Alert archive / New Mexico / Flash Flood Warnings in 2021
Flash Flood Warning 23, NWS El Paso, TX
NWS El Paso, TX issued this flash flood warning at Jul 18, 2021, 3:17 PM MDT for Doña Ana County, Otero 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
- Jul 18, 2021, 3:17 PM MDT (21:17 UTC)
- Expired
- Jul 18, 2021, 6:15 PM MDT
- In force
- 3 hr
- Issued by
- NWS El Paso, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Doña Ana County, NM, Otero County, NM
The radar
The El Paso radar (KEPZ), 67 km from the middle of the area, began a volume at 21:17 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, 9.3 hours before the alert went out and 67 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
- 84 J/kg
- Mixed-layer CIN
- -194 J/kg
- Mixed-layer LCL
- 1852 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
612
WGUS54 KEPZ 182117
FFWEPZ
NMC013-035-182315-
/O.NEW.KEPZ.FF.W.0023.210718T2117Z-210718T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
317 PM MDT Sun Jul 18 2021
The National Weather Service in El Paso Tx/Santa Teresa has issued a
* Flash Flood Warning for...
East Central Dona Ana County in south central New Mexico...
West Central Otero County in south central New Mexico...
* Until 515 PM MDT.
* At 317 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 1 to 2 inches 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. Flooding and
debris slides will be possible across US70 near Owens
Road.
* Some locations that will experience flash flooding include...
White Sands Missile Range Headquarters and Portions of Jornada
Experimental Range.
This includes the following highways...
Highway 70 in New Mexico between mile markers 165 and 180.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3233 10655 3259 10657 3258 10644 3256 10639
3250 10627 3232 10629 3224 10636
FLASH FLOOD...RADAR INDICATED
$$
TSB2 follow-up statements
426
WGUS54 KEPZ 182312
FFWEPZ
NMC013-035-190015-
/O.EXT.KEPZ.FF.W.0023.000000T0000Z-210719T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service El Paso Tx/Santa Teresa NM
512 PM MDT Sun Jul 18 2021
The National Weather Service in El Paso Tx/Santa Teresa has extended
the
* Flash Flood Warning for...
East Central Dona Ana County in south central New Mexico...
West Central Otero County in south central New Mexico...
* Until 615 PM MDT.
* At 512 PM MDT, the public reported thunderstorms producing heavy
rain across the warned area. Between 2 and 3 inches of rain have
fallen. Additional rainfall amounts of 0.5 to 1 inch are possible
in the warned area. Flash flooding is ongoing or expected to begin
shortly. Rain is slowing, but flash flooding will continue for the
next hour.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Public reported.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
White Sands Missile Range Headquarters and Portions of Jornada
Experimental Range.
This includes the following highways...
Highway 70 in New Mexico between mile markers 165 and 180.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses
to cross flooded roads. Find an alternate route.
&&
LAT...LON 3233 10655 3259 10657 3258 10644 3256 10639
3250 10627 3232 10629 3224 10636
FLASH FLOOD...OBSERVED
$$
TB571
WGUS74 KEPZ 190020
FFSEPZ
Flash Flood Statement
National Weather Service El Paso Tx/Santa Teresa NM
620 PM MDT Sun Jul 18 2021
NMC013-035-190030-
/O.EXP.KEPZ.FF.W.0023.000000T0000Z-210719T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dona Ana NM-Otero NM-
620 PM MDT Sun Jul 18 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR EAST CENTRAL DONA ANA AND
WEST CENTRAL OTERO COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3233 10655 3259 10657 3258 10644 3256 10639
3250 10627 3232 10629 3224 10636
$$
TSBThe office that day
Everything else NWS El Paso, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 6:24 PM MDT | Areal Flood Advisory | EPZ | Doña Ana | 3 hr |
| Jul 17, 6:33 PM MDT | Areal Flood Advisory | EPZ | Sierra | 3 hr |
| Jul 17, 7:26 PM MDT | Areal Flood Advisory | EPZ | Sierra | 4 hr |
| Jul 18, 2:28 AM MDT | Flash Flood Watch | EPZ | Grant, Hidalgo, Luna, Otero, Sierra | 22 hr |
| Jul 18, 2:59 PM MDT | Areal Flood Advisory | EPZ | Otero | 3 hr |
| Jul 18, 5:41 PM MDT | Flash Flood Warning | 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.