Expires:202405182100;;413630 FPUS56 KSGX 180851 ZFPSGX Zone Forecast Product for Extreme Southwest California National Weather Service San Diego CA 151 AM PDT Sat May 18 2024 CAZ048-182100- San Bernardino and Riverside County Valleys-The Inland Empire- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, and Corona 151 AM PDT Sat May 18 2024 .TODAY...Patchy fog this morning. Partly cloudy with patchy drizzle this morning, then mostly sunny this afternoon. Highs 74 to 80. Areas of winds southwest to 10 mph...becoming 10 to 15 mph with gusts to 25 mph this afternoon. .TONIGHT...Mostly clear in the evening, then partly cloudy with patchy fog and drizzle overnight. Lows 44 to 52. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light. .SUNDAY...Mostly cloudy with patchy fog and drizzle in the morning, then sunny in the afternoon. Highs 73 to 79. Areas of winds southwest to 10 mph...becoming 10 to 15 mph with gusts to 25 mph in the afternoon. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with patchy drizzle overnight. Lows 44 to 52. Areas of winds southwest 10 to 15 mph with gusts to 25 mph in the evening becoming light. .MONDAY...Mostly cloudy with patchy drizzle in the morning, then partly cloudy in the afternoon. Highs 68 to 72. Areas of winds south to 10 mph becoming southwest with gusts to 25 mph in the afternoon. .MONDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 42 to 51. .TUESDAY...Mostly cloudy in the morning...becoming mostly sunny. Warmer. Highs 74 to 81. .TUESDAY NIGHT...Mostly clear. Lows 47 to 53. .WEDNESDAY...Partly cloudy in the morning...becoming mostly sunny. Highs 76 to 81. .WEDNESDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 46 to 54. .THURSDAY...Partly cloudy. Highs 73 to 78. .THURSDAY NIGHT...Mostly clear in the evening...becoming partly cloudy. Lows 45 to 53. .FRIDAY...Partly cloudy. Highs 73 to 78. $$