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

Severe Thunderstorm and Tropical Storm Bertha Impacts

Numerous severe thunderstorms are expected across a broad region from the Ohio Valley to the Mid-Atlantic and Northeast States today into tonight. Swaths of damaging wind gusts are expected and some tornadoes are possible. Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the Florida Panhandle westward to southeastern Louisiana later today and Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Palo Alto Airport (KPAO)

Lat: 37.46667°NLon: 122.11667°WElev: 7.0ft.

Mostly Cloudy

84°F

29°C

Humidity 48%
Wind Speed N 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 21 Jul 11:47 AM PDT
Extended Forecast for

Fremont CA

Heat Advisory until July 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 21, 09:00pm

    NOW until 9:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northwest wind 5 to 9 mph.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 62. West wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West wind 5 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 90. Northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 67. Northwest wind 5 to 9 mph.
Wednesday
Sunny, with a high near 81. Light and variable wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Wednesday Night
Increasing clouds, with a low around 62. West wind 6 to 14 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 75. West wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 76.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fremont CA
 37.55°N 121.98°W (Elev. 52 ft)
Last Update:
11:33 am PDT Jul 21, 2026
Forecast Valid:
12pm PDT Jul 21, 2026-6pm PDT Jul 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation