Local weather forecast

Weather in Half Moon Bay, CA

Updated 2026-08-11 09:15 local time · ZIP codes 94019

Cloudy
Now58°F

Cloudy

High / Low62° / 57°
Rain chance52%
Wind6 mph
Weather alerts

Active alerts

3
Small Craft Advisory issued August 10 at 8:31PM PDT until August 11 at 3:00AM PDT by NWS San Francisco CA

* WHAT...Northwest winds 15 to 25 kt. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...Until 3 AM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued August 11 at 2:44AM PDT until August 12 at 3:00PM PDT by NWS San Francisco CA

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 ft expected. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...From 9 PM this evening to 3 PM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued August 11 at 2:44AM PDT until August 11 at 3:00AM PDT by NWS San Francisco CA

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 7 to 11 ft expected. * WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM. * WHEN...From 9 PM this evening to 3 PM PDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowCloudy58°38% rain
10 AMFog58°38% rain
11 AMPatchy rain nearby59°38% rain
12 PMPatchy rain nearby59°36% rain
1 PMOvercast61°33% rain
2 PMOvercast62°32% rain
3 PMOvercast62°32% rain
4 PMOvercast61°31% rain
5 PMOvercast61°32% rain
6 PMOvercast60°33% rain
7 PMMist59°33% rain
8 PMFog58°35% rain
Forecast

3-day weather forecast

Today2026-08-11
Fog
62° 57°Fog
Rain 52%Gust 8 mph
Tomorrow2026-08-12
Patchy rain nearby
66° 57°Patchy rain nearby
Rain 47%Gust 10 mph
Thursday2026-08-13
Patchy rain nearby
64° 58°Patchy rain nearby
Rain 62%Gust 13 mph
Conditions

Weather details

Feels like57°F
Humidity100%
Pressure29.99 inHg
Visibility3 mi
Wind6 mph SSW
Wind gusts7 mph
Precipitation0.00 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise06:22 AM
Sunset08:07 PM
Moonrise04:34 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella may help

There is a moderate rain chance, peaking near 38%.

Light layers should work

It feels like 57°F with winds near 6 mph.

Best window: 4 PM

61°F, 31% rain chance and 8 mph wind.

Allow a little extra driving time

Visibility is around 3 mi; gusts may reach 9 mph.

Run with a few weather adjustments

Current temperature is 58°F, wind 6 mph, rain chance up to 38%.

Low UV protection needs

UV index is 2.

Half Moon Bay weather today

Cloudy and 58°F in Half Moon Bay, CA. Today's high is 62°F with a 52% rain chance. Winds are around 6 mph with gusts near 7 mph. Relative humidity is 100%, pressure is 29.99 inHg, and visibility is about 3 miles.

Tonight and tomorrow in Half Moon Bay

Sunrise is at 06:22 AM and sunset is at 08:07 PM. Tomorrow's forecast calls for Patchy rain nearby with a high near 66°F and a low near 57°F. The maximum rain chance is 47%.

Nearby

Weather near Half Moon Bay

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