| NWS Forecast for: 5 Miles SSW Saint Helena CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA Last Update: 1:34 am PDT May 17, 2026 | |
Today: Sunny, with a high near 23. North wind 14 to 19 km/h increasing to 22 to 27 km/h in the afternoon. Winds could gust as high as 50 km/h. Tonight: Clear, with a low around 21. North wind 24 to 32 km/h, with gusts as high as 65 km/h. Monday: Sunny, with a high near 27. Breezy, with a north wind 30 to 35 km/h decreasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 65 km/h. Monday Night: Clear, with a low around 18. North northwest wind around 11 km/h. Tuesday: Sunny, with a high near 29. North wind 8 to 10 km/h becoming west in the afternoon. Tuesday Night: Clear, with a low around 19. Wednesday: Sunny, with a high near 29. Wednesday Night: Mostly clear, with a low around 18. Thursday: Sunny, with a high near 29. Thursday Night: Clear, with a low around 16. Friday: Sunny, with a high near 26. Friday Night: Mostly clear, with a low around 14. Saturday: Sunny, with a high near 23. | |
| 5 Miles SSW Saint Helena CA 38.44°N 122.5°W (Elev. 1398 m) | |
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