Alert archive / New Mexico / Flash Flood Warnings in 2012
Flash Flood Warning 7, NWS El Paso, TX
NWS El Paso, TX issued this flash flood warning at Aug 18, 2012, 3:07 PM MDT for Grant County, New Mexico. It was in force for 3 hr. 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
- Aug 18, 2012, 3:07 PM MDT (21:07 UTC)
- Expired
- Aug 18, 2012, 6:00 PM MDT
- In force
- 3 hr
- Issued by
- NWS El Paso, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Grant County, NM
The radar
The El Paso radar (KEPZ), 166 km from the middle of the area, began a volume at 21:06 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 18, 4:08 PM MDT | FLASH FLOOD | Santa Clara, NM | DISPATCH REPORTS WATER COMING OVER RAILROAD ROAD IN SANTA CLARA AT THE LOW WATER CROSSSING |
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, 9.1 hours before the alert went out and 166 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
- 748 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 870 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 25 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.
117 WGUS54 KEPZ 182107 FFWEPZ NMC017-190000- /O.NEW.KEPZ.FF.W.0007.120818T2107Z-120819T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE EL PASO TX 307 PM MDT SAT AUG 18 2012 THE NATIONAL WEATHER SERVICE IN EL PASO HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL GRANT COUNTY IN SOUTHWEST NEW MEXICO... * UNTIL 600 PM MDT * AT 306 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. * LOCATIONS IMPACTED INCLUDE... ARENAS VALLEY... COBRE... FIERRO... HANOVER... NORTH HURLEY... PINOS ALTOS... HURLEY... FORT BAYARD... SANTA CLARA... BAYARD... CHERRY CREEK CAMPGROUND... PRECAUTIONARY/PREPAREDNESS ACTIONS... ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS AND MOVE TO HIGHER GROUND. IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. MOTORISTS NEAR SANTA CLARA SHOULD BE ESPECIALLY WARY OF WATER OVER THE ROAD. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. && LAT...LON 3293 10804 3252 10801 3252 10825 3292 10824 $$ JMG
2 follow-up statements
304 WGUS74 KEPZ 182225 FFSEPZ FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EL PASO TX 425 PM MDT SAT AUG 18 2012 NMC017-190000- /O.CON.KEPZ.FF.W.0007.000000T0000Z-120819T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ GRANT NM- 425 PM MDT SAT AUG 18 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL GRANT COUNTY UNTIL 600 PM MDT... AT 425 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THAT FLASH FLOODING WAS OCCURRING IN SANTA CLARA ALONG RACETRACK ROAD. LOCATIONS IMPACTED INCLUDE... ARENAS VALLEY... COBRE... FIERRO... HANOVER... NORTH HURLEY... PINOS ALTOS... HURLEY... FORT BAYARD... SANTA CLARA... BAYARD... CHERRY CREEK CAMPGROUND... PRECAUTIONARY/PREPAREDNESS ACTIONS... FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS AND MOVE TO HIGHER GROUND IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. IT ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. && LAT...LON 3293 10804 3252 10801 3252 10825 3292 10824 $$ JMG
365 WGUS74 KEPZ 182350 FFSEPZ FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EL PASO TX 550 PM MDT SAT AUG 18 2012 NMC017-190005- /O.EXP.KEPZ.FF.W.0007.000000T0000Z-120819T0000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ GRANT NM- 550 PM MDT SAT AUG 18 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL GRANT COUNTY WILL BE ALLOWED TO EXPIRE AT 600 PM MDT... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. ARROYOS OR STREAMS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...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 3293 10804 3252 10801 3252 10825 3292 10824 $$ JMG
The office that day
Everything else NWS El Paso, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:42 PM MDT | Areal Flood Advisory | EPZ | Grant | 2 hr |
| Aug 18, 4:21 PM MDT | Severe Thunderstorm Warning | EPZ | Grant | 39 min |
| Aug 18, 4:59 PM MDT | Severe Thunderstorm Warning | EPZ | Grant | 46 min |
| Aug 18, 5:24 PM MDT | Severe Thunderstorm Warning | EPZ | Grant | 36 min |
Nearby
Flash Flood Warnings in New Mexico, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.