National Weather Service United States Department of Commerce

Unsettled weather in store for eastern U.S. into weekend

A complex weather system moving across the eastern U.S. will bring a variety of hazardous weather to the region on Friday and into the weekend. Much colder weather is expected by Saturday, along with numerous showers and accumulating snow in the higher elevations of the Appalachians. Rain and snow will move into northern New England on Sunday.
Read More...

Current Conditions

En Español

Share |

Diamond Bar CA

7 Day Forecast

Late
Afternoon

Partly Sunny

Partly
Sunny

High: 74 °F

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 57 °F

Saturday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 66 °F

Saturday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 50 °F

Sunday

Sunny

Sunny

High: 70 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 48 °F

Monday

Sunny

Sunny

High: 72 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 49 °F

Tuesday

Sunny

Sunny

High: 81 °F

Detailed Forecast

  • Late Afternoon Partly sunny, with a high near 74. West southwest wind around 5 mph.
  • Tonight Rain. Low around 57. Southwest wind 5 to 10 mph. Chance of precipitation is 100%.
  • Saturday A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 66. Light south southwest wind becoming west southwest 5 to 10 mph in the afternoon.
  • Saturday Night A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 50. West southwest wind 5 to 10 mph becoming light in the evening.
  • Sunday Sunny, with a high near 70. North wind 5 to 10 mph becoming west southwest in the morning.
  • Sunday Night Mostly clear, with a low around 48.
  • Monday Sunny, with a high near 72.
  • Monday Night Mostly clear, with a low around 49.
  • Tuesday Sunny, with a high near 81.
  • Tuesday Night Mostly clear, with a low around 54.
  • Wednesday Sunny, with a high near 86.
  • Wednesday Night Mostly clear, with a low around 55.
  • Thursday Sunny, with a high near 86.
  • Thursday Night Mostly clear, with a low around 57.
  • Friday Sunny, with a high near 82.