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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

K6TTR Westwood (AT488)

Lat: 40.2942°NLon: 121.05231°WElev: 4944.0ft.

NA

47°F

8°C

Humidity 81%
Wind Speed S 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 18 Aug 03:24 AM PDT
Extended Forecast for

Westwood CA

  • Overnight

    Overnight: Clear, with a low around 41. Calm wind.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42. Southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42. Southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 42 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming southwest around 5 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 41. Calm wind.
Monday
Sunny, with a high near 77. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 42. Southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Clear, with a low around 42. Southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 84. Calm wind becoming southwest around 5 mph.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westwood CA
 40.29°N 120.99°W (Elev. 5079 ft)
Last Update:
2:15 am PDT Aug 18, 2025
Forecast Valid:
3am PDT Aug 18, 2025-6pm PDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation