Port Costa Hourly Forecast
Next 48 Hours
Rest Of Tonight
Rain. Lows in the upper 50s. South winds 10 to 20 mph with gusts to around 35 mph.
Friday
Rain. Highs in the lower to mid 60s. South winds 10 to 20 mph with gusts to around 35 mph.
| Fri, Nov 22nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
7 AM Overcast  UV Index: 0 |
58°F Feels 56°F |
85% | 9.4 S | 29.96 inHg | 54.7°F | 0% |
8 AM Cloudy  UV Index: 0 |
59°F Feels 58°F |
89% | 9.6 S | 29.99 inHg | 54.4°F | 0% |
9 AM Overcast UV Index: 0.1 |
59°F Feels 57°F |
86% | 11.2 S | 29.97 inHg | 55°F | 0% |
10 AM Overcast UV Index: 0.1 |
60°F Feels 59°F |
92% | 10.1 S | 29.96 inHg | 56.1°F | 0% |
11 AM Overcast UV Index: 0.1 |
60°F Feels 59°F |
78% | 9.2 S | 29.98 inHg | 54.2°F | 0% |
12 PM Overcast UV Index: 0.1 |
59°F Feels 58°F |
91% | 7.8 S | 29.93 inHg | 56.6°F | 0% |
1 PM Overcast UV Index: 0.2 |
60°F Feels 59°F |
96% | 7.6 S | 29.91 inHg | 57.2°F | 0% |
2 PM Overcast UV Index: 0.1 |
59°F Feels 58°F |
82% | 6.9 S | 29.94 inHg | 54.4°F | 0% |
3 PM Overcast UV Index: 0.1 |
59°F Feels 57°F |
95% | 5.1 S | 29.87 inHg | 56.9°F | 0% |
4 PM Overcast UV Index: 0 |
59°F Feels 57°F |
96% | 5.6 SSE | 29.85 inHg | 57.2°F | 0% |
5 PM Thundery Outbreaks Nearby UV Index: 0 |
59°F Feels 57°F |
87% | 3.1 SSE | 29.9 inHg | 55.3°F | 0% |
6 PM Overcast  UV Index: 0 |
58°F Feels 56°F |
97% | 2.9 S | 29.84 inHg | 57.2°F | 0% |
7 PM Overcast UV Index: 0 |
58°F Feels 55°F |
95% | 4 WSW | 29.84 inHg | 56.8°F | 0% |
8 PM Moderate Rain UV Index: 0 |
57°F Feels 55°F |
95% | 4 WSW | 29.89 inHg | 55.6°F | 100% Rain est. 0.13in |
9 PM Overcast UV Index: 0 |
57°F Feels 55°F |
92% | 4 SW | 29.86 inHg | 55°F | 0% |
10 PM Overcast UV Index: 0 |
57°F Feels 55°F |
94% | 4 WSW | 29.87 inHg | 55°F | 0% |
11 PM Light Rain UV Index: 0 |
57°F Feels 55°F |
95% | 6.3 W | 29.79 inHg | 55.5°F | 100% Rain est. 0.06in |
Friday Night
Rain. Lows in the lower 50s. Southwest winds 5 to 15 mph with gusts to around 30 mph.
Saturday
Mostly cloudy. A chance of rain. Highs in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
| Sat, Nov 23rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Light RainUV Index: 0 |
56°F Feels 54°F |
95% | 6.5 WSW | 29.95 inHg | 54.5°F | 100% Rain est. 0.04in |
1 AM Light RainUV Index: 0 |
56°F Feels 54°F |
95% | 6.5 WSW | 29.96 inHg | 54.2°F | 100% Rain est. 0.02in |
2 AM Overcast UV Index: 0 |
55°F Feels 53°F |
95% | 7.4 WSW | 29.96 inHg | 54°F | 0% |
3 AM Overcast UV Index: 0 |
55°F Feels 53°F |
94% | 6.9 SW | 29.98 inHg | 53.1°F | 0% |
4 AM Overcast UV Index: 0 |
55°F Feels 53°F |
93% | 7.2 SW | 29.98 inHg | 52.6°F | 0% |
5 AM Overcast UV Index: 0 |
54°F Feels 52°F |
92% | 5.4 SSW | 29.99 inHg | 52.2°F | 0% |
6 AM Overcast UV Index: 0 |
54°F Feels 52°F |
92% | 4.9 SSW | 30.01 inHg | 51.2°F | 0% |
7 AM Overcast UV Index: 0 |
53°F Feels 52°F |
92% | 6 SSW | 30.02 inHg | 50.8°F | 0% |
8 AM Overcast UV Index: 0.2 |
53°F Feels 53°F |
92% | 8.5 SW | 30.03 inHg | 50.3°F | 0% |
9 AM Overcast UV Index: 0.6 |
54°F Feels 54°F |
85% | 8.7 SW | 30.04 inHg | 49°F | 0% |
10 AM Overcast UV Index: 1.2 |
54°F Feels 54°F |
81% | 8.9 WSW | 30.05 inHg | 48.3°F | 0% |
11 AM Partly Cloudy  UV Index: 1.7 |
56°F Feels 56°F |
77% | 9.4 WSW | 30.06 inHg | 47.7°F | 0% |
12 PM Partly Cloudy UV Index: 2 |
57°F Feels 57°F |
70% | 9.6 WSW | 30.03 inHg | 47.1°F | 0% |
1 PM Partly Cloudy UV Index: 1.9 |
58°F Feels 58°F |
67% | 9.4 WSW | 30.02 inHg | 46.8°F | 0% |
2 PM Sunny UV Index: 1.3 |
58°F Feels 59°F |
63% | 9.4 WSW | 30.01 inHg | 46.5°F | 0% |
3 PM SunnyUV Index: 0.7 |
58°F Feels 59°F |
63% | 9.4 WSW | 29.99 inHg | 46.1°F | 0% |
4 PM SunnyUV Index: 0.2 |
59°F Feels 59°F |
63% | 8.9 WSW | 29.98 inHg | 46°F | 0% |
5 PM Partly Cloudy  UV Index: 0 |
58°F Feels 58°F |
63% | 8.3 WSW | 29.97 inHg | 45.8°F | 0% |
6 PM Partly Cloudy UV Index: 0 |
57°F Feels 57°F |
67% | 6.9 WSW | 29.96 inHg | 45.9°F | 0% |
7 PM Partly Cloudy UV Index: 0 |
56°F Feels 56°F |
69% | 6.5 WSW | 29.96 inHg | 45.9°F | 0% |
8 PM Partly Cloudy UV Index: 0 |
55°F Feels 55°F |
71% | 6 SW | 29.96 inHg | 45.9°F | 0% |
9 PM Partly Cloudy UV Index: 0 |
55°F Feels 55°F |
72% | 5.1 SW | 29.95 inHg | 45.7°F | 0% |
10 PM Partly Cloudy UV Index: 0 |
56°F Feels 55°F |
73% | 4.9 SW | 29.95 inHg | 45.6°F | 0% |
11 PM Light RainUV Index: 0 |
54°F Feels 53°F |
95% | 4.3 SW | 29.93 inHg | 55°F | 100% Rain est. 0.08in |
Saturday Night
Mostly cloudy. A chance of rain. Lows in the mid 40s. Light winds. Chance of rain 40 percent.
Sunday
Mostly cloudy. A chance of rain. Highs in the upper 50s.
| Sun, Nov 24th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Cloudy  UV Index: 0 |
53°F Feels 52°F |
73% | 4 SW | 29.94 inHg | 44.8°F | 0% |
1 AM Cloudy UV Index: 0 |
53°F Feels 51°F |
74% | 3.8 SW | 29.94 inHg | 44.4°F | 0% |
2 AM Cloudy UV Index: 0 |
52°F Feels 50°F |
74% | 3.8 SW | 29.94 inHg | 44.1°F | 0% |
3 AM Cloudy UV Index: 0 |
51°F Feels 49°F |
74% | 3.1 SSW | 29.94 inHg | 43.2°F | 0% |
4 AM Cloudy UV Index: 0 |
51°F Feels 48°F |
74% | 2.5 S | 29.94 inHg | 42.8°F | 0% |
5 AM Overcast UV Index: 0 |
48°F Feels 46°F |
74% | 2.5 SSE | 29.94 inHg | 42.4°F | 0% |
6 AM Overcast UV Index: 0 |
45°F Feels 43°F |
85% | 3.1 SSE | 30 inHg | 39.9°F | 0% |
Currently
 |
63°F |
29.92in
Barometer 73%
Humidity South 16.1mph Wind |
| Fair | ||
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