Hourly Weather Forecast - Alton, MO

12 AM
50°F
10%
3mph
SE
Mostly Clear
Humidity
70%
Feels like
50°F
Dew Point
41°F
1 AM
49°F
10%
2mph
SE
Mostly Clear
Humidity
73%
Feels like
49°F
Dew Point
41°F
2 AM
49°F
20%
1mph
E
Mostly Clear
Humidity
75%
Feels like
49°F
Dew Point
41°F
3 AM
48°F
20%
2mph
NNE
Clear
Humidity
76%
Feels like
48°F
Dew Point
41°F
4 AM
48°F
20%
3mph
NNE
Clear
Humidity
78%
Feels like
48°F
Dew Point
41°F
5 AM
47°F
20%
3mph
NNE
Mostly Clear
Humidity
80%
Feels like
46°F
Dew Point
41°F
6 AM
46°F
20%
3mph
NE
Mostly Clear
Humidity
81%
Feels like
45°F
Dew Point
41°F
7 AM
47°F
10%
3mph
ENE
Partly Cloudy
Humidity
80%
Feels like
46°F
Dew Point
41°F
7:02 AM
8 AM
50°F
10%
4mph
ENE
Partly Cloudy
Humidity
75%
Feels like
49°F
Dew Point
42°F
9 AM
54°F
10%
4mph
E
Partly Cloudy
Humidity
67%
Feels like
54°F
Dew Point
43°F
10 AM
58°F
0%
5mph
ESE
Partly Cloudy
Humidity
59%
Feels like
58°F
Dew Point
44°F
11 AM
62°F
0%
5mph
SE
Partly Cloudy
Humidity
52%
Feels like
62°F
Dew Point
44°F
12 PM
67°F
0%
6mph
SE
Mostly Sunny
Humidity
44%
Feels like
67°F
Dew Point
44°F
1 PM
70°F
0%
6mph
SSE
Mostly Sunny
Humidity
39%
Feels like
70°F
Dew Point
44°F
2 PM
73°F
0%
7mph
SSE
Mostly Sunny
Humidity
36%
Feels like
73°F
Dew Point
44°F
3 PM
74°F
0%
7mph
SSE
Sunny
Humidity
35%
Feels like
74°F
Dew Point
44°F
4 PM
75°F
0%
7mph
SSE
Sunny
Humidity
34%
Feels like
75°F
Dew Point
45°F
5 PM
74°F
0%
6mph
SSE
Sunny
Humidity
36%
Feels like
74°F
Dew Point
45°F
6 PM
72°F
0%
6mph
SSE
Sunny
Humidity
38%
Feels like
72°F
Dew Point
45°F
7 PM
69°F
0%
6mph
SSE
Sunny
Humidity
42%
Feels like
69°F
Dew Point
45°F
7:21 PM
8 PM
67°F
0%
5mph
SSE
Clear
Humidity
46%
Feels like
67°F
Dew Point
46°F
9 PM
64°F
0%
5mph
SSE
Clear
Humidity
52%
Feels like
64°F
Dew Point
45°F
10 PM
61°F
0%
5mph
SSE
Clear
Humidity
56%
Feels like
61°F
Dew Point
45°F
11 PM
59°F
10%
5mph
SSE
Clear
Humidity
60%
Feels like
59°F
Dew Point
46°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

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