Daily forecast
as
Last update: 17:35 local time / This forecast is based on the GFS model
Friday, Sep 19
Wind
Weather
Waves
01h
3 kts
max 4 kts
17° C
1017 hpa
1.4 m
11 s
04h
6 kts
max 6 kts
17° C
1015 hpa
1.4 m
10 s
07h
9 kts
max 10 kts
17° C
1015 hpa
1.3 m
10 s
10h
9 kts
max 11 kts
17° C
1014 hpa
1.3 m
10 s
13h
6 kts
max 7 kts
18° C
1013 hpa
1.4 m
10 s
16h
12 kts
max 15 kts
17° C
1013 hpa
1.4 m
10 s
19h
7 kts
max 9 kts
17° C
1012 hpa
1.3 m
10 s
22h
2 kts
max 2 kts
17° C
1012 hpa
1.2 m
10 s
Saturday, Sep 20
Wind
Weather
Waves
01h
10 kts
max 15 kts
17° C
1011 hpa
1.2 m
10 s
04h
12 kts
max 20 kts
17° C
1009 hpa
1.1 m
10 s
07h
11 kts
max 13 kts
17° C
1008 hpa
1.1 m
9 s
10h
12 kts
max 16 kts
17° C
1008 hpa
1.2 m
9 s
13h
9 kts
max 15 kts
17° C
1006 hpa
1.3 m
9 s
16h
22 kts
max 26 kts
5.02 mm
16° C
1006 hpa
1.5 m
8 s
19h
23 kts
max 25 kts
15° C
1008 hpa
1.8 m
8 s
22h
18 kts
max 20 kts
15° C
1010 hpa
1.9 m
8 s
Sunday, Sep 21
Wind
Weather
Waves
01h
12 kts
max 13 kts
15° C
1011 hpa
1.9 m
8 s
04h
12 kts
max 12 kts
0.48 mm
15° C
1010 hpa
1.7 m
9 s
07h
6 kts
max 6 kts
0.88 mm
14° C
1010 hpa
1.6 m
9 s
10h
5 kts
max 5 kts
2.45 mm
15° C
1011 hpa
1.5 m
8 s
13h
6 kts
max 7 kts
1.79 mm
15° C
1012 hpa
1.5 m
8 s
16h
21 kts
max 21 kts
1.93 mm
15° C
1013 hpa
1.6 m
8 s
19h
26 kts
max 27 kts
1.86 mm
14° C
1014 hpa
1.8 m
7 s
22h
29 kts
max 32 kts
2.85 mm
14° C
1016 hpa
1.9 m
6 s
Monday, Sep 22
Wind
Weather
Waves
01h
28 kts
max 32 kts
3.72 mm
14° C
1017 hpa
2.1 m
6 s
04h
30 kts
max 31 kts
2.62 mm
14° C
1017 hpa
2.2 m
6 s
07h
27 kts
max 28 kts
0.61 mm
14° C
1019 hpa
2.2 m
7 s
10h
26 kts
max 27 kts
14° C
1021 hpa
2.2 m
7 s
13h
25 kts
max 27 kts
0.46 mm
14° C
1021 hpa
2.0 m
7 s
16h
22 kts
max 23 kts
0.42 mm
15° C
1022 hpa
1.8 m
7 s
19h
20 kts
max 20 kts
15° C
1022 hpa
1.6 m
6 s
22h
22 kts
max 22 kts
15° C
1023 hpa
1.4 m
6 s
Tuesday, Sep 23
Wind
Weather
Waves
01h
18 kts
max 18 kts
14° C
1022 hpa
1.3 m
6 s
04h
18 kts
max 18 kts
14° C
1022 hpa
1.2 m
6 s
07h
18 kts
max 18 kts
13° C
1023 hpa
1.2 m
6 s
10h
18 kts
max 18 kts
13° C
1024 hpa
1.1 m
6 s
13h
16 kts
max 16 kts
13° C
1023 hpa
1.0 m
6 s
16h
15 kts
max 15 kts
14° C
1023 hpa
0.9 m
7 s
19h
14 kts
max 15 kts
15° C
1023 hpa
0.8 m
10 s
22h
16 kts
max 17 kts
15° C
1023 hpa
0.7 m
11 s
Wednesday, Sep 24
Wind
Weather
Waves
01h
16 kts
max 17 kts
15° C
1023 hpa
0.7 m
11 s
04h
18 kts
max 18 kts
15° C
1023 hpa
0.8 m
12 s
07h
17 kts
max 17 kts
14° C
1023 hpa
0.8 m
11 s
10h
17 kts
max 18 kts
14° C
1024 hpa
0.9 m
11 s
13h
16 kts
max 17 kts
14° C
1023 hpa
0.9 m
11 s
16h
14 kts
max 17 kts
15° C
1023 hpa
1.0 m
11 s
19h
15 kts
max 18 kts
1.02 mm
15° C
1023 hpa
1.0 m
11 s
22h
13 kts
max 17 kts
0.45 mm
16° C
1023 hpa
1.0 m
10 s
Thursday, Sep 25
Wind
Weather
Waves
01h
15 kts
max 15 kts
16° C
1023 hpa
1.0 m
10 s
04h
14 kts
max 14 kts
15° C
1022 hpa
1.0 m
10 s
07h
15 kts
max 15 kts
15° C
1021 hpa
1.0 m
10 s
10h
15 kts
max 16 kts
15° C
1021 hpa
1.0 m
9 s
13h
15 kts
max 15 kts
15° C
1021 hpa
1.0 m
9 s
16h
16 kts
max 16 kts
15° C
1020 hpa
1.0 m
9 s
19h
11 kts
max 17 kts
16° C
1020 hpa
1.0 m
8 s
22h
11 kts
max 14 kts
15° C
1020 hpa
1.0 m
9 s
Friday, Sep 26
Wind
Weather
Waves
01h
13 kts
max 14 kts
15° C
1020 hpa
0.9 m
9 s
04h
13 kts
max 14 kts
15° C
1019 hpa
0.9 m
9 s
07h
15 kts
max 16 kts
15° C
1020 hpa
0.9 m
9 s
10h
15 kts
max 16 kts
15° C
1020 hpa
0.9 m
10 s
13h
11 kts
max 12 kts
0.41 mm
15° C
1020 hpa
0.9 m
10 s
16h
13 kts
max 13 kts
15° C
1019 hpa
0.8 m
11 s
19h
14 kts
max 14 kts
15° C
1019 hpa
0.9 m
11 s
22h
13 kts
max 13 kts
15° C
1020 hpa
0.9 m
12 s
Saturday, Sep 27
Wind
Weather
Waves
01h
10 kts
max 11 kts
15° C
1020 hpa
1.0 m
12 s
04h
10 kts
max 11 kts
15° C
1019 hpa
1.1 m
11 s
07h
13 kts
max 13 kts
15° C
1019 hpa
1.1 m
13 s
10h
12 kts
max 14 kts
15° C
1020 hpa
1.2 m
13 s
13h
13 kts
max 13 kts
16° C
1019 hpa
1.3 m
13 s
16h
15 kts
max 15 kts
15° C
1018 hpa
1.3 m
13 s
19h
18 kts
max 21 kts
15° C
1018 hpa
1.4 m
13 s
22h
16 kts
max 20 kts
14° C
1017 hpa
1.4 m
13 s
Sunday, Sep 28
Wind
Weather
Waves
01h
14 kts
max 15 kts
15° C
1016 hpa
1.5 m
13 s
04h
13 kts
max 14 kts
15° C
1013 hpa
1.5 m
12 s
07h
11 kts
max 14 kts
15° C
1012 hpa
1.5 m
12 s
10h
9 kts
max 11 kts
14° C
1011 hpa
1.4 m
12 s
13h
6 kts
max 6 kts
14° C
1010 hpa
1.4 m
12 s
16h
17 kts
max 17 kts
14° C
1008 hpa
1.3 m
11 s
19h
19 kts
max 19 kts
14° C
1008 hpa
1.3 m
11 s
22h
19 kts
max 22 kts
14° C
1008 hpa
1.3 m
11 s
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Additional information
General
This is the wind, wave and weather forecast for Herm Island in Guernsey, Guernsey. 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 6:00 AM, 12:00 PM, 6:00 PM and 12:00 AM GMT+01:00. 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 Herm Island when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in Guernsey. Or use our wind forecast to find the wind speed today in Herm Island or to have a look at the wind direction tomorrow at Herm Island.
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.