National Weather Service United States Department of Commerce

Rain, thunderstorms possible for parts of Texas and Gulf Coast; additional rain and mountain snow forecast out West

A developing storm system will bring rain and thunderstorms across parts of South Texas and the western Gulf Coast on Thursday. Some of the thunderstorms that develop late Thursday night into Friday have the potential to be severe. Meanwhile, additional rainfall and mountain snow is forecast for northern California and the Pacific Northwest.
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Current Conditions

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Napa CA

7 Day Forecast

Tonight

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 10 °C

Friday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 16 °C

Friday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 8 °C

Saturday

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 16 °C

Saturday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 10 °C

Sunday

Partly Sunny

Partly
Sunny

High: 19 °C

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 10 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 19 °C

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 9 °C

Detailed Forecast

  • Tonight A 50 percent chance of rain. Cloudy, with a low around 10. South southeast wind 5 to 10 km/h increasing to 13 to 18 km/h after midnight. New precipitation amounts between 5 and 7.5 mm possible.
  • Friday Rain likely. Cloudy, with a high near 16. South southeast wind 11 to 14 km/h. Chance of precipitation is 70%. New precipitation amounts between 5 and 7.5 mm possible.
  • Friday Night A 40 percent chance of showers. Mostly cloudy, with a low around 8. East wind 5 to 10 km/h becoming calm in the evening.
  • Saturday A 20 percent chance of showers. Mostly cloudy, with a high near 16. Calm wind.
  • Saturday Night A 20 percent chance of showers. Mostly cloudy, with a low around 10. South wind 5 to 11 km/h.
  • Sunday Partly sunny, with a high near 19.
  • Sunday Night Partly cloudy, with a low around 10.
  • Monday Mostly sunny, with a high near 19.
  • Monday Night Partly cloudy, with a low around 9.
  • Tuesday Sunny, with a high near 19.
  • Tuesday Night Partly cloudy, with a low around 9.
  • Wednesday Mostly sunny, with a high near 18.
  • Wednesday Night Partly cloudy, with a low around 8.
  • Christmas Day Mostly sunny, with a high near 16.