Hourly Weather Forecast - Saint Helena, CA

12 AM
54°F
0%
1mph
NNW
Clear
Humidity
70%
Feels like
54°F
Dew Point
45°F
1 AM
53°F
10%
1mph
NNW
Clear
Humidity
74%
Feels like
53°F
Dew Point
45°F
2 AM
51°F
10%
1mph
NNW
Clear
Humidity
77%
Feels like
51°F
Dew Point
45°F
3 AM
50°F
10%
1mph
N
Clear
Humidity
79%
Feels like
50°F
Dew Point
44°F
4 AM
49°F
10%
1mph
N
Clear
Humidity
81%
Feels like
49°F
Dew Point
43°F
5 AM
48°F
10%
1mph
N
Clear
Humidity
84%
Feels like
48°F
Dew Point
43°F
6 AM
47°F
10%
1mph
N
Mostly Clear
Humidity
84%
Feels like
47°F
Dew Point
43°F
7 AM
48°F
10%
1mph
N
Mostly Clear
Humidity
80%
Feels like
48°F
Dew Point
42°F
7:25 AM
8 AM
51°F
0%
1mph
N
Mostly Sunny
Humidity
75%
Feels like
51°F
Dew Point
44°F
9 AM
57°F
0%
1mph
N
Mostly Sunny
Humidity
66%
Feels like
57°F
Dew Point
46°F
10 AM
64°F
0%
1mph
N
Sunny
Humidity
56%
Feels like
64°F
Dew Point
48°F
11 AM
70°F
0%
0mph
N
Sunny
Humidity
46%
Feels like
70°F
Dew Point
49°F
12 PM
74°F
0%
1mph
SSW
Sunny
Humidity
40%
Feels like
74°F
Dew Point
49°F
1 PM
77°F
0%
2mph
SSW
Sunny
Humidity
37%
Feels like
77°F
Dew Point
49°F
2 PM
79°F
0%
2mph
SW
Sunny
Humidity
35%
Feels like
79°F
Dew Point
49°F
3 PM
80°F
0%
2mph
WSW
Sunny
Humidity
34%
Feels like
80°F
Dew Point
49°F
4 PM
80°F
0%
3mph
W
Sunny
Humidity
35%
Feels like
80°F
Dew Point
50°F
5 PM
78°F
0%
3mph
W
Sunny
Humidity
37%
Feels like
78°F
Dew Point
49°F
6 PM
74°F
0%
3mph
W
Mostly Sunny
Humidity
41%
Feels like
74°F
Dew Point
49°F
7 PM
69°F
0%
2mph
W
Mostly Sunny
Humidity
51%
Feels like
69°F
Dew Point
50°F
7:13 PM
8 PM
65°F
0%
2mph
W
Partly Cloudy
Humidity
58%
Feels like
65°F
Dew Point
50°F
9 PM
62°F
0%
2mph
W
Mostly Clear
Humidity
63%
Feels like
62°F
Dew Point
49°F
10 PM
59°F
0%
1mph
WNW
Mostly Clear
Humidity
67%
Feels like
59°F
Dew Point
48°F
11 PM
57°F
0%
1mph
NW
Mostly Clear
Humidity
69%
Feels like
57°F
Dew Point
47°F

Tonight's Severe Weather Outlook

Severe Storms Continue To Wreak Havoc on East, Gulf Coasts

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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