National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hot Temperatures in the West; Heavy Rainfall and Flooding Potential in the Southwest

Hot to extremely hot temperatures are in place across coastal southern California again today and the interior Northwest U.S into Thursday, with the Pacific Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring heavy rainfall and the potential for flooding through the week. Read More >

Current conditions at

Los Alamos Airport (KLAM)

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

Fair

66°F

19°C

Humidity 52%
Wind Speed NE 5 mph
Barometer 30.42 in
Dewpoint 48°F (9°C)
Visibility 7.00 mi
Last update 3 Sep 9:35 am MDT
Extended Forecast for

Los Alamos Airport NM

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming northwest after midnight.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. West wind around 5 mph becoming north after midnight.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 71. North wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%.

    High: 71 °F

    Chance
    Showers then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.

    High: 74 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 58. Southeast wind around 5 mph becoming northwest after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. West wind around 5 mph becoming north after midnight.
Friday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 71. North wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Saturday
A chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 54.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 54.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Los Alamos Airport NM
 35.88°N 106.3°W (Elev. 7198 ft)
Last Update:
6:01 am MDT Sep 3, 2025
Forecast Valid:
9am MDT Sep 3, 2025-6pm MDT Sep 9, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation