Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mist

41°F

5°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Last update 27 Jan 04:15 AM PST
Extended Forecast for

4 Miles E Half Moon Bay CA

  • Today

    Today: Increasing clouds, with a high near 59. South southwest wind 9 to 17 mph, with gusts as high as 23 mph.

    High: 59 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 40 percent chance of rain.  Mostly cloudy, with a low around 50. South wind 5 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain

  • Wednesday

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

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 46. Northeast wind 5 to 7 mph.

    Low: 46 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. North wind around 7 mph.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 59. South southwest wind 9 to 17 mph, with gusts as high as 23 mph.
Tonight
A 40 percent chance of rain. Mostly cloudy, with a low around 50. South wind 5 to 13 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 58. East northeast wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 46. Northeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 61. North wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 51.
Sunday
A slight chance of rain. Partly sunny, with a high near 61.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Half Moon Bay CA
 37.46°N 122.36°W (Elev. 1145 ft)
2:38 am PST Jan 27, 2026
4am PST Jan 27, 2026-6pm PST Feb 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