Is there a severe thunderstorm warning in Sierra County, New Mexico?

Yes. The National Weather Service in El Paso issued a Severe Thunderstorm Warning at 4:41 PM MDT for south central Sierra County. It is in effect until 5:30 PM MDT.

What is the storm expected to bring?

The National Weather Service says the storm can produce two inch hail and 60 mph wind gusts. Hail and wind damage to roofs, siding, windows, vehicles, and trees is expected.

Where is the storm and which way is it moving?

At 440 PM MDT, the storm was 7 miles west of Derry, moving northeast at 30 mph. Places named include Arrey, Salem, Derry, Lake Valley, Garfield, and Caballo Lake.

Severe Thunderstorm Warning for Arrey, Dona Ana and Sierra counties, NM: Oct 23, 2026

Key facts

Alert: Severe Thunderstorm Warning (severe)
Issued by: National Weather Service, El Paso Tx/Santa Teresa NM
Areas: Sierra, NM
Places: Arrey, Derry, and Caballo Lake
In effect: until 5:30 PM MDT, Oct 23, 2026
Damage threat: Considerable

The red outline is the area the National Weather Service put under the severe thunderstorm warning. Source: NWS alert polygon. Not to scale with roads.

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What the National Weather Service says

“Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms.”
NWS El Paso Tx/Santa Teresa NM, Severe Thunderstorm Warning, 5:16 PM MDT Oct 23, 2026 · official alert

“HAZARD...Two inch hail and 60 mph wind gusts.”
NWS El Paso Tx/Santa Teresa NM, Severe Thunderstorm Warning, 5:16 PM MDT Oct 23, 2026 · official alert

“For your protection move to an interior room on the lowest floor of a building.”
NWS El Paso Tx/Santa Teresa NM, Severe Thunderstorm Warning, 5:16 PM MDT Oct 23, 2026 · official alert

What to do

Move indoors now. Go to an interior room on the lowest floor of a sturdy building, away from windows. People and animals outdoors can be injured by hail.

Stay alert for a possible tornado. The National Weather Service says tornadoes can develop quickly from severe thunderstorms. If you see one, go at once into a basement or small central room in a sturdy structure.

If you are driving on Interstate 25 between mile markers 42 and 61, the warning covers that stretch. Hail can damage vehicles, so seek sturdy shelter if you can do so safely. Follow the instructions of local officials and the National Weather Service.

Context

FEMA flood-insurance records show 209 claims in Dona Ana County and 15 in Sierra County. These counts cover only insured properties, so they do not show all storm damage. They also reflect flooding, not hail or wind.

Both counties have past federal disaster declarations for severe storms. The most recent in Dona Ana County was number 4886 on July 22, 2025, for severe storms, flooding, and landslides.

Updates

5:30 PM MDT The severe thunderstorm warning expired at 5:30 PM MDT.
5:16 PM MDT The National Weather Service updated the severe thunderstorm warning; it remains in effect until 5:30 PM MDT.
5:01 PM MDT The National Weather Service updated the severe thunderstorm warning; it remains in effect until 5:30 PM MDT.
4:41 PM MDT NWS El Paso Tx/Santa Teresa NM issued the severe thunderstorm warning until 5:30 PM MDT.

History here

Dona Ana County: 209 flood insurance claims in FEMA's National Flood Insurance Program records since 1978, most recent 2026.

Dona Ana County: recent federal disaster declarations

DR-4886 (2025): severe storms, flooding, and landslides
DR-4152 (2013): severe storms, flooding, and mudslides
DR-1659 (2006): severe storms and flooding

Sierra County: 15 flood insurance claims in FEMA's National Flood Insurance Program records since 1979, most recent 2020.

Sierra County: recent federal disaster declarations

DR-4199 (2014): severe storms and flooding
DR-4152 (2013): severe storms, flooding, and mudslides
DR-4148 (2013): severe storms and flooding
DR-1962 (2011): severe winter storm and extreme cold temperatures
DR-1659 (2006): severe storms and flooding

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Questions

Is there a severe thunderstorm warning in Sierra County, New Mexico?: Yes. The National Weather Service in El Paso issued a Severe Thunderstorm Warning at 4:41 PM MDT for south central Sierra County. It is in effect until 5:30 PM MDT.
What is the storm expected to bring?: The National Weather Service says the storm can produce two inch hail and 60 mph wind gusts. Hail and wind damage to roofs, siding, windows, vehicles, and trees is expected.
Where is the storm and which way is it moving?: At 440 PM MDT, the storm was 7 miles west of Derry, moving northeast at 30 mph. Places named include Arrey, Salem, Derry, Lake Valley, Garfield, and Caballo Lake.

Sources

How this page is made. The Herebeat Hazard Desk builds event pages from official U.S. government data (National Weather Service, USGS, FEMA). The text is written with AI from that data; every number and quote is checked against the official source automatically before publishing, and the page is updated when the agency updates the event. The official source is always the reference. Spotted a mistake? info@herebeat.app. About the Hazard Desk.