Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Las Cruces, Las Cruces International Airport (KLRU)

Lat: 32.29° N Lon: 106.92° W Elev: 4455 ft.

Fair

100°F

38°C

Humidity 15%
Wind Speed S 8 mph
Barometer 29.99 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 4 Aug 2:55 pm MDT
Detailed forecast for

Southern Dona Ana County/Mesilla Valley

This Afternoon
Sunny, hot with highs around 102. South winds around 5 mph.
Tonight
Mostly clear. Lows in the lower 70s. South winds 5 to 10 mph, becoming northeast after midnight.
Wednesday
Mostly sunny. Highs in the upper 90s. Southeast winds around 5 mph.
Wednesday Night
Partly cloudy. Lows in the lower 70s. Southeast winds around 5 mph, becoming east after midnight.
Thursday
Partly cloudy in the morning, then clearing. Hot with highs around 100. Southeast winds around 5 mph.
Thursday Night
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 50 percent.
Friday
Mostly sunny. Highs in the upper 90s.
Friday Night
Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 70s. Chance of rain 20 percent.
Saturday And Saturday Night
Mostly clear. Highs in the upper 90s. Lows in the lower 70s.
Sunday
Sunny. Highs in the upper 90s.
Sunday Night
Mostly clear. Lows in the lower 70s.
Monday
Sunny, hot with highs around 100.



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1227 PM MDT Tue Aug 4 2026
 
 

Additional Resources

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