San Bernardino, CA Weather - Tomorrow’s Forecast

Saturday

Heavy rain

High:
66°F

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 66. Light southeast wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

Saturday Night

Showers

Overnight low:
48°F

Showers and possibly a thunderstorm. Low around 48. South wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.