Live weather
Current conditions near Union City, CA
Temp
54°
🌫️Fog
Feels like
55°
Feels-like temp
Humidity
98%
Relative
Wind
1 mph
10 m avg
Pressure
1018 mb
Sea-level
Rain
0 mm
Clouds 100%
Next few hours
🌫️7 AM
54°
0% rain
🌫️8 AM
55°
0% rain
🌫️9 AM
56°
0% rain
⛅10 AM
61°
0% rain
☀️11 AM
65°
0% rain
☀️12 PM
68°
0% rain
Next few days
🌫️Wed
72° / 49°
0% rain
☁️Thu
71° / 51°
11% rain
🌧️Fri
65° / 55°
97% rain
🌦️Sat
63° / 53°
64% rain
☁️Sun
68° / 53°
79% rain
🌦️Mon
60° / 54°
79% rain
☁️Tue
60° / 52°
34% rain
Live weather alerts
Active NWS advisories near Union City, CA
Dense Fog Advisory
Effective local time
Dense Fog Advisory issued November 11 at 5:17AM PST until November 11 at 9:00AM PST by NWS San Francisco CA
San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline
Coastal Flood Advisory
Effective local time
Coastal Flood Advisory issued November 11 at 12:14AM PST until November 13 at 4:00PM PST by NWS San Francisco CA
North Bay Interior Valleys; San Francisco Bay Shoreline
Source: NWS alerts feed.
Scores use stored public hazard datasets; live weather and alerts are shown separately where available. Refresh timing and coverage vary by source, and data may be delayed or unavailable. Informational only — follow official warnings and emergency guidance.
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Live hazard map
Radar, alerts, systems, SPC, gauges · Union City, CAToggle live overlays with the toolbar to focus on current radar, alerts, and outlooks.