| NWS Forecast for: Riverside County Mountains Issued by: National Weather Service San Diego, CA Last Update: 1214 AM PDT Sat Sep 5 2026 | |
| Today: Mostly sunny this morning, then partly cloudy with a slight chance of showers this afternoon. Highs 76 to 86. Areas of winds southwest 10 to 15 mph. Gusts to 30 mph...becoming 25 mph this afternoon. Chance of measurable precipitation less than 20 percent. Tonight: Partly cloudy with a slight chance of showers in the evening, then cloudy with a chance of showers overnight. Lows 53 to 63. Areas of winds west 10 to 15 mph with gusts to 25 mph. Chance of measurable precipitation 30 percent. Sunday: Cloudy in the morning...becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs 71 to 81. Areas of winds west 10 to 15 mph with gusts to 25 mph. Chance of measurable precipitation 50 percent. Sunday Night: Partly cloudy. A slight chance of showers in the evening. Lows 52 to 62. Areas of winds west 10 to 15 mph with gusts to 25 mph...becoming to 10 mph overnight. Chance of measurable precipitation 20 percent. Labor Day: Partly cloudy. A slight chance of showers in the afternoon. Warmer. Highs 77 to 87. Areas of winds west 10 to 15 mph. Chance of measurable precipitation 20 percent. Monday Night: Mostly clear in the evening...becoming partly cloudy. Lows 53 to 63. Tuesday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers in the afternoon. Highs 81 to 91. Tuesday Night: Mostly clear in the evening...becoming partly cloudy. Lows 56 to 66. Wednesday: Partly cloudy. A slight chance of showers in the afternoon. Highs 81 to 91. Wednesday Night: Partly cloudy in the evening...becoming mostly clear. Lows 56 to 66. Thursday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 81 to 91. Thursday Night: Partly cloudy with a slight chance of showers in the evening, then mostly clear overnight. Lows 54 to 64. Friday: Mostly sunny. Highs 79 to 89. | |
| Zone Forecast: Riverside County Mountains | |
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