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Hazardous Weather Conditions

Winter Weather Advisory issued March 1 at 1:34AM CST until March 2 at 6:00AM CST

Current Conditions: EAST ALTON, ILLINOIS

Clear


28.4 F
Last Updated on Mar 1 2026, 01:35 AM CST
Humidity: 74%
Wind Speed: 8.1 mph
Barometer: 30.27 in
Dewpoint: 21.2 F
Visibility: 10.00 mi
Precip: --
Heat Index: NA
Wind Chill: 20.5 F
Current conditions at:

ST CHARLES (KSET)

Lat: 38.93 Lon: -90.41

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5 Day Forecast for EAST ALTON, ILLINOIS (62024)

Sunday
Slight Chance of Snow
High 46 °F
Sunday
Night
Forecast Missing
Low 33 °F
Monday
Chance of Rain
High 44 °F
Monday
Night
T-storms
Low 41 °F
Tuesday
T-storms
High 62 °F
Tuesday
Night
T-storms
Low 53 °F
Wednesday
T-storms
High 68 °F
Wednesday
Night
Rain Likely
Low 53 °F
Thursday
Scattered T-storms Likely
High 69 °F



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Observation History for EAST ALTON, ILLINOIS


Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
01:35 AM CST 8.1 10.00 Clear -- 28.4 21.2 74% 20.5 NA 30.27 1025.1
01:30 AM CST 10.4 10.00 Clear -- 30.2 21.2 69% 21.4 NA 30.27 1025.1
01:25 AM CST NE 11.5 10.00 Clear -- 30.2 21.2 69% 20.8 NA 30.27 1025.1
01:20 AM CST 11.5 10.00 Clear -- 28.4 21.2 74% 18.5 NA 30.27 1025.1
01:15 AM CST 6.9 10.00 Clear -- 30.2 21.2 69% 23.4 NA 30.27 1025.1
01:10 AM CST NE 13.8 10.00 Clear -- 30.2 21.2 69% 19.8 NA 30.26 1024.7
01:00 AM CST 10.4 10.00 Clear -- 30.2 21.2 69% 21.4 NA 30.26 1024.7
12:50 AM CST 11.5 10.00 Clear -- 30.2 21.2 69% 20.8 NA 30.26 1024.7
12:45 AM CST 6.9 10.00 Clear -- 30.2 21.2 69% 23.4 NA 30.26 1024.7
12:35 AM CST 13.8 10.00 Clear -- 30.2 21.2 69% 19.8 NA 30.25 1024.4
12:25 AM CST 10.4 10.00 Clear -- 30.2 21.2 69% 21.4 NA 30.25 1024.4
12:15 AM CST 12.7 10.00 Clear -- 30.2 21.2 69% 20.3 NA 30.25 1024.4
12:10 AM CST 12.7 10.00 Clear -- 32.0 23.0 69% 22.5 NA 30.24 1024.0
12:05 AM CST 9.2 10.00 Clear -- 32.0 23.0 69% 24.1 NA 30.25 1024.4
11:50 PM CST 12.7 10.00 Clear -- 33.8 21.2 60% 24.8 NA 30.24 1024.0
11:45 PM CST 13.8 10.00 Clear -- 33.8 21.2 60% 24.3 NA 30.24 1024.0
11:25 PM CST 13.8 10.00 Clear -- 35.6 23.0 60% 26.6 NA 30.22 1023.4
11:15 PM CST 16.1 10.00 Clear -- 35.6 23.0 60% 25.9 NA 30.21 1023.0
11:00 PM CST NE 15.0 G 20.7 10.00 Clear -- 37.4 23.0 56% 28.6 NA 30.21 1023.0
10:50 PM CST 17.3 10.00 Clear -- 37.4 23.0 56% 27.9 NA 30.20 1022.7
10:45 PM CST 16.1 10.00 Clear -- 37.4 23.0 56% 28.2 NA 30.19 1022.4
10:30 PM CST 18.4 10.00 Mostly Clear -- 39.2 23.0 52% 29.8 NA 30.18 1022.0
10:20 PM CST NE 19.6 G 27.6 10.00 Mostly Cloudy and Windy -- 39.2 24.8 56% 29.5 NA 30.18 1022.0
10:15 PM CST NE 21.9 G 27.6 10.00 Mostly Cloudy and Windy -- 39.2 24.8 56% 28.9 NA 30.17 1021.7

Regional Weather Observation

ST CHARLES (KSET)

Clear
28.4 F

ALTON/ST LOUIS R (KALN)

Clear
30.2 F

ST LOUIS (KSTL)

Clear
30.2 F

ST LOUIS/SPIRIT (KSUS)

Clear
32.0 F

CAHOKIA/ST LOUIS (KCPS)

Clear
41.0 F

LITCHFIELD MUNI (K3LF)

Clear
26.4 F

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