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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

SJSU - Mount Diablo Summit Museum Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

N/A

Humidity 99%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 20 Feb 03:25 AM PST
Extended Forecast for

3 Miles ESE Danville CA

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after midnight. Cloudy, with a low around 52. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Slight Chance
    Rain then
    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 64. South wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Rain Likely
    then Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 8pm. Patchy fog after 4am. Low around 52. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Rain then
    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 66. Light west wind.

    High: 66 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly after midnight. Cloudy, with a low around 52. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 64. South wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 8pm. Patchy fog after 4am. Low around 52. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 66. Light west wind.
Wednesday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 49.
Friday
Mostly cloudy, with a high near 70.
Friday Night
Mostly cloudy, with a low around 50.
Saturday
A slight chance of rain after 4pm. Mostly cloudy, with a high near 69.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 48.
Sunday
A slight chance of rain. Partly sunny, with a high near 65.
Sunday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 46.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Danville CA
 37.8°N 121.96°W (Elev. 604 ft)
Last Update:
2:22 pm PST Feb 23, 2026
Forecast Valid:
10pm PST Feb 23, 2026-6pm PST Mar 2, 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