Alert archive / Colorado / Flash Flood Warnings in 2011
Flash Flood Warning 4, NWS Pueblo, CO
NWS Pueblo, CO issued this flash flood warning at Jul 24, 2011, 4:03 PM MDT for El Paso County, Colorado. It was in force for 2 hr. 5 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
- Jul 24, 2011, 4:03 PM MDT (22:03 UTC)
- Expired
- Jul 24, 2011, 6:03 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), 54 km from the middle of the area, began a volume at 22:04 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 |
|---|---|---|---|
| Jul 24, 4:08 PM MDT | HEAVY RAIN 2.5 | 4 Nnw Schriever Afb, CO | FELL IN 30 MINUTES |
| Jul 24, 4:30 PM MDT | FLASH FLOOD | 4 W Ellicott, CO | WATER COVERING ROADWAYS AT PEYTON HIGHWAY AND HIGHWAY 94 |
| Jul 24, 4:39 PM MDT | HEAVY RAIN 1.66 | 4 W Ellicott, CO | IN PAST 30 MINUTES. WATER FLOWING OVER ROAD ON PAYTON HWY NORTH OF HWY 94. |
| Jul 24, 4:44 PM MDT | FLASH FLOOD | 4 Nnw Schriever Afb, CO | CREEK OVERFLOWING ITS 4 FOOT BANKS. |
| Jul 24, 4:44 PM MDT | HEAVY RAIN 2.75 | 4 Nnw Schriever Afb, CO | FELL BETWEEN 338 PM UNTIL 444 PM...WITH 2.30 INCHES FALLING BETWEEN 338 PM AND 408 PM. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 10.1 hours before the alert went out and 161 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
- 55 J/kg
- Mixed-layer CIN
- -273 J/kg
- Mixed-layer LCL
- 2077 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- -25 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
377 WGUS55 KPUB 242203 FFWPUB COC041-250100- /O.NEW.KPUB.FF.W.0004.110724T2203Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PUEBLO CO 403 PM MDT SUN JUL 24 2011 THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL EL PASO COUNTY IN EAST CENTRAL COLORADO... * UNTIL 700 PM MDT * AT 402 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. A WEATHER SPOTTER REPORTED 2 INCHES OF RAINFALL IN 20 MINUTES NEAR SCHRIEVER AFB. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... COLORADO SPRINGS...ELLICOTT...PETERSON AFB...AND SCHRIEVER AFB. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. 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 3893 10436 3875 10432 3873 10485 3892 10489 $$
5 follow-up statements
557 WGUS75 KPUB 242218 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 418 PM MDT SUN JUL 24 2011 COC041-250100- /O.CON.KPUB.FF.W.0004.000000T0000Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 418 PM MDT SUN JUL 24 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL EL PASO COUNTY UNTIL 700 PM MDT... AT 415 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WERE OCCURRING IN PORTIONS OF COLORADO SPRINGS...WITH 3 INCH PER HOUR RATES OCCURRING EAST OF COLORADO SPRINGS ALONG HIGHWAY 94 OUT TO ELLICOTT. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... COLORADO SPRINGS...ELLICOTT...PETERSON AFB...SCHRIEVER AFB AND SECURITY. FLOODING OF ROADWAYS SHOULD BE EXPECTED ALONG HIGHWAY 94...AND AREAS WITHIN ABOUT 4 MILES NORTH AND SOUTH OF HIGHWAY 94. ALSO SOME STREET FLOODING SHOULD BE EXPECTED IN PORTIONS OF COLORADO SPRINGS. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. && LAT...LON 3893 10436 3875 10432 3873 10485 3892 10489 $$
734 WGUS75 KPUB 242233 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 433 PM MDT SUN JUL 24 2011 COC041-250100- /O.CON.KPUB.FF.W.0004.000000T0000Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 433 PM MDT SUN JUL 24 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL EL PASO COUNTY UNTIL 700 PM MDT... AT 429 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES OF 2 TO 3 INCHES PER HOUR WERE OCCURRING IN AN AREA AROUND HIGHWAY 94 EAST OF SCHRIEVER AFB...INCLUDING THE ELLICOTT AREA. IN COLORADO SPRINGS...RAINFALL RATES HAVE DECREASED TO AROUND 1 OR 1.5 INCHES PER HOUR. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... COLORADO SPRINGS...ELLICOTT...PETERSON AFB...SCHRIEVER AFB AND SECURITY. FLOODING OF ROADWAYS SHOULD BE EXPECTED IN PORTIONS OF COLORADO SPRINGS...ESPECIALLY IN AREAS WHERE DRAINAGE IS NORMALLY POOR. FLOODED ROADWAYS SHOULD ALSO BE EXPECTED ALONG HIGHWAY 94 AND IN AREAS WITHIN ABOUT 4 MILES NORTH AND SOUTH OF HIGHWAY 94...ESPECIALLY FROM SCHRIEVER AFB TO ELLICOTT. 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. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. && LAT...LON 3893 10436 3875 10432 3873 10485 3892 10489 $$
182 WGUS75 KPUB 242256 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 456 PM MDT SUN JUL 24 2011 COC041-250100- /O.CON.KPUB.FF.W.0004.000000T0000Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 456 PM MDT SUN JUL 24 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL EL PASO COUNTY UNTIL 700 PM MDT... AT 453 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH LIGHT TO MODERATE RAINFALL ACROSS THE WARNED AREA. RAINFALL RATES HAVE DECREASED BUT FLOODING OF ROADWAYS...CREEKS AND STREAMS...WILL CONTINUE TO BE A THREAT THROUGH 7 PM. RUNOFF FROM EXCESSIVE RAINFALL WILL CONTINUE TO CAUSE FLASH FLOODING. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...COLORADO SPRINGS...ELLICOTT...PETERSON AFB...SCHRIEVER AFB AND SECURITY. A SPOTTER 4 MILES NORTH NORTHWEST OF SCHRIEVER AFB REPORTED A RAIN TOTAL OF 2.75 INCHES...AND THAT A CREEK WITH 4 FOOT BANKS WAS OVERFLOWING. FLOODING OF THE AREA OF PEYTON HIGHWAY AND HIGHWAY 94 WAS ALSO REPORTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. && LAT...LON 3893 10436 3875 10432 3873 10485 3892 10489 $$
958 WGUS75 KPUB 242313 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 513 PM MDT SUN JUL 24 2011 COC041-250100- /O.CON.KPUB.FF.W.0004.000000T0000Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 513 PM MDT SUN JUL 24 2011 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL EL PASO COUNTY UNTIL 700 PM MDT... AT 511 PM MDT...WEATHER SPOTTERS REPORTED FLOODING OF ROADWAYS EAST OF COLORADO SPRINGS...ALONG AND NORTH OF HIGHWAY 94...WHERE NEARLY 3 INCHES OF RAIN FELL IN A SHORT PERIOD. STREET FLOODING WAS ALSO REPORTED IN PORTIONS OF COLORADO SPRINGS. THE RAINFALL HAS ENDED OR DECREASED IN THE WARNING AREA...BUT WATER LEVELS WILL REMAIN HIGH IN LOW LYING AREAS...AND IN CREEKS AND STREAMS THROUGH 7 PM. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... COLORADO SPRINGS...ELLICOTT...PETERSON AFB...SCHRIEVER AFB AND SECURITY. 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. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR IN A VEHICLE. && LAT...LON 3893 10436 3875 10432 3873 10485 3892 10489 $$
069 WGUS75 KPUB 250003 FFSPUB FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE PUEBLO CO 603 PM MDT SUN JUL 24 2011 COC041-250018- /O.CAN.KPUB.FF.W.0004.000000T0000Z-110725T0100Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EL PASO CO- 603 PM MDT SUN JUL 24 2011 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL EL PASO COUNTY IS CANCELLED... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED... PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF FLOODING WAS OBSERVED PLEASE RELAY YOUR REPORT TO LOCAL LAW ENFORCEMENT OR TO THE NATIONAL WEATHER SERVICE IN PUEBLO. && LAT...LON 3893 10436 3875 10432 3873 10485 3892 10489 $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 7:08 PM MDT | Areal Flood Advisory | PUB | Las Animas | 112 min |
| Jul 24, 3:51 PM MDT | Areal Flood Advisory | PUB | El Paso | 2 hr |
| Jul 24, 4:41 PM MDT | Areal Flood Advisory | PUB | Pueblo | 94 min |
| Jul 24, 4:47 PM MDT | Severe Thunderstorm Warning | PUB | Las Animas | 28 min |
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.