| NWS Forecast for: Riverside County Mountains Issued by: National Weather Service San Diego, CA Last Update: 1210 AM PDT Sat Aug 15 2026 | |
| Today: Mostly sunny this morning, then partly cloudy with a slight chance of showers and thunderstorms this afternoon. Highs 78 to 88. Areas of winds southeast to 10 mph becoming west 10 mph this afternoon. Chance of measurable precipitation 20 percent. Tonight: Partly cloudy. Lows 55 to 65. Areas of winds northwest to 10 mph. Sunday: Mostly sunny in the morning...becoming partly cloudy. Highs 81 to 91. Areas of winds west to 10 mph...becoming 10 to 15 mph with gusts to 25 mph in the afternoon. Sunday Night: Mostly clear. Lows 56 to 66. Areas of winds west 10 to 15 mph with gusts to 25 mph...becoming to 10 mph overnight. Monday: Mostly sunny. Highs 84 to 94. Areas of winds west 10 mph. Monday Night: Mostly clear. Lows 58 to 68. Tuesday: Mostly sunny. Highs 86 to 96. Tuesday Night: Mostly clear. Lows 59 to 69. Wednesday: Mostly sunny. Highs 87 to 97. Wednesday Night: Mostly clear. Lows 60 to 70. Thursday: Mostly sunny. Highs 87 to 97. Thursday Night: Mostly clear. Lows 60 to 70. Friday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs 87 to 97. | |
| Zone Forecast: Riverside County Mountains | |
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