Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Overcast

55°F

13°C

Humidity 93%
Wind Speed W 4 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 09 Feb 12:15 AM PST
Extended Forecast for

Cupertino CA

  • Overnight

    Overnight: Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 49. Calm wind becoming northwest around 5 mph.

    Low: 49 °F

    Patchy Fog

  • Monday

    Monday: Mostly cloudy, with a high near 63. North northwest wind around 7 mph.

    High: 63 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 10 percent chance of rain after 4am.  Mostly cloudy, with a low around 46. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 4pm.  High near 61. South wind 3 to 7 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 10pm, then rain, mainly after 10pm.  Low around 47. South wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: Rain likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then rain likely after 1pm.  Mostly cloudy, with a high near 58. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before 4am.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: A slight chance of rain before 10am.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 49. Calm wind becoming northwest around 5 mph.
Monday
Mostly cloudy, with a high near 63. North northwest wind around 7 mph.
Monday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 46. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 4pm. High near 61. South wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 10pm, then rain, mainly after 10pm. Low around 47. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain likely before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of rain, mainly before 4am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 43.
Thursday
A slight chance of rain before 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 60.
Thursday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 41.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 62.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 42.
Saturday
A chance of rain. Mostly cloudy, with a high near 59.
Saturday Night
Rain likely. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Cupertino CA
 37.33°N 122.04°W (Elev. 243 ft)
12:26 am PST Feb 9, 2026
12am PST Feb 9, 2026-6pm PST Feb 15, 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