| NWS Forecast for: San Bernardino and Riverside County Valleys-The Inland Empire Issued by: National Weather Service San Diego, CA Last Update: 1229 AM PDT Tue Aug 18 2026 |  |
| Today: Partly cloudy. Highs 95 to 101. Light winds becoming west 10 to 15 mph with gusts to 25 mph this afternoon. Tonight: Partly cloudy. Lows 65 to 70. Areas of winds west 10 to 15 mph in the evening becoming light. Wednesday: Partly cloudy in the morning...becoming mostly sunny. Highs 97 to 104. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon. Wednesday Night: Mostly clear. Lows 66 to 71. Areas of winds west to 10 mph in the evening becoming light. Thursday: Mostly sunny. Highs 98 to 105. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon. Thursday Night: Mostly clear. Lows 66 to 71. Friday: Partly cloudy in the morning...becoming mostly sunny. Highs 95 to 102. Friday Night: Mostly clear. Lows 66 to 71. Saturday: Mostly sunny. Highs 95 to 101. Saturday Night: Mostly clear. Lows 66 to 70. Sunday: Mostly sunny. Highs 94 to 100. Sunday Night: Mostly clear. Lows 64 to 69. Monday: Mostly sunny. Highs 93 to 100. | |
| Zone Forecast: San Bernardino and Riverside County Valleys-The Inland Empire | |
Visit your local NWS office at: https://www.weather.gov/sgx |