National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

BLACK DIAMOND (PIBC1)

Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.

NA

42°F

6°C

Humidity 66%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 21 Feb 04:28 AM PST
Extended Forecast for

2 Miles ESE Antioch CA

  • Today

    Today: Mostly sunny, with a high near 59. Southeast wind around 8 mph.

    High: 59 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. Southeast wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63. East southeast wind around 6 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. Light northwest wind.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Rain likely, mainly after 4am. Cloudy, with a low around 54. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 10pm. Cloudy, with a low around 53.

    Low: 53 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 59. Southeast wind around 8 mph.
Tonight
Partly cloudy, with a low around 40. Southeast wind around 6 mph.
Sunday
Partly sunny, with a high near 63. East southeast wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 44. Light northwest wind.
Monday
Partly sunny, with a high near 63. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Rain likely, mainly after 4am. Cloudy, with a low around 54. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 59. Chance of precipitation is 80%.
Tuesday Night
Rain, mainly before 10pm. Cloudy, with a low around 53.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 62.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Thursday
A slight chance of rain. Partly sunny, with a high near 64.
Thursday Night
A slight chance of rain. Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Antioch CA
 37.99°N 121.77°W (Elev. 200 ft)
Last Update:
7:14 am PST Feb 21, 2026
Forecast Valid:
11am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation