| NWS Forecast for: San Bernardino County Mountains Issued by: National Weather Service San Diego, CA Last Update: 159 AM PDT Sun Aug 31 2025 | |
| Today: Mostly sunny this morning...becoming partly cloudy. Highs 74 to 84 above 6000 feet to 84 to 93 below 6000 feet. Areas of winds east to 10 mph becoming southwest 10 mph this afternoon. Tonight: Mostly clear. Lows 51 to 61 above 6000 feet to 62 to 72 below 6000 feet. Areas of winds west 10 mph. Labor Day: Mostly sunny. Highs 75 to 85 above 6000 feet to 86 to 94 below 6000 feet. Areas of winds east to 10 mph becoming south with gusts to 25 mph in the afternoon. Monday Night: Partly cloudy. Lows 52 to 62 above 6000 feet to 63 to 73 below 6000 feet. Areas of winds south 10 mph. Tuesday: Partly cloudy. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Highs 73 to 83 above 6000 feet to 83 to 91 below 6000 feet. Areas of winds south 10 mph. Chance of measurable precipitation 50 percent. Tuesday Night: Partly cloudy. A slight chance of showers in the evening. Lows 55 to 65. Wednesday: Partly cloudy. A chance of showers and a slight chance of thunderstorms in the afternoon. Highs 74 to 84 above 6000 feet to 83 to 91 below 6000 feet. Wednesday Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear overnight. Lows 55 to 65. Thursday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 71 to 81 above 6000 feet to 80 to 88 below 6000 feet. Thursday Night: Mostly clear. Lows 53 to 63. Friday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 68 to 78 above 6000 feet to 77 to 86 below 6000 feet. Friday Night: Mostly clear. Lows 51 to 61. Saturday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 65 to 75 above 6000 feet to 75 to 84 below 6000 feet. | |
| Zone Forecast: San Bernardino County Mountains | |
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