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Current Weather Conditions:
SOUTHERN ILLINOIS AIRPORT, IL, United States

NWS Point Forecast for KMDH (KMDH) 37-47N 089-15W 130M

Conditions at

2026.06.04 2352 UTC
Wind from the S (170 degrees) at 13 MPH (11 KT)
Visibility 10 mile(s)
Sky conditions clear
Temperature 81.0 F (27.2 C)
Dew Point 60.1 F (15.6 C)
Relative Humidity 49%
Pressure (altimeter) 30.04 in. Hg (1017 hPa)
Pressure tendency 0.06 inches (1.9 hPa) lower than three hours ago
ob KMDH 042352Z 17011KT 10SM CLR 27/16 A3004 RMK AO2 SLP169 T02720156 10289 20267 56019

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
84.0 (28.9) 80.1 (26.7) In the 6 hours preceding Jun 04, 2026 - 07:52 PM EDT / 2026.06.04 2352 UTC
82.0 (27.8) 51.1 (10.6) In the 24 hours preceding Jun 04, 2026 - 01:52 AM EDT / 2026.06.04 0552 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 8 PM (0) Jun 04 81.0 (27.2) 60.1 (15.6) 30.04 (1017) S 13
7 PM (23) Jun 04 81.0 (27.2) 60.1 (15.6) 30.05 (1017) S 10
6 PM (22) Jun 04 82.9 (28.3) 60.1 (15.6) 30.07 (1018) SSE 12
5 PM (21) Jun 04 82.0 (27.8) 61.0 (16.1) 30.09 (1018) S 12
4 PM (20) Jun 04 82.9 (28.3) 60.1 (15.6) 30.12 (1019) SSW 10
3 PM (19) Jun 04 82.0 (27.8) 60.1 (15.6) 30.13 (1020) SSE 7
2 PM (18) Jun 04 82.0 (27.8) 60.1 (15.6) 30.15 (1020) SSW 13
1 PM (17) Jun 04 79.0 (26.1) 62.1 (16.7) 30.18 (1022) SW 9
Noon (16) Jun 04 79.0 (26.1) 62.1 (16.7) 30.19 (1022) SSW 13
11 AM (15) Jun 04 75.0 (23.9) 61.0 (16.1) 30.2 (1022) SSW 9
10 AM (14) Jun 04 73.0 (22.8) 61.0 (16.1) 30.21 (1023) S 7
9 AM (13) Jun 04 69.1 (20.6) 61.0 (16.1) 30.21 (1023) Calm
8 AM (12) Jun 04 61.0 (16.1) 59.0 (15.0) 30.2 (1022) Calm
7 AM (11) Jun 04 57.0 (13.9) 55.9 (13.3) 30.19 (1022) Calm
6 AM (10) Jun 04 57.0 (13.9) 55.9 (13.3) 30.17 (1021) Calm
5 AM (9) Jun 04 57.9 (14.4) 57.0 (13.9) 30.17 (1021) Calm
4 AM (8) Jun 04 59.0 (15.0) 57.0 (13.9) 30.16 (1021) Calm
3 AM (7) Jun 04 60.1 (15.6) 57.9 (14.4) 30.17 (1021) Calm
2 AM (6) Jun 04 61.0 (16.1) 57.9 (14.4) 30.18 (1022) Calm
1 AM (5) Jun 04 63.0 (17.2) 59.0 (15.0) 30.19 (1022) Calm
Midnight (4) Jun 04 63.0 (17.2) 57.9 (14.4) 30.19 (1022) Calm
11 PM (3) Jun 03 66.0 (18.9) 59.0 (15.0) 30.18 (1022) Calm
10 PM (2) Jun 03 69.1 (20.6) 55.9 (13.3) 30.17 (1021) SSE 5
Oldest 9 PM (1) Jun 03 75.0 (23.9) 55.0 (12.8) 30.17 (1021) SE 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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