National Weather Service United States Department of Commerce

Unseasonably cold temperatures in the central and eastern U.S. through Wednesday

A powerful cold front has ushered in unseasonably cold temperatures to the central and eastern U.S. for early this week. Freezing temperatures will dive into the Deep South and to the Mid-Atlantic through Wednesday morning. This will be damaging to sensitive vegetation. Numerous Frost Advisories and Freeze Warnings are in effect.
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Current Conditions

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Rancho Cucamonga CA

7 Day Forecast

San Diego, CA

NWS Weather Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 54 °F

Wednesday

Sunny

Sunny

High: 79 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 55 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 75 °F

Thursday
Night

Patchy Fog

Patchy
Fog

Low: 54 °F

Friday

Patchy Fog

Patchy
Fog

High: 71 °F

Friday
Night

Patchy Fog

Patchy
Fog

Low: 54 °F

Saturday

Patchy Fog

Patchy
Fog

High: 75 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 56 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 54. Calm wind.
  • Wednesday Sunny, with a high near 79. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
  • Wednesday Night Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
  • Thursday Mostly sunny, with a high near 75. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
  • Thursday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph.
  • Friday Patchy fog before 11am. Otherwise, partly sunny, with a high near 71.
  • Friday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 54.
  • Saturday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 75.
  • Saturday Night Mostly clear, with a low around 56.
  • Sunday Sunny, with a high near 80.
  • Sunday Night Mostly clear, with a low around 57.
  • Monday Sunny, with a high near 82.
  • Monday Night Partly cloudy, with a low around 56.
  • Tuesday Mostly sunny, with a high near 70.

 

Additional Forecasts and Information

Zone Area Forecast for San Bernardino and Riverside County Valleys -The Inland Empire, CA