE INCH...WITH 
RAINFALL RATES NEARING TWO INCHES PER HOUR HAVE OCCURRED OVER THE 
HAYMAN BURN SCAR...INCLUDING TURKEY ROCK RANCH ESTATES. ADDITIONAL 
RAINFALL OF ONE INCH IS POSSIBLE IN THAT AREA.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.

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. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN
IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. MAKE THE SMART
CHOICE...TURN AROUND...DONT DROWN.

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

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$
000 
WGUS75 KPUB 172321
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
516 PM MDT FRI AUG 17 2007

COC119-180130-
TELLER CO-
516 PM MDT FRI AUG 17 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTHWESTERN TELLER COUNTY...

AT 512 PM MDT...A STORM PRODUCING HEAVY RAIN WAS OVER THE EASTERN 
PART OF THE HAYMAN BURN SCAR NEAR PAINTED ROCKS ROAD AND WEST 
CREEK.  THE STORM WAS MOVING NORTHEAST AT 15 MPH.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1.5 TO 2 INCHES HAVE 
OCCURRED JUST SOUTH OF TURKEY ROCK RANCH ESTATES...WHICH WAS LIKELY 
PRODUCING FLASH FLOODING IN THAT AREA.

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

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$
000 
WGUS75 KPUB 172335
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
528 PM MDT FRI AUG 17 2007

COC119-180130-
TELLER CO-
528 PM MDT FRI AUG 17 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTHWESTERN TELLER COUNTY...

AT 525 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT HEAVY RAIN HAD MOVED OUT OF THE HAYMAN BURN SCAR AREA IN 
NORTHWEST TELLER COUNTY.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1.5 TO 2 INCHES HAVE 
OCCURRED JUST SOUTH OF TURKEY ROCK RANCH ESTATES.  FLASH FLOODING 
WAS STILL LIKELY OCCURRING IN THAT AREA...INCLUDING TRAIL CREEK ROAD.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.

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

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$
000 
WGUS75 KPUB 180000
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
558 PM MDT FRI AUG 17 2007

COC119-180130-
TELLER CO-
558 PM MDT FRI AUG 17 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
NORTHWESTERN TELLER COUNTY...

AT 554 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THAT HEAVY RAIN HAD MOVED OUT OF THE HAYMAN BURN SCAR. 

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1.5 TO 2 INCHES OCCURRED 
ALONG TRAIL CREEK AND TRAIL CREEK ROAD.  HIGH WATER WAS STILL LIKELY 
IN THAT AREA OF THE HAYMAN BURN SCAR...BUT SHOULD CONTINUE TO RECEDE 
THROUGH 730 PM.

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

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$
000 
WGUS75 KPUB 180031
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
626 PM MDT FRI AUG 17 2007

COC119-180036-
TELLER CO-
626 PM MDT FRI AUG 17 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHWESTERN TELLER
COUNTY...

HEAVY RAIN HAS MOVED OUT OF THE AREA...AND WATER LEVELS CONTINUE TO 
RECEDE.  RESIDENTS AND CAMPERS AROUND TRAIL CREEK AND TRAIL CREEK 
ROAD SHOULD BE CAUTIOUS THIS EVENING...AS ROADWAYS MAY HAVE BEEN 
PARTIALLY WASHED OUT.

LAT...LON 3912 10531 3900 10530 3911 10508 3912 10517

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 7:00 PM MDTSevere Thunderstorm WarningPUBLas Animas36 min
Aug 16, 7:41 PM MDTSevere Thunderstorm WarningPUBHuerfano, Pueblo94 min
Aug 17, 5:02 PM MDTSevere Thunderstorm WarningPUBEl Paso28 min

Nearby

Flash Flood Warnings in Colorado, 2007Every flash flood warning in 2007

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; radar from the NEXRAD Level II archive.