Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075° N Lon: 122.27944° W Elev: 33.0 ft.

Mostly Cloudy

50°F

10°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 30 Aug 04:54 AM PDT
Detailed forecast for

North Bay Interior Mountains

Rest Of Tonight
Clear. Lows in the 50s to lower 60s. Light winds.
Sunday
Sunny. Highs in the mid 70s to upper 80s. Northeast winds up to 5 mph...becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear. Lows in the 50s. Southwest winds up to 5 mph.
Monday
Sunny. Highs in the mid 60s to lower 80s. Southwest winds 5 to 10 mph.
Monday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the 50s. Southwest winds 5 to 10 mph.
Tuesday
Partly cloudy in the morning then becoming sunny. Highs in the mid 60s to lower 70s.
Tuesday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 50s.
Wednesday
Partly cloudy in the morning then becoming sunny. Highs in the 60s to mid 70s.
Wednesday Night
Mostly clear. Lows in the 50s.
Thursday
Partly cloudy. A slight chance of rain. Highs in the upper 60s to mid 70s.
Thursday Night
Mostly clear. Lows in the 50s.
Friday
Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to lower 80s.
Friday Night And Saturday
Mostly clear. Lows in the 50s. Highs in the 70s to lower 80s.



Basemap Options
Click map to change the forecast location
Loading map...
302 AM PDT Sun Aug 30 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database