Hourly Weather Forecast - Saint Helena, CA

12 AM
53°F
0%
1mph
NNW
Clear
Humidity
74%
Feels like
53°F
Dew Point
45°F
1 AM
52°F
10%
1mph
NNW
Clear
Humidity
76%
Feels like
52°F
Dew Point
45°F
2 AM
50°F
10%
1mph
NNW
Clear
Humidity
80%
Feels like
50°F
Dew Point
44°F
3 AM
49°F
10%
1mph
N
Clear
Humidity
81%
Feels like
49°F
Dew Point
44°F
4 AM
47°F
10%
1mph
N
Clear
Humidity
84%
Feels like
47°F
Dew Point
43°F
5 AM
46°F
10%
1mph
N
Clear
Humidity
87%
Feels like
46°F
Dew Point
43°F
6 AM
46°F
10%
1mph
N
Mostly Clear
Humidity
89%
Feels like
46°F
Dew Point
42°F
7 AM
46°F
10%
1mph
N
Mostly Clear
Humidity
84%
Feels like
46°F
Dew Point
42°F
7:25 AM
8 AM
50°F
0%
1mph
N
Mostly Sunny
Humidity
78%
Feels like
50°F
Dew Point
44°F
9 AM
57°F
0%
1mph
N
Mostly Sunny
Humidity
67%
Feels like
57°F
Dew Point
46°F
10 AM
64°F
0%
1mph
N
Mostly Sunny
Humidity
57%
Feels like
64°F
Dew Point
48°F
11 AM
70°F
0%
0mph
N
Sunny
Humidity
46%
Feels like
70°F
Dew Point
48°F
12 PM
74°F
0%
1mph
SSW
Sunny
Humidity
41%
Feels like
74°F
Dew Point
49°F
1 PM
77°F
0%
2mph
SSW
Sunny
Humidity
39%
Feels like
77°F
Dew Point
50°F
2 PM
79°F
0%
2mph
SW
Sunny
Humidity
36%
Feels like
79°F
Dew Point
50°F
3 PM
80°F
0%
2mph
WSW
Sunny
Humidity
35%
Feels like
80°F
Dew Point
50°F
4 PM
80°F
0%
3mph
W
Sunny
Humidity
38%
Feels like
80°F
Dew Point
52°F
5 PM
77°F
0%
3mph
W
Sunny
Humidity
40%
Feels like
77°F
Dew Point
51°F
6 PM
73°F
0%
3mph
W
Sunny
Humidity
46%
Feels like
73°F
Dew Point
51°F
7 PM
68°F
0%
2mph
W
Sunny
Humidity
59%
Feels like
68°F
Dew Point
53°F
7:13 PM
8 PM
64°F
0%
2mph
W
Clear
Humidity
67%
Feels like
64°F
Dew Point
52°F
9 PM
60°F
0%
2mph
W
Clear
Humidity
70%
Feels like
60°F
Dew Point
51°F
10 PM
58°F
0%
1mph
WNW
Clear
Humidity
73%
Feels like
58°F
Dew Point
49°F
11 PM
56°F
0%
1mph
NW
Mostly Clear
Humidity
75%
Feels like
56°F
Dew Point
48°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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