EAST ALTON, IL 62024 Weather Forecast & Current Conditions
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  62024 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

ALTON, IL
Current Weather
1:15 AM CDT SEP 8, 2026
Clear
NA
Feels Like: NA
Dewpoint: NA
Rel. Hum.: NA%
Visibility: 10 miles
Wind: E at 5 mph
Pressure: 30.10 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  62024 WEATHER FORECAST
10-Day model forecast maps
2026 Hurricanes

EAST ALTON, IL 62024
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the mid 60s. East winds around 5 mph.
TUESDAY
Mostly sunny. Highs in the mid 90s. Southeast winds around 5 mph.
TUESDAY NIGHT
Mostly clear. Lows in the lower 70s. South winds 5 to 10 mph.
WEDNESDAY
Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 108.
WEDNESDAY NIGHT
Showers likely with a chance of thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. West winds around 5 mph. Chance of rain near 100 percent. Heat index values up to 103 early in the evening.
THURSDAY
Showers likely with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Cooler with highs in the lower 80s. Chance of rain 70 percent.
THURSDAY NIGHT
Partly cloudy. Lows in the lower 60s.
FRIDAY
Mostly sunny. A slight chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
FRIDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.
SATURDAY
Mostly sunny. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.
SATURDAY NIGHT AND SUNDAY
Mostly clear. A 20 percent chance of showers. Lows in the upper 60s. Highs in the upper 80s.
SUNDAY NIGHT
Mostly clear. Lows in the mid 60s.
MONDAY
Sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

  62024 WEATHER SATELLITE LOOPS
Visible Weather Satellite
EAST ALTON, IL 62024
Infrared Weather Satellite
EAST ALTON, IL 62024
  62024 WEATHER RADAR LOOP
NEXRAD Weather Radar
EAST ALTON, IL 62024
 MOS COMPUTER WEATHER FORECAST

ALTON, IL 3 hourly weather forecast
weather forecast created  6:00 PM MDT  9/ 7/2026
Tuesday
8 SEP 2026		 EAST ALTON, IL 62024 weather forecast Day 1, 0 hours 1 AM 68° 68° Clear 0%

 0% Thunder
( 1% severe)		 E   5 73% 59°
Low 62° EAST ALTON, IL 62024 weather forecast Day 1, 3 hours 4 AM 64° 66° Clear E   2 81% 58°
High 93° EAST ALTON, IL 62024 weather forecast Day 1, 6 hours 7 AM 63° 64° Partly Cloudy 1%

 0% Thunder
( 0% severe)		 E   1 84% 58°

Partly Cloudy



 EAST ALTON, IL 62024 weather forecast Day 1, 9 hours 10 AM 79° 80° Partly Cloudy SSE   6 56% 62°
EAST ALTON, IL 62024 weather forecast Day 1, 12 hours 1 PM 89° 90° Partly Cloudy 1%

 0% Thunder
( 1% severe)		 SSE   7 42% 63°
EAST ALTON, IL 62024 weather forecast Day 1, 15 hours 4 PM 93° 94° Partly Cloudy SSE   7 36% 62°
EAST ALTON, IL 62024 weather forecast Day 1, 18 hours 7 PM 86° 87° Clear 1%

 0% Thunder
( 1% severe)		 SE   7 48% 64°
EAST ALTON, IL 62024 weather forecast Day 1, 21 hours 10 PM 77° 79° Clear SSE   6 67% 65°
Wednesday
9 SEP 2026		 EAST ALTON, IL 62024 weather forecast Day 2, 0 hours 1 AM 76° 78° Partly Cloudy 2%

 0% Thunder
( 4% severe)		 S   8 71% 66°
Low 71° EAST ALTON, IL 62024 weather forecast Day 2, 3 hours 4 AM 75° 75° Clear S   8 76% 67°
High 95° EAST ALTON, IL 62024 weather forecast Day 2, 6 hours 7 AM 75° 75° Partly Cloudy 29%
RAIN
***		 0% Thunder
( 11% severe)		 S   8 76% 67°

Partly Cloudy

Chance of Rain

 EAST ALTON, IL 62024 weather forecast Day 2, 9 hours 10 AM 86° 89° Mostly Cloudy WSW   10 55% 68°
EAST ALTON, IL 62024 weather forecast Day 2, 12 hours 1 PM 94° 99° Partly Cloudy 35%
RAIN
.01–.1 in		 0% Thunder
( 34% severe)		 WNW   10 44% 69°
EAST ALTON, IL 62024 weather forecast Day 2, 15 hours 4 PM 93° 99° Partly Cloudy WSW   10 47% 70°
EAST ALTON, IL 62024 weather forecast Day 2, 18 hours 7 PM 84° 90° Partly Cloudy 67%
RAIN
***		 0% Thunder
( 29% severe)		 NNW   7 70% 73°
EAST ALTON, IL 62024 weather forecast Day 2, 21 hours 10 PM 76° 76° Mostly Cloudy S   1 94% 74°

ALTON, IL extended weather forecast
Thursday
10 SEP 2026		 Friday
11 SEP 2026		 Saturday
12 SEP 2026		 Sunday
13 SEP 2026		 Monday
14 SEP 2026
Low 69° Low 61° Low 62° Low 64° Low 67°
High 79° High 85° High 85° High 86° High 88°
EAST ALTON, IL 62024 weather forecast Day 3 EAST ALTON, IL 62024 weather forecast Day 4 EAST ALTON, IL 62024 weather forecast Day 5 EAST ALTON, IL 62024 weather forecast Day 6 EAST ALTON, IL 62024 weather forecast Day 7
Overcast
76% Rain		 Partly Cloudy
11% Rain		 Partly Cloudy
25% Rain		 Mostly Cloudy
26% Rain		 Partly Cloudy
31% Rain
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