Excessive Heat Returns to the Southwest U.S.; Heavy to Excessive Rainfall for Southern Florida

Dangerously hot temperatures will return to the southwestern U.S. and central valley of California Tuesday and Wednesday then spread across the southern & eastern U.S. the second half of this week. Heavy to excessive rainfall may bring areas of flash and urban flooding, with locally considerable urban flooding possible, at times Tuesday into this weekend over the southern Florida Peninsula. Read More >

Hazardous Weather Conditions

Heat Advisory in effect from June 11, 11:00 AM PDT until June 11, 08:00 PM PDT

Current conditions at

Napa, Napa County Airport (KAPC)

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

Partly Cloudy

56°F

13°C

Humidity	90%
Wind Speed	SW 6 MPH
Barometer	29.9 in (1012.53 mb)
Dewpoint	53°F (12°C)
Visibility	9.00 mi
Last update	11 Jun 12:54 AM PDT

More Information:

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

Extended Forecast for

Napa CA

Heat Advisory June 11, 11:00am until June 11, 08:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 53 °F
Patchy Fog
Tuesday
High: 92 °F
Areas Fog
then Sunny
Tuesday Night
Low: 56 °F
Mostly Clear
Wednesday
High: 79 °F
Sunny
Wednesday Night
Low: 51 °F
Clear then
Patchy Fog
Thursday
High: 77 °F
Patchy Fog
then Sunny
Thursday Night
Low: 52 °F
Mostly Clear
Friday
High: 85 °F
Sunny
Friday Night
Low: 53 °F
Mostly Clear

Detailed Forecast

Overnight

Patchy fog after 3am. Otherwise, partly cloudy, with a low around 53. Calm wind.

Tuesday

Areas of fog before 7am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 92. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

Tuesday Night

Mostly clear, with a low around 56. South southwest wind around 6 mph becoming calm in the evening.

Wednesday

Sunny, with a high near 79. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

Wednesday Night

Patchy fog after 4am. Otherwise, mostly clear, with a low around 51. Southwest wind 5 to 8 mph becoming calm after midnight.

Thursday

Patchy fog before 8am. Otherwise, sunny, with a high near 77.

Thursday Night

Mostly clear, with a low around 52.

Friday

Sunny, with a high near 85.