Alert archive / New Mexico / Flash Flood Warnings in 2021
Flash Flood Warning 92, NWS El Paso, TX
NWS El Paso, TX issued this flash flood warning at Sep 4, 2021, 2:23 PM MDT for Grant County, Sierra County, New Mexico. 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
- Sep 4, 2021, 2:23 PM MDT (20:23 UTC)
- Expired
- Sep 4, 2021, 5:30 PM MDT
- In force
- 3 hr
- Issued by
- NWS El Paso, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Grant County, NM, Sierra County, NM
The radar
The El Paso radar (KEPZ), 166 km from the middle of the area, began a volume at 20:26 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
Santa Teresa, NM (KEPZ), launched 12:00Z, 8.4 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
- 761 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 1466 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -34 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
100
WGUS54 KEPZ 042023
FFWEPZ
NMC017-051-042330-
/O.NEW.KEPZ.FF.W.0092.210904T2023Z-210904T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
223 PM MDT Sat Sep 4 2021
The National Weather Service in El Paso Tx/Santa Teresa has issued a
* Flash Flood Warning for...
Western Sierra County in south central New Mexico...
Northeastern Grant County in southwestern New Mexico...
* Until 530 PM MDT.
* At 223 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen. Additional rainfall amounts of 0.5 to 1 inch are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Camp Thunderbird and Upper Mimbres Valley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
In hilly terrain there are numerous of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3294 10780 3287 10786 3296 10797 3292 10805
3299 10808 3306 10788
FLASH FLOOD...RADAR INDICATED
$$
JD2 follow-up statements
026
WGUS74 KEPZ 042221
FFSEPZ
Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
421 PM MDT Sat Sep 4 2021
NMC017-051-042330-
/O.CON.KEPZ.FF.W.0092.000000T0000Z-210904T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grant NM-Sierra NM-
421 PM MDT Sat Sep 4 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM MDT THIS
AFTERNOON FOR WESTERN SIERRA AND NORTHEASTERN GRANT COUNTIES...
At 421 PM MDT, Doppler radar indicated thunderstorms produced heavy
rain across the warned area. Between 1 and 2 inches of rain have
fallen. Much of the heavy precipitation has ended. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
mainly rural areas of Western Sierra and Northeastern Grant
Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
In hilly terrain there are numerous of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.
&&
LAT...LON 3299 10785 3295 10782 3289 10787 3300 10800
3305 10788
FLASH FLOOD...RADAR INDICATED
$$
JD062
WGUS74 KEPZ 042326
FFSEPZ
Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
526 PM MDT Sat Sep 4 2021
NMC017-051-042336-
/O.EXP.KEPZ.FF.W.0092.000000T0000Z-210904T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Grant NM-Sierra NM-
526 PM MDT Sat Sep 4 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 530 PM MDT THIS AFTERNOON FOR
WESTERN SIERRA AND NORTHEASTERN GRANT COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3299 10785 3295 10782 3289 10787 3300 10800
3305 10788
$$
JDThe office that day
Everything else NWS El Paso, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 6:02 AM MDT | Areal Flood Advisory | EPZ | Doña Ana, Sierra | 118 min |
| Sep 4, 6:14 AM MDT | Areal Flood Advisory | EPZ | Sierra | 2 hr |
| Sep 4, 11:45 AM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Sep 4, 12:03 PM MDT | Flash Flood Warning | EPZ | Otero | 3 hr |
| Sep 4, 12:41 PM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Sep 4, 12:43 PM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Sep 4, 12:54 PM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Sep 4, 1:03 PM MDT | Flash Flood Warning | EPZ | Otero | 3 hr |
| Sep 4, 1:41 PM MDT | Areal Flood Advisory | EPZ | Grant, Sierra | 3 hr |
| Sep 4, 2:03 PM MDT | Areal Flood Advisory | EPZ | Luna | 117 min |
| Sep 4, 2:19 PM MDT | Areal Flood Advisory | EPZ | Grant | 3 hr |
| Sep 4, 3:04 PM MDT | Areal Flood Advisory | EPZ | Grant, Sierra | 3 hr |
| Sep 4, 3:13 PM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Sep 4, 4:00 PM MDT | Areal Flood Advisory | EPZ | Grant | 2 hr |
| Sep 4, 4:16 PM MDT | Areal Flood Advisory | EPZ | Doña Ana | 119 min |
| Sep 4, 4:23 PM MDT | Areal Flood Advisory | EPZ | Sierra | 3 hr |
| Sep 4, 5:10 PM MDT | Areal Flood Advisory | EPZ | Sierra | 3 hr |
Nearby
Flash Flood Warnings in New Mexico, 2021Every flash flood warning in 2021
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.