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

Heavy Rain and Flooding Threat in the Central U.S.; Winter Weather in Northern Alaska

Strong thunderstorms and heavy rain may produce flash flooding across the south-central Plains and lower Mississippi Valley today. The North Slope in Alaska will see the potential for wintry weather through today with ice accumulations possible on roadways. Incoming storms will bring long duration rainfall and strong winds to most of Southcentral Alaska through Friday. Read More >

Current conditions at

Los Alamos Airport (KLAM)

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

Haze

77°F

25°C

Humidity 34%
Wind Speed Vrbl 6 mph
Barometer 30.31 in
Dewpoint 47°F (8°C)
Visibility 6.00 mi
Heat Index78°F (26°C)
Last update 28 Aug 4:55 pm MDT
Extended Forecast for

Los Alamos Airport NM

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly between noon and 3pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 77. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. West wind around 5 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Northwest wind around 5 mph becoming southeast in the morning.

    High: 78 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Labor Day

    Labor Day: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 60%.

    High: 76 °F

    Mostly Sunny
    then Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. West wind around 5 mph.
Friday
Showers and thunderstorms likely, mainly between noon and 3pm. Sunny through mid morning, then becoming mostly cloudy, with a high near 77. Calm wind becoming south around 5 mph in the morning. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 57. West wind around 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Northwest wind around 5 mph becoming southeast in the morning.
Saturday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 56. Northwest wind around 5 mph becoming northeast after midnight. Chance of precipitation is 20%.
Sunday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
Labor Day
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Tuesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 72. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Los Alamos Airport NM
 35.88°N 106.3°W (Elev. 7198 ft)
Last Update:
2:15 pm MDT Aug 28, 2025
Forecast Valid:
5pm MDT Aug 28, 2025-6pm MDT Sep 4, 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