Alert archive / Colorado / Flash Flood Warnings in 2007

Flash Flood Warning 6, NWS Pueblo, CO

July 5, 2007Chaffee County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 5, 2007, 4:08 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
Jul 5, 2007, 4:08 PM MDT (22:08 UTC)
Expired
Jul 5, 2007, 7:15 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 22:10 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 12:00Z, 10.1 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 12:00Z on 2007-07-05Temperature 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 2007-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
3281 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
46 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 052210
FFWPUB
COC015-060115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
408 PM MDT THU JUL 5 2007

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 715 PM MDT...

* AT 406 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH   
FLOODING IN BUENA VISTA DUE TO HEAVY RAIN FROM SLOW MOVING STORMS 
OVER THE WARNED AREA.

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

FLOOD WATERS ARE COLLECTING IN LOW LYING AREAS AND FLOOD PRONE
STREETS AND INTERSECTIONS.

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 3890 10601 3898 10620 3845 10622 3850 10596
      3859 10592

$$
4 follow-up statements
000 
WGUS75 KPUB 052244
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
438 PM MDT THU JUL 5 2007

COC015-060115-
CHAFFEE CO-
438 PM MDT THU JUL 5 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
EASTERN CHAFFEE COUNTY...

AT 431 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLOODING OF 
LOW AREAS IN BUENA VISTA. HEAVY RAIN HAS INUNDATED STORM DRAINAGE 
SYSTEMS AND HAS CAUSE WATER TO BACK UP INTO SOME APARTMENTS AND 
HOMES. SOME PEOPLE HAVE REPORTED ONE TO TWO FEET OF WATER AND MUD IN 
BASEMENTS. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...  BUENA 
VISTA AND ALONG THE ARKANSAS RIVER BETWEEN BUENA VISTA AND SALIDA.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1 TO 2 INCHES HAVE 
OCCURRED IN THE BUENA VISTA AREA. RADAR SUGGESTS THAT THE HEAVIEST 
RAIN HAS MOVED SOUTH AND MAY IMPACT SALIDA WITH HEAVY RAIN BETWEEN 
500 PM A ND 600 PM.

FLOOD WATERS ARE COLLECTING IN LOW LYING AREAS AND FLOOD PRONE
STREETS AND INTERSECTIONS.

LAT...LON 3890 10601 3898 10620 3845 10622 3850 10596
      3859 10592

$$
000 
WGUS75 KPUB 052303
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
459 PM MDT THU JUL 5 2007

COC015-060115-
CHAFFEE CO-
459 PM MDT THU JUL 5 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
EASTERN CHAFFEE COUNTY...

AT 452 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLOODING IN 
BUENA VISTA. REPORTS SUGGEST THAT THE FLOODING IS WEST OF HIGHWAY 
24. SEVERAL SUBDIVISIONS AND APARTMENT COMPLEXES HAVE REPORTED 
FLOODING WITH SOME REPORTS OF 1 TO 2 FEET OF WATER IN BASEMENTS.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...  BUENA 
VISTA AND AREAS SOUTH OF BUENA VISTA ALONG HIGHWAY 24.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1 TO 2 INCHES FELL OVER 
THE WEST SIDE OF BUENA VISTA. RADAR INDICATES THAT THE HEAVY 
RAINFALL HAS MOVED SOUTH BUT ADDITIONAL FLOODING IS POSSIBLE DUE TO 
THE HEAVY RAIN THAT FELL EARLIER. SOME ADDITIONAL RAIN WILL OCCUR 
THIS EVENING BUT AMOUNTS WILL BE FAR LESS THAN EARLIER.

FLOOD WATERS ARE COLLECTING IN LOW LYING AREAS AND FLOOD PRONE 
STREETS AND INTERSECTIONS MAINLY WEST OF HIGHWAY 24.

LAT...LON 3890 10601 3898 10620 3845 10622 3850 10596
      3859 10592

$$
000 
WGUS75 KPUB 060012
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
607 PM MDT THU JUL 5 2007

COC015-060115-
CHAFFEE CO-
607 PM MDT THU JUL 5 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
SOUTHEASTERN CHAFFEE COUNTY...

AT 559 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A STORM PRODUCING HEAVY RAIN OVER SOUTHERN CHAFFEE COUNTY 
MAINLY ALONG AND SOUTH OF HIGHWAY 50 BETWEEN SALIDA AND MONARCH 
PASS. THIS AREA HAS STEEP TERRAIN WHERE EVEN BRIEF HEAVY RAIN CAN 
LEAD TO FLASH FLOODING AND ROCK SLIDES. 

RAINFALL HAS DECREASED OVER THE REST OF CHAFFEE COUNTY BUT FLOODING  
MAY CONTINUE IN POOR DRAINAGE AREAS AND SMALL CREEKS AND STREAMS. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  PONCHA SPRINGS.


LAT...LON 3861 10597 3857 10631 3846 10621 3845 10609
      3852 10597

$$
000 
WGUS75 KPUB 060054
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
645 PM MDT THU JUL 5 2007

COC015-060055-
CHAFFEE CO-
645 PM MDT THU JUL 5 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CHAFFEE COUNTY...

THUNDERSTORMS THAT PRODUCED HEAVY RAIN HAVE WEAKENED AND MOVED OUT 
OF THE AREA. AT 645 PM NATIONAL WEATHER SERVICE RADAR SHOWED LIGHT 
RAIN FALLING OVER SOUTHERN CHAFFEE COUNTY MAINLY SOUTH OF HIGHWAY 
50. WHILE THE RAINFALL HAS DECREASED OVER THE AREA THERE MAY STILL 
BE HIGH WATER LEVELS AND FAST FLOWING WATER IN AREA CREEKS AND 
STREAMS THAT SERVE AS TRIBUTARIES TO THE ARKANSAS RIVER. RAIN THAT 
FALLS OVER NARROW CANYONS AND STEEP TERRAIN IN SOUTHERN CHAFFEE 
COUNTY CAN QUICKLY CAUSE MUD FLOWS AND ROCK SLIDES.

LAT...LON 3861 10597 3857 10631 3846 10621 3845 10609
      3852 10597

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 7:58 PM MDTSevere Thunderstorm WarningPUBHuerfano62 min
Jul 5, 4:27 PM MDTFlash Flood WarningPUBSaguache2 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.