Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Portola - Gulling Street (CQ236)

Lat: 39.81336°NLon: 120.47069°WElev: 4895.0ft.

NA

57°F

14°C

Humidity 29%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 27 Jul 11:00 PM PDT
Extended Forecast for

Portola CA

  • Overnight

    Overnight: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 48. West wind 5 to 10 mph becoming light  in the evening.

    Low: 48 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 50. West wind 5 to 10 mph becoming light south  in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 46. Calm wind.
Tuesday
Sunny, with a high near 88. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Clear, with a low around 48. West wind 5 to 10 mph becoming light in the evening.
Wednesday
Sunny, with a high near 89. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 50. West wind 5 to 10 mph becoming light south in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 91. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Clear, with a low around 51.
Friday
Sunny, with a high near 95.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 94.
Saturday Night
Clear, with a low around 53.
Sunday
Sunny, with a high near 94.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Portola CA
 39.81°N 120.46°W (Elev. 4984 ft)
11:30 pm PDT Jul 27, 2026
12am PDT Jul 28, 2026-6pm PDT Aug 3, 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