Saint Helena, CA (94574) Weather

Now

Partly Cloudy

Temperature: 58°F

Humidity:
100%
Wind Speed:
4 MPH
Wind Direction:
SE (130°)
Barometer:
29.88 in.
Dewpoint:
58°F
Heat Index:
58°F
Wind Chill:
58°F
Visibility:
10 mi
Sunrise:
7:34 AM PDT
Sunset:
6:11 PM PDT

Updated: 12:53 AM PDT FRI OCT 31 2014

Friday

Chance of T-Storm

High:
67 °F
Low:
46°F

Rain in the morning...Then showers and a slight chance of thunderstorms in the afternoon. Highs in the mid 50s to upper 60s. South winds 5 to 10 mph...Becoming west 10 to 15 mph in the afternoon.

Saturday

Chance of Showers

High:
67 °F
Low:
45°F
Percentage:
30%

Mostly cloudy. A chance of showers. Highs in the mid 50s to upper 60s. Northwest winds 10 to 20 mph. Chance of showers 30 percent.

Sunday

Patchy Fog

High:
65 °F
Low:
45°F

Sunny. Patchy fog. Highs in the upper 50s to lower 70s.

Monday

Mostly Clear

High:
65 °F
Low:
50°F

Mostly clear. Lows in the upper 30s to lower 50s. Highs in the upper 50s to lower 70s.

Tuesday

Partly Cloudy

High:
66 °F
Low:
46°F

Partly cloudy. Lows in the upper 30s to mid 50s. Highs in the lower 60s to mid 70s.

Wednesday

Mostly Clear

High:
77 °F
Low:
46°F

Mostly clear. Lows in the 40s to 50s. Highs in the mid 60s to upper 70s.

Thursday

Mostly Clear

High:
77 °F
Low:
46°F

Mostly clear. Lows in the 40s to 50s. Highs in the mid 60s to upper 70s.

Weather Forecast Issued:
220 PM PDT THU OCT 30 2014
Forecast Expires:
900 AM PDT FRI OCT 31 2014

The current conditions were observed at KSTS airport.

Lat:
38.51N
Long:
122.47W
Wx Zone:
CAZ506
Currents ICAO:
KSTS

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