National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from parts of Plains to Great Lakes on Labor Day

Isolated severe thunderstorms are forecast to develop on Labor Day along and ahead of a cold front from parts of the southern Great Lakes southwestward across Illinois and Missouri into southeast Kansas. Damaging winds, large hail and heavy rainfall will be possible with these storms.
Read More...

Hazardous Weather Conditions

Current Conditions

En Español

Share |

Diamond Bar CA

7 Day Forecast

Overnight

Increasing Clouds

Increasing
Clouds

Low: 65 °F

Labor
Day

Patchy Fog

Patchy
Fog

High: 92 °F

Monday
Night

Patchy Fog

Patchy
Fog

Low: 65 °F

Tuesday

Patchy Fog

Patchy
Fog

High: 89 °F

Tuesday
Night

Patchy Fog

Patchy
Fog

Low: 64 °F

Wednesday

Patchy Fog

Patchy
Fog

High: 86 °F

Wednesday
Night

Patchy Fog

Patchy
Fog

Low: 64 °F

Thursday

Patchy Fog

Patchy
Fog

High: 86 °F

Thursday
Night

Patchy Fog

Patchy
Fog

Low: 63 °F

Detailed Forecast

  • Overnight Increasing clouds, with a low around 65. Calm wind.
  • Labor Day Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 92. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
  • Monday Night Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. Southwest wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 15 mph.
  • Tuesday Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 89. Light south wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
  • Tuesday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 20 mph.
  • Wednesday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86.
  • Wednesday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64.
  • Thursday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86.
  • Thursday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
  • Friday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 90.
  • Friday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 63.
  • Saturday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 90.
  • Saturday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 65.
  • Sunday Patchy fog before 11am. Otherwise, mostly sunny, with a high near 90.