Alton, IL

See Radar

Current Weather Forecast for Alton

IL 62002  |   5:03pm

Weather Conditions

99°
Feels Like 107°
Fair / Mostly Sunny
Fair
74° 100°
UV Index
1
UV Index
Air Quality
Moderate
Air Quality
Wind
SSW 9 mph
Wind
Rain
0 in
rain

Tonight

Tue 9/15
73°
Lowest Temperature
Scattered Thunderstorms
33%
Partly cloudy with isolated thunderstorms possible. Low 73F. Winds ESE at 5 to 10 mph. Chance of rain 30%. Locally heavy rainfall possible.

Tomorrow

Wed 9/16
93°
Highest Temperature
Partly / Cloudy
21%
Partly cloudy. Slight chance of a rain shower. High 93F. Winds light and variable.

Tomorrow night

Wed 9/16
74°
Lowest Temperature
Fair / Mostly Clear
9%
A mostly clear sky. Low 74F. Winds light and variable.

Local Weather Radar - Alton, IL

Live Alton Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in Alton

Hourly Weather Forecast & Temperature

6PM
Sunny
20%
95°
Feels Like 103°
Sunny
Wind
S 9 mph
Wind
Pressure
1016 mb
Pressure
Humidity
43%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
12%
Cloud Cover
7PM
Isolated Thunderstorms
30%
89°
Feels Like 96°
Isolated Thunderstorms
Wind
SE 7 mph
Wind
Pressure
1017 mb
Pressure
Humidity
54%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
36%
Cloud Cover
8PM
Partly Cloudy
11%
83°
Feels Like 90°
Partly Cloudy
Wind
SE 5 mph
Wind
Pressure
1017 mb
Pressure
Humidity
71%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
42%
Cloud Cover
9PM
Scattered Thunderstorms
31%
81°
Feels Like 87°
Isolated Thunderstorms
Wind
ESE 5 mph
Wind
Pressure
1018 mb
Pressure
Humidity
77%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
64%
Cloud Cover
10PM
Partly Cloudy
9%
80°
Feels Like 85°
Partly Cloudy
Wind
ESE 5 mph
Wind
Pressure
1019 mb
Pressure
Humidity
81%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
59%
Cloud Cover
11PM
Partly Cloudy
13%
79°
Feels Like 84°
Partly Cloudy
Wind
SE 3 mph
Wind
Pressure
1019 mb
Pressure
Humidity
81%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
53%
Cloud Cover
12AM
Scattered Thunderstorms
33%
79°
Feels Like 84°
Isolated Thunderstorms
Wind
SSE 4 mph
Wind
Pressure
1019 mb
Pressure
Humidity
81%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
56%
Cloud Cover
1AM
Scattered Thunderstorms
32%
78°
Feels Like 83°
Isolated Thunderstorms
Wind
SE 2 mph
Wind
Pressure
1019 mb
Pressure
Humidity
85%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
71%
Cloud Cover
2AM
Scattered Thunderstorms
31%
77°
Feels Like 82°
Isolated Thunderstorms
Wind
SE 2 mph
Wind
Pressure
1020 mb
Pressure
Humidity
87%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
60%
Cloud Cover
3AM
Partly Cloudy
18%
76°
Feels Like 81°
Partly Cloudy
Wind
NNE 3 mph
Wind
Pressure
1020 mb
Pressure
Humidity
89%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
47%
Cloud Cover
4AM
Mostly Cloudy
18%
75°
Feels Like 80°
Mostly Cloudy
Wind
NE 2 mph
Wind
Pressure
1020 mb
Pressure
Humidity
92%
Humidity
UV Index
0
UV Index
Visibility
9mi
Visibility
Visibility
62%
Cloud Cover
5AM
Mostly Cloudy
18%
75°
Feels Like 80°
Mostly Cloudy
Wind
ENE 2 mph
Wind
Pressure
1021 mb
Pressure
Humidity
91%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
67%
Cloud Cover
Tue 9/15
Tue
Scattered Thunderstorms
33%
74°
100°
Partly cloudy with a stray thunderstorm. Lows overnight in the low 70s.
Feels Like
106°
Feels Like
Wind
ESE 8 mph
Wind
Humidity
76%
Humidity
UV Index
0
UV Index
Visibility
6:42 AM
Sunrise
Visibility
7:08 PM
Sunset
Wed 9/16
Wed
Partly / Cloudy
21%
73°
93°
Times of sun and clouds. Highs in the low 90s and lows in the mid 70s.
Feels Like
101°
Feels Like
Wind
SSE 6 mph
Wind
Humidity
70%
Humidity
UV Index
7
UV Index
Visibility
6:43 AM
Sunrise
Visibility
7:07 PM
Sunset
Thu 9/17
Thu
Fair / Mostly Sunny
14%
74°
95°
A few clouds. Highs in the mid 90s and lows in the low 70s.
Feels Like
102°
Feels Like
Wind
WNW 7 mph
Wind
Humidity
58%
Humidity
UV Index
7
UV Index
Visibility
6:44 AM
Sunrise
Visibility
7:05 PM
Sunset
Fri 9/18
Fri
Partly / Cloudy
18%
72°
95°
Partly cloudy. Highs in the mid 90s and lows in the low 70s.
Feels Like
102°
Feels Like
Wind
SSE 7 mph
Wind
Humidity
62%
Humidity
UV Index
7
UV Index
Visibility
6:45 AM
Sunrise
Visibility
7:03 PM
Sunset
Sat 9/19
Sat
Partly / Cloudy
2%
73°
93°
Partly cloudy. Highs in the low 90s and lows in the low 70s.
Feels Like
95°
Feels Like
Wind
SW 9 mph
Wind
Humidity
51%
Humidity
UV Index
5
UV Index
Visibility
6:46 AM
Sunrise
Visibility
7:02 PM
Sunset
Sun 9/20
Sun
Partly / Cloudy
19%
70°
85°
Times of sun and clouds. Highs in the mid 80s and lows in the upper 60s.
Feels Like
88°
Feels Like
Wind
NW 9 mph
Wind
Humidity
65%
Humidity
UV Index
6
UV Index
Visibility
6:47 AM
Sunrise
Visibility
7:00 PM
Sunset
Mon 9/21
Mon
Mostly Cloudy
23%
66°
82°
More clouds than sun. Highs in the low 80s and lows in the low 60s.
Feels Like
83°
Feels Like
Wind
N 8 mph
Wind
Humidity
66%
Humidity
UV Index
5
UV Index
Visibility
6:47 AM
Sunrise
Visibility
6:59 PM
Sunset
Tue 9/22
Tue
Partly / Cloudy
24%
63°
77°
Mix of sun and clouds. Highs in the upper 70s and lows in the low 60s.
Feels Like
78°
Feels Like
Wind
NNE 7 mph
Wind
Humidity
72%
Humidity
UV Index
6
UV Index
Visibility
6:48 AM
Sunrise
Visibility
6:57 PM
Sunset
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