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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

53°F

12°C

Humidity 90%
Wind Speed W 13 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 18 Aug 03:28 AM PDT
Extended Forecast for

2 Miles SSE Walnut Creek CA

  • Today

    Today: Sunny, with a high near 81. West southwest wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 56. South southwest wind 5 to 8 mph.

    Low: 56 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 5 to 8 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. Southwest wind 6 to 9 mph.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. West wind 3 to 6 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 81. West southwest wind 6 to 9 mph.
Tonight
Clear, with a low around 56. South southwest wind 5 to 8 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 5 to 8 mph.
Tuesday Night
Clear, with a low around 56. Southwest wind 6 to 9 mph.
Wednesday
Sunny, with a high near 90. West wind 3 to 6 mph.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny and hot, with a high near 104.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 93.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Walnut Creek CA
 37.87°N 122.06°W (Elev. 371 ft)
Last Update:
2:40 am PDT Aug 18, 2025
Forecast Valid:
4am PDT Aug 18, 2025-6pm PDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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