| National Weather Service Forecast for:
Big Bear Lake CA Issued by: National Weather Service San Diego, CA |
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| Updated: 12:34 am PDT Aug 20, 2026 | ||||||||||||||||||
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| Overnight |
Mostly clear, with a low around 56. Southwest wind around 5 mph. |
| Thursday |
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Thursday Night |
Mostly clear, with a low around 55. Southwest wind 5 to 10 mph. |
| Friday |
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%. |
| Friday Night |
Partly cloudy, with a low around 55. Southwest wind 5 to 10 mph becoming light after midnight. |
| Saturday |
A slight chance of showers and thunderstorms after 11am. Sunny, with a high near 84. Chance of precipitation is 20%. |
| Saturday Night |
Mostly clear, with a low around 55. |
| Sunday |
Sunny, with a high near 84. |
| Sunday Night |
Mostly clear, with a low around 53. |
| Monday |
Sunny, with a high near 84. |
| Monday Night |
Mostly clear, with a low around 54. |
| Tuesday |
A slight chance of showers. Sunny, with a high near 84. |
| Tuesday Night |
Mostly clear, with a low around 54. |
| Wednesday |
A slight chance of showers. Sunny, with a high near 84. |
Forecast from NOAA-NWS for Big Bear Lake CA.
