Alert archive / Colorado / Flash Flood Watches in 2012
Flash Flood Watch 4, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood watch at Jul 8, 2012, 4:20 AM MDT for El Paso County, Fremont County, Teller County, Colorado. It took effect at Jul 8, 2012, 11:00 AM MDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Jul 8, 2012, 4:20 AM MDT (10:20 UTC)
- In effect from
- Jul 8, 2012, 11:00 AM MDT
- Expired
- Jul 8, 2012, 11:14 PM MDT
- In force
- 12 hr
- Issued by
- NWS Pueblo, CO
- Flood severity
- None
Counties El Paso County, CO, Fremont County, CO, Teller County, CO
The radar
The Pueblo radar (KPUX), 81 km from the middle of the area, began a volume at 10:23 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
Grand Junction, CO (KGJT), launched 00:00Z, 10.3 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.
- Mixed-layer CAPE
- 428 J/kg
- Mixed-layer CIN
- -121 J/kg
- Mixed-layer LCL
- 1591 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
141 WGUS65 KPUB 081020 FFAPUB URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE PUEBLO CO 420 AM MDT SUN JUL 8 2012 ...FLASH FLOODING CONTINUES TO BE POSSIBLE OVER PORTIONS OF SOUTHERN COLORADO TODAY... .ABUNDANT SUBTROPICAL MOISTURE IN PLACE ACROSS THE STATE WILL RESULT IN THE POTENTIAL FOR FLASH FLOODING OVER PORTIONS OF SOUTHERN COLORADO LAT THIS MORNING THROUGH THE LATE EVENING. THE MAIN AREA OF CONCERN IS ACROSS THE PIKES PEAK REGION...INCLUDING THE WALDO CANYON FIRE SCAR IN EL PASO AND TELLER COUNTIES. COZ081-084-085-081830- /O.NEW.KPUB.FF.A.0004.120708T1700Z-120709T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT- INCLUDING...WOODLAND PARK...BLACK FOREST...AIR FORCE ACADEMY... COLORADO SPRINGS 420 AM MDT SUN JUL 8 2012 ...FLASH FLOOD WATCH IN EFFECT FROM 11 AM MDT THIS MORNING THROUGH THIS EVENING... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * FLASH FLOOD WATCH FOR A PORTION OF EAST CENTRAL COLORADO... INCLUDING THE FOLLOWING AREAS...EL PASO COUNTY...TELLER COUNTY AND THE RAMPART RANGE. * FROM 11 AM MDT THIS MORNING THROUGH THIS EVENING * A PLUME OF MONSOON MOISTURE WILL PERSIST OVER SOUTHERN COLORADO THROUGH TONIGHT. THE ABUNDANT MOISTURE COMBINED WITH WEAK FLOW ALOFT WILL SUPPORT HEAVY RAINFALL ACROSS THE AREA...WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR POSSIBLE UNDER THE HEAVIER SHOWERS. IN ADDITION...SOME STORMS MAY REPEATEDLY TRACK OVER THE SAME LOCATION...EXACERBATING THE FLASH FLOOD THREAT. * THE WALDO CANYON FIRE SCAR WILL BE PARTICULARLY SUSCEPTIBLE AS WILL ANY OTHER BURN SCARS ACROSS SOUTHERN COLORADO. THESE AREAS WILL SEE RAPID RUNOFF OF WATER RESULTING FROM HYDROPHOBIC SOILS AND VEGETATION LOSSES CAUSED BY FIRE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
3 follow-up statements
471 WGUS65 KPUB 081805 FFAPUB FLOOD WATCH NATIONAL WEATHER SERVICE PUEBLO CO 1205 PM MDT SUN JUL 8 2012 ...FLASH FLOODING CONTINUES TO BE POSSIBLE OVER PORTIONS OF SOUTHERN COLORADO TODAY... .ABUNDANT MOISTURE IN PLACE ACROSS THE STATE WILL RESULT IN THE POTENTIAL FOR FLASH FLOODING OVER PORTIONS OF SOUTHERN COLORADO THROUGH THE LATE EVENING. THE MAIN AREA OF CONCERN IS ACROSS THE PIKES PEAK REGION...INCLUDING THE WALDO CANYON FIRE SCAR IN EL PASO COUNTY. COZ081-084-085-090215- /O.CON.KPUB.FF.A.0004.000000T0000Z-120709T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT- INCLUDING...WOODLAND PARK...BLACK FOREST...AIR FORCE ACADEMY... COLORADO SPRINGS 1205 PM MDT SUN JUL 8 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... THE FLASH FLOOD WATCH CONTINUES FOR * A PORTION OF EAST CENTRAL COLORADO...INCLUDING THE FOLLOWING AREAS...EL PASO COUNTY AND TELLER COUNTY AND THE RAMPART RANGE. * THROUGH THIS EVENING * A PLUME OF MONSOON MOISTURE WILL PERSIST OVER SOUTHERN COLORADO THROUGH TONIGHT. THE ABUNDANT MOISTURE COMBINED WITH WEAK FLOW ALOFT WILL SUPPORT HEAVY RAINFALL ACROSS THE AREA... WITH RAINFALL RATES OF 1 TO 2 INCHES PER HOUR POSSIBLE UNDER THE HEAVIER SHOWERS. IN ADDITION...SOME STORMS MAY REPEATEDLY TRACK OVER THE SAME LOCATION...EXACERBATING THE FLASH FLOOD THREAT. * THE WALDO CANYON FIRE SCAR WILL BE PARTICULARLY SUSCEPTIBLE AS WILL ANY OTHER BURN SCARS ACROSS SOUTHERN COLORADO. THESE AREAS WILL SEE RAPID RUNOFF OF WATER RESULTING FROM HYDROPHOBIC SOILS AND VEGETATION LOSSES CAUSED BY FIRE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. JUST A SMALL AMOUNT OF RAINFALL ON A FIRE SCAR CAN LEAD TO FLASH FLOODING. WATER THAT IS NORMALLY ABSORBED BY THE SOILS AND 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...SOMETIMES RESULTING IN DEBRIS FLOWS AND FALLING ROCK. ROADWAYS CAN BE WASHED OUT BY THE FORCE OF RUSHING WATER AND DEBRIS. && $$
317 WGUS65 KPUB 090220 FFAPUB FLOOD WATCH NATIONAL WEATHER SERVICE PUEBLO CO 820 PM MDT SUN JUL 8 2012 ...FLASH FLOODING STILL POSSIBLE LATE THIS EVENING OVER PORTIONS OF SOUTHERN COLORADO... .ABUNDANT MOISTURE IN PLACE ACROSS THE STATE WILL RESULT IN THE POTENTIAL FOR FLASH FLOODING OVER PORTIONS OF SOUTHERN COLORADO THROUGH THE LATE EVENING. THE MAIN AREA OF CONCERN IS ACROSS THE PIKES PEAK REGION...INCLUDING THE WALDO CANYON FIRE SCAR IN EL PASO COUNTY. COZ081-084-085-090600- /O.CON.KPUB.FF.A.0004.000000T0000Z-120709T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT- INCLUDING...WOODLAND PARK...BLACK FOREST...AIR FORCE ACADEMY... COLORADO SPRINGS 820 PM MDT SUN JUL 8 2012 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * A PORTION OF EAST CENTRAL COLORADO...INCLUDING THE FOLLOWING AREAS...EL PASO COUNTY AND TELLER COUNTY AND THE RAMPART RANGE. * UNTIL MIDNIGHT MDT TONIGHT * A PLUME OF MONSOON MOISTURE WILL PERSIST OVER SOUTHERN COLORADO THROUGH TONIGHT. THE ABUNDANT MOISTURE COMBINED WITH WEAK FLOW ALOFT WILL SUPPORT HEAVY RAINFALL ACROSS THE AREA... WITH RAINFALL RATES OF 1 INCH PER HOUR POSSIBLE UNDER THE HEAVIER SHOWERS. IN ADDITION...SOME STORMS MAY REPEATEDLY TRACK OVER THE SAME LOCATION...EXACERBATING THE FLASH FLOOD THREAT. * THE WALDO CANYON FIRE SCAR WILL BE PARTICULARLY SUSCEPTIBLE AS WILL ANY OTHER BURN SCARS ACROSS SOUTHERN COLORADO. THESE AREAS WILL SEE RAPID RUNOFF OF WATER RESULTING FROM HYDROPHOBIC SOILS AND VEGETATION LOSSES CAUSED BY FIRE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. JUST A SMALL AMOUNT OF RAINFALL ON A FIRE SCAR CAN LEAD TO FLASH FLOODING. WATER THAT IS NORMALLY ABSORBED BY THE SOILS AND 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...SOMETIMES RESULTING IN DEBRIS FLOWS AND FALLING ROCK. ROADWAYS CAN BE WASHED OUT BY THE FORCE OF RUSHING WATER AND DEBRIS. && $$
869 WGUS65 KPUB 090514 FFAPUB FLOOD WATCH NATIONAL WEATHER SERVICE PUEBLO CO 1114 PM MDT SUN JUL 8 2012 ...FLASH FLOOD WATCH CANCELLED... .ISOLATED TO SCATTERED SHOWERS WILL CONTINUE THROUGH MONDAY MORNING...BUT ADDITIONAL PRECIPITATION AMOUNTS SHOULD REMAIN GENERALLY LIGHT. COZ081-084-085-090615- /O.CAN.KPUB.FF.A.0004.000000T0000Z-120709T0600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT- INCLUDING...WOODLAND PARK...BLACK FOREST...AIR FORCE ACADEMY... COLORADO SPRINGS 1114 PM MDT SUN JUL 8 2012 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR A PORTION OF EAST CENTRAL COLORADO HAS BEEN CANCELLED. MUCH OF THE WATCH AREA RECEIVED BETWEEN ONE AND THREE INCHES OF RAIN THIS EVENING...BUT THE HEAVIEST RAINFALL HAS ENDED OVER THE AREA. SCATTERED SHOWERS WILL REMAIN POSSIBLE THROUGH MONDAY MORNING...AND THE AREA WILL REMAIN VULNERABLE TO FLOODING AS ANOTHER ROUND OF SHOWERS AND STORMS DEVELOPS LATER MONDAY. $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 4:35 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 hr |
| Jul 8, 5:02 PM MDT | Severe Thunderstorm Warning | PUB | Baca | 29 min |
| Jul 8, 5:55 PM MDT | Flash Flood Warning | PUB | El Paso | 112 min |
Nearby
Flash Flood Watches in Colorado, 2012Every flash flood watch 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.