Daily forecast
as
Last update: 16:35 local time / This forecast is based on the GFS model
Saturday, Dec 06
Wind
Weather
Waves
Tides
00h
12 kts
max 14 kts
20° C
1016 hpa
1.6 m
11 s
0.4
m
03h
14 kts
max 15 kts
20° C
1015 hpa
1.6 m
10 s
03:23
1.0
m
06h
14 kts
max 17 kts
20° C
1016 hpa
1.6 m
10 s
0.6
m
09h
15 kts
max 17 kts
20° C
1017 hpa
1.7 m
10 s
09:37
12h
15 kts
max 16 kts
20° C
1016 hpa
1.7 m
10 s
0.3
m
15h
14 kts
max 16 kts
21° C
1014 hpa
1.7 m
10 s
15:54
1.0
m
18h
14 kts
max 15 kts
21° C
1014 hpa
1.7 m
10 s
0.7
m
21h
14 kts
max 16 kts
21° C
1015 hpa
1.7 m
11 s
22:04
0.1
m
Sunday, Dec 07
Wind
Weather
Waves
Tides
00h
16 kts
max 17 kts
20° C
1015 hpa
1.7 m
13 s
0.3
m
03h
15 kts
max 16 kts
20° C
1013 hpa
1.8 m
13 s
04:10
0.9
m
06h
16 kts
max 17 kts
20° C
1014 hpa
1.8 m
13 s
0.8
m
09h
15 kts
max 17 kts
20° C
1015 hpa
1.8 m
13 s
10:24
0.0
m
12h
14 kts
max 14 kts
20° C
1014 hpa
1.8 m
12 s
0.2
m
15h
14 kts
max 16 kts
21° C
1013 hpa
1.8 m
12 s
0.8
m
18h
14 kts
max 15 kts
21° C
1014 hpa
1.8 m
12 s
16:46
1.0
m
21h
14 kts
max 15 kts
21° C
1016 hpa
1.7 m
12 s
0.3
m
Monday, Dec 08
Wind
Weather
Waves
Tides
00h
13 kts
max 14 kts
21° C
1015 hpa
1.7 m
11 s
22:57
0.1
m
03h
11 kts
max 12 kts
21° C
1014 hpa
1.7 m
11 s
0.7
m
06h
10 kts
max 11 kts
20° C
1015 hpa
1.7 m
11 s
04:58
0.9
m
09h
10 kts
max 11 kts
20° C
1017 hpa
1.6 m
11 s
0.3
m
12h
9 kts
max 9 kts
20° C
1016 hpa
1.6 m
11 s
11:13
0.1
m
15h
8 kts
max 8 kts
20° C
1015 hpa
1.6 m
11 s
0.6
m
18h
8 kts
max 9 kts
21° C
1015 hpa
1.5 m
11 s
17:39
0.9
m
21h
9 kts
max 11 kts
21° C
1017 hpa
1.5 m
11 s
0.5
m
Tuesday, Dec 09
Wind
Weather
Waves
Tides
00h
10 kts
max 11 kts
20° C
1017 hpa
1.5 m
10 s
23:52
0.2
m
03h
10 kts
max 12 kts
20° C
1015 hpa
1.5 m
10 s
0.5
m
06h
11 kts
max 11 kts
20° C
1016 hpa
1.5 m
10 s
05:50
0.8
m
09h
11 kts
max 11 kts
21° C
1017 hpa
1.5 m
11 s
0.4
m
12h
9 kts
max 10 kts
21° C
1017 hpa
1.4 m
12 s
12:05
0.1
m
15h
9 kts
max 9 kts
21° C
1016 hpa
1.4 m
11 s
0.4
m
18h
8 kts
max 8 kts
21° C
1016 hpa
1.4 m
11 s
18:37
0.9
m
21h
8 kts
max 9 kts
21° C
1017 hpa
1.4 m
11 s
0.7
m
Wednesday, Dec 10
Wind
Weather
Waves
Tides
00h
11 kts
max 12 kts
20° C
1016 hpa
1.4 m
12 s
00:52
0.2
m
03h
11 kts
max 12 kts
20° C
1015 hpa
1.4 m
15 s
0.4
m
06h
12 kts
max 12 kts
20° C
1016 hpa
1.4 m
16 s
06:46
0.8
m
09h
11 kts
max 11 kts
20° C
1017 hpa
1.4 m
16 s
0.6
m
12h
9 kts
max 10 kts
20° C
1016 hpa
1.3 m
16 s
13:02
0.2
m
15h
8 kts
max 9 kts
21° C
1015 hpa
1.3 m
16 s
0.3
m
18h
7 kts
max 7 kts
21° C
1015 hpa
1.3 m
16 s
0.7
m
21h
10 kts
max 11 kts
21° C
1016 hpa
1.4 m
17 s
19:40
0.8
m
Thursday, Dec 11
Wind
Weather
Waves
Tides
00h
11 kts
max 12 kts
20° C
1016 hpa
1.3 m
17 s
0.4
m
03h
12 kts
max 12 kts
20° C
1014 hpa
1.3 m
15 s
01:58
0.3
m
06h
11 kts
max 11 kts
20° C
1015 hpa
1.2 m
15 s
0.6
m
09h
9 kts
max 10 kts
20° C
1015 hpa
1.3 m
16 s
07:48
0.7
m
12h
11 kts
max 11 kts
21° C
1015 hpa
1.3 m
16 s
0.3
m
15h
11 kts
max 12 kts
21° C
1014 hpa
1.3 m
16 s
14:05
0.2
m
18h
11 kts
max 12 kts
21° C
1014 hpa
1.2 m
16 s
0.6
m
21h
12 kts
max 14 kts
21° C
1015 hpa
1.2 m
18 s
20:47
0.8
m
Friday, Dec 12
Wind
Weather
Waves
Tides
00h
14 kts
max 16 kts
20° C
1015 hpa
1.3 m
20 s
0.6
m
03h
12 kts
max 14 kts
20° C
1013 hpa
1.4 m
17 s
03:09
0.3
m
06h
14 kts
max 15 kts
20° C
1014 hpa
1.5 m
15 s
0.5
m
09h
15 kts
max 17 kts
20° C
1016 hpa
1.5 m
16 s
08:58
0.7
m
12h
14 kts
max 16 kts
21° C
1015 hpa
1.6 m
16 s
0.5
m
15h
13 kts
max 15 kts
21° C
1014 hpa
1.6 m
16 s
15:12
0.2
m
18h
12 kts
max 14 kts
21° C
1014 hpa
1.7 m
15 s
0.4
m
21h
14 kts
max 16 kts
21° C
1015 hpa
1.8 m
14 s
21:54
0.8
m
Saturday, Dec 13
Wind
Weather
Waves
Tides
00h
14 kts
max 15 kts
20° C
1015 hpa
1.9 m
14 s
0.7
m
03h
14 kts
max 15 kts
20° C
1014 hpa
1.9 m
14 s
04:18
0.3
m
06h
16 kts
max 17 kts
20° C
1016 hpa
1.9 m
14 s
0.4
m
09h
17 kts
max 20 kts
21° C
1017 hpa
2.0 m
14 s
10:08
0.7
m
12h
17 kts
max 19 kts
21° C
1017 hpa
2.0 m
15 s
0.6
m
15h
16 kts
max 19 kts
21° C
1016 hpa
2.1 m
15 s
16:19
0.2
m
18h
16 kts
max 19 kts
21° C
1015 hpa
2.1 m
15 s
0.3
m
21h
17 kts
max 18 kts
21° C
1017 hpa
2.1 m
14 s
0.7
m
Sunday, Dec 14
Wind
Weather
Waves
Tides
00h
16 kts
max 17 kts
21° C
1016 hpa
2.1 m
13 s
22:55
0.8
m
03h
15 kts
max 16 kts
20° C
1014 hpa
2.1 m
13 s
0.4
m
06h
15 kts
max 16 kts
20° C
1016 hpa
2.1 m
13 s
05:17
0.3
m
09h
16 kts
max 17 kts
21° C
1017 hpa
2.2 m
13 s
0.6
m
12h
16 kts
max 18 kts
21° C
1016 hpa
2.2 m
13 s
11:12
0.7
m
15h
16 kts
max 18 kts
21° C
1015 hpa
2.2 m
13 s
0.4
m
18h
14 kts
max 19 kts
21° C
1015 hpa
2.2 m
13 s
17:19
0.2
m
21h
14 kts
max 18 kts
21° C
1016 hpa
2.2 m
13 s
0.6
m
Monday, Dec 15
Wind
Weather
Waves
Tides
00h
13 kts
max 16 kts
21° C
1016 hpa
2.1 m
13 s
23:47
0.8
m
03h
13 kts
max 16 kts
20° C
1015 hpa
2.1 m
13 s
0.5
m
06h
15 kts
max 16 kts
21° C
1017 hpa
2.0 m
12 s
06:06
0.3
m
09h
15 kts
max 16 kts
21° C
1018 hpa
2.0 m
13 s
0.5
m
12h
15 kts
max 16 kts
20° C
1017 hpa
2.0 m
13 s
12:05
0.7
m
15h
14 kts
max 15 kts
21° C
1015 hpa
2.0 m
14 s
0.5
m
18h
13 kts
max 14 kts
21° C
1016 hpa
1.9 m
13 s
18:10
0.2
m
21h
13 kts
max 14 kts
21° C
1017 hpa
1.9 m
13 s
0.5
m
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Additional information
General
This is the wind, wave and weather forecast for James Bay in Saint Helena, St. Helena. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing, fishing or paragliding.
Forecast
This forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 5:00 AM, 11:00 AM, 5:00 PM and 11:00 PM Greenwich Mean Time. Predictions are available in time steps of 3 hours for up to 10 days into the future. The arrows point in the direction in which the wind is blowing.Check the wind forecast for James Bay when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in St. Helena. Or use our wind forecast to find the wind speed today in James Bay or to have a look at the wind direction tomorrow at James Bay.
Severe Weather Warnings
When a severe weather warning or advisory is provided by the local meteorological institute, we display it as a banner above the wind forecast.The weather warning, for example a high wind warning, can help you prepare for dangerous weather conditions and avoid weather-related risks. The color scale indicates the intensity of the predicted weather event. For more details click or tap on the warning. General information about severe weather warnings can be found in our help section.
Please be aware that severe weather may occur without a prior severe weather warning being reported.
Units
We use knots and degrees Celsius as our default units. These units are often used by sailors, kiters, surfers, windsurfers and paragliders. Use website settings to switch between units and 7 different languages at any time. For converting between wind speed units such as knots, km/h (kilometers per hour), m/s (meters per second), and mph (miles per hour) use our wind speed calculator.