Alert archive / Colorado / Flash Flood Warnings in 2015

Flash Flood Warning 47, NWS Pueblo, CO

August 17, 2015Bent County, Prowers County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 17, 2015, 7:27 PM MDT for Bent County, Prowers County, Colorado. It was in force for 4 hr. 3 reports 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: Aug 17, 2015, 7:27 PM MDT (01:27 UTC)
Expired: Aug 17, 2015, 11:15 PM MDT
In force: 4 hr
Issued by: NWS Pueblo, CO
Area: Storm-based polygon
Flood severity: None

Counties Bent County, CO, Prowers County, CO

The radar

The Pueblo radar (KPUX), 134 km from the middle of the area, began a volume at 01:28 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
Aug 17, 8:14 PM MDT	HEAVY RAIN 2	7 N Lamar, CO
Aug 17, 8:17 PM MDT	FLASH FLOOD	7 N Lamar, CO	MANY COUNTY ROADS FLOODED
Aug 17, 8:30 PM MDT	HEAVY RAIN 1.84	4 W Lamar, CO

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

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 1.5 hours before the alert went out and 224 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: 985 J/kg
Mixed-layer CIN: -158 J/kg
Mixed-layer LCL: 1172 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 232 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

424 
WGUS55 KPUB 180127
FFWPUB
COC011-099-180215-
/O.NEW.KPUB.FF.W.0047.150818T0127Z-150818T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
727 PM MDT MON AUG 17 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PROWERS COUNTY IN SOUTHEASTERN COLORADO...
  BENT COUNTY IN SOUTHEASTERN COLORADO...

* UNTIL 815 PM MDT
    
* AT 726 PM MDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
  BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

6 follow-up statements

866 
WGUS55 KPUB 180136
FFWPUB
COC011-099-180515-
/O.EXT.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
736 PM MDT MON AUG 17 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  PROWERS COUNTY IN SOUTHEASTERN COLORADO...
  BENT COUNTY IN SOUTHEASTERN COLORADO...

* UNTIL 1115 PM MDT
    
* AT 736 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
  BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

457 
WGUS75 KPUB 180206
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
806 PM MDT MON AUG 17 2015

COC011-099-180515-
/O.CON.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-BENT CO-
806 PM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM MDT FOR
PROWERS AND BENT COUNTIES...

AT 806 PM MDT...GAUGE REPORTS INDICATED THUNDERSTORMS WERE PRODUCING 
HEAVY RAIN OVER THE WARNED AREA. ONE TO TWO INCHES OF RAIN HAS 
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

126 
WGUS75 KPUB 180234
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
834 PM MDT MON AUG 17 2015

COC011-099-180515-
/O.CON.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-BENT CO-
834 PM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM MDT FOR
PROWERS AND BENT COUNTIES...

AT 832 PM MDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED 
THUNDERSTORMS PRODUCING HEAVY RAIN OVER THE WARNED AREA. ONE TO 
THREE INCHES OF RAIN HAVE FALLEN. AREAS ALONG HIGHWAY 50 FROM LAMAR 
TO HOLLY WILL LIKELY EXPERIENCE FLASH FLOODING.  TURN AROUND DON'T 
DROWN.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

001 
WGUS75 KPUB 180329
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
929 PM MDT MON AUG 17 2015

COC011-099-180515-
/O.CON.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-BENT CO-
929 PM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM MDT FOR
PROWERS AND BENT COUNTIES...

AT 928 PM MDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED 
THAT LIGHT TO MODERATE RAIN CONTINUES TO FALL OVER THE AREA. ONE TO 
THREE INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS ALREADY 
OCCURRING.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

ADDITIONAL RAINFALL AMOUNTS OF OF ONE HALF INCH ARE POSSIBLE OVER 
FAR EASTERN PROWERS COUNTY THROUGH 10 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

576 
WGUS75 KPUB 180432
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1032 PM MDT MON AUG 17 2015

COC011-099-180515-
/O.CON.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-BENT CO-
1032 PM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1115 PM MDT FOR
PROWERS AND BENT COUNTIES...

AT 1030 PM MDT...RAIN HAS MOVED OUT OF BENT AND PROWERS 
COUNTIES...HOWEVER STORMS EARLIER THIS EVENING PRODUCED ONE TO THREE 
INCHES OF RAINFALL WHICH HAS LIKELY LED TO FLASH FLOODING OVER THE 
WARNED AREA.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAMAR...LAS ANIMAS...HOLLY...GRANADA...WILEY...HARTMAN...MCCLAVE...
BRISTOL...HASTY...JOHN MARTIN RESERVOIR...FORT LYON AND CADDOA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

161 
WGUS75 KPUB 180513
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1113 PM MDT MON AUG 17 2015

COC011-099-180522-
/O.EXP.KPUB.FF.W.0047.000000T0000Z-150818T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-BENT CO-
1113 PM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING FOR PROWERS AND BENT COUNTIES WILL EXPIRE
AT 1115 PM MDT...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.

LAT...LON 3766 10319 3779 10336 3826 10318 3826 10204
      3767 10204

$$

KAM

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 17, 6:00 PM MDT	Special Weather Statement	PUB	Bent	45 min
Aug 17, 6:15 PM MDT	Tornado Warning	PUB	Crowley, Otero	23 min
Aug 17, 6:18 PM MDT	Severe Thunderstorm Warning	PUB	Bent	42 min
Aug 17, 6:46 PM MDT	Special Weather Statement	PUB	Bent, Kiowa	44 min
Aug 17, 6:58 PM MDT	Severe Thunderstorm Warning	PUB	Bent	23 min
Aug 17, 7:22 PM MDT	Special Weather Statement	PUB	Bent	38 min
Aug 17, 7:40 PM MDT	Special Weather Statement	PUB	Bent, Kiowa, Prowers	80 min
Aug 17, 7:52 PM MDT	Severe Thunderstorm Warning	PUB	Baca, Bent, Prowers	68 min
Aug 17, 8:02 PM MDT	Special Weather Statement	PUB	Fremont	28 min
Aug 17, 8:59 PM MDT	Severe Thunderstorm Warning	PUB	Baca	28 min

Nearby

Flash Flood Warnings in Colorado, 2015 Every flash flood warning in 2015

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.