Alert archive / Colorado / Flash Flood Warnings in 2015

Flash Flood Warning 46, NWS Pueblo, CO

August 16, 2015Prowers County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 16, 2015, 11:18 PM MDT for Prowers 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 outline as issued.

The facts

Issued
Aug 16, 2015, 11:18 PM MDT (05:18 UTC)
Expired
Aug 17, 2015, 2:15 AM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County Prowers County, CO

The radar

The Goodland radar (KGLD), 151 km from the middle of the area, began a volume at 05:21 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 (KDEN), launched 00:00Z, 5.3 hours before the alert went out and 213 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 2015-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 145 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 2015-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
145 J/kg
Mixed-layer CIN
-147 J/kg
Mixed-layer LCL
1747 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

890 
WGUS55 KPUB 170518
FFWPUB
COC099-170815-
/O.NEW.KPUB.FF.W.0046.150817T0518Z-150817T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
1118 PM MDT SUN AUG 16 2015

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 215 AM MDT

* AT 1116 PM MDT...LOCAL LAW ENFORCEMENT REPORTED FLASH FLOODING 
  ACROSS THE WARNED AREA. FLASH FLOODING IS ALREADY OCCURRING IN THE 
  LAMAR AREA...THE HOLLY AREA AND ALONG BUFFALO CANAL.  RADAR 
  INDICATES THAT AS MUCH AS THREE TO FOUR INCHES OF RAIN FELL 
  EARLIER THIS EVENING IN NORTHEAST PROWERS COUNTY AND NEAR LAMAR. 
  CREEKS AND STREAMS ACROSS NORTHERN PROWERS COUNTY WILL BE RUNNING 
  HIGH AND FAST...AND MANY ROADWAYS MAY BE FLOODED.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAMAR...HOLLY...GRANADA...WILEY...HARTMAN AND BRISTOL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3796 10204 3796 10273 3816 10273 3826 10231
      3826 10205

$$

28
2 follow-up statements
422 
WGUS75 KPUB 170547
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
1147 PM MDT SUN AUG 16 2015

COC099-170815-
/O.CON.KPUB.FF.W.0046.000000T0000Z-150817T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-
1147 PM MDT SUN AUG 16 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM MDT FOR
NORTHERN PROWERS COUNTY...

AT 1145 PM MDT...DOPPLER RADAR INDICATED AREAS OF LIGHT TO MODERATE 
HEAVY RAIN ACROSS THE WARNED AREA.  FLASH FLOODING IS EXPECTED TO 
CONTINUE IN THE LAMAR AND HOLLY AREAS...AND ALONG BUFFALO CANAL.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LAMAR...HOLLY...GRANADA...WILEY...HARTMAN AND BRISTOL. 

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...WEST WILD HORSE
CREEK...WEST HORSE CREEK...TWO BUTTE CREEK...CLAY CREEK...BOGGS 
CREEK...CHEYENNE CREEK...COTTONWOOD CREEK...BUFFALO CANAL...BIG 
SANDY CREEK AND PAULS ARROYO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3796 10204 3796 10273 3816 10273 3826 10231
      3826 10205

$$

28
491 
WGUS75 KPUB 170805
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
205 AM MDT MON AUG 17 2015

COC099-170815-
/O.EXP.KPUB.FF.W.0046.000000T0000Z-150817T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PROWERS CO-
205 AM MDT MON AUG 17 2015

...THE FLASH FLOOD WARNING FOR NORTHERN PROWERS COUNTY WILL EXPIRE AT
215 AM MDT...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.

LAT...LON 3796 10204 3796 10273 3816 10273 3826 10231
      3826 10205

$$

SR

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 6:11 PM MDTSpecial Weather StatementPUBLas Animas49 min
Aug 16, 7:14 PM MDTSpecial Weather StatementPUB46 min
Aug 16, 7:30 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers30 min
Aug 16, 7:59 PM MDTSevere Thunderstorm WarningPUBKiowa, Prowers46 min
Aug 16, 8:05 PM MDTSevere Thunderstorm WarningPUBBaca40 min
Aug 16, 8:34 PM MDTAreal Flood AdvisoryPUBKiowa, Prowers3 hr
Aug 16, 8:44 PM MDTSevere Thunderstorm WarningPUBBaca31 min
Aug 16, 8:46 PM MDTSevere Thunderstorm WarningPUBProwers44 min
Aug 16, 8:51 PM MDTFlash Flood WarningPUBProwers3 hr
Aug 16, 9:12 PM MDTSevere Thunderstorm WarningPUBBaca32 min
Aug 16, 9:19 PM MDTFlash Flood WarningPUBProwers116 min
Aug 16, 9:59 PM MDTSpecial Weather StatementPUBProwers46 min
Aug 17, 2:48 PM MDTSevere Thunderstorm WarningPUBEl Paso27 min
Aug 17, 2:57 PM MDTSpecial Weather StatementPUBFremont48 min
Aug 17, 3:09 PM MDTSevere Thunderstorm WarningPUBEl Paso36 min
Aug 17, 3:49 PM MDTTornado WarningPUBEl Paso, Teller26 min
Aug 17, 3:55 PM MDTSevere Thunderstorm WarningPUBEl Paso50 min
Aug 17, 4:09 PM MDTSevere Thunderstorm WarningPUBEl Paso, Teller15 min
Aug 17, 4:13 PM MDTSevere Thunderstorm WarningPUBEl Paso25 min
Aug 17, 4:42 PM MDTSpecial Weather StatementPUBEl Paso48 min
Aug 17, 4:45 PM MDTSpecial Weather StatementPUBEl Paso45 min
Aug 17, 5:08 PM MDTSpecial Weather StatementPUBBaca67 min
Aug 17, 5:57 PM MDTSevere Thunderstorm WarningPUBBent, Crowley, Otero48 min

Nearby

Flash Flood Warnings in Colorado, 2015Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.