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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

2026.08.19 1955 UTC
Wind from the SSW (200 degrees) at 9 MPH (8 KT)
Visibility 10 mile(s)
Sky conditions mostly cloudy
Weather Light rain with thunder
Precipitation last hour A trace
Temperature 74.1 F (23.4 C)
Dew Point 67.8 F (19.9 C)
Relative Humidity 80%
Pressure (altimeter) 29.91 in. Hg (1012 hPa)
ob KGUS 191955Z 20008KT 10SM -TSRA FEW035 SCT070 BKN095 BKN180 23/20 A2991 RMK AO2A TSB36 SLP126 P0000 T02340199 TSNO

Maximum and Minimum Temperatures

Maximum
Temperature
F (C)
Minimum
Temperature
F (C)
81.7 (27.6) 68.4 (20.2) In the 6 hours preceding Aug 19, 2026 - 01:55 PM EDT / 2026.08.19 1755 UTC
80.6 (27.0) 58.5 (14.7) In the 24 hours preceding Aug 19, 2026 - 12:55 AM EDT / 2026.08.19 0455 UTC

24 Hour Summary

Time
EDT (UTC)
Temperature
F (C)
Dew Point
F (C)
Pressure
Inches (hPa)
Wind
MPH
Weather
Latest 4 PM (20) Aug 19 74.1 (23.4) 67.8 (19.9) 29.91 (1012) SSW 9 light rain with thunder
3 PM (19) Aug 19 77 (25) 69 (21) 29.9 (1012) SSW 14 thunder
2 PM (18) Aug 19 82 (28) 68 (20) 29.91 (1012) Variable 3 thunder in the vicinity
1 PM (17) Aug 19 80 (27) 68 (20) 29.93 (1013) S 6
Noon (16) Aug 19 77.9 (25.5) 68.9 (20.5) 29.95 (1014) WSW 3
11 AM (15) Aug 19 77 (25) 69 (21) 29.95 (1014) Calm
10 AM (14) Aug 19 72.5 (22.5) 68.7 (20.4) 29.93 (1013) NW 5
9 AM (13) Aug 19 70.0 (21.1) 67.3 (19.6) 29.94 (1013) WSW 6
8 AM (12) Aug 19 68.2 (20.1) 65.7 (18.7) 29.93 (1013) W 5
7 AM (11) Aug 19 67.1 (19.5) 64.6 (18.1) 29.92 (1013) WSW 6
6 AM (10) Aug 19 66.7 (19.3) 64.4 (18.0) 29.91 (1012) SW 5
5 AM (9) Aug 19 67.8 (19.9) 65.1 (18.4) 29.92 (1013) SW 5
4 AM (8) Aug 19 69.1 (20.6) 64.8 (18.2) 29.92 (1013) WSW 8
3 AM (7) Aug 19 68.7 (20.4) 64.9 (18.3) 29.93 (1013) SW 9
2 AM (6) Aug 19 68.4 (20.2) 64.2 (17.9) 29.92 (1013) SSW 7
1 AM (5) Aug 19 69.1 (20.6) 64.8 (18.2) 29.93 (1013) SW 7
Midnight (4) Aug 19 69.6 (20.9) 65.3 (18.5) 29.94 (1013) SSW 6
11 PM (3) Aug 18 70.3 (21.3) 65.8 (18.8) 29.94 (1013) SSW 5
10 PM (2) Aug 18 70.5 (21.4) 66.0 (18.9) 29.94 (1013) SSW 3
9 PM (1) Aug 18 72.9 (22.7) 66.9 (19.4) 29.94 (1013) S 6
8 PM (0) Aug 18 74.3 (23.5) 67.3 (19.6) 29.95 (1014) SSW 6
7 PM (23) Aug 18 75.9 (24.4) 66.2 (19.0) 29.97 (1014) SW 5
6 PM (22) Aug 18 77.7 (25.4) 65.8 (18.8) 29.97 (1014) SSW 8
Oldest 5 PM (21) Aug 18 78.8 (26.0) 64.6 (18.1) 29.98 (1015) SW 10
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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