Alert archive / Colorado / Flash Flood Warnings in 2007

Flash Flood Warning 27, NWS Pueblo, CO

August 2, 2007Chaffee County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 2, 2007, 8:38 PM MDT for Chaffee 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 2, 2007, 8:38 PM MDT (02:38 UTC)
Expired
Aug 2, 2007, 11:45 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Whole counties

County Chaffee County, CO

The radar

The Pueblo radar (KPUX), 178 km from the middle of the area, began a volume at 02:38 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

Grand Junction, CO (KGJT), launched 00:00Z, 2.6 hours before the alert went out and 204 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 00:00Z on 2007-08-03Temperature 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 00:00Z on 2007-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
2800 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
62 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 030240
FFWPUB
COC015-030545-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
838 PM MDT THU AUG 2 2007

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL CHAFFEE COUNTY IN CENTRAL COLORADO...

* UNTIL 1145 PM MDT...

* AT 834 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A STORM OVER THE WARNED AREA.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1 TO 2 INCHES HAVE 
OCCURRED IN THE AREA OF BROWNS CREEK...LITTLE BROWNS CREEK AND CHALK 
CREEK...AND ADDITIONAL RAINFALL OF 1 TO 2 INCHES IS EXPECTED 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.

LAT...LON 3861 10627 3861 10609 3879 10612 3878 10624

$$
5 follow-up statements
000 
WGUS75 KPUB 030253
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
849 PM MDT THU AUG 2 2007

COC015-030545-
CHAFFEE CO-
849 PM MDT THU AUG 2 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM MDT FOR
CENTRAL CHAFFEE COUNTY...

AT 846 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A STORM PRODUCING VERY HEAVY RAIN OVER THE WARNED AREA.

FLOOD WATERS ARE COLLECTING IN LOW LYING AREAS AND FLOOD PRONE ROADS 
AND CREEKS.  FLOODING AND MUD SLIDES SHOULD BE EXPECTED IN BROWNS 
CREEK...LITTLE BROWNS CREEK...CHALK CREEK AND EDDY CREEK AND ALONG 
PORTIONS OF HIGHWAY 162.

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

LAT...LON 3861 10627 3861 10609 3879 10612 3878 10624

$$
000 
WGUS75 KPUB 030327
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
921 PM MDT THU AUG 2 2007

COC015-030545-
CHAFFEE CO-
921 PM MDT THU AUG 2 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM MDT FOR
CENTRAL CHAFFEE COUNTY...

AT 920 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A STORM PRODUCING VERY HEAVY RAIN OVER THE WARNED AREA.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF AROUND 3 INCHES HAVE 
OCCURRED OVER BROWNS CREEK AND LITTLE BROWNS CREEK SINCE 815 PM AND 
ADDITIONAL RAINFALL OF 1 TO 2 INCHES IS EXPECTED IN THAT AREA.

HEAVY RAIN HAS ALSO FALLEN OVER CHALK AND EDDY CREEKS.  SOME ROADS 
THAT WILL LIKELY BE AFFECTED BY THE HEAVY RAIN...FLOODING AND 
POSSIBLY MUD SLIDES INCLUDE...HIGHWAY 162...COUNTY ROAD 272 AND 
COUNTY ROAD 273.

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.

LAT...LON 3861 10627 3861 10609 3879 10612 3878 10624

$$
000 
WGUS75 KPUB 030345
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
942 PM MDT THU AUG 2 2007

COC015-030545-
CHAFFEE CO-
942 PM MDT THU AUG 2 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM MDT FOR
CENTRAL CHAFFEE COUNTY...

AT 937 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A STORM PRODUCING VERY HEAVY RAIN OVER THE WARNED AREA.

THIS THUNDERSTORM WITH EXCESSIVE RAIN WILL REMAIN OVER MAINLY RURAL
AREAS OF THE INDICATED COUNTY.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS IN EXCESS OF 3 INCHES HAVE 
OCCURRED OVER BROWNS CREEK AND LITTLE BROWNS CREEK AND ADDITIONAL 
RAINFALL OF 1 TO 2 INCHES IS STILL POSSIBLE IN THAT AREA.  OTHER 
AREAS AFFECTED BY FLOODING...AND POSSIBLY SOME MUD SLIDES INCLUDE 
CHALK CREEK...EDDY CREEK...HIGHWAY 162...COUNTY ROADS 172 AND 173.

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.

LAT...LON 3859 10626 3859 10609 3879 10612 3876 10623

$$
000 
WGUS75 KPUB 030418
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1014 PM MDT THU AUG 2 2007

COC015-030545-
CHAFFEE CO-
1014 PM MDT THU AUG 2 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM MDT FOR
CENTRAL CHAFFEE COUNTY...

AT 1010 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A STORM PRODUCING FLASH FLOODING OVER THE WARNED AREA.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS IN EXCESS OF 4 INCHES
HAVE OCCURRED IN THE AREA OF BROWNS CREEK AND LITTLE BROWNS CREEK.   
AND ADDITIONAL RAINFALL OF UP TO 1 INCH IS POSSIBLE IN THAT AREA.

OTHER AREAS AFFECTED BY THE FLOODING AND POSSIBLE MUDSLIDES INCLUDE 
CHALK AND EDDY CREEKS AND HIGHWAY 162 AND COUNTY ROADS 172 AND 173.
RADAR ALSO ESTIMATES THAT 2 TO 3 INCHES OF RAIN MAY HAVE FALLEN OVER 
A PORTION OF FOURMILE CREEK.

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.

LAT...LON 3859 10626 3859 10609 3879 10612 3876 10623

$$
000 
WGUS75 KPUB 030502
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1058 PM MDT THU AUG 2 2007

COC015-030545-
CHAFFEE CO-
1058 PM MDT THU AUG 2 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM MDT FOR
CENTRAL CHAFFEE COUNTY...

AT 1056 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT RAIN WAS DIMINISHING IN THE WARNED AREA.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF MORE THAN 4 INCHES
OCCURRED IN THE AREA OF BROWNS CREEK AND LITTLE BROWNS CREEK AND 
OVER A PORTIONS OF FOURMILE CREEK. ONLY LIGHT ADDITIONAL RAINFALL 
ACCUMULATIONS ARE EXPECTED BEFORE MIDNIGHT.

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.

LAT...LON 3859 10626 3859 10609 3879 10612 3876 10623

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 11:22 PM MDTFlash Flood WarningPUBChaffee2 hr
Aug 3, 4:27 AM MDTFlash Flood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more17 hr

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.