Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Los Alamos Airport (KLAM)

Lat: 35.88°NLon: 106.27°WElev: 7171ft.

Fair

85°F

29°C

Humidity 23%
Wind Speed SE 8 mph
Barometer 30.35 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 21 Aug 6:15 pm MDT
Extended Forecast for

Alcalde NM

  • Tonight

    Tonight: Isolated showers and thunderstorms before 9pm.  Partly cloudy, with a low around 57. Southeast wind 5 to 10 mph becoming north after midnight.  Chance of precipitation is 20%.

    Low: 57 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Isolated showers and thunderstorms after noon.  Sunny, with a high near 94. Light and variable wind becoming south 10 to 15 mph in the afternoon.  Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Isolated
    T-storms

  • Saturday Night

    Saturday Night: Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight.  Partly cloudy, with a low around 59. Southwest wind 10 to 15 mph becoming northeast 5 to 10 mph in the evening.  Chance of precipitation is 20%.

    Low: 59 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Isolated showers and thunderstorms after noon.  Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon.  Chance of precipitation is 20%.

    High: 93 °F

    Sunny then
    Isolated
    T-storms

  • Sunday Night

    Sunday Night: Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight.  Partly cloudy, with a low around 58. West wind 5 to 10 mph becoming northeast in the evening.  Chance of precipitation is 20%.

    Low: 58 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 57. Southeast wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 20%.
Saturday
Isolated showers and thunderstorms after noon. Sunny, with a high near 94. Light and variable wind becoming south 10 to 15 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight. Partly cloudy, with a low around 59. Southwest wind 10 to 15 mph becoming northeast 5 to 10 mph in the evening. Chance of precipitation is 20%.
Sunday
Isolated showers and thunderstorms after noon. Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Isolated showers and thunderstorms before 9pm, then isolated showers between 9pm and midnight. Partly cloudy, with a low around 58. West wind 5 to 10 mph becoming northeast in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 94.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Alcalde NM
 36.09°N 106.07°W (Elev. 5728 ft)
6:02 pm MDT Aug 21, 2026
6pm MDT Aug 21, 2026-6pm MDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database