Alert archive / Colorado / Flash Flood Warnings in 2012
Flash Flood Warning 6, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 16, 2012, 1:20 PM MDT for El Paso County, Colorado. It was in force for 2 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
- Jul 16, 2012, 1:20 PM MDT (19:20 UTC)
- Expired
- Jul 16, 2012, 3:37 PM MDT
- In force
- 2 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Flood severity
- None
County El Paso County, CO
The radar
The Pueblo radar (KPUX), 86 km from the middle of the area, began a volume at 19:23 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, 7.3 hours before the alert went out and 176 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.
- Mixed-layer CAPE
- 1 J/kg
- Mixed-layer CIN
- -362 J/kg
- Mixed-layer LCL
- 2158 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
451 WGUS55 KPUB 161920 FFWPUB COC041-162230- /O.NEW.KPUB.FF.W.0006.120716T1920Z-120716T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PUEBLO CO 120 PM MDT MON JUL 16 2012 THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * FLASH FLOOD WARNING FOR... WEST CENTRAL EL PASO COUNTY IN EAST CENTRAL COLORADO... * UNTIL 430 PM MDT * AT 115 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING ACROSS THE NORTH SIDE OF THE WALDO BURN SCAR. * THIS IS A VERY DANGEROUS LIFE THREATENING SITUATION. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE MONUMENT CREEK...DRY CREEK AND THE AIR FORCE ACADEMY. RADAR INDICATED 1 TO 1.5 INCHES OF RAIN HAS FALLEN OVER THE NORTHWEST SIDE OF THE BURN SCAR. OVER THE NORTHEAST SIDE OF THE BURN SCAR 0.25 TO 0.5 INCHES OF RAIN HAS FALLEN. THE NORTHEAST SIDE OF THE WALDO BURN SCAR WAS SEVERELY BURNED...SO FLASH FLOODING WILL OCCUR RAPIDLY OVER THIS REGION. JUST A SMALL AMOUNT OF RAINFALL ON A BURN SCAR CAN LEAD TO FLASH FLOODING. WATER THAT IS NORMALLY ABSORBED BY VEGETATION...RUNS OFF ALMOST INSTANTLY. THIS CAUSES CREEKS AND DRAINAGE AREAS TO FLOOD AT A MUCH FASTER RATE THAN NORMAL. ADDITIONALLY...THE SOILS IN A BURN SCAR BECOME UNSTABLE WHEN IT RAINS...RESULTING IN MUD FLOWS AND FALLING ROCK. ROADWAYS CAN BE WASHED OUT BY THE FORCE OF THE RUSHING WATER. LAT...LON 3900 10487 3894 10484 3895 10500 3900 10502 $$
2 follow-up statements
824 WGUS75 KPUB 161957 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 157 PM MDT MON JUL 16 2012 COC041-162230- /O.CON.KPUB.FF.W.0006.000000T0000Z-120716T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 157 PM MDT MON JUL 16 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WEST CENTRAL EL PASO COUNTY UNTIL 430 PM MDT...WHICH INCLUDES THE NORTH SIDE OF THE WALDO BURN SCAR... AT 152 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE HEAVIEST RAIN OVER THE WALDO BURN SCAR WAS LOCATED IN AREAS NEAR THE UNITED STATES AIR FORCE ACADEMY. OVER THE REMAINDER OF THE BURN SCAR...GENERALLY LIGHT RAIN WAS FALLING. RADAR TRENDS AND SHORT RANGE SIMULATIONS SHOW THAT THE RAIN OVER THE BURN SCAR SHOULD END BY 215 PM. HOWEVER...THERE IS A CHANCE THAT MORE RAIN COULD DEVELOP OVER THE BURN SCAR LATER ON THIS AFTERNOON. NO REPORTS OF FLOODING HAVE BEEN RECEIVED AS OF 150 PM...HOWEVER...IF FLOODING WERE TO OCCUR...IT WOULD OCCUR ALONG WEST MONUMENT CREEK...GENERALLY WEST OF THE AIR FORCE ACADEMY. PLEASE REMAIN ALERT TO THE WEATHER TODAY...ESPECIALLY WERE RAIN HAS ALREADY FALLEN EARLIER TODAY. LAT...LON 3900 10487 3894 10484 3895 10500 3900 10502 $$ HODANISH
157 WGUS75 KPUB 162137 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 337 PM MDT MON JUL 16 2012 COC041-162150- /O.CAN.KPUB.FF.W.0006.000000T0000Z-120716T2230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 337 PM MDT MON JUL 16 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR WEST CENTRAL EL PASO COUNTY...INCLUDING THE NORTH SIDE OF THE WALDO BURN SCAR...HAS BEEN CANCELLED... NO REPORTS OF FLASH FLOODING HAVE OCCURRED WITH THIS EVENT. HOWEVER...MOST OF THE RAIN ON THE BURN SCAR OCCURRED IN UNPOPULATED AREAS. IN ADDITION...MOST OF THE HEAVIER RUNOFF RAN INTO THE RAMPART RESERVOIR NETWORK WEST OF THE AIR FORCE ACADEMY. THERE IS STILL A CHANCE OF MORE RAIN OVER THE BURN SCAR LATER TODAY. PLEASE BE ALERT FOR CHANGING WEATHER CONDITIONS. LAT...LON 3900 10487 3894 10484 3895 10500 3900 10502 $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 12:03 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 hr |
| Jul 16, 12:54 PM MDT | Flash Flood Warning | PUB | El Paso | 3 hr |
| Jul 16, 1:41 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 hr |
| Jul 16, 3:24 PM MDT | Areal Flood Advisory | PUB | Fremont | 2 hr |
Nearby
Flash Flood Warnings in Colorado, 2012Every flash flood warning in 2012
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.