Weather forecast for tomorrow
Saturday, May 3.
6:44 am
8:40 pm
EDT
8:40 pm
EDT
Rain
61°F / 52°F
- Wind: 6mph NNE
- Humidity: 90%
- Precip. probability: 97%
- Precipitation: 0.87"
- UV index: 4
On Saturday, May 3, steady rainfall will bring wet and overcast conditions.
Elevated precipitation of 0.87" is forecasted for tomorrow. A modest temperature shift from an enjoyable 60.8°F at its peak to a crisp 51.8°F at its lowest point is predicted.
Tomorrow, the forecasted high will be lower and much closer to April's average high of 66°F than May's 75.4°F.
Sunrise will be at 6:44 am and sunset at 8:40 pm; tomorrow's daylight will last for 13h and 55min.
Elevated precipitation of 0.87" is forecasted for tomorrow. A modest temperature shift from an enjoyable 60.8°F at its peak to a crisp 51.8°F at its lowest point is predicted.
Tomorrow, the forecasted high will be lower and much closer to April's average high of 66°F than May's 75.4°F.
Sunrise will be at 6:44 am and sunset at 8:40 pm; tomorrow's daylight will last for 13h and 55min.
Frequently asked questions
What is the weather forecast for Alton for tomorrow?
Tomorrow, rain is expected, making for a wet day.
Will it rain tomorrow in Alton?
Increased precipitation of 0.87" is anticipated with a high probability.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 60.8°F, while the lowest temperature will be 51.8°F.
The highest temperature will be notably lower than the average maximum of 75.4°F in May. Tomorrow, the lowest temperature will be a couple of degrees lower than the average low temperature.
The highest temperature will be notably lower than the average maximum of 75.4°F in May. Tomorrow, the lowest temperature will be a couple of degrees lower than the average low temperature.
When is the sunrise / sunset tomorrow?
On Saturday, in Alton, sunrise will be at 6:44 am and sunset at 8:40 pm (EDT).
How long will the day be tomorrow?
In Alton, tomorrow, there will be 13h and 55min of daylight.
Hourly weather forecast
12 am
- 61°F
- Feels like:
61°F
Showers
- Wind: 1mph NNE
- Pressure: 29.83"Hg
- Humidity: 96%
- Precip. probability: 51%
- Precipitation: 0.08"
- Visibility: 5mi
2 am
- 61°F
- Feels like:
61°F
Few Showers
- Wind: 1mph NNW
- Pressure: 29.83"Hg
- Humidity: 96%
- Precip. probability: 31%
- Precipitation: 0.04"
- Visibility: 7mi
4 am
- 61°F
- Feels like:
61°F
Cloudy
- Wind: 1mph NNW
- Pressure: 29.8"Hg
- Humidity: 94%
- Precip. probability: 24%
- Precipitation: 0"
- Visibility: 5mi
6 am
- 61°F
- Feels like:
61°F
Showers
- Wind: 2mph NNE
- Pressure: 29.8"Hg
- Humidity: 93%
- Precip. probability: 45%
- Precipitation: 0.04"
- Visibility: 5mi
Sunrise: 6:44 am
8 am
- 59°F
- Feels like:
59°F
Rain
- Wind: 3mph NNE
- Pressure: 29.8"Hg
- Humidity: 92%
- Precip. probability: 74%
- Precipitation: 0.08"
- Visibility: 3mi
10 am
- 59°F
- Feels like:
59°F
Rain
- Wind: 4mph NNE
- Pressure: 29.8"Hg
- Humidity: 94%
- Precip. probability: 98%
- Precipitation: 0.08"
- Visibility: 2mi
12 pm
- 59°F
- Feels like:
59°F
Rain
- Wind: 5mph N
- Pressure: 29.8"Hg
- Humidity: 90%
- Precip. probability: 94%
- Precipitation: 0.08"
- Visibility: 4mi
2 pm
- 59°F
- Feels like:
59°F
Rain
- Wind: 4mph NNE
- Pressure: 29.8"Hg
- Humidity: 94%
- Precip. probability: 85%
- Precipitation: 0.08"
- Visibility: 4mi
4 pm
- 61°F
- Feels like:
61°F
Showers
- Wind: 5mph N
- Pressure: 29.74"Hg
- Humidity: 87%
- Precip. probability: 42%
- Precipitation: 0.04"
- Visibility: 4mi
6 pm
- 61°F
- Feels like:
59°F
Showers
- Wind: 6mph N
- Pressure: 29.74"Hg
- Humidity: 84%
- Precip. probability: 47%
- Precipitation: 0.04"
- Visibility: 4mi
8 pm
- 59°F
- Feels like:
59°F
Rain
- Wind: 5mph NNW
- Pressure: 29.74"Hg
- Humidity: 84%
- Precip. probability: 69%
- Precipitation: 0.04"
- Visibility: 4mi
Sunset: 8:40 pm
10 pm
- 55°F
- Feels like:
55°F
Rain
- Wind: 4mph N
- Pressure: 29.77"Hg
- Humidity: 93%
- Precip. probability: 74%
- Precipitation: 0.08"
- Visibility: 4mi
Tomorrow, a combination of primarily wet and occasionally cloudy and storm-filled weather is anticipated.
Rain is predicted from 12 am to 2 am, and from 5 am to 11 pm. With light precipitation of 0.12", most rainfall is expected at 11 am.
The temperature difference will be indistinguishable, with the lowest temperature of 55.4°F and the highest temperature of 60.8°F. The warmest part of the day will be from midnight to 6 am, and from 4 pm to 6 pm.
The maximum temperature tomorrow will be more comparable to April's average high of 66°F than May's typical of 75.4°F. Tomorrow, the low will be a few degrees lower than the usual May value of 56.8°F.
Rain is predicted from 12 am to 2 am, and from 5 am to 11 pm. With light precipitation of 0.12", most rainfall is expected at 11 am.
The temperature difference will be indistinguishable, with the lowest temperature of 55.4°F and the highest temperature of 60.8°F. The warmest part of the day will be from midnight to 6 am, and from 4 pm to 6 pm.
The maximum temperature tomorrow will be more comparable to April's average high of 66°F than May's typical of 75.4°F. Tomorrow, the low will be a few degrees lower than the usual May value of 56.8°F.
Updated: May 2, 2025 @ 18:53:55 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate