Alcatraz Island, CA Weather Forecast and Current Conditions
| Day | Sky | High / Low | Precip | Wind | Humidity | |
|---|---|---|---|---|---|---|
|
Sat Oct 1 |
 |
Partly Cloudy Close Hourly |
64º / 58º | 9% | SW 15 mph | 89% |
| 4am |  |
Mostly Cloudy | 56º | 6% | SW 8 mph | 100% |
| 5am | |
Mostly Cloudy | 56º | 6% | SW 8 mph | 100% |
| 6am | |
Mostly Cloudy | 56º | 5% | SW 8 mph | 98% |
| 7am | |
Mostly Cloudy | 57º | 5% | SW 7 mph | 96% |
| 8am |  |
Mostly Cloudy | 58º | 4% | SW 6 mph | 95% |
| 9am | |
Mostly Cloudy | 59º | 4% | SW 6 mph | 95% |
| 10am | |
Partly Cloudy | 59º | 4% | SW 7 mph | 93% |
| 11am | |
Partly Cloudy | 60º | 6% | SW 8 mph | 91% |
| 12pm | |
Partly Cloudy | 62º | 5% | SW 9 mph | 87% |
| 1pm | |
Partly Cloudy | 63º | 4% | SW 12 mph | 83% |
| 2pm | |
Partly Cloudy | 63º | 5% | WSW 13 mph | 83% |
| 3pm | |
Partly Cloudy | 64º | 5% | WSW 14 mph | 81% |
| 4pm | |
Partly Cloudy | 63º | 4% | WSW 15 mph | 82% |
| 5pm | |
Partly Cloudy | 62º | 6% | WSW 15 mph | 83% |
| 6pm | |
Partly Cloudy | 62º | 10% | WSW 14 mph | 84% |
| 7pm |  |
Partly Cloudy | 62º | 7% | WSW 12 mph | 85% |
| 8pm | |
Partly Cloudy | 61º | 11% | WSW 11 mph | 87% |
| 9pm | |
Mostly Cloudy | 60º | 9% | WSW 10 mph | 89% |
| 10pm | |
Mostly Cloudy | 60º | 10% | WSW 9 mph | 89% |
| 11pm | |
Mostly Cloudy | 60º | 12% | WSW 9 mph | 88% |
|
Sun Oct 2 |
|
AM Clouds/PM Sun View Hourly |
65º / 56º | 12% | WSW 13 mph | 82% |
| 12am | |
Mostly Cloudy | 60º | 15% | WSW 7 mph | 88% |
| 1am | |
Mostly Cloudy | 60º | 15% | WSW 7 mph | 88% |
| 2am | |
Mostly Cloudy | 59º | 9% | WSW 6 mph | 90% |
| 3am | |
Mostly Cloudy | 59º | 9% | WSW 6 mph | 90% |
| 4am | |
Mostly Cloudy | 59º | 13% | WSW 6 mph | 88% |
| 5am | |
Mostly Cloudy | 59º | 9% | WSW 5 mph | 88% |
| 6am | |
Mostly Cloudy | 59º | 12% | WSW 6 mph | 88% |
| 7am | |
Mostly Cloudy | 59º | 12% | WSW 5 mph | 87% |
| 8am | |
Mostly Cloudy | 59º | 11% | WSW 5 mph | 88% |
| 9am | |
Mostly Cloudy | 60º | 10% | WSW 5 mph | 87% |
| 10am | |
Mostly Cloudy | 61º | 9% | SW 6 mph | 87% |
| 11am | |
Mostly Cloudy | 62º | 5% | SW 6 mph | 85% |
| 12pm | |
Partly Cloudy | 63º | 5% | SW 7 mph | 82% |
| 1pm |  |
Mostly Sunny | 64º | 4% | WSW 10 mph | 79% |
| 2pm | |
Mostly Sunny | 64º | 3% | WSW 11 mph | 78% |
| 3pm |  |
Sunny | 64º | 4% | WSW 12 mph | 76% |
| 4pm | |
Sunny | 64º | 4% | WSW 13 mph | 77% |
| 5pm | |
Sunny | 63º | 4% | WSW 13 mph | 76% |
| 6pm | |
Sunny | 63º | 5% | WSW 12 mph | 77% |
| 7pm |  |
Clear | 62º | 6% | WSW 11 mph | 80% |
| 8pm | |
Clear | 61º | 7% | W 9 mph | 83% |
| 9pm |  |
Mostly Clear | 60º | 8% | W 8 mph | 86% |
| 10pm | |
Mostly Clear | 60º | 8% | W 6 mph | 87% |
| 11pm | |
Mostly Clear | 59º | 9% | W 6 mph | 88% |
|
Mon Oct 3 |
|
Partly Cloudy View Hourly |
71º / 56º | 8% | WSW 13 mph | 76% |
| 12am | |
Partly Cloudy | 59º | 9% | W 6 mph | 88% |
| 1am | |
Partly Cloudy | 58º | 8% | WSW 5 mph | 90% |
| 2am | |
Partly Cloudy | 58º | 8% | W 5 mph | 90% |
| 3am | |
Partly Cloudy | 58º | 9% | W 4 mph | 91% |
|
Tue Oct 4 |
|
Partly Cloudy | 74º / 56º | 10% | WSW 11 mph | 73% |
|
Wed Oct 5 |
|
Mostly Sunny | 78º / 55º | 8% | WSW 11 mph | 69% |
|
Thu Oct 6 |
|
Partly Cloudy | 79º / 55º | 7% | NNW 10 mph | 66% |
|
Fri Oct 7 |
|
Partly Cloudy | 78º / 55º | 6% | WNW 11 mph | 65% |
|
Sat Oct 8 |
|
Mostly Sunny | 74º / 55º | 6% | WSW 12 mph | 70% |
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Buoy Data
For Alcatraz Island, CA -
Wind Forecast
In Alcatraz Island, CA -
Radar
In Alcatraz Island, CA -
Marine Forecast
In Alcatraz Island, CA
Weather Radar for Alcatraz Island, CA See Radar
* Playback displays weather for the past 6 hours.
NOAA Weather Marine Forecast for Alcatraz Island, CA
Overnight
Low : 57ºF
WSW wind around 12 kt. Mostly cloudy.
WSW wind around 12 kt. Mostly cloudy.
Saturday
High : 61ºF
WSW wind 9 to 18 kt, with gusts as high as 26 kt. Mostly sunny.
WSW wind 9 to 18 kt, with gusts as high as 26 kt. Mostly sunny.
Saturday Night
Low : 57ºF
WSW wind 11 to 16 kt, with gusts as high as 22 kt. Mostly cloudy.
WSW wind 11 to 16 kt, with gusts as high as 22 kt. Mostly cloudy.
Sunday
High : 60ºF
WSW wind 9 to 16 kt. Mostly sunny.
WSW wind 9 to 16 kt. Mostly sunny.
Sunday Night
Low : 57ºF
W wind 10 to 17 kt. Partly cloudy.
W wind 10 to 17 kt. Partly cloudy.
Monday
High : 60ºF
W wind 7 to 12 kt increasing to 13 to 18 kt in the afternoon. Mostly sunny.
W wind 7 to 12 kt increasing to 13 to 18 kt in the afternoon. Mostly sunny.
Monday Night
Low : 57ºF
W wind 14 to 19 kt decreasing to 6 to 11 kt in the evening. Partly cloudy.
W wind 14 to 19 kt decreasing to 6 to 11 kt in the evening. Partly cloudy.
Tuesday
High : 61ºF
W wind 5 to 8 kt. Mostly sunny.
W wind 5 to 8 kt. Mostly sunny.
Tuesday Night
Low : 57ºF
WSW wind 5 to 9 kt. Mostly clear.
WSW wind 5 to 9 kt. Mostly clear.
NOAA Buoy Data Near Alcatraz Island, CA See Map
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Wind Speed Forecast for Alcatraz Island, CA
| Saturday | Sunday | Monday | ||||||||||
| Wind Speed (MPH) | 8 | 6 | 9 | 15 | 11 | 7 | 6 | 5 | 7 | 13 | 9 | 6 |
| 4am | 8am | 12pm | 4pm | 8pm | 12am | 4am | 8am | 12pm | 4pm | 8pm | 12am | |
| MPH | 8 | 6 | 9 | 15 | 11 | 7 | 6 | 5 | 7 | 13 | 9 | 6 |
| DIR | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | SW | WSW | W | W |
Current Weather Conditions In Alcatraz Island, CA
As Of: 2 minutes ago
- 56ºF
- 54ºF
- 8mph
- 0º (SW)
- 8mph
- Mostly Cloudy
- 10mi
- 29.81"
- 100%
- 0ºF
The weather right now in Alcatraz Island, CA is Mostly Cloudy. The current temperature is 56°F, and the expected high and low for today, Saturday, October 1, 2022, are 64° high temperature and 58°F low temperature. The wind is currently blowing at 8 miles per hour, and coming from the Southwest. The wind is gusting to 8 mph. With the wind and the atmosphere the temperature feels like 54° Fahrenheit. Expected precipitation is 6 percent, with current humidity at 100 percent, and air pressure at 29.81 in. Visibility is 10 nautical miles. There are no current weather alert(s).
