Alert archive / New Mexico / Flash Flood Warnings in 2011
Flash Flood Warning 9, NWS El Paso, TX
NWS El Paso, TX issued this flash flood warning at Jul 24, 2011, 1:47 PM MDT for Grant County, New Mexico. It was in force for 118 min. 1 report 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, 1:47 PM MDT (19:47 UTC)
- Expired
- Jul 24, 2011, 3:45 PM MDT
- In force
- 118 min
- Issued by
- NWS El Paso, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Grant County, NM
The radar
The El Paso radar (KEPZ), 187 km from the middle of the area, began a volume at 19:49 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, 2:45 PM MDT | FLASH FLOOD | Silver City, NM | FLOODING OCCURED ALONG COTTAGE SAN ROAD JUST NORTH OF SILVER CITY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Santa Teresa, NM (KEPZ), launched 12:00Z, 7.8 hours before the alert went out and 187 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
- 628 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 993 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
182 WGUS54 KEPZ 241947 FFWEPZ NMC017-242145- /O.NEW.KEPZ.FF.W.0009.110724T1947Z-110724T2145Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE EL PASO TX 147 PM MDT SUN JUL 24 2011 THE NATIONAL WEATHER SERVICE IN EL PASO HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL GRANT COUNTY IN SOUTHWEST NEW MEXICO... * UNTIL 345 PM MDT * AT 144 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. * LOCATIONS IMPACTED INCLUDE... SILVER CITY... LAKE ROBERTS... MANGAS SPRINGS... LITTLE WALNUT VILLAGE... ARENAS VALLEY... COBRE... FIERRO... HANOVER... TYRONE... PINOS ALTOS... SAPILLO CAMPGROUND... MCMILLAN CAMPGROUND... CHERRY CREEK CAMPGROUND... ONE HOUR RADAR RAINFALL ESTIMATES HAVE BEEN IN EXCESS OF INCH OVER PORTIONS OF THE WARNED AREA WITH AN ADDITIONAL ONE TO TWO INCHES THROUGH 345 PM LAT...LON 3310 10806 3277 10805 3260 10864 3286 10865 $$ MACBLAIN
1 follow-up statement
860 WGUS74 KEPZ 242142 FFSEPZ FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EL PASO TX 342 PM MDT SUN JUL 24 2011 NMC017-242157- /O.EXP.KEPZ.FF.W.0009.000000T0000Z-110724T2145Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ GRANT NM- 342 PM MDT SUN JUL 24 2011 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL GRANT COUNTY WILL BE ALLOWED TO EXPIRE AT 345 PM MDT... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA... ENDING THE FLOOD THREAT. BE AWARE OF DEBRIS SCATTERED ACROSS ROADWAYS AT WASHES AND LOW WATER CROSSINGS. IF YOU HAVE OBSERVED FLOODING...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. LAT...LON 3310 10806 3277 10805 3260 10864 3286 10865 $$ MACBLAIN
The office that day
Everything else NWS El Paso, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 6:50 PM MDT | Areal Flood Advisory | EPZ | Luna | 115 min |
| Jul 24, 1:15 PM MDT | Areal Flood Advisory | EPZ | Grant | 2 hr |
| Jul 24, 1:20 PM MDT | Areal Flood Advisory | EPZ | Otero | 115 min |
| Jul 24, 2:45 PM MDT | Areal Flood Advisory | EPZ | Grant | 60 min |
| Jul 24, 4:04 PM MDT | Areal Flood Advisory | EPZ | Otero | 116 min |
| Jul 24, 4:22 PM MDT | Severe Thunderstorm Warning | EPZ | Hidalgo | 38 min |
| Jul 24, 4:46 PM MDT | Areal Flood Advisory | EPZ | Hidalgo | 16 min |
| Jul 24, 4:54 PM MDT | Areal Flood Advisory | EPZ | Grant | 2 hr |
| Jul 24, 5:09 PM MDT | Flash Flood Warning | EPZ | Grant | 3 hr |
| Jul 24, 5:56 PM MDT | Flash Flood Warning | EPZ | Grant | 119 min |
Nearby
Flash Flood Warnings in New Mexico, 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.