Alert archive / Colorado / Flash Flood Warnings in 2004

Flash Flood Warning 10, NWS Pueblo, CO

July 14, 2004Teller County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 14, 2004, 2:25 PM MDT for Teller County, Colorado. It was in force for 2 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
Jul 14, 2004, 2:25 PM MDT (20:25 UTC)
Expired
Jul 14, 2004, 4:30 PM MDT
In force
2 hr
Issued by
NWS Pueblo, CO
Area
Counties, with a storm outline in the text

County Teller County, CO

The radar

The Denver radar (KFTG), 100 km from the middle of the area, began a volume at 20:25 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, 8.4 hours before the alert went out and 196 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 2004-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 680 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 12:00Z on 2004-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 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
680 J/kg
Mixed-layer CIN
-351 J/kg
Mixed-layer LCL
1429 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS55 KPUB 142027
FFWPUB
COC119-142230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
225 PM MDT WED JUL 14 2004

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE HAYMAN BURN SCAR IN NORTHWESTERN TELLER COUNTY IN CENTRAL
  COLORADO

* UNTIL 430 PM MDT

* AT 222 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER EXTREME NORTHWESTERN TELLER
  COUNTY...OR ABOUT 31 MILES NORTHWEST OF COLORADO SPRINGS. THE STORM
  PRODUCING FLASH FLOODING WAS NEARLY STATIONARY.

* THE THUNDERSTORM PRODUCING FLASH FLOODING WILL BE...   
  OVER THE HAYMAN BURN SCAR THROUGH 200 PM MDT

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 VERY UNSTABLE WHEN IT RAINS. ENTIRE HILLSIDES CAN BREAK 
AWAY...CREATING DEVASTATING ROCK SLIDES...MUDSLIDES...AND DEBRIS 
FLOWS. ROADWAYS ARE OFTEN DESTROYED BY THE POWERFUL FORCE OF THE 
RUSHING WATER AND DEBRIS...ESPECIALLY IF THEY PASS THROUGH A CREEK 
BED OR OTHER DRAINAGE AREA.

LAT...LON 3913 10533 3900 10533 3904 10527 3912 10512

$$
3 follow-up statements
000 
WGUS75 KPUB 142051
FFSPUB
COC119-142230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
245 PM MDT WED JUL 14 2004

...THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR THE HAYMAN BURN 
SCAR IN NORTHWEST TELLER COUNTY UNTIL 430 PM MDT WEDNESDAY 
AFTERNOON...

A SLOW MOVING STRONG THUNDERSTORM IS EXPECTED TO CONTINUE PRODUCING 
HEAVY RAIN OVER PORTIONS OF THE HAYMAN BURN SCAR IN TELLER 
COUNTY...THROUGH AT LEAST 320 PM.  RADAR WAS ESTIMATING RAINFALL 
AMOUNTS OF 1.5 TO 2 INCHES.   

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 VERY UNSTABLE WHEN IT RAINS. ENTIRE HILLSIDES CAN BREAK 
AWAY...CREATING DEVASTATING ROCK SLIDES...MUDSLIDES...AND DEBRIS 
FLOWS. ROADWAYS ARE OFTEN DESTROYED BY THE POWERFUL FORCE OF THE 
RUSHING WATER AND DEBRIS...ESPECIALLY IF THEY PASS THROUGH A CREEK 
BED OR OTHER DRAINAGE AREA. WATCH FOR ROCKSLIDES AND MUDSLIDES IN 
STEEP TERRAIN. WHEN DRIVING...SLOW DOWN TO AVOID HITTING ROCKS AND 
MUD ON THE ROADWAY.

$$
000 
WGUS75 KPUB 142133
FFSPUB
COC119-142230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
327 PM MDT WED JUL 14 2004

...THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR THE HAYMAN BURN 
SCAR IN NORTHWEST TELLER COUNTY UNTIL 430 PM MDT WEDNESDAY 
AFTERNOON...

A SLOW MOVING THUNDERSTORM BROUGHT HEAVY RAIN TO THE HAYMAN BURN 
SCAR...WITH RADAR ESTIMATING RAINFALL AMOUNTS OF BETWEEN 1.5 AND 2 
INCHES.  RAIN WILL CONTINUE TO FALL OVER PORTIONS OF THE HAYMAN BURN 
SCAR THROUGH 430 PM...BUT SHOULD NOT BE AS HEAVY AS IT WAS EARLIER 
THIS AFTERNOON.  

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 VERY UNSTABLE WHEN IT RAINS. ENTIRE HILLSIDES CAN BREAK 
AWAY...CREATING DEVASTATING ROCK SLIDES...MUDSLIDES...AND DEBRIS 
FLOWS. ROADWAYS ARE OFTEN DESTROYED BY THE POWERFUL FORCE OF THE 
RUSHING WATER AND DEBRIS...ESPECIALLY IF THEY PASS THROUGH A CREEK 
BED OR OTHER DRAINAGE AREA. WATCH FOR ROCKSLIDES AND MUDSLIDES IN 
STEEP TERRAIN. WHEN DRIVING...SLOW DOWN TO AVOID HITTING ROCKS AND 
MUD ON THE ROADWAY.

$$
000 
WGUS75 KPUB 142234
FFSPUB
COC119-142245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
430 PM MDT WED JUL 14 2004

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT UNTIL 430 PM FOR THE 
HAYMAN BURN SCAR IN NORTHWEST TELLER COUNTY HAS BEEN ALLOWED TO 
EXPIRE...

HEAVY RAIN ACROSS NORTHWEST TELLER COUNTY EARLY THIS AFTERNOON HAS 
MOVED ACROSS SOUTHERN PORTIONS OF TELLER COUNTY...WITH FLASH 
FLOODING NO LONGER EXPECTED ACROSS THE HAYMAN BURN SCAR.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 3:47 PM MDTSevere Thunderstorm WarningPUBTeller58 min

Nearby

Flash Flood Warnings in Colorado, 2004Every flash flood warning in 2004

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.