Excessive Heat for the East; Excessive Rainfall for the Southwest; Severe Weather for the Center of the Nation

Extreme HeatRisk impacts will expand from the Midwest into the Mid-Atlantic and Northeast today. This level of HeatRisk is known for being rare and/or long duration with little to no overnight relief, and affects anyone without effective cooling and/or adequate hydration. Severe weather potential continues from the Great Lakes to the Central Plains today. Heavy rainfall for Southwest on Tuesday. Read More >

Hazardous Weather Conditions

Coastal Flood Advisory in effect from June 23, 08:00 PM PDT until June 24, 01:00 AM PDT

Current conditions at

Napa, Napa County Airport (KAPC)

Lat: 38.2075°NLon: 122.27944°WElev: 33.0ft.

Partly Cloudy

61°F

16°C

Humidity	77%
Wind Speed	SW 9 MPH
Barometer	29.94 in (1013.89 mb)
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	23 Jun 08:35 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles NW Yountville CA

Coastal Flood Advisory June 23, 08:00pm until June 24, 01:00am

Click here for hazard details and duration

Coastal Flood Advisory

Today
High: 89 °F
Sunny
Tonight
Low: 50 °F
Partly Cloudy
then Patchy
Fog
Tuesday
High: 84 °F
Patchy Fog
then Sunny
Tuesday Night
Low: 50 °F
Mostly Clear
then Patchy
Fog
Wednesday
High: 87 °F
Areas Fog
then Sunny
Wednesday Night
Low: 53 °F
Mostly Clear
Thursday
High: 89 °F
Sunny
Thursday Night
Low: 54 °F
Mostly Clear
Friday
High: 86 °F
Sunny

Detailed Forecast

Today

Sunny, with a high near 89. Calm wind becoming west southwest around 6 mph in the afternoon.

Tonight

Patchy fog after 5am. Otherwise, partly cloudy, with a low around 50. South southwest wind around 5 mph becoming calm in the evening.

Tuesday

Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the afternoon.

Tuesday Night

Patchy fog after 3am. Otherwise, increasing clouds, with a low around 50. Southwest wind around 6 mph becoming calm in the evening.

Wednesday

Areas of fog before 8am. Otherwise, sunny, with a high near 87. Light south southwest wind.

Wednesday Night

Mostly clear, with a low around 53.

Thursday

Sunny, with a high near 89.

Thursday Night

Mostly clear, with a low around 54.

Friday

Sunny, with a high near 86.