Partly Cloudy- Wind: 16mph SE
- Humidity: 58%
- UV index: 11
- Precip. probability: 13%
- Precipitation: 0"
- 6:39 am 8:28 pm CDT
Sunny- Wind: 20mph SSE
- Humidity: 54%
- UV index: 11
- Precip. probability: 7%
- Precipitation: 0"
- 6:39 am 8:29 pm CDT
Sunny / Wind- Wind: 21mph SSE
- Humidity: 55%
- UV index: 11
- Precip. probability: 7%
- Precipitation: 0"
- 6:39 am 8:29 pm CDT
Scattered Thunderstorms- Wind: 15mph ESE
- Humidity: 68%
- UV index: 9
- Precip. probability: 59%
- Precipitation: 0.28"
- 6:39 am 8:29 pm CDT
Scattered Thunderstorms- Wind: 13mph ESE
- Humidity: 82%
- UV index: 7
- Precip. probability: 57%
- Precipitation: 0.59"
- 6:40 am 8:29 pm CDT
Thunderstorms- Wind: 14mph ESE
- Humidity: 82%
- UV index: 7
- Precip. probability: 62%
- Precipitation: 0.55"
- 6:40 am 8:30 pm CDT
Scattered Thunderstorms- Wind: 14mph SE
- Humidity: 79%
- UV index: 9
- Precip. probability: 60%
- Precipitation: 0.47"
- 6:40 am 8:30 pm CDT
Scattered Thunderstorms- Wind: 15mph SE
- Humidity: 76%
- UV index: 9
- Precip. probability: 47%
- Precipitation: 0.2"
- 6:40 am 8:30 pm CDT
Partly Cloudy- Wind: 14mph SE
- Humidity: 72%
- UV index: 11
- Precip. probability: 24%
- Precipitation: 0"
- 6:41 am 8:30 pm CDT
Mostly Sunny- Wind: 14mph SE
- Humidity: 68%
- UV index: 11
- Precip. probability: 22%
- Precipitation: 0"
- 6:41 am 8:30 pm CDT
Models point to a combination of lightning-active, clear and overcast weather is forecasted.
Rain is predicted for Thursday through next Monday.
Temperature fluctuation will be noticeable in the next ten days. Maximum temperatures are forecasted between 86°F and 100.4°F, while changes in the overnight low will be barely noticeable, as night temperatures will lie between 75.2°F and 78.8°F.
The hottest days in Alton will be Tuesday and Wednesday, with a maximum of 100.4°F; Friday and Saturday, with the highest temperature of 86°F, will be the coldest days in Alton.
Including the humidity's impact, the maximum feel-like temperature may increase vastly and vary between a steamy 100.4°F and a searing 125.6°F.