Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

Lat: 37.5136°NLon: 122.4996°WElev: 65.0ft.

Mist

54°F

12°C

Humidity 100%
Wind Speed NNW 11 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 54°F (12°C)
Visibility 5.00 mi
Last update 26 May 11:35 PM PDT
Extended Forecast for

3 Miles SW Hillsborough CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. West northwest wind 8 to 18 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Southwest wind 6 to 11 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly after 8pm.  Mostly cloudy, with a steady temperature around 51. West southwest wind 7 to 9 mph becoming south after midnight.

    Low: 51 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 62. Southeast wind 7 to 9 mph becoming south southwest in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Southwest wind 6 to 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. West northwest wind 8 to 18 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 58. Southwest wind 6 to 11 mph.
Wednesday Night
A 40 percent chance of rain, mainly after 8pm. Mostly cloudy, with a steady temperature around 51. West southwest wind 7 to 9 mph becoming south after midnight.
Thursday
A 30 percent chance of rain, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 62. Southeast wind 7 to 9 mph becoming south southwest in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, with a low around 49. Southwest wind 6 to 9 mph.
Friday
Partly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Hillsborough CA
 37.52°N 122.4°W (Elev. 1293 ft)
11:26 pm PDT May 26, 2026
11pm PDT May 26, 2026-6pm PDT Jun 2, 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