Weather for KALN/St Louis Regional

Alton, IL USA

Last Update: 11 Aug 2025 18:50
Temperature (°F)
90
Dewpoint
70
Relative Humidity
52
Wind Direction
190
Gust
Pressure
29.46
Sky
Few
Ceiling
Unl
Visibility
10
Heat Index
95
Wind Chill
90
Wind Speed
7
METAR
KALN   111850Z   19006KT   10SM   FEW050   32/21   A3004
TAF
*** NO MESSAGES FOUND ***

7 Day Forecast

°F °C
Today
91
71
33
22
Partly Cloudy
Day
Sun and clouds mixed. High 91F. Winds SSE at 5 to 10 mph.
Sunshine and clouds mixed. High 33C. Winds SSE at 10 to 15 km/h.
Night
Mainly clear. Low 71F. Winds S at 5 to 10 mph.
Mainly clear. Low 22C. Winds S at 10 to 15 km/h.
Sunrise: 06:10 AM
Sunset: 07:59 PM
Moonrise: 09:23 PM
Moonset: 08:37 AM
Tomorrow
88
69
31
20
PM Thunderstorms
Day
Partly cloudy skies during the morning hours. Thunderstorms likely in the afternoon. High 88F. Winds SW at 5 to 10 mph. Chance of rain 70%.
Partly cloudy skies during the morning hours. Thunderstorms likely in the afternoon. High 31C. Winds SW at 10 to 15 km/h. Chance of rain 70%.
Night
Partly cloudy skies. Low 69F. Winds WNW at 5 to 10 mph.
A few clouds. Low around 20C. Winds WNW at 10 to 15 km/h.
Sunrise: 06:11 AM
Sunset: 07:58 PM
Moonrise: 09:47 PM
Moonset: 09:48 AM
Wednesday
87
66
31
19
Partly Cloudy
Partly cloudy. Highs in the upper 80s and lows in the mid 60s.
Partly cloudy. Highs 30 to 32C and lows 18 to 20C.
06:12 AM
07:57 PM
10:14 PM
11:00 AM
Thursday
88
69
31
21
Partly Cloudy
Mix of sun and clouds. Highs in the upper 80s and lows in the upper 60s.
Mix of sun and clouds. Highs 30 to 32C and lows 20 to 22C.
06:13 AM
07:55 PM
10:43 PM
12:13 PM
Friday
92
72
34
22
Mostly Sunny
Mostly sunny. Highs in the low 90s and lows in the low 70s.
Plenty of sun. Highs 33 to 35C and lows 21 to 23C.
06:14 AM
07:54 PM
11:18 PM
01:28 PM
Saturday
94
73
35
23
Mostly Sunny
Plenty of sun. Highs in the mid 90s and lows in the low 70s.
Mostly sunny. Highs 34 to 36C and lows 22 to 24C.
06:15 AM
07:53 PM
02:44 PM
Sunday
94
72
35
22
Partly Cloudy
Times of sun and clouds. Highs in the mid 90s and lows in the low 70s.
Times of sun and clouds. Highs 34 to 36C and lows 21 to 23C.
06:16 AM
07:51 PM
12:02 AM
03:56 PM