Alton Hourly Forecast
Next 12 Hours
Tonight
Mostly clear. Lows in the lower 30s. South winds around 10 mph.
Saturday
Partly cloudy in the morning then becoming mostly sunny. Highs in the upper 50s. South winds 10 to 15 mph with gusts to around 20 mph.
| Fri, Nov 22nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
11 PM Clear  UV Index: 0 |
36°F Feels 31°F |
81% | 8.1 S | 30.1 inHg | 30.9°F | 0% |
Saturday Night
Partly cloudy. Lows in the lower 30s. South winds around 10 mph with gusts to around 20 mph.
Sunday
Mostly sunny. Highs in the upper 50s. North winds around 10 mph.
| Sat, Nov 23rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
35°F Feels 30°F |
88% | 8.1 S | 30.09 inHg | 31.1°F | 0% |
1 AM Clear UV Index: 0 |
34°F Feels 28°F |
93% | 8.1 S | 30.07 inHg | 31.7°F | 0% |
2 AM Mist UV Index: 0 |
33°F Feels 28°F |
94% | 7.8 S | 30.06 inHg | 31.4°F | 0% |
3 AM MistUV Index: 0 |
32°F Feels 27°F |
95% | 7.8 S | 30.05 inHg | 30.7°F | 0% |
4 AM MistUV Index: 0 |
31°F Feels 26°F |
95% | 7.6 S | 30.05 inHg | 29.9°F | 0% |
5 AM MistUV Index: 0 |
31°F Feels 26°F |
96% | 7.8 S | 30.04 inHg | 29.3°F | 0% |
6 AM Freezing Fog UV Index: 0 |
30°F Feels 25°F |
97% | 8.3 S | 30.02 inHg | 29°F | 0% |
7 AM Freezing FogUV Index: 0 |
30°F Feels 25°F |
98% | 6.9 SSW | 30.02 inHg | 28.6°F | 0% |
8 AM Freezing Fog UV Index: 0 |
29°F Feels 25°F |
98% | 8.5 S | 30.01 inHg | 28.6°F | 0% |
9 AM Mist UV Index: 0.4 |
31°F Feels 27°F |
97% | 7.8 S | 30 inHg | 28.1°F | 0% |
10 AM MistUV Index: 1 |
33°F Feels 29°F |
95% | 7.8 S | 29.98 inHg | 31°F | 0% |
Currently
 |
39°F |
30.06in
Barometer 79%
Humidity South 10.4mph Wind |
| Fair | ||
Hourly Weather Nearby
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