Alert archive / Colorado / Flash Flood Warnings in 2012
Flash Flood Warning 15, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 31, 2012, 6:57 PM MDT for Custer County, Fremont 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
- Jul 31, 2012, 6:57 PM MDT (00:57 UTC)
- Expired
- Jul 31, 2012, 10:00 PM MDT
- In force
- 3 hr
- Issued by
- NWS Pueblo, CO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Custer County, CO, Fremont County, CO
The radar
The Pueblo radar (KPUX), 84 km from the middle of the area, began a volume at 00:59 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 00:00Z, 1.0 hours before the alert went out and 241 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
- 440 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 2748 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
448
WGUS55 KPUB 010057
FFWPUB
COC027-043-010400-
/O.NEW.KPUB.FF.W.0015.120801T0057Z-120801T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
657 PM MDT TUE JUL 31 2012
THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN CUSTER COUNTY IN SOUTHEAST COLORADO...
SOUTHEASTERN FREMONT COUNTY IN CENTRAL COLORADO...
* UNTIL 1000 PM MDT
* AT 657 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. RADAR INDICATED 2 TO 3 INCHES OF RAIN AND ANOTHER
HALF AN INCH IS EXPECTED BY 730 PM.
* THIS IS VERY DANGEROUS LIFE THREATENING SITUATION. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. FLASH
FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF
NORTHEASTERN CUSTER AND SOUTHEASTERN FREMONT COUNTIES...INCLUDING
THE TOWN OF WETMORE.
LAT...LON 3835 10505 3821 10505 3819 10506 3820 10527
3834 10520
$$3 follow-up statements
821
WGUS75 KPUB 010122
FFSPUB
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
722 PM MDT TUE JUL 31 2012
COC027-043-010400-
/O.CON.KPUB.FF.W.0015.000000T0000Z-120801T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CUSTER CO-FREMONT CO-
722 PM MDT TUE JUL 31 2012
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN FREMONT AND
NORTHEASTERN CUSTER COUNTIES UNTIL 1000 PM MDT...
AT 721 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR
ESTIMATED 2 TO 3 INCHES OF RAIN IN THE PAST 3 HOURS.
THIS IS A VERY DANGEROUS LIFE THREATENING SITUATION. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. IS EXPECTED TO
OCCUR OVER MAINLY RURAL AREAS OF NORTHEASTERN CUSTER AND SOUTHEASTERN
FREMONT COUNTIES...INCLUDING THE TOWN OF WETMORE.
STATE PATROL REPORTS THAT A BRIDGE ON HIGHWAY 67 NEAR MILE POST 5 IS
WASHING OUT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 3835 10505 3821 10505 3819 10506 3820 10527
3834 10520
$$759 WGUS75 KPUB 010241 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 841 PM MDT TUE JUL 31 2012 COC027-043-010400- /O.CON.KPUB.FF.W.0015.000000T0000Z-120801T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CUSTER CO-FREMONT CO- 841 PM MDT TUE JUL 31 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN FREMONT AND NORTHEASTERN CUSTER COUNTIES UNTIL 1000 PM MDT... AT 840 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT FLASH FLOODING WAS OCCURRING ALONG HIGHWAY 67 AT MILE POST 5...WHICH IS BETWEEN WETMORE AND FLORENCE. A BRIDGE AT THIS LOCATION IS WASHING OUT. SCATTERED LIGHT SHOWERS ARE IN THE REGION AND ADDITIONAL SIGNIFICANT RAINFALL IS NOT ANTICIPATED. 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 3835 10505 3825 10507 3820 10527 3834 10520 $$
642 WGUS75 KPUB 010350 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 950 PM MDT TUE JUL 31 2012 COC027-043-010406- /O.EXP.KPUB.FF.W.0015.000000T0000Z-120801T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CUSTER CO-FREMONT CO- 950 PM MDT TUE JUL 31 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN FREMONT AND NORTHEASTERN CUSTER COUNTIES WILL BE ALLOWED TO EXPIRE AT 1000 PM MDT... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED... PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. LAT...LON 3835 10505 3825 10507 3820 10527 3834 10520 $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 6:10 PM MDT | Areal Flood Advisory | PUB | Custer, Fremont | 110 min |
| Jul 31, 7:19 PM MDT | Areal Flood Advisory | PUB | El Paso | 76 min |
| Aug 1, 2:14 PM MDT | Severe Thunderstorm Warning | PUB | Saguache | 61 min |
| Aug 1, 4:22 PM MDT | Areal Flood Advisory | PUB | El Paso | 3 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.