Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

haze

70°F

21°C

Humidity 30%
Wind Speed NE 13 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 37°F (3°C)
Visibility 6.00 mi
Last update 14 Jan 03:15 PM PST
Extended Forecast for

Half Moon Bay CA

  • Tonight

    Tonight: Mostly clear, with a low around 43. East northeast wind around 7 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. East northeast wind 6 to 8 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. East northeast wind around 6 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67. Northeast wind 6 to 9 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. East northeast wind around 6 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

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

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. East northeast wind around 7 mph.
Thursday
Sunny, with a high near 68. East northeast wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 48. East northeast wind around 6 mph.
Friday
Sunny, with a high near 67. Northeast wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 47. East northeast wind around 6 mph.
Saturday
Sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 46.
M.L.King Day
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 61.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.48°N 122.42°W (Elev. 397 ft)
1:24 pm PST Jan 14, 2026
3pm PST Jan 14, 2026-6pm PST Jan 21, 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