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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

2026.01.18 1254 UTC
Wind from the SW (230 degrees) at 8 MPH (7 KT)
Visibility 10 mile(s)
Sky conditions overcast
Precipitation last hour A trace
Temperature 12.0 F (-11.1 C)
Windchill 0 F (-18 C)
Dew Point 5.0 F (-15.0 C)
Relative Humidity 72%
Pressure (altimeter) 30.13 in. Hg (1020 hPa)
ob KDEC 181254Z 23007KT 10SM OVC021 M11/M15 A3013 RMK AO2 SNE11 SLP216 WND DIR 210V270 P0000 T11111150

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
14.0 (-10.0) 12.0 (-11.1) In the 6 hours preceding Jan 18, 2026 - 06:54 AM EST / 2026.01.18 1154 UTC
28.9 (-1.7) 12.0 (-11.1) In the 24 hours preceding Jan 18, 2026 - 12:54 AM EST / 2026.01.18 0554 UTC

Precipitation Accumulation

Precipitation
Amount
A trace In the 6 hours preceding Jan 18, 2026 - 06:54 AM EST / 2026.01.18 1154 UTC
0.01 inches In the 24 hours preceding Jan 17, 2026 - 06:54 AM EST / 2026.01.17 1154 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 8 AM (13) Jan 18 12.0 (-11.1) 5.0 (-15.0) 30.13 (1020) SW 8
7 AM (12) Jan 18 12.9 (-10.6) 7.0 (-13.9) 30.14 (1020) SW 7 light snow
6 AM (11) Jan 18 12.9 (-10.6) 5.0 (-15.0) 30.15 (1020) W 8
5 AM (10) Jan 18 12.0 (-11.1) 3.9 (-15.6) 30.16 (1021) W 12
4 AM (9) Jan 18 12.0 (-11.1) 3.9 (-15.6) 30.17 (1021) W 12
3 AM (8) Jan 18 12.9 (-10.6) 3.0 (-16.1) 30.18 (1022) W 10
2 AM (7) Jan 18 12.0 (-11.1) 3.0 (-16.1) 30.18 (1022) W 9
1 AM (6) Jan 18 14.0 (-10.0) 3.9 (-15.6) 30.2 (1022) W 15
Midnight (5) Jan 18 14.0 (-10.0) 3.9 (-15.6) 30.22 (1023) W 14
11 PM (4) Jan 17 12.9 (-10.6) 1.9 (-16.7) 30.22 (1023) W 13
10 PM (3) Jan 17 12.0 (-11.1) 1.0 (-17.2) 30.22 (1023) W 13
9 PM (2) Jan 17 12.9 (-10.6) 1.9 (-16.7) 30.22 (1023) W 13
8 PM (1) Jan 17 12.9 (-10.6) 1.9 (-16.7) 30.22 (1023) W 14
7 PM (0) Jan 17 15.1 (-9.4) 1.9 (-16.7) 30.2 (1022) WNW 13
6 PM (23) Jan 17 16.0 (-8.9) 1.0 (-17.2) 30.18 (1022) W 14
5 PM (22) Jan 17 18.0 (-7.8) 1.0 (-17.2) 30.16 (1021) W 15
4 PM (21) Jan 17 18.0 (-7.8) 1.9 (-16.7) 30.13 (1020) W 17
3 PM (20) Jan 17 18.0 (-7.8) 1.0 (-17.2) 30.11 (1019) W 18
2 PM (19) Jan 17 19.0 (-7.2) 1.0 (-17.2) 30.11 (1019) W 18
1 PM (18) Jan 17 19.0 (-7.2) 1.0 (-17.2) 30.1 (1019) W 20
Noon (17) Jan 17 19.0 (-7.2) 3.9 (-15.6) 30.11 (1019) W 17
11 AM (16) Jan 17 17.1 (-8.3) 5.0 (-15.0) 30.1 (1019) W 9
10 AM (15) Jan 17 15.1 (-9.4) 8.1 (-13.3) 30.08 (1018) WNW 10
Oldest 9 AM (14) Jan 17 15.1 (-9.4) 9.0 (-12.8) 30.07 (1018) WNW 10 light snow
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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