Daily Superforecast
asLast update: 01:38 local time
Thursday, Jan 15
Wind
Weather
106°
ESE
00h
2 kts
max 3 kts
3° C
3
91%
919 hpa
349°
N
01h
1 kts
max 1 kts
3° C
4
94%
919 hpa
36°
NE
02h
2 kts
max 3 kts
3° C
3
96%
919 hpa
296°
WNW
03h
0 kts
max 1 kts
3° C
8
97%
920 hpa
20°
NNE
04h
1 kts
max 1 kts
0.08 mm
3° C
4
98%
920 hpa
96°
E
05h
2 kts
max 2 kts
3° C
3
97%
919 hpa
55°
NE
06h
3 kts
max 3 kts
2° C
1
96%
919 hpa
46°
NE
07h
3 kts
max 3 kts
2° C
1
94%
919 hpa
79°
E
08h
2 kts
max 2 kts
2° C
2
93%
918 hpa
69°
ENE
09h
2 kts
max 2 kts
2° C
2
92%
919 hpa
19°
NNE
10h
2 kts
max 2 kts
3° C
3
92%
918 hpa
2°
N
11h
1 kts
max 2 kts
4° C
5
94%
918 hpa
339°
NNW
12h
2 kts
max 3 kts
5° C
4
96%
918 hpa
342°
NNW
13h
2 kts
max 3 kts
4° C
4
98%
917 hpa
346°
NNW
14h
2 kts
max 3 kts
4° C
5
98%
917 hpa
359°
N
15h
2 kts
max 3 kts
0.07 mm
4° C
4
98%
917 hpa
18°
NNE
16h
2 kts
max 3 kts
4° C
4
98%
917 hpa
84°
E
17h
3 kts
max 3 kts
3° C
3
98%
916 hpa
96°
E
18h
6 kts
max 7 kts
3° C
1
86%
916 hpa
98°
E
19h
7 kts
max 11 kts
5° C
2
67%
915 hpa
104°
ESE
20h
8 kts
max 13 kts
5° C
3
62%
915 hpa
108°
ESE
21h
9 kts
max 27 kts
5° C
3
58%
915 hpa
109°
ESE
22h
9 kts
max 27 kts
5° C
3
51%
915 hpa
108°
ESE
23h
9 kts
max 26 kts
5° C
2
41%
916 hpa
Friday, Jan 16
Wind
Weather
108°
ESE
00h
10 kts
max 26 kts
5° C
2
34%
916 hpa
107°
ESE
01h
12 kts
max 28 kts
4° C
0
32%
916 hpa
112°
ESE
02h
13 kts
max 27 kts
4° C
0
31%
916 hpa
109°
ESE
03h
13 kts
max 26 kts
3° C
-1
33%
915 hpa
107°
ESE
04h
13 kts
max 24 kts
3° C
-1
33%
915 hpa
106°
ESE
05h
13 kts
max 24 kts
3° C
-1
32%
915 hpa
103°
ESE
06h
12 kts
max 21 kts
3° C
-1
33%
915 hpa
101°
E
07h
11 kts
max 20 kts
4° C
0
31%
914 hpa
103°
ESE
08h
12 kts
max 21 kts
3° C
0
32%
914 hpa
106°
ESE
09h
12 kts
max 23 kts
4° C
0
35%
914 hpa
110°
ESE
10h
13 kts
max 28 kts
5° C
1
36%
914 hpa
112°
ESE
11h
13 kts
max 29 kts
6° C
3
36%
914 hpa
114°
ESE
12h
13 kts
max 29 kts
7° C
4
35%
913 hpa
115°
ESE
13h
13 kts
max 29 kts
7° C
7
35%
913 hpa
112°
ESE
14h
12 kts
max 26 kts
7° C
7
35%
913 hpa
109°
ESE
15h
11 kts
max 25 kts
7° C
4
35%
914 hpa
112°
ESE
16h
13 kts
max 28 kts
6° C
2
35%
913 hpa
111°
ESE
17h
14 kts
max 29 kts
4° C
0
35%
913 hpa
110°
ESE
18h
15 kts
max 28 kts
4° C
0
35%
913 hpa
109°
ESE
19h
15 kts
max 29 kts
4° C
0
35%
913 hpa
113°
ESE
20h
17 kts
max 33 kts
4° C
-1
34%
913 hpa
115°
ESE
21h
18 kts
max 36 kts
3° C
-1
34%
913 hpa
115°
ESE
22h
18 kts
max 37 kts
3° C
-2
33%
913 hpa
115°
ESE
23h
19 kts
max 38 kts
3° C
-2
32%
913 hpa
Saturday, Jan 17
Wind
Weather
115°
ESE
00h
19 kts
max 40 kts
3° C
-2
32%
913 hpa
116°
ESE
01h
19 kts
max 41 kts
3° C
-2
31%
913 hpa
117°
ESE
02h
20 kts
max 42 kts
3° C
-2
30%
913 hpa
117°
ESE
03h
20 kts
max 43 kts
4° C
-2
29%
912 hpa
116°
ESE
04h
19 kts
max 41 kts
3° C
-1
27%
912 hpa
115°
ESE
05h
19 kts
max 40 kts
4° C
-1
25%
912 hpa
115°
ESE
06h
18 kts
max 40 kts
3° C
-1
25%
912 hpa
116°
ESE
07h
19 kts
max 38 kts
3° C
-2
25%
912 hpa
115°
ESE
08h
18 kts
max 37 kts
3° C
-2
26%
912 hpa
116°
ESE
09h
18 kts
max 36 kts
4° C
-1
27%
912 hpa
116°
ESE
10h
17 kts
max 34 kts
5° C
1
28%
912 hpa
118°
ESE
11h
11 kts
max 22 kts
3° C
-1
44%
900 hpa
119°
ESE
12h
10 kts
max 21 kts
4° C
1
44%
900 hpa
119°
ESE
13h
9 kts
max 20 kts
5° C
2
44%
900 hpa
119°
ESE
14h
9 kts
max 19 kts
5° C
2
45%
899 hpa
119°
ESE
15h
9 kts
max 18 kts
4° C
1
46%
899 hpa
119°
ESE
16h
9 kts
max 17 kts
4° C
1
47%
899 hpa
118°
ESE
17h
9 kts
max 15 kts
3° C
0
49%
899 hpa
117°
ESE
18h
9 kts
max 14 kts
2° C
-2
51%
899 hpa
116°
ESE
19h
9 kts
max 12 kts
1° C
-3
53%
899 hpa
117°
ESE
20h
9 kts
max 12 kts
1° C
-3
54%
899 hpa
118°
ESE
21h
9 kts
max 12 kts
1° C
-3
54%
899 hpa
118°
ESE
22h
9 kts
max 12 kts
0° C
-4
54%
899 hpa
118°
ESE
23h
9 kts
max 10 kts
1° C
-3
52%
899 hpa
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Additional information
General
This is the wind, wave and weather Superforecast for Mt. Si in Washington, United States of America. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing or paragliding.
Superforecast
The Superforecast is based on the best high resolution weather prediction models. The Superforecast is available for Europe, North America, South Africa, Egypt and the Canary Islands. The horizontal resolution is 5 kilometers. The Superforecast is updated 4 times per day. Predictions are available in time steps of 1 hour for up to 3 days into the future. Forecast and Superforecast are based on different physical models and therefore may cause divergent predictions. Due to its higher horizontal resolution the Superforecast tends to be more accurate, especially for locations with a complex topography and local thermal effects. The arrows point in the direction in which the wind is blowing.Check the Superforecast for Mt. Si when you search for the best travel destinations for your kiteboarding, windsurfing or sailing vacations in United States of America. Or use the Superforecast to find the wind speed today in Mt. Si or to have a look at the wind direction tomorrow at Mt. Si.
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.