ENGINEERING TRACK TESTING
Weather & Rail Temperature Monitoring
Weather station CHICAGO
Chicago Weather station
Measurement History
  |
Conditions for past 24 hours (since 07/17/2026 06:41 PM)
| 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 | |
| Speed | Dir | ||||||||||
| 07/18/2026 06:30 PM | 105 °F | 107 °F | 103 °F | 105 °F | 81.9 °F | 412 watt/m2 | 12 mph | ENE | 75 % | 29.912 in Hg | 0 in |
| 07/18/2026 06:15 PM | 108 °F | 109 °F | 107 °F | 106 °F | 80.3 °F | 448 watt/m2 | 17 mph | E | 77 % | 29.907 in Hg | 0 in |
| 07/18/2026 06:00 PM | 108 °F | 109 °F | 108 °F | 107 °F | 80.4 °F | 496 watt/m2 | 16 mph | E | 77 % | 29.898 in Hg | 0 in |
| 07/18/2026 05:45 PM | 106 °F | 108 °F | 109 °F | 107 °F | 80.8 °F | 543 watt/m2 | 19 mph | NE | 76 % | 29.891 in Hg | 0 in |
| 07/18/2026 05:30 PM | 108 °F | 109 °F | 110 °F | 107 °F | 82.3 °F | 584 watt/m2 | 23 mph | NNE | 75 % | 29.891 in Hg | 0 in |
| 07/18/2026 05:15 PM | 107 °F | 108 °F | 110 °F | 106 °F | 85.3 °F | 624 watt/m2 | 20 mph | E | 69 % | 29.882 in Hg | 0 in |
| 07/18/2026 05:00 PM | 104 °F | 105 °F | 106 °F | 105 °F | 88.2 °F | 422 watt/m2 | 9 mph | ENE | 63 % | 29.872 in Hg | 0 in |
| 07/18/2026 04:45 PM | 104 °F | 105 °F | 102 °F | 104 °F | 88.2 °F | 197 watt/m2 | 11 mph | E | 62 % | 29.869 in Hg | 0 in |
| 07/18/2026 04:30 PM | 107 °F | 107 °F | 108 °F | 107 °F | 89.8 °F | 293 watt/m2 | 9 mph | ENE | 63 % | 29.871 in Hg | 0 in |
| 07/18/2026 04:15 PM | 105 °F | 105 °F | 116 °F | 106 °F | 90.1 °F | 708 watt/m2 | 14 mph | NNE | 59 % | 29.872 in Hg | 0 in |
| 07/18/2026 04:00 PM | 101 °F | 101 °F | 107 °F | 102 °F | 88.7 °F | 609 watt/m2 | 14 mph | W | 60 % | 29.874 in Hg | 0 in |
| 07/18/2026 03:45 PM | 97 °F | 98 °F | 108 °F | 99 °F | 88.3 °F | 519 watt/m2 | 13 mph | NNE | 62 % | 29.878 in Hg | 0 in |
| 07/18/2026 03:30 PM | 95 °F | 96 °F | 94 °F | 96 °F | 86.6 °F | 285 watt/m2 | 15 mph | NNE | 65 % | 29.877 in Hg | 0 in |
| 07/18/2026 03:15 PM | 95 °F | 95 °F | 94 °F | 96 °F | 86.3 °F | 284 watt/m2 | 15 mph | NNW | 66 % | 29.884 in Hg | 0 in |
| 07/18/2026 03:00 PM | 95 °F | 95 °F | 91 °F | 95 °F | 86.1 °F | 165 watt/m2 | 13 mph | NNE | 68 % | 29.889 in Hg | 0 in |
| 07/18/2026 02:45 PM | 96 °F | 96 °F | 91 °F | 97 °F | 86.1 °F | 125 watt/m2 | 12 mph | N | 69 % | 29.89 in Hg | 0 in |
| 07/18/2026 02:30 PM | 97 °F | 97 °F | 95 °F | 98 °F | 85.9 °F | 301 watt/m2 | 15 mph | N | 70 % | 29.888 in Hg | 0 in |
| 07/18/2026 02:15 PM | 96 °F | 97 °F | 103 °F | 98 °F | 84.9 °F | 400 watt/m2 | 14 mph | N | 74 % | 29.883 in Hg | 0 in |
| 07/18/2026 02:00 PM | 94 °F | 95 °F | 91 °F | 96 °F | 84.1 °F | 233 watt/m2 | 17 mph | N | 76 % | 29.881 in Hg | 0 in |
| 07/18/2026 01:45 PM | 93 °F | 94 °F | 89 °F | 96 °F | 84.1 °F | 500 watt/m2 | 15 mph | N | 78 % | 29.885 in Hg | 0 in |
| 07/18/2026 01:30 PM | 93 °F | 93 °F | 85 °F | 94 °F | 84.7 °F | 97 watt/m2 | 15 mph | N | 76 % | 29.89 in Hg | 0.01 in |
| 07/18/2026 01:15 PM | 100 °F | 101 °F | 94 °F | 102 °F | 87.5 °F | 240 watt/m2 | 13 mph | N | 68 % | 29.89 in Hg | 0 in |
| 07/18/2026 01:00 PM | 100 °F | 102 °F | 99 °F | 104 °F | 88.3 °F | 272 watt/m2 | 10 mph | WNW | 65 % | 29.888 in Hg | 0 in |
| 07/18/2026 12:45 PM | 101 °F | 104 °F | 97 °F | 105 °F | 88.3 °F | 292 watt/m2 | 12 mph | W | 64 % | 29.893 in Hg | 0 in |
| 07/18/2026 12:30 PM | 102 °F | 104 °F | 99 °F | 106 °F | 88.9 °F | 475 watt/m2 | 18 mph | WNW | 63 % | 29.888 in Hg | 0 in |
| 07/18/2026 12:15 PM | 101 °F | 103 °F | 99 °F | 107 °F | 88.2 °F | 336 watt/m2 | 14 mph | WNW | 64 % | 29.889 in Hg | 0 in |
| 07/18/2026 12:00 PM | 103 °F | 105 °F | 101 °F | 109 °F | 88.8 °F | 411 watt/m2 | 13 mph | WNW | 64 % | 29.892 in Hg | 0 in |
| 07/18/2026 11:45 AM | 101 °F | 105 °F | 104 °F | 108 °F | 89.3 °F | 601 watt/m2 | 17 mph | WSW | 64 % | 29.888 in Hg | 0 in |
| 07/18/2026 11:30 AM | 99 °F | 104 °F | 102 °F | 106 °F | 88.1 °F | 707 watt/m2 | 12 mph | SW | 66 % | 29.891 in Hg | 0 in |
| 07/18/2026 11:15 AM | 96 °F | 101 °F | 95 °F | 104 °F | 87.2 °F | 432 watt/m2 | 19 mph | SW | 68 % | 29.893 in Hg | 0 in |
| 07/18/2026 11:00 AM | 94 °F | 100 °F | 95 °F | 103 °F | 86.9 °F | 559 watt/m2 | 12 mph | WSW | 69 % | 29.887 in Hg | 0 in |
| 07/18/2026 10:45 AM | 91 °F | 97 °F | 92 °F | 99 °F | 86.2 °F | 498 watt/m2 | 13 mph | W | 71 % | 29.887 in Hg | 0 in |
| 07/18/2026 10:30 AM | 90 °F | 93 °F | 87 °F | 95 °F | 85.2 °F | 486 watt/m2 | 15 mph | SW | 72 % | 29.885 in Hg | 0 in |
| 07/18/2026 10:15 AM | 88 °F | 90 °F | 86 °F | 91 °F | 84.2 °F | 445 watt/m2 | 13 mph | WSW | 74 % | 29.882 in Hg | 0 in |
| 07/18/2026 10:00 AM | 87 °F | 87 °F | 84 °F | 87 °F | 83.3 °F | 272 watt/m2 | 15 mph | N | 75 % | 29.882 in Hg | 0 in |
| 07/18/2026 09:45 AM | 86 °F | 86 °F | 84 °F | 86 °F | 83.1 °F | 195 watt/m2 | 13 mph | N | 75 % | 29.879 in Hg | 0 in |
| 07/18/2026 09:30 AM | 85 °F | 85 °F | 86 °F | 86 °F | 82.7 °F | 222 watt/m2 | 14 mph | N | 76 % | 29.88 in Hg | 0 in |
| 07/18/2026 09:15 AM | 84 °F | 84 °F | 84 °F | 84 °F | 82.2 °F | 177 watt/m2 | 13 mph | N | 77 % | 29.875 in Hg | 0 in |
| 07/18/2026 09:00 AM | 83 °F | 83 °F | 83 °F | 83 °F | 82.1 °F | 138 watt/m2 | 13 mph | N | 77 % | 29.869 in Hg | 0 in |
| 07/18/2026 08:45 AM | 83 °F | 82 °F | 82 °F | 82 °F | 82.1 °F | 127 watt/m2 | 16 mph | N | 76 % | 29.872 in Hg | 0 in |
| 07/18/2026 08:30 AM | 82 °F | 82 °F | 81 °F | 81 °F | 82.3 °F | 98 watt/m2 | 15 mph | N | 76 % | 29.879 in Hg | 0 in |
| 07/18/2026 08:15 AM | 81 °F | 81 °F | 81 °F | 81 °F | 81.8 °F | 102 watt/m2 | 17 mph | N | 77 % | 29.877 in Hg | 0 in |
| 07/18/2026 08:00 AM | 81 °F | 80 °F | 80 °F | 80 °F | 81.4 °F | 65 watt/m2 | 16 mph | N | 78 % | 29.883 in Hg | 0 in |
| 07/18/2026 07:45 AM | 81 °F | 80 °F | 79 °F | 79 °F | 81.1 °F | 53 watt/m2 | 10 mph | N | 79 % | 29.884 in Hg | 0 in |
| 07/18/2026 07:30 AM | 80 °F | 80 °F | 78 °F | 79 °F | 81.1 °F | 42 watt/m2 | 11 mph | N | 79 % | 29.884 in Hg | 0 in |
| 07/18/2026 07:15 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.1 °F | 24 watt/m2 | 12 mph | N | 79 % | 29.887 in Hg | 0 in |
| 07/18/2026 07:00 AM | 80 °F | 79 °F | 78 °F | 78 °F | 80.9 °F | 11 watt/m2 | 12 mph | N | 79 % | 29.889 in Hg | 0 in |
| 07/18/2026 06:45 AM | 80 °F | 79 °F | 78 °F | 78 °F | 81 °F | 1 watt/m2 | 9 mph | N | 80 % | 29.889 in Hg | 0 in |
| 07/18/2026 06:30 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81 °F | 0 watt/m2 | 13 mph | N | 79 % | 29.888 in Hg | 0 in |
| 07/18/2026 06:15 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.1 °F | 0 watt/m2 | 14 mph | N | 80 % | 29.893 in Hg | 0 in |
| 07/18/2026 06:00 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.1 °F | 0 watt/m2 | 11 mph | N | 80 % | 29.898 in Hg | 0 in |
| 07/18/2026 05:45 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.3 °F | 0 watt/m2 | 12 mph | N | 79 % | 29.889 in Hg | 0 in |
| 07/18/2026 05:30 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.5 °F | 0 watt/m2 | 12 mph | N | 79 % | 29.89 in Hg | 0 in |
| 07/18/2026 05:15 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.6 °F | 0 watt/m2 | 14 mph | N | 79 % | 29.897 in Hg | 0 in |
| 07/18/2026 05:00 AM | 80 °F | 79 °F | 78 °F | 79 °F | 81.4 °F | 0 watt/m2 | 11 mph | N | 79 % | 29.898 in Hg | 0 in |
| 07/18/2026 04:45 AM | 81 °F | 80 °F | 78 °F | 79 °F | 81.5 °F | 0 watt/m2 | 13 mph | N | 79 % | 29.893 in Hg | 0 in |
| 07/18/2026 04:30 AM | 81 °F | 80 °F | 78 °F | 79 °F | 81.5 °F | 0 watt/m2 | 13 mph | N | 79 % | 29.892 in Hg | 0 in |
| 07/18/2026 04:15 AM | 81 °F | 80 °F | 78 °F | 79 °F | 81.4 °F | 0 watt/m2 | 9 mph | N | 79 % | 29.892 in Hg | 0 in |
| 07/18/2026 04:00 AM | 81 °F | 80 °F | 78 °F | 80 °F | 81.5 °F | 0 watt/m2 | 12 mph | N | 78 % | 29.892 in Hg | 0 in |
| 07/18/2026 03:45 AM | 81 °F | 80 °F | 78 °F | 80 °F | 81.7 °F | 0 watt/m2 | 14 mph | N | 78 % | 29.898 in Hg | 0 in |
| 07/18/2026 03:30 AM | 82 °F | 80 °F | 78 °F | 80 °F | 81.9 °F | 0 watt/m2 | 13 mph | N | 77 % | 29.901 in Hg | 0 in |
| 07/18/2026 03:15 AM | 82 °F | 81 °F | 79 °F | 80 °F | 82.3 °F | 0 watt/m2 | 13 mph | N | 76 % | 29.906 in Hg | 0 in |
| 07/18/2026 03:00 AM | 82 °F | 81 °F | 79 °F | 81 °F | 82.5 °F | 0 watt/m2 | 13 mph | N | 76 % | 29.906 in Hg | 0 in |
| 07/18/2026 02:45 AM | 82 °F | 81 °F | 79 °F | 81 °F | 82.7 °F | 0 watt/m2 | 14 mph | N | 76 % | 29.916 in Hg | 0 in |
| 07/18/2026 02:30 AM | 82 °F | 81 °F | 79 °F | 81 °F | 82.9 °F | 0 watt/m2 | 11 mph | N | 75 % | 29.921 in Hg | 0 in |
| 07/18/2026 02:15 AM | 83 °F | 81 °F | 79 °F | 81 °F | 83.2 °F | 0 watt/m2 | 9 mph | N | 75 % | 29.925 in Hg | 0 in |
| 07/18/2026 02:00 AM | 83 °F | 81 °F | 79 °F | 81 °F | 83.4 °F | 0 watt/m2 | 12 mph | N | 74 % | 29.928 in Hg | 0 in |
| 07/18/2026 01:45 AM | 83 °F | 82 °F | 80 °F | 82 °F | 83.5 °F | 0 watt/m2 | 11 mph | N | 74 % | 29.932 in Hg | 0 in |
| 07/18/2026 01:30 AM | 83 °F | 82 °F | 80 °F | 82 °F | 83.5 °F | 0 watt/m2 | 8 mph | N | 74 % | 29.931 in Hg | 0 in |
| 07/18/2026 01:15 AM | 83 °F | 82 °F | 80 °F | 82 °F | 83.9 °F | 0 watt/m2 | 9 mph | N | 73 % | 29.935 in Hg | 0 in |
| 07/18/2026 01:00 AM | 84 °F | 82 °F | 80 °F | 82 °F | 84.2 °F | 0 watt/m2 | 10 mph | N | 72 % | 29.944 in Hg | 0 in |
| 07/18/2026 12:45 AM | 84 °F | 83 °F | 80 °F | 83 °F | 84.5 °F | 0 watt/m2 | 12 mph | N | 72 % | 29.952 in Hg | 0 in |
| 07/18/2026 12:30 AM | 84 °F | 83 °F | 80 °F | 83 °F | 84.6 °F | 0 watt/m2 | 12 mph | N | 71 % | 29.951 in Hg | 0 in |
| 07/18/2026 12:15 AM | 85 °F | 83 °F | 81 °F | 83 °F | 85.2 °F | 0 watt/m2 | 10 mph | N | 70 % | 29.952 in Hg | 0 in |
| 07/18/2026 12:00 AM | 85 °F | 83 °F | 81 °F | 83 °F | 85.4 °F | 0 watt/m2 | 12 mph | N | 69 % | 29.95 in Hg | 0 in |
| 07/17/2026 11:45 PM | 85 °F | 83 °F | 81 °F | 84 °F | 85.6 °F | 0 watt/m2 | 8 mph | N | 69 % | 29.953 in Hg | 0 in |
| 07/17/2026 11:30 PM | 85 °F | 84 °F | 81 °F | 84 °F | 85.9 °F | 0 watt/m2 | 10 mph | N | 68 % | 29.957 in Hg | 0 in |
| 07/17/2026 11:15 PM | 86 °F | 85 °F | 81 °F | 85 °F | 86.3 °F | 0 watt/m2 | 12 mph | N | 67 % | 29.962 in Hg | 0 in |
| 07/17/2026 11:00 PM | 86 °F | 85 °F | 82 °F | 85 °F | 86.6 °F | 0 watt/m2 | 13 mph | N | 67 % | 29.965 in Hg | 0 in |
| 07/17/2026 10:45 PM | 87 °F | 85 °F | 82 °F | 85 °F | 86.8 °F | 0 watt/m2 | 9 mph | N | 68 % | 29.958 in Hg | 0 in |
| 07/17/2026 10:30 PM | 87 °F | 85 °F | 82 °F | 85 °F | 87.1 °F | 0 watt/m2 | 9 mph | N | 68 % | 29.954 in Hg | 0 in |
| 07/17/2026 10:15 PM | 87 °F | 85 °F | 82 °F | 86 °F | 87.5 °F | 0 watt/m2 | 11 mph | N | 68 % | 29.952 in Hg | 0 in |
| 07/17/2026 10:00 PM | 87 °F | 85 °F | 82 °F | 86 °F | 87.1 °F | 0 watt/m2 | 9 mph | N | 67 % | 29.947 in Hg | 0 in |
| 07/17/2026 09:45 PM | 87 °F | 86 °F | 82 °F | 86 °F | 87 °F | 0 watt/m2 | 7 mph | WSW | 70 % | 29.946 in Hg | 0 in |
| 07/17/2026 09:30 PM | 88 °F | 86 °F | 82 °F | 86 °F | 87 °F | 2 watt/m2 | 5 mph | SW | 70 % | 29.949 in Hg | 0 in |
| 07/17/2026 09:15 PM | 88 °F | 87 °F | 82 °F | 87 °F | 86.8 °F | 11 watt/m2 | 7 mph | WSW | 71 % | 29.95 in Hg | 0 in |
| 07/17/2026 09:00 PM | 88 °F | 87 °F | 83 °F | 87 °F | 86.6 °F | 18 watt/m2 | 5 mph | SSW | 72 % | 29.951 in Hg | 0 in |
| 07/17/2026 08:45 PM | 89 °F | 88 °F | 83 °F | 88 °F | 86.2 °F | 44 watt/m2 | 9 mph | WSW | 73 % | 29.951 in Hg | 0 in |
| 07/17/2026 08:30 PM | 90 °F | 89 °F | 84 °F | 88 °F | 86 °F | 47 watt/m2 | 2 mph | SW | 75 % | 29.955 in Hg | 0 in |
| 07/17/2026 08:15 PM | 90 °F | 90 °F | 84 °F | 89 °F | 86 °F | 66 watt/m2 | 4 mph | SSW | 77 % | 29.944 in Hg | 0.01 in |
| 07/17/2026 08:00 PM | 92 °F | 92 °F | 86 °F | 91 °F | 85.8 °F | 169 watt/m2 | 0 mph | --- | 78 % | 29.946 in Hg | 0 in |
| 07/17/2026 07:45 PM | 93 °F | 93 °F | 85 °F | 93 °F | 86.5 °F | 130 watt/m2 | 2 mph | N | 76 % | 29.946 in Hg | 0.03 in |
| 07/17/2026 07:30 PM | 99 °F | 99 °F | 84 °F | 98 °F | 88.9 °F | 64 watt/m2 | 4 mph | N | 71 % | 29.949 in Hg | 0.02 in |
| 07/17/2026 07:15 PM | 102 °F | 103 °F | 94 °F | 101 °F | 89.6 °F | 55 watt/m2 | 6 mph | SW | 65 % | 29.948 in Hg | 0 in |
| 07/17/2026 07:00 PM | 104 °F | 105 °F | 98 °F | 104 °F | 90.4 °F | 90 watt/m2 | 4 mph | SSE | 64 % | 29.948 in Hg | 0 in |
| 07/17/2026 06:45 PM | 106 °F | 107 °F | 110 °F | 107 °F | 90 °F | 401 watt/m2 | 5 mph | SSE | 64 % | 29.954 in Hg | 0 in |