Alert archive / Colorado / Flash Flood Warnings in 2007

Flash Flood Warning 37, NWS Pueblo, CO

August 29, 2007Las Animas County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 29, 2007, 11:42 AM MDT for Las Animas 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 29, 2007, 11:42 AM MDT (17:42 UTC)
Expired
Aug 29, 2007, 2:45 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Whole counties

County Las Animas County, CO

The radar

The Pueblo radar (KPUX), 128 km from the middle of the area, began a volume at 17:44 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, 5.7 hours before the alert went out and 293 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 2007-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 59 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 2007-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.193958Sfc1 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
59 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
964 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
40 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 291746
FFWPUB
COC071-292045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1142 AM MDT WED AUG 29 2007

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL LAS ANIMAS COUNTY IN SOUTHEAST COLORADO...

* UNTIL 245 PM MDT...

* AT 1140 AM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH    
  FLOODING FROM A STORM OVER THE WARNED AREA.  

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  MODEL.
  HOEHNE.

THE FIRE DEPARTMENT REPORTS THAT SOME ARROYOS NEAR HOEHNE ARE 
FLOODING...AND 3 TO 4 INCHES OF WATER ARE FLOWING OVER HIGHWAY 350.  
THE HEAVY RAIN HAS FALLEN IN SEVERAL ARROYOS...AND WATER MAY BE 
FLOWING ACROSS HIGHWAY 350 AT OTHER LOCATIONS BETWEEN THE JUNCTION 
WITH HIGHWAY 160 AND THATCHER.

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 3752 10443 3755 10424 3716 10412 3712 10437
TIME...MOT...LOC 1742Z 180DEG 0KT 3723 10427

$$
2 follow-up statements
000 
WGUS75 KPUB 291827
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1224 PM MDT WED AUG 29 2007

COC071-292045-
LAS ANIMAS CO-
1224 PM MDT WED AUG 29 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 PM MDT FOR
CENTRAL LAS ANIMAS COUNTY...

AT 1222 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THE THUNDERSTORM WHICH PRODUCED HEAVY RAIN IS SOUTH OF HIGHWAY 160.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  MODEL.
  HOEHNE.

FLOODING OF ARROYOS...CAUSED BY THE EARLIER HEAVY RAIN...WILL 
CONTINUE.  SOME LOW WATER CROSSINGS MAY BE FLOODED...AND SOME WATER 
MAY STILL BE FLOWING ACROSS HIGHWAY 350.  

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

LAT...LON 3752 10443 3755 10424 3716 10412 3712 10437
TIME...MOT...LOC 1824Z 180DEG 0KT 3723 10427

$$
000 
WGUS75 KPUB 291939
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
140 PM MDT WED AUG 29 2007

COC071-291950-
LAS ANIMAS CO-
140 PM MDT WED AUG 29 2007

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CENTRAL LAS ANIMAS
COUNTY...

HEAVY RAIN HAS MOVED OUT OF THE AREA...AND WATER LEVELS HAVE GONE
DOWN.

LAT...LON 3752 10443 3755 10424 3716 10412 3712 10437
TIME...MOT...LOC 1940Z 180DEG 0KT 3723 10427

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 9:53 AM MDTFlash Flood WarningPUBPueblo3 hr
Aug 29, 3:19 PM MDTSevere Thunderstorm WarningPUBSaguache37 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.