Daily forecast
as
Last update: 00:37 local time / This forecast is based on the GFS model
Thursday, Sep 18
Wind
Weather
Waves
Tides
02h
6 kts
max 8 kts
0.62 mm
26° C
1011 hpa
1.2 m
8 s
00:41
0.2
m
05h
4 kts
max 5 kts
1.04 mm
25° C
1011 hpa
1.2 m
8 s
05:37
0.4
m
08h
6 kts
max 8 kts
3.31 mm
27° C
1013 hpa
1.2 m
8 s
0.3
m
11h
9 kts
max 11 kts
2.14 mm
28° C
1013 hpa
1.2 m
8 s
11:54
0.1
m
14h
7 kts
max 9 kts
28° C
1011 hpa
1.2 m
8 s
0.2
m
17h
6 kts
max 7 kts
28° C
1011 hpa
1.1 m
8 s
0.4
m
20h
6 kts
max 8 kts
27° C
1012 hpa
1.1 m
8 s
19:07
0.5
m
23h
6 kts
max 8 kts
26° C
1013 hpa
1.1 m
8 s
0.3
m
Friday, Sep 19
Wind
Weather
Waves
Tides
02h
5 kts
max 6 kts
26° C
1011 hpa
1.0 m
8 s
01:21
0.2
m
05h
5 kts
max 6 kts
25° C
1012 hpa
1.0 m
8 s
0.4
m
08h
5 kts
max 8 kts
0.41 mm
27° C
1013 hpa
1.0 m
8 s
06:41
0.4
m
11h
7 kts
max 8 kts
0.4 mm
31° C
1014 hpa
0.9 m
8 s
0.2
m
14h
6 kts
max 8 kts
1.8 mm
30° C
1012 hpa
0.9 m
9 s
12:54
0.1
m
17h
1 kts
max 5 kts
4.35 mm
29° C
1012 hpa
0.9 m
9 s
0.4
m
20h
3 kts
max 4 kts
1.13 mm
27° C
1013 hpa
1.0 m
13 s
19:48
0.5
m
23h
4 kts
max 4 kts
1.07 mm
26° C
1014 hpa
1.1 m
13 s
0.3
m
Saturday, Sep 20
Wind
Weather
Waves
Tides
02h
3 kts
max 4 kts
26° C
1013 hpa
1.1 m
13 s
01:57
0.2
m
05h
3 kts
max 3 kts
25° C
1013 hpa
1.2 m
12 s
0.3
m
08h
3 kts
max 4 kts
27° C
1014 hpa
1.2 m
11 s
07:38
0.4
m
11h
3 kts
max 4 kts
31° C
1014 hpa
1.3 m
11 s
0.2
m
14h
8 kts
max 8 kts
30° C
1013 hpa
1.2 m
11 s
13:50
0.1
m
17h
1 kts
max 4 kts
6.38 mm
29° C
1012 hpa
1.2 m
11 s
0.3
m
20h
3 kts
max 4 kts
2.97 mm
27° C
1014 hpa
1.2 m
11 s
20:23
0.5
m
23h
4 kts
max 4 kts
0.66 mm
26° C
1014 hpa
1.2 m
10 s
0.4
m
Sunday, Sep 21
Wind
Weather
Waves
Tides
02h
3 kts
max 3 kts
0.76 mm
26° C
1013 hpa
1.1 m
10 s
02:30
0.1
m
05h
3 kts
max 3 kts
26° C
1013 hpa
1.1 m
10 s
0.3
m
08h
4 kts
max 5 kts
27° C
1014 hpa
1.0 m
10 s
08:30
0.5
m
11h
3 kts
max 5 kts
31° C
1014 hpa
1.0 m
9 s
0.4
m
14h
6 kts
max 8 kts
0.55 mm
30° C
1012 hpa
1.0 m
9 s
14:44
0.1
m
17h
3 kts
max 7 kts
5.56 mm
29° C
1012 hpa
1.0 m
9 s
0.2
m
20h
4 kts
max 6 kts
4.18 mm
27° C
1013 hpa
0.9 m
9 s
20:55
0.4
m
23h
5 kts
max 6 kts
1.87 mm
26° C
1014 hpa
0.9 m
8 s
0.4
m
Monday, Sep 22
Wind
Weather
Waves
Tides
02h
4 kts
max 4 kts
26° C
1013 hpa
0.8 m
8 s
03:01
0.1
m
05h
4 kts
max 4 kts
25° C
1013 hpa
0.8 m
8 s
0.2
m
08h
3 kts
max 4 kts
27° C
1014 hpa
0.8 m
8 s
09:18
0.5
m
11h
6 kts
max 7 kts
30° C
1014 hpa
0.8 m
8 s
0.4
m
14h
11 kts
max 11 kts
0.61 mm
30° C
1012 hpa
0.8 m
8 s
0.2
m
17h
11 kts
max 12 kts
0.46 mm
30° C
1011 hpa
0.8 m
8 s
15:36
0.1
m
20h
8 kts
max 11 kts
27° C
1013 hpa
0.8 m
8 s
21:25
0.4
m
23h
6 kts
max 8 kts
26° C
1014 hpa
0.8 m
7 s
0.4
m
Tuesday, Sep 23
Wind
Weather
Waves
Tides
02h
5 kts
max 8 kts
26° C
1013 hpa
0.8 m
7 s
03:30
0.1
m
05h
5 kts
max 7 kts
26° C
1013 hpa
0.9 m
8 s
0.2
m
08h
5 kts
max 8 kts
28° C
1015 hpa
0.9 m
9 s
0.4
m
11h
9 kts
max 11 kts
31° C
1015 hpa
0.9 m
9 s
10:04
0.5
m
14h
13 kts
max 13 kts
31° C
1013 hpa
1.0 m
9 s
0.3
m
17h
12 kts
max 13 kts
30° C
1013 hpa
1.0 m
11 s
16:27
0.2
m
20h
9 kts
max 12 kts
28° C
1014 hpa
1.0 m
12 s
0.3
m
23h
8 kts
max 11 kts
27° C
1015 hpa
1.0 m
12 s
21:53
0.4
m
Wednesday, Sep 24
Wind
Weather
Waves
Tides
02h
8 kts
max 10 kts
27° C
1013 hpa
1.0 m
12 s
0.2
m
05h
5 kts
max 7 kts
26° C
1013 hpa
1.0 m
11 s
03:58
0.1
m
08h
5 kts
max 8 kts
28° C
1014 hpa
1.0 m
12 s
0.4
m
11h
7 kts
max 8 kts
31° C
1015 hpa
1.0 m
12 s
10:48
0.5
m
14h
5 kts
max 7 kts
3.68 mm
31° C
1013 hpa
1.0 m
11 s
0.4
m
17h
6 kts
max 7 kts
5.46 mm
29° C
1013 hpa
1.0 m
11 s
17:18
0.2
m
20h
6 kts
max 7 kts
4.67 mm
27° C
1014 hpa
1.0 m
11 s
0.3
m
23h
8 kts
max 12 kts
2.11 mm
26° C
1015 hpa
0.9 m
11 s
22:21
0.4
m
Thursday, Sep 25
Wind
Weather
Waves
Tides
02h
6 kts
max 8 kts
25° C
1014 hpa
0.9 m
11 s
0.2
m
05h
5 kts
max 6 kts
25° C
1013 hpa
0.9 m
11 s
04:28
0.1
m
08h
5 kts
max 9 kts
1.92 mm
26° C
1014 hpa
0.9 m
10 s
0.3
m
11h
8 kts
max 11 kts
1.58 mm
30° C
1014 hpa
0.9 m
10 s
11:31
0.5
m
14h
11 kts
max 13 kts
0.83 mm
30° C
1012 hpa
0.9 m
10 s
0.4
m
17h
7 kts
max 10 kts
0.63 mm
27° C
1012 hpa
0.9 m
10 s
18:11
0.2
m
20h
5 kts
max 7 kts
0.53 mm
26° C
1014 hpa
0.9 m
10 s
0.2
m
23h
6 kts
max 8 kts
1.14 mm
26° C
1013 hpa
0.9 m
10 s
22:49
0.3
m
Friday, Sep 26
Wind
Weather
Waves
Tides
02h
6 kts
max 9 kts
3.71 mm
25° C
1012 hpa
0.8 m
11 s
0.2
m
05h
6 kts
max 9 kts
3.14 mm
25° C
1012 hpa
0.8 m
11 s
04:59
0.1
m
08h
6 kts
max 10 kts
1.74 mm
26° C
1013 hpa
0.8 m
11 s
0.2
m
11h
6 kts
max 11 kts
28° C
1014 hpa
0.8 m
11 s
12:16
0.5
m
14h
9 kts
max 11 kts
29° C
1012 hpa
0.9 m
11 s
0.5
m
17h
9 kts
max 13 kts
1.81 mm
28° C
1011 hpa
0.9 m
11 s
0.3
m
20h
7 kts
max 11 kts
3.05 mm
26° C
1013 hpa
0.9 m
10 s
19:06
0.2
m
23h
7 kts
max 10 kts
26° C
1013 hpa
0.9 m
10 s
23:19
0.3
m
Saturday, Sep 27
Wind
Weather
Waves
Tides
02h
7 kts
max 11 kts
0.58 mm
26° C
1012 hpa
0.9 m
10 s
0.2
m
05h
7 kts
max 10 kts
26° C
1012 hpa
0.9 m
10 s
05:34
0.1
m
08h
6 kts
max 10 kts
1.37 mm
27° C
1013 hpa
0.8 m
10 s
0.2
m
11h
8 kts
max 10 kts
1.38 mm
30° C
1014 hpa
0.8 m
10 s
0.4
m
14h
5 kts
max 7 kts
3.13 mm
30° C
1012 hpa
0.8 m
10 s
13:04
0.5
m
17h
4 kts
max 6 kts
3.23 mm
28° C
1012 hpa
0.8 m
9 s
0.4
m
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Additional information
General
This is the wind, wave and weather forecast for Viejo San Juan in San Juan, Puerto Rico. 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 1:00 AM, 7:00 AM, 1:00 PM and 7:00 PM Atlantic Standard 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 Viejo San Juan when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in Puerto Rico. Or use our wind forecast to find the wind speed today in Viejo San Juan or to have a look at the wind direction tomorrow at Viejo San Juan.
Statistics
For statistical and historical real weather data see the wind and weather statistics for this location.
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.