Alviso, CA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Alviso, CA.

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Current Conditions — Alviso, CA

HAYWARD (KHWD)

Cloudy

57.2 F
Humidity:82%
Wind Speed:W 11.5 mph
Barometer:30.02 in
Dewpoint:51.8 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
May 10 2026, 10:25 AM PDT
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5-Day Forecast — Alviso, CA

Sunday

High 73 °F
Forecast Missing
Sunday
Night
Low 51 °F
Forecast Missing
Monday

High 84 °F
Forecast Missing
Monday
Night
Low 55 °F
Forecast Missing
Tuesday

High 82 °F
Forecast Missing
Tuesday
Night
Low 53 °F
Forecast Missing
Wednesday

High 75 °F
Forecast Missing
Wednesday
Night
Low 50 °F
Forecast Missing
Thursday

High 75 °F
Forecast Missing

Detailed Forecast — Alviso, CA

Sunday
Overnight Fog. High near 73°F. Wind 3 to 10 mph, with gusts as high as 16 mph.
Sunday Night
Forecast Missing. Low around 51°F. Wind 0 to 7 mph, with gusts as high as 10 mph.
Monday
Forecast Missing. High near 84°F. Wind 1 to 10 mph, with gusts as high as 16 mph.
Monday Night
Forecast Missing. Low around 55°F. Wind 0 to 8 mph, with gusts as high as 13 mph.
Tuesday
Forecast Missing. High near 82°F. Wind 0 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Forecast Missing. Low around 53°F. Wind 3 to 8 mph, with gusts as high as 12 mph.
Wednesday
Forecast Missing. High near 75°F. Wind 9 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Forecast Missing. Low around 50°F. Wind 2 to 7 mph, with gusts as high as 10 mph.
Thursday
Forecast Missing. High near 75°F. Wind 5 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Forecast Missing. Low around 51°F. Wind 2 to 6 mph, with gusts as high as 9 mph.
Friday
Forecast Missing. High near 78°F. Wind 6 to 14 mph, with gusts as high as 21 mph.
Friday Night
Forecast Missing. Low around 53°F. Wind 1 to 6 mph, with gusts as high as 9 mph.
Saturday
Forecast Missing. High near 80°F. Wind 6 to 14 mph, with gusts as high as 22 mph.
CA Radar
Current Radar • CA
Day 1 Outlook • May 10, 2026

Observation History — Alviso, CA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
10:25 AM PDT W 11.5 10.00 Cloudy -- 57.2 51.8 82% NA NA 30.02 1016.6
10:20 AM PDT W 11.5 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
10:10 AM PDT W 11.5 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
10:00 AM PDT W 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:50 AM PDT W 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:45 AM PDT W 10.4 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:35 AM PDT W 9.2 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:30 AM PDT W 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:25 AM PDT 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.02 1016.6
09:20 AM PDT W 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
09:10 AM PDT 9.2 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
09:05 AM PDT 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
08:50 AM PDT W 9.2 9.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
08:45 AM PDT 6.9 9.00 Cloudy -- 53.6 51.8 94% NA NA 30.01 1016.3
08:35 AM PDT W 8.1 10.00 Cloudy -- 53.6 51.8 94% NA NA 30.01 1016.3
08:30 AM PDT W 10.4 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
08:25 AM PDT W 6.9 10.00 Cloudy -- 53.6 51.8 94% NA NA 30.01 1016.3
08:20 AM PDT W 11.5 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.01 1016.3
08:10 AM PDT W 6.9 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.00 1015.9
08:00 AM PDT 5.7 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.00 1015.9
07:50 AM PDT W 8.1 10.00 Cloudy -- 55.4 51.8 88% NA NA 30.00 1015.9
07:40 AM PDT W 9.2 10.00 Cloudy -- 53.6 51.8 94% NA NA 30.00 1015.9
07:30 AM PDT 9.2 10.00 Cloudy -- 53.6 51.8 94% NA NA 30.00 1015.9
07:25 AM PDT 8.1 10.00 Cloudy -- 53.6 51.8 94% NA NA 30.00 1015.9

Regional Weather Observation

HAYWARD (KHWD)

Cloudy
57.2 F

OAKLAND (KOAK)

Cloudy
55.4 F

PALO ALTO (KPAO)

Mostly Cloudy
60.8 F

SAN CARLOS AIRPO (KSQL)

Mostly Cloudy
59.0 F

MOFFETT NAS/MTN (KNUQ)

Mostly Clear
60.8 F

SAN FRANCISCO (KSFO)

Cloudy
55.4 F
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