Alton Hourly Forecast
Next 48 Hours
Rest Of Tonight
Partly cloudy. Cold with lows in the upper 20s. Northwest winds around 5 mph.
Saturday
Sunny. Highs in the upper 50s. West winds around 5 mph, becoming south around 5 mph in the afternoon.
| Fri, Nov 22nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
10 PM Clear  UV Index: 0 |
42°F Feels 40°F |
81% | 4.5 NNW | 30.16 inHg | 36.7°F | 0% |
11 PM Clear UV Index: 0 |
40°F Feels 39°F |
86% | 4 NW | 30.17 inHg | 36.5°F | 0% |
Saturday Night
Mostly clear. Lows in the upper 30s. South winds around 5 mph.
Sunday
Sunny. Highs in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph.
| Sat, Nov 23rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
39°F Feels 38°F |
89% | 4 NNW | 30.17 inHg | 36°F | 0% |
1 AM Clear UV Index: 0 |
38°F Feels 37°F |
93% | 4.5 NNW | 30.16 inHg | 35.7°F | 0% |
2 AM Mist UV Index: 0 |
37°F Feels 37°F |
96% | 2.7 NW | 30.16 inHg | 35.7°F | 0% |
3 AM Fog UV Index: 0 |
36°F Feels 35°F |
99% | 3.4 WSW | 30.16 inHg | 35.4°F | 0% |
4 AM FogUV Index: 0 |
34°F Feels 34°F |
98% | 4.3 NNW | 30.16 inHg | 34.1°F | 0% |
5 AM MistUV Index: 0 |
32°F Feels 32°F |
97% | 2.9 NW | 30.17 inHg | 31.3°F | 0% |
6 AM MistUV Index: 0 |
30°F Feels 30°F |
96% | 3.4 W | 30.18 inHg | 28.5°F | 0% |
7 AM Mist UV Index: 0 |
28°F Feels 28°F |
96% | 2.9 W | 30.19 inHg | 26.6°F | 0% |
8 AM MistUV Index: 0.2 |
28°F Feels 28°F |
95% | 2.9 WNW | 30.21 inHg | 25.3°F | 0% |
9 AM MistUV Index: 0.8 |
30°F Feels 30°F |
94% | 2 WNW | 30.22 inHg | 25.9°F | 0% |
10 AM Overcast  UV Index: 1.6 |
34°F Feels 34°F |
93% | 2.2 WSW | 30.22 inHg | 30.3°F | 0% |
11 AM Partly Cloudy  UV Index: 2.4 |
39°F Feels 39°F |
87% | 2.9 SW | 30.2 inHg | 35.3°F | 0% |
12 PM Sunny UV Index: 2.8 |
44°F Feels 44°F |
71% | 3.6 SW | 30.17 inHg | 35.8°F | 0% |
1 PM SunnyUV Index: 2.5 |
47°F Feels 47°F |
64% | 4.7 SSW | 30.14 inHg | 37.8°F | 0% |
2 PM SunnyUV Index: 1.8 |
49°F Feels 48°F |
60% | 5.1 SSW | 30.11 inHg | 37.1°F | 0% |
3 PM SunnyUV Index: 0.8 |
50°F Feels 49°F |
58% | 5.1 SW | 30.09 inHg | 36.9°F | 0% |
4 PM Overcast UV Index: 0.3 |
50°F Feels 49°F |
58% | 4.7 SSW | 30.08 inHg | 36.8°F | 0% |
5 PM Overcast  UV Index: 0 |
51°F Feels 50°F |
64% | 4.7 S | 30.07 inHg | 38.6°F | 0% |
6 PM Clear UV Index: 0 |
50°F Feels 49°F |
67% | 4.9 S | 30.07 inHg | 40.8°F | 0% |
7 PM Clear UV Index: 0 |
49°F Feels 47°F |
71% | 4.3 SSE | 30.07 inHg | 41°F | 0% |
8 PM Clear UV Index: 0 |
47°F Feels 45°F |
76% | 4.5 SSE | 30.07 inHg | 40°F | 0% |
9 PM Clear UV Index: 0 |
46°F Feels 43°F |
79% | 5.4 S | 30.07 inHg | 39.6°F | 0% |
10 PM Clear UV Index: 0 |
45°F Feels 42°F |
82% | 5.4 S | 30.06 inHg | 39.1°F | 0% |
11 PM Clear UV Index: 0 |
44°F Feels 41°F |
76% | 5.6 SSW | 30.04 inHg | 36.1°F | 0% |
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. Not as cool with lows in the lower 50s. South winds 5 to 10 mph with gusts up to 25 mph.
Monday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s. Temperature falling into the mid 50s in the afternoon.
| Sun, Nov 24th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
43°F Feels 40°F |
84% | 5.6 SSW | 30.04 inHg | 38.1°F | 0% |
1 AM Partly Cloudy  UV Index: 0 |
42°F Feels 39°F |
84% | 5.4 SSW | 30.03 inHg | 37.7°F | 0% |
2 AM Partly Cloudy UV Index: 0 |
41°F Feels 38°F |
86% | 5.1 SSW | 30.03 inHg | 37.3°F | 0% |
3 AM Partly Cloudy UV Index: 0 |
41°F Feels 38°F |
87% | 5.4 S | 30.03 inHg | 37.1°F | 0% |
4 AM Clear UV Index: 0 |
40°F Feels 37°F |
88% | 5.6 S | 30.03 inHg | 36.9°F | 0% |
5 AM Clear UV Index: 0 |
40°F Feels 36°F |
88% | 6 S | 30.02 inHg | 36.2°F | 0% |
6 AM Clear UV Index: 0 |
39°F Feels 35°F |
88% | 6.7 S | 30.02 inHg | 35.9°F | 0% |
7 AM SunnyUV Index: 0 |
41°F Feels 37°F |
88% | 7.4 S | 30.02 inHg | 35.5°F | 0% |
8 AM SunnyUV Index: 0.2 |
42°F Feels 38°F |
84% | 7.6 S | 30.01 inHg | 37.6°F | 0% |
9 AM SunnyUV Index: 0.7 |
44°F Feels 40°F |
82% | 8.5 S | 30.01 inHg | 38.7°F | 0% |
10 AM SunnyUV Index: 1.6 |
48°F Feels 44°F |
80% | 9.8 S | 30 inHg | 39.7°F | 0% |
11 AM SunnyUV Index: 2.4 |
51°F Feels 48°F |
75% | 12.3 S | 29.96 inHg | 44.2°F | 0% |
12 PM SunnyUV Index: 2.8 |
55°F Feels 52°F |
73% | 13.6 SSW | 29.93 inHg | 46.4°F | 0% |
1 PM SunnyUV Index: 2.5 |
56°F Feels 53°F |
70% | 14.1 SSW | 29.91 inHg | 48.6°F | 0% |
2 PM Cloudy  UV Index: 1.8 |
56°F Feels 53°F |
80% | 14.5 SSW | 29.89 inHg | 50.2°F | 0% |
3 PM Cloudy UV Index: 0.9 |
55°F Feels 52°F |
85% | 13.9 S | 29.87 inHg | 51°F | 0% |
4 PM Overcast UV Index: 0.3 |
55°F Feels 52°F |
89% | 13.2 S | 29.86 inHg | 51.8°F | 0% |
5 PM Overcast UV Index: 0 |
55°F Feels 51°F |
93% | 12.5 S | 29.87 inHg | 52.7°F | 0% |
6 PM Overcast UV Index: 0 |
55°F Feels 51°F |
95% | 11.2 S | 29.87 inHg | 53.1°F | 0% |
7 PM Overcast UV Index: 0 |
55°F Feels 52°F |
97% | 10.5 S | 29.87 inHg | 53.6°F | 0% |
8 PM Overcast UV Index: 0 |
55°F Feels 52°F |
97% | 9.8 S | 29.88 inHg | 54°F | 0% |
9 PM Overcast UV Index: 0 |
55°F Feels 52°F |
97% | 9.2 S | 29.88 inHg | 54.1°F | 0% |
Currently
 |
39°F |
30.14in
Barometer 73%
Humidity North 3.5mph Wind |
| Fair | ||
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