National Weather Service United States Department of Commerce

Significant threat for flash flooding continues across the southwestern U.S.; river flooding is also possible

Heavy precipitation continues to be forecast for much of the Southwest U.S. due to the remnants of Odile. The heaviest rainfall will be concentrated across southern Arizona, southern New Mexico and western Texas where 3 to 6 inches could fall through Friday, with some locales receiving up to 9 inches. Flash flooding, as well as river flooding, will be a risk for many locations in this region.
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Current Conditions

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Castro Valley CA

7 Day Forecast

Overnight

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 61 °F

Thursday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 73 °F

Thursday
Night

Cloudy

Cloudy

Low: 59 °F

Friday

Decreasing Clouds

Decreasing
Clouds

High: 74 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 58 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 75 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 58 °F

Sunday

Sunny

Sunny

High: 76 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 57 °F

Detailed Forecast

  • Overnight A 30 percent chance of showers. Cloudy, with a low around 61. Southwest wind around 8 mph.
  • Thursday A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 73. Southwest wind 5 to 13 mph. Chance of precipitation is 30%.
  • Thursday Night Cloudy, with a low around 59. West wind 6 to 14 mph, with gusts as high as 18 mph.
  • Friday Cloudy, then gradually becoming mostly sunny, with a high near 74. West southwest wind 7 to 9 mph.
  • Friday Night Mostly cloudy, with a low around 58. Southwest wind 8 to 10 mph.
  • Saturday Mostly sunny, with a high near 75.
  • Saturday Night Partly cloudy, with a low around 58.
  • Sunday Sunny, with a high near 76.
  • Sunday Night Partly cloudy, with a low around 57.
  • Monday Sunny, with a high near 77.
  • Monday Night Mostly clear, with a low around 57.
  • Tuesday Sunny, with a high near 78.
  • Tuesday Night Mostly clear, with a low around 58.
  • Wednesday Sunny, with a high near 80.