Hourly Weather Forecast - Union City, CA

12 AM
51°F
50%
6mph
SSE
50% Chance Rain Showers
Humidity
85%
Feels like
51°F
Dew Point
46°F
1 AM
51°F
40%
6mph
SE
40% Chance Rain Showers
Humidity
86%
Feels like
51°F
Dew Point
47°F
2 AM
50°F
40%
6mph
SE
40% Chance Rain Showers
Humidity
88%
Feels like
50°F
Dew Point
47°F
3 AM
50°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
87%
Feels like
50°F
Dew Point
46°F
4 AM
50°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
87%
Feels like
48°F
Dew Point
46°F
5 AM
49°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
87%
Feels like
47°F
Dew Point
46°F
6 AM
49°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
86%
Feels like
46°F
Dew Point
45°F
7 AM
49°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
86%
Feels like
46°F
Dew Point
45°F
7:23 AM
8 AM
50°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
86%
Feels like
50°F
Dew Point
46°F
9 AM
52°F
30%
6mph
SE
30% Chance of Light Rain
Humidity
83%
Feels like
52°F
Dew Point
47°F
10 AM
54°F
30%
6mph
SSE
30% Chance Rain Showers
Humidity
79%
Feels like
54°F
Dew Point
47°F
11 AM
56°F
40%
7mph
SSE
40% Chance Rain Showers
Humidity
75%
Feels like
56°F
Dew Point
48°F
12 PM
57°F
50%
7mph
S
50% Chance Rain Showers
Humidity
71%
Feels like
57°F
Dew Point
48°F
1 PM
58°F
50%
7mph
S
50% Chance Rain Showers
Humidity
70%
Feels like
58°F
Dew Point
48°F
2 PM
58°F
50%
7mph
S
50% Chance Rain Showers
Humidity
71%
Feels like
58°F
Dew Point
49°F
3 PM
56°F
50%
7mph
S
50% Chance Rain Showers
Humidity
75%
Feels like
56°F
Dew Point
49°F
4 PM
54°F
50%
7mph
SSE
50% Chance Rain Showers
Humidity
80%
Feels like
54°F
Dew Point
48°F
5 PM
52°F
40%
6mph
SSE
40% Chance Rain Showers
Humidity
88%
Feels like
52°F
Dew Point
48°F
5:03 PM
6 PM
50°F
40%
6mph
SE
40% Chance Rain Showers
Humidity
89%
Feels like
50°F
Dew Point
47°F
7 PM
50°F
40%
6mph
SE
40% Chance Rain Showers
Humidity
89%
Feels like
47°F
Dew Point
47°F
8 PM
49°F
40%
6mph
SE
40% Chance Rain Showers
Humidity
90%
Feels like
46°F
Dew Point
46°F
9 PM
48°F
40%
6mph
ESE
40% Chance Rain Showers
Humidity
89%
Feels like
46°F
Dew Point
45°F
10 PM
48°F
30%
6mph
ESE
30% Chance Rain Showers
Humidity
88%
Feels like
45°F
Dew Point
45°F
11 PM
48°F
30%
6mph
ESE
30% Chance Rain Showers
Humidity
87%
Feels like
45°F
Dew Point
44°F

Tuesday's Weather Outlook

Today's Weather Outlook

Old Man Winter delivers plenty of cold and snow to the eastern third of the U.S. today.

St. Louis Tornado - May 16th, 2025

2025 Year in Review: Billion-Dollar Disasters From May through June

EF3 tornado damage near Plantersville, Alabama

2025 Year in Review: Billion-Dollar Disasters From February Through April

Photos and videos from the Palisades Fire that started in the City of Los Angeles, January 8, 2025. (CAL FIRE_Official via Wikimedia Commons)

2025 Year in Review: Billion Dollar Disasters - The California Wildfires

Large wall of dust approaching Phoenix Sky Harbor Airport at around 5:30 PM MST (Photo credit: Mike Olbinski via NWS)

2025 Year in Review: Extreme Weather - July Through December

A frame from an automated video of a tornado and its mesocyclone that derailed multiple train cars near Enderlin, North Dakota and destroyed multiple homes on June 20, 2025. (ChrisWx via Wikimedia Commons)

2025 Year in Review: Extreme Weather - January through June

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide