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Current Weather Conditions:
DECATUR AIRPORT, IL, United States

NWS Point Forecast for KDEC (KDEC) 39-50N 88-52W 207M

Conditions at

2026.09.29 2154 UTC
Wind from the S (190 degrees) at 9 MPH (8 KT)
Visibility 10 mile(s)
Sky conditions clear
Temperature 82.0 F (27.8 C)
Dew Point 45.0 F (7.2 C)
Relative Humidity 27%
Pressure (altimeter) 29.95 in. Hg (1014 hPa)
ob KDEC 292154Z 19008KT 10SM CLR 28/07 A2995 RMK AO2 SLP138 T02780072

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
80.1 (26.7) 45.0 (7.2) In the 6 hours preceding Sep 29, 2026 - 01:54 PM EDT / 2026.09.29 1754 UTC
77.0 (25.0) 44.1 (6.7) In the 24 hours preceding Sep 29, 2026 - 01:54 AM EDT / 2026.09.29 0554 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 6 PM (22) Sep 29 82.0 (27.8) 45.0 (7.2) 29.95 (1014) S 9
5 PM (21) Sep 29 82.0 (27.8) 46.0 (7.8) 29.96 (1014) SW 12
4 PM (20) Sep 29 82.0 (27.8) 45.0 (7.2) 29.97 (1014) S 8
3 PM (19) Sep 29 82.0 (27.8) 46.0 (7.8) 30 (1015) S 9
2 PM (18) Sep 29 80.1 (26.7) 48.0 (8.9) 30.02 (1016) S 8
1 PM (17) Sep 29 78.1 (25.6) 48.0 (8.9) 30.04 (1017) SSW 10
Noon (16) Sep 29 73.9 (23.3) 53.1 (11.7) 30.05 (1017) S 8
11 AM (15) Sep 29 66.9 (19.4) 54.0 (12.2) 30.06 (1017) S 5
10 AM (14) Sep 29 60.1 (15.6) 53.1 (11.7) 30.07 (1018) SE 5
9 AM (13) Sep 29 50.0 (10.0) 46.9 (8.3) 30.06 (1017) Calm
8 AM (12) Sep 29 45.0 (7.2) 44.1 (6.7) 30.05 (1017) E 3
7 AM (11) Sep 29 46.9 (8.3) 44.1 (6.7) 30.05 (1017) Calm
6 AM (10) Sep 29 46.9 (8.3) 44.1 (6.7) 30.04 (1017) ENE 3
5 AM (9) Sep 29 48.9 (9.4) 45.0 (7.2) 30.04 (1017) Calm
4 AM (8) Sep 29 51.1 (10.6) 46.0 (7.8) 30.04 (1017) Calm
3 AM (7) Sep 29 48.9 (9.4) 46.9 (8.3) 30.05 (1017) Calm
2 AM (6) Sep 29 50.0 (10.0) 46.0 (7.8) 30.04 (1017) NE 6
1 AM (5) Sep 29 54.0 (12.2) 46.9 (8.3) 30.05 (1017) Calm
Midnight (4) Sep 29 53.1 (11.7) 48.0 (8.9) 30.05 (1017) Calm
11 PM (3) Sep 28 55.0 (12.8) 48.9 (9.4) 30.05 (1017) Calm
10 PM (2) Sep 28 57.0 (13.9) 48.9 (9.4) 30.05 (1017) Calm
9 PM (1) Sep 28 62.1 (16.7) 48.9 (9.4) 30.04 (1017) Calm
8 PM (0) Sep 28 68.0 (20.0) 48.0 (8.9) 30.03 (1016) E 5
Oldest 7 PM (23) Sep 28 72.0 (22.2) 51.1 (10.6) 30.03 (1016) NE 6
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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