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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

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

Mostly Cloudy

57°F

14°C

Humidity 100%
Wind Speed SSE 5 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 23 Feb 05:35 PM PST
Extended Forecast for

Half Moon Bay CA

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 10pm. Cloudy, with a low around 52. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 64. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 64 °F

    Rain Likely
    then Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 8pm. Cloudy, with a low around 52. South wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 52 °F

    Rain Likely

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 64. Northwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. North wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 69.

    High: 69 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly after 10pm. Cloudy, with a low around 52. Light south wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 64. South wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain likely, mainly before 8pm. Cloudy, with a low around 52. South wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
A 20 percent chance of rain before 10am. Mostly cloudy, with a high near 64. Northwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 49. North wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Mostly cloudy, with a high near 69.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly cloudy, with a high near 66.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Sunday
A slight chance of rain. Partly sunny, with a high near 63.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Half Moon Bay CA
 37.48°N 122.42°W (Elev. 397 ft)
Last Update:
2:22 pm PST Feb 23, 2026
Forecast Valid:
5pm PST Feb 23, 2026-6pm PST Mar 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation