Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Clear

73°F

23°C

Humidity 49%
Wind Speed SSW 14 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 01:00 PM PDT
Detailed forecast for

North Bay Interior Mountains

Rest Of Today
Sunny. Highs in the 60s to 70s. Southwest winds 5 to 10 mph.
Tonight
Mostly clear. Lows in the lower to mid 50s. West winds 5 to 10 mph.
Sunday
Sunny. Highs in the lower 70s to mid 80s. Light winds... Becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear. Lows in the 50s to lower 60s. Southwest winds 5 to 10 mph.
Monday
Sunny. Highs in the 70s to 80s. Southwest winds up to 5 mph.
Monday Night
Mostly clear. Lows in the mid 50s to lower 60s.
Tuesday And Tuesday Night
Clear. Highs in the mid 70s to upper 80s. Lows in the mid 50s to lower 60s.
Wednesday
Sunny. Highs in the mid 70s to lower 90s.
Wednesday Night
Clear. Lows in the mid 50s to lower 60s.
Thursday Through Friday
Mostly clear. Highs in the 70s to 80s. Lows in the mid 50s to lower 60s.



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1102 AM PDT Sat Jun 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database