| NWS Forecast for: Riverside County Mountains Issued by: National Weather Service San Diego, CA Last Update: 1230 AM PDT Sat Jul 18 2026 | |
| Tonight: Mostly clear this evening...becoming partly cloudy. Lows 57 to 67. Areas of winds west 10 to 15 mph with gusts to 25 mph. Sunday: Partly cloudy. Highs 83 to 93. Areas of winds west 10 to 15 mph. Gusts to 30 mph in the afternoon. Sunday Night: Mostly clear in the evening...becoming partly cloudy overnight with patchy fog. Lows 57 to 67. Areas of winds west 15 to 25 mph. Gusts to 40 mph...becoming 30 mph overnight. Monday: 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. Monday Night: Partly cloudy in the evening...becoming mostly clear. Lows 57 to 67. Areas of winds west 10 to 15 mph with gusts to 25 mph. Tuesday: Mostly sunny. Highs 83 to 93. Tuesday Night: Mostly clear. Lows 58 to 68. Wednesday: Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs 85 to 95. Wednesday Night: Partly cloudy in the evening...becoming mostly clear. A slight chance of showers. Lows 61 to 71. Thursday: Mostly sunny in the morning, then partly cloudy with a chance of showers and a slight chance of thunderstorms in the afternoon. Highs 86 to 96. Thursday Night: Partly cloudy with a slight chance of showers in the evening, then mostly clear overnight. Lows 60 to 70. Friday: Mostly sunny with a slight chance of showers in the morning, then partly cloudy with a chance of showers and a slight chance of thunderstorms in the afternoon. Highs 84 to 94. Friday Night: Partly cloudy in the evening...becoming mostly clear. Lows 59 to 69. Saturday: Mostly sunny. A slight chance of showers in the afternoon. Highs 85 to 95. | |
| Zone Forecast: Riverside County Mountains | |
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