Alert archive / Colorado / Flash Flood Warnings in 2009

Flash Flood Warning 8, NWS Pueblo, CO

July 26, 2009Fremont County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 26, 2009, 4:26 PM MDT for Fremont County, Colorado. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 26, 2009, 4:26 PM MDT (22:26 UTC)
Expired: Jul 26, 2009, 7:30 PM MDT
In force: 3 hr
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Flood severity: None

County Fremont County, CO

The radar

The Pueblo radar (KPUX), 107 km from the middle of the area, began a volume at 22:27 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.

What was reported inside it

Time	Report	Where	Remark
Jul 26, 4:38 PM MDT	FLASH FLOOD	Canon City, CO	SEVERAL ROADS CLOSED ON THE SOUTH SIDE OF CANON CITY DUE TO FLASH FLOODING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.4 hours before the alert went out and 244 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 187 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 921 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: -16 m²/s²
0-3 km storm-relative helicity: 41 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 262226
FFWPUB
COC043-270130-
/O.NEW.KPUB.FF.W.0008.090726T2226Z-090727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
426 PM MDT SUN JUL 26 2009

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 730 PM MDT

* AT 425 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ROYAL
  GORGE...PENROSE AND CANON CITY.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF UP TO 2 INCHES HAVE 
OCCURRED ACROSS TEXAS CREEK AND CANON CITY AND ADDITIONAL RAINFALL 
OF UP TO AN INCH IS EXPECTED IN THAT AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. IF YOU DRIVE INTO
WATER THAT IS TOO DEEP...BACK UP. IF YOU ENCOUNTER A ROAD BARRIER IN
FRONT OF WATER ON THE ROAD...TURN AROUND...DONT DROWN.

&&

LAT...LON 3863 10552 3863 10500 3826 10496 3826 10566
      3845 10581

$$

2 follow-up statements

000 
WGUS75 KPUB 262313
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
513 PM MDT SUN JUL 26 2009

COC043-270130-
/O.CON.KPUB.FF.W.0008.000000T0000Z-090727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
FREMONT CO-
513 PM MDT SUN JUL 26 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM MDT FOR
FREMONT COUNTY...

AT 504 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING OVER THE WARNED
AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TEXAS 
CREEK...ROYAL GORGE...PENROSE...FLORENCE...COTOPAXI AND CANON CITY.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF UP TO 2 INCHES HAVE 
OCCURRED ACROSS THE TEXAS CREEK AREA AND THE SOUTH SIDE OF CANON 
CITY. AS OF 455 PM...SEVERAL ROADS AND INTERSECTIONS IN THE CANON 
CITY AREA HAVE BEEN CLOSED DUE TO FLASH FLOODING.  WHILE THE HEAVIER 
RAIN HAS MOVED EAST OF THE AREA...LIGHT TO MODERATE RAIN CONTINUES 
TO FALL ACROSS PORTIONS OF FREMONT COUNTY. ADDITIONAL RAINFALL 
AMOUNTS OF UP TO ONE HALF INCH WILL BE POSSIBLE ACROSS PORTIONS OF 
THE WARNED AREA THROUGH 600 PM.

THIS WATER WILL DRAIN INTO TEXAS CREEK...OAK CREEK...AND HARD 
SCRABBLE CREEK.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. IF YOU DRIVE INTO
WATER THAT IS TOO DEEP...BACK UP. IF YOU ENCOUNTER A ROAD BARRIER IN
FRONT OF WATER ON THE ROAD...TURN AROUND...DONT DROWN.

&&

LAT...LON 3863 10552 3863 10500 3826 10496 3826 10566
      3845 10581

$$

000 
WGUS75 KPUB 270130
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
730 PM MDT SUN JUL 26 2009

COC043-270140-
/O.EXP.KPUB.FF.W.0008.000000T0000Z-090727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
FREMONT CO-
730 PM MDT SUN JUL 26 2009

...THE FLASH FLOOD WARNING HAS EXPIRED FOR FREMONT COUNTY...

LAT...LON 3863 10552 3863 10500 3826 10496 3826 10566
      3845 10581

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 6:09 PM MDT	Areal Flood Advisory	PUB	Fremont	2 hr
Jul 25, 7:50 PM MDT	River Flood Warning	PUB	Las Animas	3 hr
Jul 25, 7:51 PM MDT	Severe Thunderstorm Warning	PUB	Baca, Las Animas	114 min
Jul 25, 8:11 PM MDT	Areal Flood Advisory	PUB	Baca, Las Animas	3 hr
Jul 25, 8:36 PM MDT	Flash Flood Warning	PUB	Baca, Las Animas	6 hr
Jul 25, 9:56 PM MDT	Areal Flood Advisory	PUB	Bent, Otero, Prowers	3 hr
Jul 26, 10:39 AM MDT	Flash Flood Watch	PUB	Alamosa, Chaffee, Costilla, Custer, El Paso, Fremont and 5 more	10 hr
Jul 26, 2:27 PM MDT	Areal Flood Advisory	PUB	Huerfano, Las Animas	2 hr
Jul 26, 2:34 PM MDT	Areal Flood Advisory	PUB	El Paso	2 hr
Jul 26, 2:54 PM MDT	Flash Flood Warning	PUB	El Paso	96 min
Jul 26, 3:04 PM MDT	Areal Flood Advisory	PUB	Fremont, Teller	106 min
Jul 26, 3:12 PM MDT	Flash Flood Warning	PUB	Las Animas	3 hr
Jul 26, 3:38 PM MDT	Areal Flood Advisory	PUB	Custer, Fremont, Saguache	3 hr
Jul 26, 4:46 PM MDT	Flash Flood Warning	PUB	Custer, Huerfano, Pueblo	3 hr
Jul 26, 4:59 PM MDT	Severe Thunderstorm Warning	PUB	Huerfano, Las Animas, Otero, Pueblo	2 hr
Jul 26, 5:18 PM MDT	Flash Flood Warning	PUB	Huerfano, Las Animas	3 hr

Nearby

Flash Flood Warnings in Colorado, 2009 Every flash flood warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.