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Current Weather Conditions:
Grissom Air Force Base / Peru, IN, United States

NWS Point Forecast for KGUS (KGUS) 40-39N 086-09W

Conditions at

2025.12.25 0341 UTC
Wind Calm
Visibility 10 mile(s)
Sky conditions overcast
Weather Light drizzle
Temperature 48 F (9 C)
Dew Point 37 F (3 C)
Relative Humidity 66%
Pressure (altimeter) 30.05 in. Hg (1017 hPa)
ob KGUS 250341Z AUTO 00000KT 10SM -DZ OVC011 09/03 A3005 RMK AO2 DZB41 SLP183

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
47.8 (8.8) 43.0 (6.1) In the 6 hours preceding Dec 24, 2025 - 06:55 PM EST / 2025.12.24 2355 UTC
54.7 (12.6) 35.4 (1.9) In the 24 hours preceding Dec 23, 2025 - 11:55 PM EST / 2025.12.24 0455 UTC

24 Hour Summary

Time
EST (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 10 PM (3) Dec 24 48 (9) 37 (3) 30.05 (1017) Calm light drizzle
9 PM (2) Dec 24 46.2 (7.9) 36.0 (2.2) 30.07 (1018) SE 9
8 PM (1) Dec 24 46 (8) 35 (2) 30.08 (1018) SE 6
7 PM (0) Dec 24 44 (7) 35 (2) 30.11 (1019) ESE 6
6 PM (23) Dec 24 43.2 (6.2) 34.0 (1.1) 30.14 (1020) ESE 8
5 PM (22) Dec 24 45.1 (7.3) 35.2 (1.8) 30.14 (1020) E 8
4 PM (21) Dec 24 46.8 (8.2) 34.9 (1.6) 30.15 (1020) ESE 8
3 PM (20) Dec 24 47.8 (8.8) 34.7 (1.5) 30.18 (1022) E 8
2 PM (19) Dec 24 47.1 (8.4) 33.6 (0.9) 30.22 (1023) ESE 9
1 PM (18) Dec 24 43.5 (6.4) 34.3 (1.3) 30.24 (1024) ESE 10
Noon (17) Dec 24 41.0 (5.0) 33.4 (0.8) 30.27 (1025) ESE 14
11 AM (16) Dec 24 38.3 (3.5) 34.0 (1.1) 30.3 (1026) ESE 13
10 AM (15) Dec 24 37 (3) 33 (1) 30.3 (1026) ESE 10
9 AM (14) Dec 24 34.3 (1.3) 32.7 (0.4) 30.31 (1026) E 7 mist
8 AM (13) Dec 24 33 (1) 32 (0) 30.29 (1025) E 7 mist
7 AM (12) Dec 24 30 (-1) 28 (-2) 30.3 (1026) E 5 mist
6 AM (11) Dec 24 30 (-1) 28 (-2) 30.29 (1025) Calm mist
5 AM (10) Dec 24 32 (0) 32 (0) 30.27 (1025) Calm fog
4 AM (9) Dec 24 33 (1) 33 (1) 30.27 (1025) NNE 3 fog
3 AM (8) Dec 24 30 (-1) 28 (-2) 30.27 (1025) N 5 mist
2 AM (7) Dec 24 31.6 (-0.2) 30.4 (-0.9) 30.24 (1024) Calm freezing fog
1 AM (6) Dec 24 32 (0) 30 (-1) 30.23 (1023) Calm fog
Midnight (5) Dec 24 36.1 (2.3) 34.9 (1.6) 30.22 (1023) NW 5
Oldest 11 PM (4) Dec 23 37 (3) 35 (2) 30.2 (1022) WNW 7 fog
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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