Skip Navigation Linkwww.weather.gov 
NOAA logo - Select to go to the NOAA homepage National Weather Service
 Headquarters Office   NWS logo
NWS Office of the Chief Information Officer/Telecommunication Operations Center
 
   

Current Weather Conditions:
Mount Vernon, Mount Vernon Airport, IL, United States

NWS Point Forecast for KMVN (KMVN) 38-19N 088-52W

Conditions at

2026.08.17 1656 UTC
Wind Variable at 6 MPH (5 KT)
Visibility 10 mile(s)
Sky conditions mostly cloudy
Temperature 82.0 F (27.8 C)
Dew Point 71.1 F (21.7 C)
Relative Humidity 69%
Pressure (altimeter) 30.04 in. Hg (1017 hPa)
ob KMVN 171656Z AUTO VRB05KT 10SM SCT022 BKN032 28/22 A3004 RMK AO2 SLP172 T02780217

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
75.0 (23.9) 73.0 (22.8) In the 6 hours preceding Aug 17, 2026 - 07:56 AM EDT / 2026.08.17 1156 UTC
96.1 (35.6) 73.9 (23.3) In the 24 hours preceding Aug 17, 2026 - 12:56 AM EDT / 2026.08.17 0456 UTC

Precipitation Accumulation

Precipitation
Amount
0.18 inches In the 6 hours preceding Aug 17, 2026 - 07:56 AM EDT / 2026.08.17 1156 UTC
0.49 inches In the 24 hours preceding Aug 17, 2026 - 07:56 AM EDT / 2026.08.17 1156 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 1 PM (17) Aug 17 82.0 (27.8) 71.1 (21.7) 30.04 (1017) Variable 6
Noon (16) Aug 17 82 (28) 73 (23) 30.05 (1017) N 9
11 AM (15) Aug 17 80 (27) 73 (23) 30.05 (1017) W 5
10 AM (14) Aug 17 75.9 (24.4) 73.9 (23.3) 30.03 (1016) Variable 6
9 AM (13) Aug 17 75 (24) 73 (23) 30.03 (1016) Variable 5
8 AM (12) Aug 17 73.0 (22.8) 73.0 (22.8) 30.01 (1016) Calm
7 AM (11) Aug 17 73 (23) 73 (23) 30 (1015) Calm
6 AM (10) Aug 17 73.9 (23.3) 73.0 (22.8) 29.99 (1015) Calm
5 AM (9) Aug 17 73 (23) 73 (23) 30 (1015) Calm
4 AM (8) Aug 17 73 (23) 73 (23) 30 (1015) Calm light rain
3 AM (7) Aug 17 73 (23) 73 (23) 30 (1015) Calm thunder in the vicinity; light rain
2 AM (6) Aug 17 73 (23) 73 (23) 29.99 (1015) WSW 5 light rain
1 AM (5) Aug 17 75 (24) 73 (23) 30 (1015) NE 7 light rain with thunder
Midnight (4) Aug 17 78 (26) 75 (24) 30.03 (1016) W 12 rain with thunder; mist
11 PM (3) Aug 16 80 (27) 75 (24) 29.96 (1014) Calm thunder in the vicinity
10 PM (2) Aug 16 82.9 (28.3) 75.9 (24.4) 29.95 (1014) N 3
9 PM (1) Aug 16 84.9 (29.4) 77.0 (25.0) 29.95 (1014) Calm
8 PM (0) Aug 16 91.9 (33.3) 75.0 (23.9) 29.95 (1014) SW 5
7 PM (23) Aug 16 95.0 (35.0) 75.0 (23.9) 29.97 (1014) SW 6
6 PM (22) Aug 16 93.9 (34.4) 73.9 (23.3) 29.98 (1015) Calm
5 PM (21) Aug 16 95.0 (35.0) 73.9 (23.3) 30 (1015) Variable 3
4 PM (20) Aug 16 95.0 (35.0) 73.9 (23.3) 30.02 (1016) Variable 6
3 PM (19) Aug 16 91.9 (33.3) 73.9 (23.3) 30.04 (1017) W 5
Oldest 2 PM (18) Aug 16 89.1 (31.7) 73.9 (23.3) 30.02 (1016) NE 3
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




US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page Author: NWS Internet Services Team
Disclaimer
Feedback
Privacy Notice
Credits