Alert archive / Colorado / Flash Flood Warnings in 2008

Flash Flood Warning 1, NWS Pueblo, CO

July 2, 20084 counties in Colorado

NWS Pueblo, CO issued this flash flood warning at Jul 2, 2008, 10:05 PM MDT for 4 counties in Colorado. It was in force for 110 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 2, 2008, 10:05 PM MDT (04:05 UTC)
Expired: Jul 2, 2008, 11:55 PM MDT
In force: 110 min
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Flood severity: None

Counties Bent County, CO, Crowley County, CO, Kiowa County, CO, Otero County, CO

The radar

The Pueblo radar (KPUX), 67 km from the middle of the area, began a volume at 04:08 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, 4.1 hours before the alert went out and 171 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: 11 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 3520 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -51 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 030405
FFWPUB
COC011-025-061-089-030700-
/O.NEW.KPUB.FF.W.0001.080703T0405Z-080703T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1005 PM MDT WED JUL 2 2008

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN BENT COUNTY IN SOUTHEAST COLORADO...
  CROWLEY COUNTY IN SOUTHEAST COLORADO...
  WESTERN KIOWA COUNTY IN SOUTHEAST COLORADO...
  NORTHERN OTERO COUNTY IN SOUTHEAST COLORADO...
  THIS INCLUDES LA JUNTA...

* UNTIL 100 AM MDT...

* AT 959 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 JUNTA...SUGAR CITY...HASWELL AND ARLINGTON.

DOPPLER RADAR ESTIMATES THAT RAIN TOTALS OF 1 TO 2 INCHES HAVE 
OCCURRED IN THE VICINITY OF SUGAR CITY WITH ADDITIONAL RAINFALL  
AMOUNTS OF 1 TO 2 INCHES EXPECTED IN THIS 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. 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 3790 10390 3821 10394 3852 10364 3853 10320
      3860 10319 3862 10317 3862 10293 3861 10293
      3790 10342

$$

1 follow-up statement

000 
WGUS75 KPUB 030555
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1155 PM MDT WED JUL 2 2008

COC011-025-061-089-030606-
/O.CAN.KPUB.FF.W.0001.000000T0000Z-080703T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OTERO CO-CROWLEY CO-BENT CO-KIOWA CO-
1155 PM MDT WED JUL 2 2008

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR WESTERN KIOWA...
NORTHWESTERN BENT...CROWLEY AND NORTHERN OTERO COUNTIES...

LAT...LON 3790 10390 3821 10394 3852 10364 3853 10320
      3860 10319 3862 10317 3862 10293 3861 10293
      3790 10342

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 9:04 PM MDT	Severe Thunderstorm Warning	PUB	Bent, Crowley, Kiowa, Otero	116 min
Jul 3, 12:56 AM MDT	Areal Flood Advisory	PUB	Bent	3 hr
Jul 3, 2:09 PM MDT	Severe Thunderstorm Warning	PUB	Teller	30 min
Jul 3, 2:48 PM MDT	Severe Thunderstorm Warning	PUB	El Paso, Teller	57 min
Jul 3, 3:07 PM MDT	Severe Thunderstorm Warning	PUB	El Paso, Teller	68 min
Jul 3, 3:07 PM MDT	Severe Thunderstorm Warning	PUB	Custer, Fremont	53 min
Jul 3, 3:19 PM MDT	Severe Thunderstorm Warning	PUB	Fremont	56 min
Jul 3, 4:03 PM MDT	Severe Thunderstorm Warning	PUB	Custer, Huerfano, Pueblo	57 min
Jul 3, 4:41 PM MDT	Areal Flood Advisory	PUB	Custer, Pueblo	3 hr
Jul 3, 5:15 PM MDT	Severe Thunderstorm Warning	PUB	Huerfano, Pueblo	60 min

Nearby

Flash Flood Warnings in Colorado, 2008 Every flash flood warning in 2008

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.