Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

light rain,mist

52°F

11°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 50°F (10°C)
Visibility 1.00 mi
Last update 20 Nov 09:15 AM PST
Extended Forecast for

Sunnyvale CA

  • Today

    Today: Rain, mainly before 10am.  High near 59. South southeast wind 6 to 13 mph becoming north northwest in the morning.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain then
    Chance Rain

  • Tonight

    Tonight: Partly cloudy, with a low around 44. West northwest wind 5 to 8 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 62. North northwest wind 5 to 7 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. West northwest wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64. Northwest wind 6 to 8 mph.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Rain, mainly before 10am. High near 59. South southeast wind 6 to 13 mph becoming north northwest in the morning. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Partly cloudy, with a low around 44. West northwest wind 5 to 8 mph.
Friday
Sunny, with a high near 62. North northwest wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around 43. West northwest wind around 7 mph.
Saturday
Sunny, with a high near 64. Northwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 64.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 46.
Monday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.02°W (Elev. 92 ft)
7:40 am PST Nov 20, 2025
9am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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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