Pacific Storm Brings Multiple Impacts to the West;Severe Weather Expected in the Central U.S.

A strong storm is expected to produce heavy rainfall in northern and central California that could lead to significant and life-threatening flash floods and mudslides, particularly over burn scar areas, and periods of heavy snow and gusty winds from the Cascades and Sierra into the Intermountain West through Monday. Severe thunderstorms and heavy rainfall expected in the Mid-Mississippi Valley. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.329269°NLon: 121.295381°WElev: 1861ft.

NA

17°C

62°F

Humidity 49%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 6°C (42°F)
Visibility NA
Last update 23 Oct 02:00 PM PDT
Extended Forecast for

15 Miles SSW Tracy CA

Flood Watch until October 25, 05:00pm
Wind Advisory until October 24, 11:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch until October 25, 05:00pm
    Wind Advisory until October 24, 11:00pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • Overnight

    Overnight: Rain.  Low around 8. Windy, with a south wind around 55 km/h, with gusts as high as 65 km/h.  Chance of precipitation is 90%. New precipitation amounts of less than 1 mm possible.

    Rain and
    Windy

    Low: 8 °C

  • Sunday

    Sunday: Rain.  High near 13. Windy, with a south wind 55 to 65 km/h increasing to 75 to 85 km/h in the afternoon. Winds could gust as high as 120 km/h.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 cm possible.

    Rain and
    Windy

    High: 13 °C

  • Sunday
    Night

    Sunday Night: Rain. The rain could be heavy at times.  Low around 7. Windy, with a west southwest wind 75 to 85 km/h decreasing to 27 to 37 km/h. Winds could gust as high as 125 km/h.  Chance of precipitation is 100%. New precipitation amounts in excess of 4 cm possible.

    Heavy Rain
    and Windy

    Low: 7 °C

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am.  High near 11. West southwest wind 24 to 27 km/h, with gusts as high as 42 km/h.  Chance of precipitation is 100%. New rainfall amounts between 2.5 and 5 mm possible.

    Showers then
    Showers
    Likely

    High: 11 °C

  • Monday
    Night

    Monday Night: A 20 percent chance of showers before 11pm.  Partly cloudy, with a low around 4. Southwest wind 13 to 21 km/h, with gusts as high as 32 km/h.

    Slight Chance
    Showers then
    Partly Cloudy

    Low: 4 °C

  • Tuesday

    Tuesday: Mostly sunny, with a high near 12.

    Mostly Sunny

    High: 12 °C

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 6.

    Partly Cloudy

    Low: 6 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 15.

    Mostly Sunny

    High: 15 °C

Detailed Forecast

Overnight
Rain. Low around 8. Windy, with a south wind around 55 km/h, with gusts as high as 65 km/h. Chance of precipitation is 90%. New precipitation amounts of less than 1 mm possible.
Sunday
Rain. High near 13. Windy, with a south wind 55 to 65 km/h increasing to 75 to 85 km/h in the afternoon. Winds could gust as high as 120 km/h. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 cm possible.
Sunday Night
Rain. The rain could be heavy at times. Low around 7. Windy, with a west southwest wind 75 to 85 km/h decreasing to 27 to 37 km/h. Winds could gust as high as 125 km/h. Chance of precipitation is 100%. New precipitation amounts in excess of 4 cm possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 11. West southwest wind 24 to 27 km/h, with gusts as high as 42 km/h. Chance of precipitation is 100%. New rainfall amounts between 2.5 and 5 mm possible.
Monday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 4. Southwest wind 13 to 21 km/h, with gusts as high as 32 km/h.
Tuesday
Mostly sunny, with a high near 12.
Tuesday Night
Partly cloudy, with a low around 6.
Wednesday
Mostly sunny, with a high near 15.
Wednesday Night
Mostly clear, with a low around 8.
Thursday
Sunny, with a high near 17.
Thursday Night
Mostly clear, with a low around 8.
Friday
Sunny, with a high near 18.
Friday Night
Mostly clear, with a low around 7.
Saturday
Mostly sunny, with a high near 16.
Click Map For Forecast
Point Forecast:
15 Miles SSW Tracy CA
 37.55°N 121.52°W (Elev. 803 m)
1:47 am PDT Oct 24, 2021
5am PDT Oct 24, 2021-6pm PDT Oct 30, 2021
 
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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