San Bernardino and Riverside County Valleys-The Inland Empire- Including the cities of Riverside, San Bernardino, Ontario, Moreno Valley, Fontana, Rancho Cucamonga, and Corona 232 AM PDT Thu Apr 25 2024 .TODAY...Patchy fog this morning. Mostly cloudy with a slight chance of showers this morning, then partly cloudy this afternoon. Highs 61 to 66. Areas of winds southwest 10 to 15 mph. Gusts to 25 mph this afternoon. Chance of measurable precipitation 20 percent. .TONIGHT...Partly cloudy in the evening...becoming mostly cloudy overnight with patchy fog. Lows 43 to 51. Areas of winds south 10 to 15 mph. Gusts to 25 mph in the evening. .FRIDAY...Patchy fog in the morning. Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs 61 to 68. Areas of winds south 10 to 20 mph. Gusts to 35 mph in the afternoon. Chance of measurable precipitation 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Patchy fog overnight. Lows 42 to 50. Areas of winds south 10 to 20 mph. Gusts to 35 mph...becoming 25 mph overnight. Chance of measurable precipitation 20 percent. .SATURDAY...Partly cloudy with patchy fog in the morning... becoming mostly sunny. Warmer. Highs 70 to 75. Areas of winds south 10 mph becoming west 10 to 20 mph with gusts to 30 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows 44 to 51. .SUNDAY...Mostly sunny. Highs 75 to 79. .SUNDAY NIGHT...Mostly clear. Lows 47 to 54. .MONDAY...Mostly sunny. Highs 80 to 83. .MONDAY NIGHT...Mostly clear. Lows 50 to 57. .TUESDAY...Mostly sunny. Highs 82 to 86. .TUESDAY NIGHT...Mostly clear. Lows 50 to 56. .WEDNESDAY...Mostly sunny. Highs 77 to 82. $$