Hourly Weather Forecast - Union City, CA

12 AM
53°F
40%
9mph
S
40% Chance of Light Rain
Humidity
93%
Feels like
53°F
Dew Point
51°F
1 AM
53°F
40%
10mph
S
40% Chance of Light Rain
Humidity
93%
Feels like
53°F
Dew Point
51°F
2 AM
54°F
30%
10mph
S
30% Chance of Light Rain
Humidity
94%
Feels like
54°F
Dew Point
52°F
3 AM
54°F
30%
10mph
S
30% Chance of Light Rain
Humidity
94%
Feels like
54°F
Dew Point
52°F
4 AM
54°F
70%
10mph
S
70% Chance of Light Rain
Humidity
95%
Feels like
54°F
Dew Point
53°F
5 AM
55°F
70%
10mph
S
70% Chance of Light Rain
Humidity
94%
Feels like
55°F
Dew Point
53°F
6 AM
55°F
70%
10mph
S
70% Chance of Light Rain
Humidity
94%
Feels like
55°F
Dew Point
54°F
7 AM
56°F
70%
11mph
S
70% Chance of Light Rain
Humidity
94%
Feels like
56°F
Dew Point
54°F
7:19 AM
8 AM
56°F
70%
11mph
S
70% Chance of Rain
Humidity
94%
Feels like
56°F
Dew Point
55°F
9 AM
57°F
70%
12mph
S
70% Chance of Rain
Humidity
92%
Feels like
57°F
Dew Point
55°F
10 AM
57°F
80%
13mph
S
80% Chance of Rain
Humidity
92%
Feels like
57°F
Dew Point
55°F
11 AM
57°F
80%
13mph
S
80% Chance of Rain
Humidity
91%
Feels like
57°F
Dew Point
55°F
12 PM
57°F
80%
13mph
S
80% Chance Rain Showers
Humidity
91%
Feels like
57°F
Dew Point
55°F
1 PM
57°F
90%
13mph
S
Rain Showers
Humidity
90%
Feels like
57°F
Dew Point
54°F
2 PM
56°F
90%
13mph
S
Rain Showers
Humidity
90%
Feels like
56°F
Dew Point
54°F
3 PM
55°F
90%
13mph
S
Rain
Humidity
91%
Feels like
55°F
Dew Point
53°F
4 PM
55°F
90%
13mph
S
Rain
Humidity
91%
Feels like
55°F
Dew Point
52°F
4:53 PM
5 PM
54°F
100%
13mph
S
Rain
Humidity
90%
Feels like
54°F
Dew Point
51°F
6 PM
54°F
90%
13mph
S
Rain Showers
Humidity
89%
Feels like
54°F
Dew Point
51°F
7 PM
54°F
90%
12mph
S
Rain Showers
Humidity
88%
Feels like
54°F
Dew Point
50°F
8 PM
53°F
90%
13mph
S
Rain Showers
Humidity
88%
Feels like
53°F
Dew Point
50°F
9 PM
53°F
90%
13mph
S
Rain
Humidity
88%
Feels like
53°F
Dew Point
50°F
10 PM
53°F
90%
13mph
S
Rain
Humidity
88%
Feels like
53°F
Dew Point
49°F
11 PM
53°F
90%
13mph
S
Light Rain
Humidity
89%
Feels like
53°F
Dew Point
49°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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