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Current Weather Conditions:
Alton/St. Louis, St. Louis Regional Airport, IL, United States

NWS Point Forecast for KALN (KALN) 38-54N 090-03W

Conditions at

2025.12.25 1250 UTC
Wind Calm
Visibility 1/2 mile(s)
Sky conditions mostly cloudy
Weather Fog
Temperature 53 F (12 C)
Dew Point 51 F (11 C)
Relative Humidity 93%
Pressure (altimeter) 30.07 in. Hg (1018 hPa)
ob KALN 251250Z COR 00000KT 1/2SM FG BKN003 12/11 A3007

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
56.5 (13.6) 49.1 (9.5) In the 6 hours preceding Dec 25, 2025 - 06:55 AM EST / 2025.12.25 1155 UTC
61.0 (16.1) 37.4 (3.0) In the 24 hours preceding Dec 25, 2025 - 12:55 AM EST / 2025.12.25 0555 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 8 AM (13) Dec 25 53 (12) 51 (11) 30.07 (1018) Calm fog
7 AM (12) Dec 25 53.4 (11.9) 52.7 (11.5) 30.07 (1018) Calm fog
6 AM (11) Dec 25 53.8 (12.1) 53.1 (11.7) 30.06 (1017) Calm mist
5 AM (10) Dec 25 53.8 (12.1) 53.1 (11.7) 30.05 (1017) N 3 fog
4 AM (9) Dec 25 52.2 (11.2) 51.4 (10.8) 30.05 (1017) Calm fog
3 AM (8) Dec 25 50.4 (10.2) 49.6 (9.8) 30.05 (1017) Calm fog
2 AM (7) Dec 25 55.4 (13.0) 54.7 (12.6) 30.03 (1016) Calm fog
1 AM (6) Dec 25 55.2 (12.9) 54.1 (12.3) 30.03 (1016) SSW 6 mist
Midnight (5) Dec 25 55.2 (12.9) 54.3 (12.4) 30.04 (1017) S 8 mist
11 PM (4) Dec 24 56.7 (13.7) 55.6 (13.1) 30.04 (1017) S 6 mist
10 PM (3) Dec 24 60 (16) 59 (15) 30.03 (1016) SSW 7
9 PM (2) Dec 24 60 (16) 59 (15) 30.03 (1016) S 12 mist
8 PM (1) Dec 24 55 (13) 53 (12) 30.05 (1017) S 12 mist
7 PM (0) Dec 24 53 (12) 53 (12) 30.06 (1017) SE 5 mist
6 PM (23) No Data
5 PM (22) Dec 24 60 (16) 57 (14) 30.07 (1018) SE 8 mist
4 PM (21) Dec 24 59 (15) 55 (13) 30.08 (1018) ESE 9 mist
3 PM (20) Dec 24 59 (15) 53 (12) 30.1 (1019) ESE 7 mist
2 PM (19) Dec 24 55 (13) 51 (11) 30.11 (1019) SE 9 mist
1 PM (18) Dec 24 53 (12) 50 (10) 30.15 (1020) SE 9 haze
Noon (17) Dec 24 53 (12) 48 (9) 30.18 (1022) SE 9
11 AM (16) Dec 24 50 (10) 46 (8) 30.21 (1023) ESE 13
10 AM (15) Dec 24 46 (8) 44 (7) 30.24 (1024) E 9
Oldest 9 AM (14) Dec 24 46 (8) 42 (6) 30.24 (1024) E 9
Time
EST (UTC)
Temperature
F(C)
Dew Point
F(C)
Pressure
Inches(hPa)
Wind
(MPH)
Weather

The information presented here is taken from products produced by the U.S. National Weather Service and other national and international agencies




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