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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

Lat: 37.40583°NLon: 122.04806°WElev: 33.0ft.

Overcast

63°F

17°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 18 Sep 09:15 AM PDT
Extended Forecast for

2 Miles NNW Santa Clara CA

  • Today

    Today: Patchy fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Light northwest wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 56. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 81. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 56. West wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 74. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 77. Light northwest wind increasing to 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 56. North northwest wind 5 to 9 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 81. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Increasing clouds, with a low around 56. West wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 74. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 55.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Santa Clara CA
 37.39°N 121.97°W (Elev. 26 ft)
Last Update:
1:26 am PDT Sep 18, 2026
Forecast Valid:
9am PDT Sep 18, 2026-6pm PDT Sep 24, 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