Hourly Weather Forecast - Saint Helena, CA

12 AM
46°F
0%
1mph
NNE
Partly Cloudy
Humidity
83%
Feels like
46°F
Dew Point
41°F
1 AM
45°F
0%
1mph
NNE
Partly Cloudy
Humidity
83%
Feels like
45°F
Dew Point
40°F
2 AM
45°F
0%
1mph
NNE
Partly Cloudy
Humidity
82%
Feels like
45°F
Dew Point
39°F
3 AM
44°F
0%
1mph
NNE
Partly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
39°F
4 AM
43°F
0%
1mph
NNE
Partly Cloudy
Humidity
82%
Feels like
43°F
Dew Point
38°F
5 AM
43°F
0%
1mph
NNE
Partly Cloudy
Humidity
84%
Feels like
43°F
Dew Point
38°F
6 AM
43°F
0%
1mph
NNE
Partly Cloudy
Humidity
84%
Feels like
43°F
Dew Point
38°F
7 AM
44°F
0%
2mph
NNE
Partly Cloudy
Humidity
83%
Feels like
44°F
Dew Point
39°F
7:24 AM
8 AM
46°F
0%
2mph
NNE
Partly Cloudy
Humidity
80%
Feels like
46°F
Dew Point
40°F
9 AM
50°F
0%
2mph
NE
Mostly Sunny
Humidity
75%
Feels like
50°F
Dew Point
42°F
10 AM
54°F
0%
2mph
NE
Mostly Sunny
Humidity
66%
Feels like
54°F
Dew Point
43°F
11 AM
59°F
0%
2mph
NE
Mostly Sunny
Humidity
59%
Feels like
59°F
Dew Point
44°F
12 PM
62°F
0%
2mph
NE
Mostly Sunny
Humidity
54%
Feels like
62°F
Dew Point
45°F
1 PM
65°F
0%
1mph
ENE
Mostly Sunny
Humidity
51%
Feels like
65°F
Dew Point
46°F
2 PM
66°F
0%
1mph
ENE
Partly Cloudy
Humidity
52%
Feels like
66°F
Dew Point
48°F
3 PM
65°F
0%
1mph
SE
Partly Cloudy
Humidity
57%
Feels like
65°F
Dew Point
49°F
4 PM
63°F
0%
1mph
S
Partly Cloudy
Humidity
65%
Feels like
63°F
Dew Point
51°F
5 PM
59°F
0%
1mph
S
Partly Cloudy
Humidity
71%
Feels like
59°F
Dew Point
50°F
5:16 PM
6 PM
56°F
0%
0mph
SE
Partly Cloudy
Humidity
77%
Feels like
56°F
Dew Point
49°F

Tuesday's Weather Outlook

Tuesday's Weather Outlook

Rain and snow showers will sweep thru the Great Lakes as the Western U.S. begins a pattern of quiet and dry weather.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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