Alert archive / Colorado / Flash Flood Warnings in 2010

Flash Flood Warning 2, NWS Pueblo, CO

June 9, 2010Las Animas County, Colorado

NWS Pueblo, CO issued this flash flood warning at Jun 9, 2010, 4:09 PM 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 outline as issued.

The facts

Issued
Jun 9, 2010, 4:09 PM MDT (22:09 UTC)
Expired
Jun 9, 2010, 6:46 PM MDT
In force
3 hr
Issued by
NWS Pueblo, CO
Area
Storm-based polygon
Flood severity
None

County Las Animas County, CO

The radar

The Pueblo radar (KPUX), 125 km from the middle of the area, began a volume at 22:12 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, 10.2 hours before the alert went out and 302 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 2010-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 110 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 12:00Z on 2010-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 190 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
110 J/kg
Mixed-layer CIN
-320 J/kg
Mixed-layer LCL
829 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
190 m²/s²
0-3 km storm-relative helicity
251 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

379 
WGUS55 KPUB 092209
FFWPUB
COC071-100100-
/O.NEW.KPUB.FF.W.0002.100609T2209Z-100610T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
409 PM MDT WED JUN 9 2010

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

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

* UNTIL 700 PM MDT

* AT 407 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. TWO TO THREE INCHES OF RAIN HAS FALLEN WITH THIS      
  STORM. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...     
  AGUILAR AND GULNARE. THE FOLLOWING CREEK AND ARROYO BASINS ARE     
  AFFECTED BY THIS STORM...APISHAPA RIVER AND DEL AAGUA ARROYO. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

&&

LAT...LON 3732 10477 3740 10476 3743 10470 3745 10470
      3747 10469 3752 10453 3727 10440

$$
4 follow-up statements
991 
WGUS75 KPUB 092242
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
442 PM MDT WED JUN 9 2010

COC071-100100-
/O.CON.KPUB.FF.W.0002.000000T0000Z-100610T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAS ANIMAS CO-
442 PM MDT WED JUN 9 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL LAS ANIMAS
COUNTY UNTIL 700 PM MDT...

AT 439 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. THREE 
INCHES OF RAIN HAS LIKELY FALLEN WITH THIS STORM. THE MAIN BASINS 
WHICH HAVE BEEN AFFECTED BY THIS STORM ARE APISHAPA RIVER AND DEL 
AGUA ARROYO. THE HEAVIES RAIN HAS FALLEN TO THE WEST OF THE 
INTERSTATE. THE STORM WHICH IS CAUSING THE HEAVY RAIN WAS CROSSING 
THE INTERSTATE 25 AT AROUND MILE MARKER 27 AT 441 PM. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR. 


LAT...LON 3732 10477 3740 10476 3743 10470 3745 10470
      3747 10469 3752 10453 3727 10440

$$
173 
WGUS75 KPUB 092309
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
509 PM MDT WED JUN 9 2010

COC071-100100-
/O.CON.KPUB.FF.W.0002.000000T0000Z-100610T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAS ANIMAS CO-
509 PM MDT WED JUN 9 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL LAS ANIMAS
COUNTY UNTIL 700 PM MDT...

AT 505 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE 
THUNDERSTORM THAT PRODUCED THE HEAVY RAIN HAS WEAKENED. BUT RUNOFF 
FROM THE STORM LIKELY CONTINUES OVER THE WARNING AREA.

BASINS WHICH WERE AFFECTED BY THIS STORM WERE APISHAPA RIVER AND DEL 
AGUA ARROYO. MOST OF THE HEAVY RAIN FELL WEST OF INTERSTATE 25. 

MAXIMUM RAINFALL AMOUNTS RANGED BETWEEN 2 AND 3 INCHES. AREAS SOUTH 
AND SOUTHWEST OF AGUILAR RECEIVED THE HEAVIEST RAIN. 

LAT...LON 3732 10477 3740 10476 3743 10470 3745 10470
      3747 10469 3752 10453 3727 10440

$$
651 
WGUS75 KPUB 100010
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
610 PM MDT WED JUN 9 2010

COC071-100100-
/O.CON.KPUB.FF.W.0002.000000T0000Z-100610T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAS ANIMAS CO-
610 PM MDT WED JUN 9 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL LAS ANIMAS
COUNTY UNTIL 700 PM MDT...

AT 603 PM MDT...RUN OFF FROM HEAVY RAIN WHICH FELL EARLIER THIS 
AFTERNOON WILL CONTINUE IN AN AREA WEST OF INTERSTATE 25 CENTERED 
AROUND 4 MILES SOUTH SOUTHWEST OF AGUILAR.  DOPPLER RADAR ESTIMATED 
AROUND TWO TO THREE INCHES OF RAIN FELL ACROSS THIS AREA THROUGH 430 
PM.  ALTHOUGH RAIN HAS ENDED ACROSS THE AREA...CREEKS AND 
ARROYOS...SUCH AS THE DEL AGUA ARROYO AND THE APISHAPA RIVER...WILL 
CONTINUE TO RUN HIGH WITH WATER UNTIL THE WATER RECEDES.   

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...THE APISHAPA 
RIVER AND THE DEL AGUA ARROYO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 3732 10477 3740 10476 3743 10470 3745 10470
      3747 10469 3752 10453 3727 10440

$$
525 
WGUS75 KPUB 100046
FFSPUB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
646 PM MDT WED JUN 9 2010

COC071-100101-
/O.CAN.KPUB.FF.W.0002.000000T0000Z-100610T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAS ANIMAS CO-
646 PM MDT WED JUN 9 2010

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR WEST CENTRAL LAS
ANIMAS COUNTY IS CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3732 10477 3740 10476 3743 10470 3745 10470
      3747 10469 3752 10453 3727 10440

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 8:42 PM MDTTornado WarningPUBEl Paso27 min
Jun 9, 1:34 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas56 min
Jun 9, 2:32 PM MDTSevere Thunderstorm WarningPUBHuerfano, Las Animas58 min
Jun 9, 3:10 PM MDTRed Flag WarningPUBAlamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 8 more29 hr
Jun 9, 3:27 PM MDTSevere Thunderstorm WarningPUBLas Animas63 min
Jun 9, 3:39 PM MDTAreal Flood AdvisoryPUBLas Animas3 hr
Jun 9, 4:26 PM MDTSevere Thunderstorm WarningPUBLas Animas27 min

Nearby

Flash Flood Warnings in Colorado, 2010Every flash flood warning in 2010

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.