Port Costa Hourly Forecast
Next 48 Hours
Today
Mostly cloudy in the morning then becoming sunny. A chance of drizzle in the morning. Highs in the mid 60s. West winds 5 to 10 mph...becoming northwest in the afternoon.
Tonight
Mostly clear. Lows in the mid to upper 40s. Northwest winds 5 to 10 mph...becoming west 10 to 20 mph with gusts to around 35 mph after midnight.
| Sat, Nov 2nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
10 AM Partly Cloudy  UV Index: 0.9 |
55°F Feels 54°F |
80% | 3.8 N | 29.98 inHg | 49.5°F | 0% |
11 AM Cloudy  UV Index: 1.7 |
58°F Feels 57°F |
82% | 5.4 N | 29.96 inHg | 48.7°F | 0% |
12 PM Sunny UV Index: 2.2 |
60°F Feels 60°F |
65% | 5.6 NNE | 29.98 inHg | 49°F | 0% |
1 PM SunnyUV Index: 3.1 |
60°F Feels 60°F |
59% | 5.4 NNE | 29.97 inHg | 49°F | 0% |
2 PM Partly Cloudy UV Index: 2.9 |
62°F Feels 62°F |
63% | 5.6 NNE | 29.98 inHg | 47.3°F | 0% |
3 PM Partly Cloudy UV Index: 2 |
63°F Feels 63°F |
54% | 5.8 NNE | 29.96 inHg | 47.6°F | 0% |
4 PM Partly Cloudy UV Index: 1.1 |
63°F Feels 63°F |
54% | 5.6 NNE | 29.97 inHg | 47.3°F | 0% |
5 PM SunnyUV Index: 0.4 |
63°F Feels 63°F |
56% | 4.5 NE | 29.98 inHg | 46.2°F | 0% |
6 PM Partly Cloudy UV Index: 0 |
63°F Feels 63°F |
56% | 1.3 E | 29.99 inHg | 47.3°F | 0% |
7 PM Clear  UV Index: 0 |
60°F Feels 61°F |
59% | 0.9 S | 30 inHg | 47.6°F | 0% |
8 PM Partly Cloudy  UV Index: 0 |
58°F Feels 58°F |
65% | 2 SW | 30.01 inHg | 46.2°F | 0% |
9 PM Clear UV Index: 0 |
56°F Feels 56°F |
71% | 3.6 WSW | 30.03 inHg | 47°F | 0% |
10 PM Clear UV Index: 0 |
55°F Feels 54°F |
77% | 5.4 W | 30.04 inHg | 47.2°F | 0% |
11 PM Clear UV Index: 0 |
53°F Feels 52°F |
69% | 5.1 W | 29.99 inHg | 43.4°F | 0% |
Sunday
Sunny. Highs in the lower 70s. Northwest winds 10 to 20 mph. Gusts up to 45 mph in the morning.
Sunday Night
Clear. Lows in the upper 40s. North winds 10 to 20 mph with gusts to around 40 mph.
| Sun, Nov 3rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
52°F Feels 51°F |
80% | 4.7 WNW | 30.06 inHg | 45.3°F | 0% |
1 AM Clear UV Index: 0 |
51°F Feels 50°F |
82% | 4.5 WNW | 30.06 inHg | 45°F | 0% |
2 AM Clear UV Index: 0 |
50°F Feels 48°F |
84% | 3.8 WNW | 30.07 inHg | 44.7°F | 0% |
3 AM Clear UV Index: 0 |
49°F Feels 47°F |
83% | 3.6 WNW | 30.08 inHg | 43.4°F | 0% |
4 AM Clear UV Index: 0 |
48°F Feels 46°F |
82% | 3.8 WNW | 30.09 inHg | 42.7°F | 0% |
5 AM Clear UV Index: 0 |
48°F Feels 45°F |
82% | 3.1 WNW | 30.1 inHg | 42°F | 0% |
6 AM Clear UV Index: 0 |
48°F Feels 44°F |
73% | 3.1 WNW | 30.12 inHg | 39.3°F | 0% |
7 AM Clear UV Index: 0 |
48°F Feels 44°F |
69% | 2.7 WNW | 30.13 inHg | 37.9°F | 0% |
8 AM SunnyUV Index: 0.3 |
52°F Feels 49°F |
65% | 2.5 WNW | 30.13 inHg | 36.6°F | 0% |
9 AM SunnyUV Index: 1 |
57°F Feels 55°F |
53% | 2.9 NW | 30.15 inHg | 38.8°F | 0% |
10 AM SunnyUV Index: 2.1 |
61°F Feels 60°F |
47% | 4.3 NNW | 30.15 inHg | 39.9°F | 0% |
11 AM SunnyUV Index: 3.1 |
65°F Feels 64°F |
41% | 8.5 N | 30.16 inHg | 41°F | 0% |
12 PM SunnyUV Index: 3.6 |
67°F Feels 67°F |
33% | 10.7 N | 30.14 inHg | 38.1°F | 0% |
1 PM SunnyUV Index: 3.3 |
70°F Feels 69°F |
30% | 12.3 N | 30.13 inHg | 36.6°F | 0% |
2 PM SunnyUV Index: 2.4 |
71°F Feels 70°F |
26% | 15.2 N | 30.12 inHg | 35.1°F | 0% |
3 PM SunnyUV Index: 1.3 |
71°F Feels 71°F |
23% | 15.2 N | 30.11 inHg | 31.7°F | 0% |
4 PM SunnyUV Index: 0.5 |
71°F Feels 71°F |
22% | 13.4 N | 30.11 inHg | 30°F | 0% |
5 PM SunnyUV Index: 0 |
68°F Feels 68°F |
20% | 12.1 N | 30.1 inHg | 28.3°F | 0% |
6 PM SunnyUV Index: 0 |
65°F Feels 64°F |
23% | 10.5 N | 30.12 inHg | 26.4°F | 0% |
7 PM Clear UV Index: 0 |
62°F Feels 61°F |
25% | 8.7 NNW | 30.13 inHg | 25.4°F | 0% |
8 PM Clear UV Index: 0 |
60°F Feels 58°F |
26% | 8.9 NNW | 30.14 inHg | 24.5°F | 0% |
9 PM Clear UV Index: 0 |
59°F Feels 56°F |
29% | 8.7 NNW | 30.15 inHg | 25.8°F | 0% |
10 PM Clear UV Index: 0 |
56°F Feels 55°F |
30% | 8.5 NNW | 30.15 inHg | 26.5°F | 0% |
11 PM Clear UV Index: 0 |
55°F Feels 53°F |
77% | 7.8 NNW | 30.05 inHg | 46°F | 0% |
Monday
Sunny. Highs in the lower to mid 70s. Northeast winds 5 to 15 mph. Gusts up to 30 mph in the morning.
Monday Night
Mostly clear. Lows in the upper 40s.
| Mon, Nov 4th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
55°F Feels 52°F |
35% | 7.6 NNW | 30.16 inHg | 27.3°F | 0% |
1 AM Clear UV Index: 0 |
54°F Feels 50°F |
36% | 8.1 N | 30.17 inHg | 27.4°F | 0% |
2 AM Clear UV Index: 0 |
53°F Feels 49°F |
37% | 6.9 N | 30.17 inHg | 27.5°F | 0% |
3 AM Clear UV Index: 0 |
52°F Feels 48°F |
40% | 5.4 NNE | 30.18 inHg | 28°F | 0% |
4 AM Clear UV Index: 0 |
51°F Feels 47°F |
42% | 3.4 NNE | 30.19 inHg | 28.3°F | 0% |
5 AM Clear UV Index: 0 |
50°F Feels 47°F |
43% | 2.5 NE | 30.19 inHg | 28.6°F | 0% |
6 AM Clear UV Index: 0 |
50°F Feels 47°F |
44% | 2.7 E | 30.2 inHg | 28.8°F | 0% |
7 AM SunnyUV Index: 0 |
49°F Feels 47°F |
45% | 2.9 E | 30.21 inHg | 28.9°F | 0% |
8 AM SunnyUV Index: 0.3 |
52°F Feels 50°F |
46% | 2.9 E | 30.21 inHg | 28.9°F | 0% |
9 AM SunnyUV Index: 1 |
54°F Feels 53°F |
38% | 3.4 E | 30.22 inHg | 28.5°F | 0% |
Currently
 |
55°F |
29.95in
Barometer 40%
Humidity Southwest 3.5mph Wind |
| A Few Clouds | ||
Hourly Weather Nearby
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