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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

2026.10.15 2050 UTC
Wind from the SW (220 degrees) at 14 MPH (12 KT) gusting to 21 MPH (18 KT)
Visibility 10 mile(s)
Sky conditions mostly cloudy
Temperature 78 F (26 C)
Dew Point 73 F (23 C)
Relative Humidity 83%
Pressure (altimeter) 29.91 in. Hg (1012 hPa)
ob KALN 152050Z 22012G18KT 10SM SCT025 BKN031 BKN095 26/23 A2991

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
80.1 (26.7) 66.7 (19.3) In the 24 hours preceding Oct 15, 2026 - 01:55 AM EDT / 2026.10.15 0555 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 5 PM (21) Oct 15 78 (26) 73 (23) 29.91 (1012) SW 14
4 PM (20) Oct 15 78 (26) 73 (23) 29.91 (1012) SW 9
3 PM (19) Oct 15 77 (25) 73 (23) 29.91 (1012) SW 9 mist
2 PM (18) Oct 15 73 (23) 71 (22) 29.98 (1015) S 7 mist; rain
1 PM (17) Oct 15 71 (22) 69 (21) 29.98 (1015) SE 8 mist; rain
Noon (16) No Data
11 AM (15) Oct 15 69 (21) 68 (20) 30.02 (1016) ESE 8 mist; rain
10 AM (14) Oct 15 69 (21) 68 (20) 30.03 (1016) ESE 6 mist; light drizzle
9 AM (13) Oct 15 69 (21) 68 (20) 30.03 (1016) SE 5 mist
8 AM (12) Oct 15 68 (20) 66 (19) 30.02 (1016) E 6 mist
7 AM (11) Oct 15 68.0 (20.0) 67.1 (19.5) 30.02 (1016) ENE 3 mist
6 AM (10) Oct 15 67.5 (19.7) 65.8 (18.8) 30.02 (1016) ESE 3
5 AM (9) Oct 15 67.3 (19.6) 65.5 (18.6) 30.03 (1016) E 5
4 AM (8) Oct 15 67.6 (19.8) 66.0 (18.9) 30.05 (1017) Calm
3 AM (7) Oct 15 68.0 (20.0) 66.2 (19.0) 30.06 (1017) Calm
2 AM (6) Oct 15 68.2 (20.1) 66.4 (19.1) 30.06 (1017) Calm
1 AM (5) Oct 15 69.8 (21.0) 66.6 (19.2) 30.07 (1018) Calm
Midnight (4) Oct 15 69.1 (20.6) 67.5 (19.7) 30.06 (1017) Calm
11 PM (3) Oct 14 66.7 (19.3) 65.5 (18.6) 30.06 (1017) Calm mist
10 PM (2) Oct 14 68 (20) 66 (19) 30.03 (1016) Calm
9 PM (1) Oct 14 69 (21) 68 (20) 30.02 (1016) Calm
8 PM (0) Oct 14 71 (22) 68 (20) 30.02 (1016) NW 5
7 PM (23) Oct 14 73 (23) 68 (20) 30.04 (1017) W 5
Oldest 6 PM (22) Oct 14 75 (24) 68 (20) 30.05 (1017) W 7
Time
EDT (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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