Alert archive / Colorado / Flash Flood Warnings in 2007

Flash Flood Warning 16, NWS Pueblo, CO

July 19, 2007Huerfano County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 19, 2007, 8:07 PM MDT for Huerfano County, Colorado. It was in force for 113 min. 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 19, 2007, 8:07 PM MDT (02:07 UTC)
Expired
Jul 19, 2007, 10:00 PM MDT
In force
113 min
Issued by
NWS Pueblo, CO
Area
Whole counties

County Huerfano County, CO

The radar

The Pueblo radar (KPUX), 110 km from the middle of the area, began a volume at 02:08 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 00:00Z, 2.1 hours before the alert went out and 286 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 00:00Z on 2007-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 757 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 00:00Z on 2007-07-20The 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
757 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1963 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
-6 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 200208
FFWPUB
COC055-200400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
807 PM MDT THU JUL 19 2007

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL HUERFANO COUNTY IN SOUTHEAST COLORADO...

* UNTIL 1000 PM MDT...

* AT 804 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A STORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  LA VETA.

THE HEAVY RAIN HAS MOVED EAST OF THE AREA...HOWEVER SOME FLASH 
FLOODING IS STILL OCCURRING FROM THE EARLIER HEAVY RAIN.  

LAW ENFORCEMENT REPORT THAT HIGHWAY 69 IS STILL CLOSED EAST OF 
GARDNER DUE TO WATER OVER THE ROAD.  RESIDUAL FLOODING MAY BE 
OCCURRING IN OTHER AREAS.

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 3733 10506 3738 10494 3739 10484 3778 10494
      3779 10512

$$
2 follow-up statements
000 
WGUS75 KPUB 200303
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
900 PM MDT THU JUL 19 2007

COC055-200400-
HUERFANO CO-
900 PM MDT THU JUL 19 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM MDT FOR
CENTRAL HUERFANO COUNTY...

AT 859 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED A STORM
PRODUCING FLASH FLOODING OVER THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  FARISITA.

LAW ENFORCEMENT REPORT HIGHWAY 69 IS STILL CLOSED NEAR 
BADITO...WHICH IS BETWEEN WALSENBURG AND GARDNER.  A FEW COUNTY 
ROADS NEAR BADITO WERE ALSO WASHED OUT.

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.

LAT...LON 3733 10506 3738 10494 3739 10484 3778 10494
      3779 10512

$$
000 
WGUS75 KPUB 200403
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1002 PM MDT THU JUL 19 2007

COC055-200412-
HUERFANO CO-
1002 PM MDT THU JUL 19 2007

...THE FLASH FLOOD WARNING HAS EXPIRED FOR CENTRAL HUERFANO COUNTY...

AREAS OF LIGHT TO MODERATE RAIN WILL CONTINUE THROUGH THE NIGHT.  IN 
THE ABSENCE OF HEAVY RAINFALL...ADDITIONAL FLASH FLOODING IS NOT 
ANTICIPATED.

LAT...LON 3733 10506 3738 10494 3739 10484 3778 10494
      3779 10512

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 6:45 PM MDTFlash Flood WarningPUBChaffee3 hr
Jul 19, 6:57 PM MDTFlash Flood WarningPUBLas Animas3 hr
Jul 19, 7:10 PM MDTFlash Flood Warning EmergencyPUBPueblo5 hr
Jul 19, 8:55 PM MDTFlash Flood WarningPUBFremont, Pueblo3 hr
Jul 19, 9:07 PM MDTFlash Flood WarningPUBEl Paso, Teller3 hr
Jul 20, 10:15 AM MDTFlash Flood WatchPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more11 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.