St. Helena, CA

Right Now
46°
Cloudy
  • Humidity: 89%
  • Feels Like: 43°
  • Heat Index: 46°
  • Wind: 6 mph
  • Wind Chill: 43°
  • UV Index: 0 Low
  • Sunrise: 06:46:24 AM
  • Sunset: 07:38:26 PM
  • Dew Point: 43°
  • Visibility: 7 mi

Today

Partly cloudy. Low 41F. Winds ENE at 5 to 10 mph.

Tonight

Partly cloudy. Low 41F. Winds ENE at 5 to 10 mph.

Tomorrow

Cloudy early with partial sunshine expected late. High 63F. Winds NW at 5 to 10 mph.

Next 12 Hours

Time
Temp
Precip
9 PM
45°
1%
9 PM
45°

Wind: SE @ 2mph

Precip: 1% Chance

Humidity: 93%

Wind Chill: 45°

Heat Index: 45°

UV Index: 0 Low

Visibility: 7 mi

10 PM
44°
1%
10 PM
44°

Wind: E @ 1mph

Precip: 1% Chance

Humidity: 97%

Wind Chill: 44°

Heat Index: 44°

UV Index: 0 Low

Visibility: 5 mi

11 PM
43°
1%
11 PM
43°

Wind: E @ 1mph

Precip: 1% Chance

Humidity: 100%

Wind Chill: 43°

Heat Index: 43°

UV Index: 0 Low

Visibility: 4 mi

12 AM
44°
0%
12 AM
44°

Wind: E @ 1mph

Precip: 0% Chance

Humidity: 94%

Wind Chill: 44°

Heat Index: 44°

UV Index: 0 Low

Visibility: 4 mi

1 AM
43°
6%
1 AM
43°

Wind: NE @ 1mph

Precip: 6% Chance

Humidity: 95%

Wind Chill: 43°

Heat Index: 43°

UV Index: 0 Low

Visibility: 4 mi

2 AM
43°
9%
2 AM
43°

Wind: NE @ 1mph

Precip: 9% Chance

Humidity: 93%

Wind Chill: 43°

Heat Index: 43°

UV Index: 0 Low

Visibility: 4 mi

3 AM
42°
10%
3 AM
42°

Wind: NNE @ 2mph

Precip: 10% Chance

Humidity: 94%

Wind Chill: 42°

Heat Index: 42°

UV Index: 0 Low

Visibility: 4 mi

4 AM
42°
12%
4 AM
42°

Wind: N @ 1mph

Precip: 12% Chance

Humidity: 94%

Wind Chill: 42°

Heat Index: 42°

UV Index: 0 Low

Visibility: 5 mi

5 AM
42°
18%
5 AM
42°

Wind: NNE @ 2mph

Precip: 18% Chance

Humidity: 93%

Wind Chill: 42°

Heat Index: 42°

UV Index: 0 Low

Visibility: 5 mi

6 AM
42°
17%
6 AM
42°

Wind: N @ 1mph

Precip: 17% Chance

Humidity: 93%

Wind Chill: 42°

Heat Index: 42°

UV Index: 0 Low

Visibility: 5 mi

7 AM
42°
17%
7 AM
42°

Wind: N @ 2mph

Precip: 17% Chance

Humidity: 93%

Wind Chill: 42°

Heat Index: 42°

UV Index: 0 Low

Visibility: 5 mi

8 AM
45°
20%
8 AM
45°

Wind: N @ 2mph

Precip: 20% Chance

Humidity: 92%

Wind Chill: 45°

Heat Index: 45°

UV Index: 0 Low

Visibility: 7 mi

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