National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Current Conditions

San Bernardino and Riverside County Valleys -The Inland Empire

Zone Forecast

  • Tonight Partly cloudy in the evening...becoming mostly cloudy. Patchy fog overnight. Lows 51 to 57. Light winds.
  • Friday Cloudy in the morning...becoming partly cloudy. Patchy fog in the morning. Patchy drizzle in the morning. Highs 74 to 79. Light winds becoming southwest 15 mph in the afternoon.
  • Friday Night Mostly cloudy. Slight chance of showers in the evening...then showers overnight. Lows 51 to 56. Areas of winds south 15 mph.
  • Saturday Cloudy with showers likely in the morning...then mostly cloudy with a slight chance of showers in the afternoon. Highs 64 to 69. Light winds. Chance of measurable precipitation 70 percent.
  • Saturday Night Partly cloudy. Slight chance of showers in the evening. Colder. Lows 42 to 49. Areas of winds west 15 mph with gusts to 25 mph in the evening becoming light. Chance of measurable precipitation 20 percent.
  • Sunday Partly cloudy in the morning...becoming mostly sunny. Highs 67 to 72.
  • Sunday Night Mostly clear. Lows 43 to 50.
  • Monday Mostly sunny. Highs 73 to 78.
  • Monday Night Mostly clear. Lows 45 to 52.
  • Tuesday Mostly sunny. Highs 77 to 82.
  • Tuesday Night Mostly clear. Lows 48 to 56.
  • Wednesday Mostly sunny. Highs 82 to 87.
  • Wednesday Night Mostly clear. Lows 51 to 58.
  • Thursday Mostly sunny. Highs 83 to 88.