Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Napa, Napa County Airport (KAPC)

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

Partly Cloudy

57°F

14°C

Humidity	82%
Wind Speed	WSW 6 MPH
Barometer	29.91 in (1012.87 mb)
Dewpoint	52°F (11°C)
Visibility	10.00 mi
Last update	31 Mar 01:00 AM PDT

More Information:

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

Extended Forecast for

4 Miles NW Yountville CA

Overnight
Low: 51 °F
Slight Chance
Rain
Tuesday
High: 67 °F
Chance Rain
Tuesday Night
Low: 47 °F
Slight Chance
Rain and
Patchy Fog
Wednesday
High: 63 °F
Rain Likely
and Patchy
Fog
Wednesday Night
Low: 42 °F
Rain and
Patchy Fog
Thursday
High: 67 °F
Sunny
Thursday Night
Low: 45 °F
Clear
Friday
High: 77 °F
Sunny
Friday Night
Low: 48 °F
Mostly Clear

Detailed Forecast

Overnight

A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 51. Calm wind.

Tuesday

A 50 percent chance of rain. Mostly cloudy, with a high near 67. Calm wind becoming southwest around 6 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

A slight chance of rain before 3am, then a slight chance of rain after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 47. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday

Rain likely, mainly after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday Night

Rain. Patchy fog after 5am. Low around 42. Southwest wind 3 to 8 mph. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday

Sunny, with a high near 67.

Thursday Night

Clear, with a low around 45.

Friday

Sunny, with a high near 77.

Friday Night

Mostly clear, with a low around 48.

Saturday

Sunny, with a high near 83.

Saturday Night

Mostly clear, with a low around 50.