Daily Superforecast
asLast update: 04:31 local time
Sunday, May 12
Wind
Weather
205°
SSW
00h
3 kts
max 3 kts
19° C
19
53%
995 hpa
206°
SSW
01h
3 kts
max 9 kts
18° C
18
56%
994 hpa
194°
SSW
02h
2 kts
max 2 kts
14° C
14
66%
994 hpa
197°
SSW
03h
2 kts
max 2 kts
14° C
14
71%
994 hpa
205°
SSW
04h
2 kts
max 7 kts
14° C
14
73%
995 hpa
207°
SSW
05h
2 kts
max 14 kts
13° C
13
78%
995 hpa
201°
SSW
06h
2 kts
max 15 kts
13° C
13
86%
995 hpa
202°
SSW
07h
2 kts
max 20 kts
14° C
14
87%
996 hpa
217°
SW
08h
4 kts
max 24 kts
17° C
17
76%
996 hpa
214°
SW
09h
6 kts
max 21 kts
20° C
20
61%
996 hpa
212°
SSW
10h
6 kts
max 17 kts
23° C
23
53%
995 hpa
213°
SSW
11h
7 kts
max 12 kts
25° C
25
47%
995 hpa
220°
SW
12h
8 kts
max 8 kts
27° C
27
40%
995 hpa
206°
SSW
13h
7 kts
max 7 kts
27° C
27
37%
994 hpa
187°
S
14h
7 kts
max 7 kts
27° C
27
36%
994 hpa
188°
S
15h
7 kts
max 8 kts
26° C
26
39%
994 hpa
184°
S
16h
7 kts
max 8 kts
26° C
26
38%
993 hpa
177°
S
17h
9 kts
max 10 kts
26° C
26
37%
993 hpa
170°
S
18h
8 kts
max 10 kts
26° C
26
39%
992 hpa
163°
SSE
19h
7 kts
max 13 kts
24° C
24
45%
992 hpa
149°
SSE
20h
6 kts
max 15 kts
23° C
23
51%
992 hpa
144°
SE
21h
6 kts
max 19 kts
21° C
21
56%
993 hpa
153°
SSE
22h
5 kts
max 19 kts
20° C
20
63%
993 hpa
144°
SE
23h
5 kts
max 16 kts
19° C
19
70%
993 hpa
Monday, May 13
Wind
Weather
146°
SE
00h
5 kts
max 21 kts
19° C
19
74%
992 hpa
149°
SSE
01h
4 kts
max 15 kts
18° C
18
77%
992 hpa
142°
SE
02h
5 kts
max 14 kts
18° C
18
81%
992 hpa
145°
SE
03h
5 kts
max 14 kts
17° C
17
84%
992 hpa
155°
SSE
04h
5 kts
max 14 kts
17° C
17
87%
992 hpa
151°
SSE
05h
5 kts
max 16 kts
17° C
17
90%
992 hpa
152°
SSE
06h
6 kts
max 18 kts
17° C
17
93%
992 hpa
161°
SSE
07h
7 kts
max 20 kts
18° C
18
93%
992 hpa
165°
SSE
08h
5 kts
max 7 kts
18° C
18
90%
992 hpa
144°
SE
09h
4 kts
max 8 kts
21° C
21
82%
992 hpa
140°
SE
10h
5 kts
max 8 kts
20° C
20
84%
992 hpa
158°
SSE
11h
9 kts
max 11 kts
0.19 mm
22° C
22
78%
992 hpa
180°
S
12h
8 kts
max 14 kts
0.77 mm
19° C
19
91%
992 hpa
176°
S
13h
10 kts
max 16 kts
2.62 mm
19° C
19
97%
992 hpa
137°
SE
14h
5 kts
max 11 kts
1.74 mm
17° C
17
89%
991 hpa
52°
NE
15h
4 kts
max 5 kts
1.83 mm
16° C
16
95%
990 hpa
24°
NNE
16h
7 kts
max 9 kts
1.37 mm
16° C
16
96%
989 hpa
55°
NE
17h
7 kts
max 11 kts
2.7 mm
15° C
15
96%
989 hpa
64°
ENE
18h
7 kts
max 15 kts
0.92 mm
16° C
16
95%
989 hpa
68°
ENE
19h
7 kts
max 13 kts
0.07 mm
16° C
16
96%
988 hpa
55°
NE
20h
4 kts
max 8 kts
0.06 mm
16° C
16
97%
988 hpa
25°
NNE
21h
3 kts
max 5 kts
0.06 mm
16° C
16
98%
988 hpa
320°
NW
22h
4 kts
max 4 kts
0.06 mm
16° C
16
98%
989 hpa
334°
NNW
23h
4 kts
max 6 kts
0.06 mm
15° C
15
97%
989 hpa
Tuesday, May 14
Wind
Weather
354°
N
00h
5 kts
max 7 kts
15° C
15
97%
989 hpa
357°
N
01h
4 kts
max 8 kts
0.06 mm
15° C
15
96%
989 hpa
4°
N
02h
3 kts
max 6 kts
15° C
15
96%
988 hpa
342°
NNW
03h
2 kts
max 5 kts
15° C
15
97%
988 hpa
351°
N
04h
4 kts
max 8 kts
15° C
15
97%
988 hpa
355°
N
05h
5 kts
max 9 kts
14° C
14
99%
988 hpa
4°
N
06h
5 kts
max 9 kts
14° C
14
100%
988 hpa
6°
N
07h
5 kts
max 10 kts
0.06 mm
14° C
14
99%
989 hpa
5°
N
08h
6 kts
max 12 kts
15° C
15
96%
989 hpa
3°
N
09h
6 kts
max 11 kts
16° C
16
93%
990 hpa
8°
N
10h
6 kts
max 12 kts
17° C
17
94%
990 hpa
358°
N
11h
7 kts
max 11 kts
18° C
18
85%
990 hpa
350°
N
12h
8 kts
max 11 kts
19° C
19
80%
990 hpa
352°
N
13h
8 kts
max 10 kts
20° C
20
78%
990 hpa
15°
NNE
14h
4 kts
max 5 kts
1.03 mm
23° C
23
69%
987 hpa
13°
NNE
15h
5 kts
max 6 kts
1.69 mm
22° C
22
71%
987 hpa
11°
N
16h
5 kts
max 6 kts
2.36 mm
22° C
22
73%
987 hpa
20°
NNE
17h
4 kts
max 6 kts
2.98 mm
22° C
22
77%
988 hpa
29°
NNE
18h
4 kts
max 6 kts
3.6 mm
21° C
21
81%
988 hpa
38°
NE
19h
4 kts
max 5 kts
4.22 mm
21° C
21
86%
988 hpa
32°
NNE
20h
4 kts
max 7 kts
3.3 mm
20° C
20
89%
989 hpa
25°
NNE
21h
5 kts
max 9 kts
2.38 mm
19° C
19
92%
990 hpa
19°
NNE
22h
6 kts
max 11 kts
1.46 mm
19° C
19
95%
990 hpa
19°
NNE
23h
7 kts
max 12 kts
1.0 mm
18° C
18
94%
991 hpa
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Additional information
General
This is the wind, wave and weather Superforecast for Alton in Illinois, 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 Alton 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 Alton or to have a look at the wind direction tomorrow at Alton.
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.