ENGINEERING TRACK TESTING
Weather & Rail Temperature Monitoring

Weather station CHICAGO

Chicago Weather station

Measurement History

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to download data from the start of , to the end of ,

Conditions for past 24 hours (since 12/27/2025 03:10 AM)

Time Track 5 E rail Track 5 W rail Track 4 E rail Track 4 W rail Outside Air
Temperature		 Solar
Radiation		 Max. Wind Humidity Air Pressure Rain
SpeedDir
12/28/2025 02:45 AM 46 °F 42 °F 43 °F 42 °F 43.1 °F 0 watt/m2 9 mph N 94 % 29.805 in Hg 0 in
12/28/2025 02:30 AM 45 °F 42 °F 43 °F 42 °F 43 °F 0 watt/m2 8 mph N 94 % 29.803 in Hg 0 in
12/28/2025 02:15 AM 45 °F 42 °F 43 °F 42 °F 42.8 °F 0 watt/m2 5 mph N 94 % 29.816 in Hg 0 in
12/28/2025 02:00 AM 45 °F 41 °F 43 °F 42 °F 42.7 °F 0 watt/m2 6 mph N 94 % 29.828 in Hg 0 in
12/28/2025 01:45 AM 45 °F 41 °F 43 °F 41 °F 42.6 °F 0 watt/m2 9 mph N 94 % 29.826 in Hg 0 in
12/28/2025 01:30 AM 45 °F 41 °F 43 °F 41 °F 42.3 °F 0 watt/m2 10 mph N 94 % 29.831 in Hg 0 in
12/28/2025 01:15 AM 45 °F 41 °F 43 °F 41 °F 42 °F 0 watt/m2 8 mph N 93 % 29.832 in Hg 0 in
12/28/2025 01:00 AM 45 °F 41 °F 42 °F 41 °F 41.8 °F 0 watt/m2 8 mph N 93 % 29.841 in Hg 0 in
12/28/2025 12:45 AM 44 °F 41 °F 42 °F 41 °F 41.7 °F 0 watt/m2 9 mph N 93 % 29.845 in Hg 0 in
12/28/2025 12:30 AM 44 °F 41 °F 42 °F 41 °F 41.8 °F 0 watt/m2 10 mph N 93 % 29.853 in Hg 0 in
12/28/2025 12:15 AM 44 °F 40 °F 42 °F 40 °F 41.4 °F 0 watt/m2 9 mph N 93 % 29.858 in Hg 0 in
12/28/2025 12:00 AM 44 °F 40 °F 42 °F 40 °F 40.8 °F 0 watt/m2 8 mph N 93 % 29.868 in Hg 0 in
12/27/2025 11:45 PM 44 °F 40 °F 41 °F 40 °F 40.5 °F 0 watt/m2 6 mph N 93 % 29.87 in Hg 0 in
12/27/2025 11:30 PM 44 °F 40 °F 41 °F 40 °F 40.4 °F 0 watt/m2 10 mph N 93 % 29.889 in Hg 0 in
12/27/2025 11:15 PM 44 °F 40 °F 41 °F 40 °F 40.3 °F 0 watt/m2 11 mph N 92 % 29.884 in Hg 0 in
12/27/2025 11:00 PM 44 °F 40 °F 41 °F 40 °F 40 °F 0 watt/m2 9 mph N 92 % 29.899 in Hg 0 in
12/27/2025 10:45 PM 43 °F 40 °F 41 °F 40 °F 40.1 °F 0 watt/m2 12 mph N 92 % 29.903 in Hg 0 in
12/27/2025 10:30 PM 43 °F 40 °F 41 °F 40 °F 39.9 °F 0 watt/m2 12 mph N 92 % 29.895 in Hg 0 in
12/27/2025 10:15 PM 43 °F 40 °F 41 °F 40 °F 39.4 °F 0 watt/m2 12 mph N 92 % 29.9 in Hg 0 in
12/27/2025 10:00 PM 43 °F 40 °F 41 °F 40 °F 39.6 °F 0 watt/m2 10 mph N 91 % 29.904 in Hg 0 in
12/27/2025 09:45 PM 43 °F 40 °F 41 °F 40 °F 39.7 °F 0 watt/m2 9 mph N 91 % 29.918 in Hg 0 in
12/27/2025 09:30 PM 43 °F 40 °F 41 °F 40 °F 39.2 °F 0 watt/m2 9 mph N 91 % 29.934 in Hg 0 in
12/27/2025 09:15 PM 44 °F 40 °F 41 °F 40 °F 39.2 °F 0 watt/m2 12 mph N 91 % 29.942 in Hg 0 in
12/27/2025 09:00 PM 44 °F 40 °F 41 °F 40 °F 39.8 °F 0 watt/m2 10 mph N 91 % 29.949 in Hg 0 in
12/27/2025 08:45 PM 44 °F 40 °F 42 °F 40 °F 40.4 °F 0 watt/m2 11 mph N 91 % 29.951 in Hg 0 in
12/27/2025 08:30 PM 44 °F 40 °F 42 °F 40 °F 39.7 °F 0 watt/m2 10 mph N 90 % 29.951 in Hg 0 in
12/27/2025 08:15 PM 44 °F 40 °F 42 °F 40 °F 39.5 °F 0 watt/m2 12 mph N 90 % 29.955 in Hg 0 in
12/27/2025 08:00 PM 44 °F 41 °F 42 °F 40 °F 39.7 °F 0 watt/m2 12 mph N 90 % 29.96 in Hg 0 in
12/27/2025 07:45 PM 44 °F 41 °F 42 °F 41 °F 40.4 °F 0 watt/m2 10 mph N 90 % 29.962 in Hg 0 in
12/27/2025 07:30 PM 45 °F 41 °F 42 °F 41 °F 40.9 °F 0 watt/m2 9 mph N 90 % 29.966 in Hg 0 in
12/27/2025 07:15 PM 45 °F 41 °F 43 °F 41 °F 41.5 °F 0 watt/m2 10 mph N 90 % 29.96 in Hg 0 in
12/27/2025 07:00 PM 45 °F 41 °F 43 °F 41 °F 41.7 °F 0 watt/m2 14 mph N 90 % 29.972 in Hg 0 in
12/27/2025 06:45 PM 45 °F 41 °F 43 °F 41 °F 41.7 °F 0 watt/m2 13 mph N 90 % 29.975 in Hg 0 in
12/27/2025 06:30 PM 45 °F 41 °F 43 °F 41 °F 41.7 °F 0 watt/m2 14 mph N 89 % 29.977 in Hg 0 in
12/27/2025 06:15 PM 45 °F 41 °F 43 °F 41 °F 41.7 °F 0 watt/m2 10 mph N 89 % 29.97 in Hg 0 in
12/27/2025 06:00 PM 45 °F 42 °F 43 °F 41 °F 41.6 °F 0 watt/m2 12 mph N 90 % 29.976 in Hg 0 in
12/27/2025 05:45 PM 45 °F 42 °F 43 °F 42 °F 41.3 °F 0 watt/m2 11 mph N 90 % 29.982 in Hg 0 in
12/27/2025 05:30 PM 45 °F 42 °F 43 °F 42 °F 40.6 °F 0 watt/m2 9 mph N 90 % 29.982 in Hg 0 in
12/27/2025 05:15 PM 45 °F 42 °F 43 °F 42 °F 39.5 °F 4 watt/m2 8 mph N 89 % 29.99 in Hg 0 in
12/27/2025 05:00 PM 46 °F 42 °F 43 °F 42 °F 39.4 °F 14 watt/m2 8 mph N 89 % 29.987 in Hg 0 in
12/27/2025 04:45 PM 46 °F 42 °F 43 °F 42 °F 39.5 °F 31 watt/m2 6 mph N 89 % 29.98 in Hg 0 in
12/27/2025 04:30 PM 46 °F 43 °F 44 °F 42 °F 39.5 °F 32 watt/m2 11 mph N 89 % 29.984 in Hg 0 in
12/27/2025 04:15 PM 46 °F 43 °F 44 °F 42 °F 39.2 °F 32 watt/m2 10 mph N 89 % 29.985 in Hg 0 in
12/27/2025 04:00 PM 46 °F 43 °F 44 °F 43 °F 39.1 °F 40 watt/m2 12 mph N 89 % 29.986 in Hg 0 in
12/27/2025 03:45 PM 47 °F 43 °F 45 °F 43 °F 39.3 °F 54 watt/m2 12 mph N 88 % 29.986 in Hg 0 in
12/27/2025 03:30 PM 47 °F 44 °F 45 °F 43 °F 39.6 °F 66 watt/m2 8 mph N 89 % 29.986 in Hg 0 in
12/27/2025 03:15 PM 47 °F 44 °F 45 °F 44 °F 39.6 °F 74 watt/m2 9 mph N 89 % 29.989 in Hg 0 in
12/27/2025 03:00 PM 47 °F 44 °F 45 °F 44 °F 39.6 °F 79 watt/m2 10 mph N 88 % 29.988 in Hg 0 in
12/27/2025 02:45 PM 47 °F 44 °F 45 °F 44 °F 40 °F 74 watt/m2 12 mph N 88 % 29.983 in Hg 0 in
12/27/2025 02:30 PM 48 °F 44 °F 46 °F 44 °F 40.8 °F 95 watt/m2 10 mph N 89 % 29.986 in Hg 0 in
12/27/2025 02:15 PM 47 °F 44 °F 45 °F 44 °F 40.2 °F 87 watt/m2 5 mph N 89 % 30.006 in Hg 0 in
12/27/2025 02:00 PM 47 °F 44 °F 45 °F 43 °F 39.7 °F 97 watt/m2 5 mph N 89 % 30.007 in Hg 0 in
12/27/2025 01:45 PM 47 °F 43 °F 44 °F 43 °F 39.4 °F 76 watt/m2 5 mph N 89 % 30.013 in Hg 0 in
12/27/2025 01:30 PM 46 °F 43 °F 44 °F 43 °F 39.3 °F 75 watt/m2 8 mph N 89 % 30.014 in Hg 0 in
12/27/2025 01:15 PM 46 °F 43 °F 44 °F 43 °F 39.4 °F 67 watt/m2 5 mph N 89 % 30.022 in Hg 0 in
12/27/2025 01:00 PM 46 °F 42 °F 44 °F 42 °F 39 °F 72 watt/m2 4 mph N 89 % 30.044 in Hg 0 in
12/27/2025 12:45 PM 46 °F 42 °F 43 °F 42 °F 38.8 °F 67 watt/m2 8 mph N 89 % 30.054 in Hg 0 in
12/27/2025 12:30 PM 46 °F 42 °F 43 °F 42 °F 38.9 °F 56 watt/m2 9 mph N 89 % 30.061 in Hg 0 in
12/27/2025 12:15 PM 45 °F 42 °F 43 °F 42 °F 39 °F 51 watt/m2 6 mph N 89 % 30.074 in Hg 0 in
12/27/2025 12:00 PM 45 °F 42 °F 43 °F 42 °F 38.7 °F 66 watt/m2 9 mph N 89 % 30.076 in Hg 0 in
12/27/2025 11:45 AM 45 °F 42 °F 43 °F 41 °F 39 °F 91 watt/m2 9 mph N 89 % 30.084 in Hg 0 in
12/27/2025 11:30 AM 45 °F 41 °F 42 °F 41 °F 39.1 °F 84 watt/m2 11 mph N 89 % 30.093 in Hg 0 in
12/27/2025 11:15 AM 44 °F 41 °F 42 °F 40 °F 39 °F 81 watt/m2 11 mph N 90 % 30.104 in Hg 0 in
12/27/2025 11:00 AM 44 °F 40 °F 41 °F 40 °F 38.6 °F 53 watt/m2 9 mph N 90 % 30.11 in Hg 0 in
12/27/2025 10:45 AM 43 °F 40 °F 41 °F 39 °F 38.1 °F 38 watt/m2 10 mph N 89 % 30.114 in Hg 0 in
12/27/2025 10:30 AM 43 °F 39 °F 41 °F 39 °F 38.1 °F 41 watt/m2 10 mph N 90 % 30.123 in Hg 0 in
12/27/2025 10:15 AM 43 °F 39 °F 40 °F 39 °F 38 °F 33 watt/m2 5 mph N 90 % 30.118 in Hg 0 in
12/27/2025 10:00 AM 43 °F 39 °F 40 °F 39 °F 37.9 °F 34 watt/m2 10 mph N 90 % 30.117 in Hg 0 in
12/27/2025 09:45 AM 42 °F 38 °F 40 °F 38 °F 37.9 °F 27 watt/m2 8 mph N 90 % 30.106 in Hg 0 in
12/27/2025 09:30 AM 42 °F 38 °F 40 °F 38 °F 37.8 °F 22 watt/m2 6 mph N 90 % 30.099 in Hg 0 in
12/27/2025 09:15 AM 42 °F 38 °F 39 °F 38 °F 37.7 °F 13 watt/m2 9 mph N 90 % 30.086 in Hg 0 in
12/27/2025 09:00 AM 42 °F 38 °F 39 °F 38 °F 37.7 °F 10 watt/m2 6 mph N 90 % 30.092 in Hg 0 in
12/27/2025 08:45 AM 42 °F 38 °F 39 °F 38 °F 37.6 °F 1 watt/m2 8 mph N 90 % 30.092 in Hg 0 in
12/27/2025 08:30 AM 42 °F 38 °F 39 °F 38 °F 37.8 °F 0 watt/m2 6 mph N 90 % 30.087 in Hg 0 in
12/27/2025 08:15 AM 42 °F 38 °F 39 °F 38 °F 38.1 °F 0 watt/m2 5 mph N 90 % 30.085 in Hg 0 in
12/27/2025 08:00 AM 42 °F 38 °F 39 °F 38 °F 38 °F 0 watt/m2 5 mph N 89 % 30.079 in Hg 0 in
12/27/2025 07:45 AM 42 °F 38 °F 39 °F 38 °F 38 °F 0 watt/m2 4 mph N 89 % 30.083 in Hg 0 in
12/27/2025 07:30 AM 42 °F 38 °F 40 °F 38 °F 38.1 °F 0 watt/m2 6 mph N 89 % 30.079 in Hg 0 in
12/27/2025 07:15 AM 42 °F 38 °F 40 °F 38 °F 38.1 °F 0 watt/m2 6 mph N 89 % 30.079 in Hg 0 in
12/27/2025 07:00 AM 42 °F 38 °F 40 °F 38 °F 38.3 °F 0 watt/m2 4 mph N 89 % 30.078 in Hg 0 in
12/27/2025 06:45 AM 42 °F 38 °F 40 °F 38 °F 38.3 °F 0 watt/m2 3 mph N 88 % 30.088 in Hg 0 in
12/27/2025 06:30 AM 42 °F 38 °F 40 °F 39 °F 38.2 °F 0 watt/m2 4 mph N 89 % 30.092 in Hg 0 in
12/27/2025 06:15 AM 42 °F 38 °F 40 °F 39 °F 38.1 °F 0 watt/m2 5 mph N 88 % 30.08 in Hg 0 in
12/27/2025 06:00 AM 42 °F 38 °F 40 °F 39 °F 38.2 °F 0 watt/m2 5 mph N 88 % 30.075 in Hg 0 in
12/27/2025 05:45 AM 42 °F 38 °F 40 °F 39 °F 38.3 °F 0 watt/m2 5 mph N 88 % 30.066 in Hg 0 in
12/27/2025 05:30 AM 42 °F 38 °F 41 °F 39 °F 38.3 °F 0 watt/m2 4 mph N 88 % 30.064 in Hg 0 in
12/27/2025 05:15 AM 42 °F 39 °F 41 °F 39 °F 38.4 °F 0 watt/m2 6 mph N 87 % 30.066 in Hg 0 in
12/27/2025 05:00 AM 42 °F 39 °F 40 °F 39 °F 38.3 °F 0 watt/m2 8 mph N 87 % 30.068 in Hg 0 in
12/27/2025 04:45 AM 42 °F 39 °F 40 °F 39 °F 38.3 °F 0 watt/m2 5 mph N 87 % 30.068 in Hg 0 in
12/27/2025 04:30 AM 42 °F 39 °F 40 °F 39 °F 38.5 °F 0 watt/m2 2 mph N 87 % 30.064 in Hg 0 in
12/27/2025 04:15 AM 43 °F 39 °F 40 °F 39 °F 38.4 °F 0 watt/m2 8 mph N 87 % 30.067 in Hg 0 in
12/27/2025 04:00 AM 43 °F 39 °F 40 °F 39 °F 38.4 °F 0 watt/m2 8 mph N 86 % 30.062 in Hg 0 in
12/27/2025 03:45 AM 43 °F 39 °F 41 °F 39 °F 38.4 °F 0 watt/m2 6 mph N 86 % 30.061 in Hg 0 in
12/27/2025 03:30 AM 43 °F 39 °F 41 °F 39 °F 38.5 °F 0 watt/m2 6 mph N 86 % 30.057 in Hg 0 in
12/27/2025 03:15 AM 43 °F 39 °F 41 °F 39 °F 38.6 °F 0 watt/m2 5 mph N 86 % 30.061 in Hg 0 in

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