Alert archive / Colorado / Flash Flood Warnings in 2011
Flash Flood Warning 11, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Aug 3, 2011, 3:35 PM MDT for Las Animas County, Colorado. It was in force for 3 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 3, 2011, 3:35 PM MDT (21:35 UTC)
- Expired
- Aug 3, 2011, 6:30 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), 144 km from the middle of the area, began a volume at 21:37 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 3, 5:30 PM MDT | FLASH FLOOD | 5 N Kim, CO | 12 INCHES OF WATER FLOWING ACROSS HIGHWAY 109. FENCES WASHED OUT ON WEST SIDE OF THE ROAD. |
| Aug 3, 5:47 PM MDT | HEAVY RAIN 1.45 | Kim, CO | FELL SINCE 130 PM. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 12:00Z, 9.6 hours before the alert went out and 278 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
- 363 J/kg
- Mixed-layer CIN
- -258 J/kg
- Mixed-layer LCL
- 1375 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 113 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
601 WGUS55 KPUB 032135 FFWPUB COC071-040030- /O.NEW.KPUB.FF.W.0011.110803T2135Z-110804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PUEBLO CO 335 PM MDT WED AUG 3 2011 THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * FLASH FLOOD WARNING FOR... EAST CENTRAL LAS ANIMAS COUNTY IN SOUTHEAST COLORADO... * UNTIL 630 PM MDT * AT 331 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. AS OF 330 PM...PUEBLO DOPPLER RADAR ESTIMATED UP TO 3 INCHES OF RAIN HAS FALLEN IN AN AREA EXTENDING FROM 6 MILES WEST OF KIM...TO 2 MILES NORTH OF KIM...TO 5 MILES EAST NORTHEAST OF KIM. THIS AREA ALSO RECEIVED HEAVY RAINFALL YESTERDAY AND SATURATED SOILS WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...KIM. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...SMITH CANYON...MUSTANG CREEK...TWO BUTTE CREEK. 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. IN HILLY TERRAIN THERE ARE MANY LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. && LAT...LON 3749 10308 3722 10308 3720 10366 3745 10361 $$
2 follow-up statements
627 WGUS75 KPUB 032239 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 439 PM MDT WED AUG 3 2011 COC071-040030- /O.CON.KPUB.FF.W.0011.000000T0000Z-110804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LAS ANIMAS CO- 439 PM MDT WED AUG 3 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EAST CENTRAL LAS ANIMAS COUNTY UNTIL 630 PM MDT... AT 438 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAINFALL HAS FALLEN ACROSS THE WARNED AREA. PUEBLO DOPPLER RADAR ESTIMATED UP TO 4 INCHES OF RAIN HAS FALLEN IN AN AREA IN AND NEAR KIM. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...KIM. THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...SMITH CANYON...MUSTANG CREEK...TWO BUTTE CREEK. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. && LAT...LON 3749 10308 3722 10308 3720 10366 3745 10361 $$
142 WGUS75 KPUB 040023 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 623 PM MDT WED AUG 3 2011 COC071-040038- /O.EXP.KPUB.FF.W.0011.000000T0000Z-110804T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LAS ANIMAS CO- 623 PM MDT WED AUG 3 2011 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EAST CENTRAL LAS ANIMAS COUNTY WILL BE ALLOWED TO EXPIRE AT 630 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 3749 10308 3722 10308 3720 10366 3745 10361 $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 6:04 PM MDT | Severe Thunderstorm Warning | PUB | Crowley, Otero, Pueblo | 56 min |
| Aug 2, 6:10 PM MDT | Flash Flood Warning | PUB | Baca, Las Animas, Otero | 3 hr |
| Aug 2, 7:56 PM MDT | Flash Flood Warning | PUB | El Paso | 3 hr |
| Aug 2, 8:04 PM MDT | Areal Flood Advisory | PUB | Bent, Prowers | 3 hr |
| Aug 2, 8:06 PM MDT | Areal Flood Advisory | PUB | Crowley, Kiowa, Otero | 3 hr |
| Aug 2, 9:27 PM MDT | Areal Flood Advisory | PUB | Kiowa | 2 hr |
| Aug 2, 9:34 PM MDT | Areal Flood Advisory | PUB | El Paso, Pueblo | 5 hr |
| Aug 3, 5:20 AM MDT | River Flood Warning | PUB | Pueblo | 78 min |
| Aug 3, 5:26 AM MDT | Flash Flood Watch | PUB | Custer, El Paso, Fremont, Huerfano, Pueblo, Teller | 16 hr |
| Aug 3, 1:35 PM MDT | Areal Flood Advisory | PUB | Las Animas | 3 hr |
| Aug 3, 2:40 PM MDT | Areal Flood Advisory | PUB | Las Animas | 62 min |
| Aug 3, 3:50 PM MDT | Areal Flood Advisory | PUB | Fremont | 2 hr |
| Aug 3, 4:19 PM MDT | Severe Thunderstorm Warning | PUB | Custer, Fremont | 41 min |
| Aug 3, 4:47 PM MDT | Flash Flood Warning | PUB | Teller | 2 hr |
| Aug 3, 4:52 PM MDT | Flash Flood Warning | PUB | Custer, Fremont, Pueblo, Saguache | 3 hr |
| Aug 3, 5:17 PM MDT | Flash Flood Warning | PUB | El Paso, Teller | 2 hr |
Nearby
Flash Flood Warnings in Colorado, 2011Every flash flood warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.