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

Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Los Alamos Airport (KLAM)

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

Thunderstorm in Vicinity

78°F

26°C

Humidity 33%
Wind Speed SE 15 mph
Barometer 30.23 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 28 Jul 4:35 pm MDT
Extended Forecast for

Los Alamos Airport NM

Flood Watch until July 28, 09:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until July 28, 09:00pm

    NOW until 9:00pm Tue

    Flood Watch

  • This Afternoon

    High: 92 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before midnight, then a chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    T-storms
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 92. West wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before midnight, then a chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 67.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 66.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Los Alamos Airport NM
 35.88°N 106.27°W (Elev. 6998 ft)
Last Update:
2:15 pm MDT Jul 28, 2026
Forecast Valid:
4pm MDT Jul 28, 2026-6pm MDT Aug 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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