NWS, American, European side by side around Half Moon Bay and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Half Moon Bay is a small town of about 13,000 people in CA, sitting at 37.5°N in a temperate climate zone. NWS, American, European each forecast Half Moon Bay with their own physics, so we line all three up and flag where they disagree. Nearby towns include El Granada, Hillsborough, San Mateo.
Common questions
What's the weather in Half Moon Bay today?
On this page we show what NWS, American, European each forecast for Half Moon Bay today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Half Moon Bay today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Half Moon Bay and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Half Moon Bay?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Half Moon Bay forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.