Flash Flood Warning issued September 23 at 2:23AM MDT until September 23 at 4:30AM MDT by NWS El Paso Tx/Santa Teresa NM The National Weather Service in El Paso Tx/Santa Teresa NM has issued a Flash Flood Warning for Dona Ana, NM; El Paso, TX until 4:30 AM MDT. This is a live snapshot as of 1:31 AM PDT. Conditions change fast — always verify with the National Weather Service for your specific county or ZIP code.
For restoration teams, a flash flood warning is the interior water-intrusion call window: saturated drywall and insulation, flooded basements and crawl spaces, sewer backups in low-lying neighborhoods, and vehicles ruined in submerged underpasses — the exact jobs mitigation crews see most.
Dona Ana, NM — Flash Flood Warning
Issuing office: NWS El Paso Tx/Santa Teresa NM. Issued: 2:23 AM MDT. Expires: 4:30 AM MDT.
FFWEPZ
The National Weather Service in El Paso Tx/Santa Teresa has issued a
* Flash Flood Warning for…
South Central Dona Ana County in south central New Mexico…
Western El Paso County in western Texas…
* Until 430 AM MDT.
* At 223 AM MDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1 inch of rain
has fallen. Additional rainfall amounts up to 0.5 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD…Flash flooding caused by thunderstorms.
SOURCE…Radar indicated.
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…
Santa Teresa, Canutillo, Chamberino, La Union, La Mesa, Union
Pacific Intermodal Terminal and Afton Generating Plant.
Named locations in the warning path: Santa Teresa, Canutillo, Chamberino, La Union, La Mesa, Union Pacific Intermodal Terminal and Afton Generating Plant.
Source: the NWS active alerts feed.
Stay safe tonight
Turn around, don’t drown. Most flood deaths occur in vehicles — never drive through flooded roadways or around barricades. Six inches of moving water can knock an adult down; a foot can sweep a car away.
If water enters your home: stay out of standing water where electricity may be present, avoid the basement until the water recedes and the power is confirmed off, and photograph everything before cleanup begins — documentation matters for insurance. Then call a local restoration contractor. Water left sitting starts a second wave of damage (mold, swelling, odor) within a day.
NWS instruction: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.
What this means for restoration teams
Flash flood warnings translate into a predictable damage profile: interior water intrusion at doorways and foundation walls, saturated drywall and insulation requiring flood cuts, flooring loss, sewage backup in low-lying areas, and soaked vehicles and outbuildings. Mold risk starts at 24–48 hours on wet porous materials.
The play: stage equipment now — air movers, dehumidifiers, extraction units — pre-position drying assets near the warned corridor, and keep an on-call rotation through the morning. Capture the address, the water source (clean rainwater vs. contaminated floodwater), and every affected room on the first call; it determines the mitigation category and the estimate.
Field discipline: photo-document before mitigation starts, moisture-map every affected room (not just the visibly wet ones), and keep the homeowner’s payment responsibility clear in writing before work begins. Floodwater is almost always Category 3 — treat it as contaminated and do not let homeowners wade through it to “save” belongings.
FEMA & federal assistance
FEMA Helpline 1-800-621-3362 (7 a.m.–10 p.m. local, 7 days). DisasterAssistance.gov, the FEMA app, and fema.gov/drc for recovery centers. Basic eligibility: citizenship or qualified status, identity verification, proof of occupancy or ownership, and unmet needs not covered by insurance. Apply as soon as it is safe to do so.
Looking ahead
When this warning expires at 4:30 AM MDT, the danger does not necessarily end. Flooded creeks can crest after the heaviest rain has passed, downed lines and weakened trees keep roads dangerous, and additional storm rounds may follow. Watch for updated NWS alerts before heading out.
Demand window note: damage-discovery calls typically start within hours and keep coming for days as people find what the storm left behind — wicking drywall, buckling floors, musty odors, and hail marks show up 24–72 hours later. Restoration teams should expect the intake line to stay busy well past the warning’s expiration.
Sources & how to verify
- NWS active alerts feed
- National Weather Service in El Paso Tx/Santa Teresa NM office page
- Check weather.gov for your county or ZIP code.
This post is for informational purposes and is not an official weather warning. Always follow instructions from local authorities and the National Weather Service.
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