ENGINEERING TRACK TESTING
Weather & Rail Temperature Monitoring
Weather station ARBOR
Ann Arbor Passenger Sta.
Measurement History
  |
Conditions for past 24 hours (since 07/17/2026 06:39 PM)
| Time | Track 1 N rail | Track 1 N rail (B) | Track 1 S rail | Track 1 S rail (B) | Outside Air Temperature |
Solar Radiation |
Max. Wind | Humidity | Air Pressure | Rain | |
| Speed | Dir | ||||||||||
| 07/18/2026 06:30 PM | 85 °F | 98 °F | 96 °F | 94 °F | 85.5 °F | 305 watt/m2 | 16 mph | WNW | 51 % | 29.803 in Hg | 0 in |
| 07/18/2026 06:15 PM | 81 °F | 99 °F | 97 °F | 95 °F | 86.6 °F | 451 watt/m2 | 19 mph | W | 51 % | 29.805 in Hg | 0 in |
| 07/18/2026 06:00 PM | 83 °F | 101 °F | 99 °F | 96 °F | 87.7 °F | 513 watt/m2 | 15 mph | WSW | 50 % | 29.794 in Hg | 0 in |
| 07/18/2026 05:45 PM | 85 °F | 103 °F | 100 °F | 97 °F | 87.9 °F | 551 watt/m2 | 14 mph | WNW | 50 % | 29.791 in Hg | 0 in |
| 07/18/2026 05:30 PM | 85 °F | 104 °F | 101 °F | 97 °F | 87.5 °F | 585 watt/m2 | 14 mph | WNW | 53 % | 29.797 in Hg | 0 in |
| 07/18/2026 05:15 PM | 86 °F | 106 °F | 103 °F | 98 °F | 87.5 °F | 268 watt/m2 | 18 mph | WSW | 53 % | 29.799 in Hg | 0 in |
| 07/18/2026 05:00 PM | 88 °F | 108 °F | 105 °F | 99 °F | 87.8 °F | 344 watt/m2 | 16 mph | WNW | 55 % | 29.799 in Hg | 0 in |
| 07/18/2026 04:45 PM | 92 °F | 111 °F | 107 °F | 101 °F | 88.2 °F | 184 watt/m2 | 20 mph | WSW | 55 % | 29.796 in Hg | 0 in |
| 07/18/2026 04:30 PM | 96 °F | 114 °F | 110 °F | 101 °F | 89.5 °F | 770 watt/m2 | 19 mph | W | 54 % | 29.788 in Hg | 0 in |
| 07/18/2026 04:15 PM | 93 °F | 116 °F | 112 °F | 102 °F | 89.9 °F | 659 watt/m2 | 18 mph | WSW | 54 % | 29.789 in Hg | 0 in |
| 07/18/2026 04:00 PM | 89 °F | 119 °F | 115 °F | 103 °F | 89.5 °F | 867 watt/m2 | 24 mph | WSW | 55 % | 29.783 in Hg | 0 in |
| 07/18/2026 03:45 PM | 89 °F | 120 °F | 119 °F | 105 °F | 89.3 °F | 854 watt/m2 | 21 mph | WSW | 56 % | 29.774 in Hg | 0 in |
| 07/18/2026 03:30 PM | 85 °F | 120 °F | 120 °F | 107 °F | 89.5 °F | 874 watt/m2 | 24 mph | W | 55 % | 29.774 in Hg | 0 in |
| 07/18/2026 03:15 PM | 89 °F | 119 °F | 120 °F | 110 °F | 89.6 °F | 870 watt/m2 | 23 mph | W | 55 % | 29.777 in Hg | 0 in |
| 07/18/2026 03:00 PM | 94 °F | 119 °F | 120 °F | 113 °F | 89.1 °F | 981 watt/m2 | 22 mph | WSW | 55 % | 29.778 in Hg | 0 in |
| 07/18/2026 02:45 PM | 89 °F | 117 °F | 118 °F | 116 °F | 88.3 °F | 886 watt/m2 | 22 mph | SW | 55 % | 29.784 in Hg | 0 in |
| 07/18/2026 02:30 PM | 88 °F | 116 °F | 118 °F | 116 °F | 88.2 °F | 900 watt/m2 | 27 mph | W | 55 % | 29.789 in Hg | 0 in |
| 07/18/2026 02:15 PM | 87 °F | 115 °F | 117 °F | 115 °F | 88.3 °F | 827 watt/m2 | 19 mph | W | 53 % | 29.793 in Hg | 0 in |
| 07/18/2026 02:00 PM | 93 °F | 114 °F | 116 °F | 114 °F | 88.1 °F | 871 watt/m2 | 16 mph | WSW | 51 % | 29.803 in Hg | 0 in |
| 07/18/2026 01:45 PM | 90 °F | 112 °F | 114 °F | 113 °F | 87.3 °F | 935 watt/m2 | 16 mph | W | 39 % | 29.805 in Hg | 0 in |
| 07/18/2026 01:30 PM | 81 °F | 112 °F | 114 °F | 113 °F | 86.1 °F | 271 watt/m2 | 10 mph | SW | 19 % | 29.813 in Hg | 0 in |
| 07/18/2026 01:15 PM | 106 °F | 112 °F | 114 °F | 113 °F | 87.8 °F | 907 watt/m2 | 20 mph | WSW | 36 % | 29.815 in Hg | 0 in |
| 07/18/2026 01:00 PM | 106 °F | 109 °F | 111 °F | 110 °F | 87.7 °F | 855 watt/m2 | 18 mph | W | 43 % | 29.821 in Hg | 0 in |
| 07/18/2026 12:45 PM | 105 °F | 108 °F | 109 °F | 109 °F | 86.8 °F | 794 watt/m2 | 16 mph | WSW | 29 % | 29.826 in Hg | 0 in |
| 07/18/2026 12:30 PM | 106 °F | 107 °F | 109 °F | 109 °F | 85.9 °F | 372 watt/m2 | 17 mph | WSW | 27 % | 29.834 in Hg | 0 in |
| 07/18/2026 12:15 PM | 107 °F | 108 °F | 110 °F | 109 °F | 86.5 °F | 559 watt/m2 | 18 mph | WSW | 36 % | 29.837 in Hg | 0 in |
| 07/18/2026 12:00 PM | 106 °F | 107 °F | 109 °F | 109 °F | 86.6 °F | 974 watt/m2 | 14 mph | WSW | 33 % | 29.838 in Hg | 0 in |
| 07/18/2026 11:45 AM | 105 °F | 106 °F | 109 °F | 108 °F | 85.9 °F | 476 watt/m2 | 19 mph | W | 30 % | 29.843 in Hg | 0 in |
| 07/18/2026 11:30 AM | 105 °F | 107 °F | 109 °F | 108 °F | 86.8 °F | 536 watt/m2 | 16 mph | W | 36 % | 29.84 in Hg | 0 in |
| 07/18/2026 11:15 AM | 104 °F | 105 °F | 107 °F | 106 °F | 85.7 °F | 608 watt/m2 | 12 mph | W | 27 % | 29.837 in Hg | 0 in |
| 07/18/2026 11:00 AM | 103 °F | 103 °F | 105 °F | 105 °F | 85.2 °F | 515 watt/m2 | 20 mph | SW | 25 % | 29.843 in Hg | 0 in |
| 07/18/2026 10:45 AM | 101 °F | 101 °F | 103 °F | 102 °F | 84.4 °F | 671 watt/m2 | 15 mph | SW | 11 % | 29.852 in Hg | 0 in |
| 07/18/2026 10:30 AM | 100 °F | 100 °F | 102 °F | 102 °F | 83.7 °F | 513 watt/m2 | 9 mph | WSW | 5 % | 29.854 in Hg | 0 in |
| 07/18/2026 10:15 AM | 98 °F | 99 °F | 101 °F | 100 °F | 82.8 °F | 546 watt/m2 | 15 mph | WSW | 0 % | 29.861 in Hg | 0 in |
| 07/18/2026 10:00 AM | 96 °F | 98 °F | 98 °F | 98 °F | 82.2 °F | 567 watt/m2 | 14 mph | WSW | 0 % | 29.862 in Hg | 0 in |
| 07/18/2026 09:45 AM | 93 °F | 94 °F | 95 °F | 95 °F | 81.5 °F | 471 watt/m2 | 14 mph | WSW | 0 % | 29.873 in Hg | 0 in |
| 07/18/2026 09:30 AM | 91 °F | 93 °F | 93 °F | 93 °F | 80.6 °F | 430 watt/m2 | 8 mph | SW | 0 % | 29.875 in Hg | 0 in |
| 07/18/2026 09:15 AM | 89 °F | 90 °F | 90 °F | 89 °F | 79.2 °F | 436 watt/m2 | 12 mph | WSW | 0 % | 29.875 in Hg | 0.01 in |
| 07/18/2026 09:00 AM | 85 °F | 86 °F | 87 °F | 86 °F | 77.4 °F | 282 watt/m2 | 8 mph | SW | 0 % | 29.886 in Hg | 0 in |
| 07/18/2026 08:45 AM | 83 °F | 84 °F | 84 °F | 83 °F | 76.2 °F | 154 watt/m2 | 7 mph | SW | 0 % | 29.889 in Hg | 0 in |
| 07/18/2026 08:30 AM | 80 °F | 81 °F | 81 °F | 80 °F | 75 °F | 141 watt/m2 | 7 mph | SW | 0 % | 29.891 in Hg | 0 in |
| 07/18/2026 08:15 AM | 78 °F | 79 °F | 79 °F | 78 °F | 74.1 °F | 118 watt/m2 | 0 mph | --- | 0 % | 29.896 in Hg | 0 in |
| 07/18/2026 08:00 AM | 76 °F | 76 °F | 76 °F | 76 °F | 73.1 °F | 128 watt/m2 | 0 mph | --- | 0 % | 29.898 in Hg | 0 in |
| 07/18/2026 07:45 AM | 74 °F | 75 °F | 75 °F | 74 °F | 72.4 °F | 90 watt/m2 | 0 mph | --- | 0 % | 29.896 in Hg | 0 in |
| 07/18/2026 07:30 AM | 73 °F | 74 °F | 74 °F | 73 °F | 72 °F | 64 watt/m2 | 0 mph | --- | 0 % | 29.902 in Hg | 0 in |
| 07/18/2026 07:15 AM | 72 °F | 73 °F | 73 °F | 72 °F | 71.6 °F | 51 watt/m2 | 0 mph | --- | 0 % | 29.907 in Hg | 0 in |
| 07/18/2026 07:00 AM | 72 °F | 72 °F | 72 °F | 72 °F | 71.2 °F | 34 watt/m2 | 0 mph | --- | 0 % | 29.912 in Hg | 0 in |
| 07/18/2026 06:45 AM | 71 °F | 72 °F | 72 °F | 71 °F | 70.9 °F | 22 watt/m2 | 0 mph | --- | 0 % | 29.91 in Hg | 0 in |
| 07/18/2026 06:30 AM | 71 °F | 71 °F | 72 °F | 71 °F | 70.7 °F | 7 watt/m2 | 0 mph | --- | 0 % | 29.911 in Hg | 0 in |
| 07/18/2026 06:15 AM | 71 °F | 71 °F | 72 °F | 71 °F | 70.7 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.916 in Hg | 0 in |
| 07/18/2026 06:00 AM | 71 °F | 71 °F | 72 °F | 71 °F | 70.8 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.916 in Hg | 0 in |
| 07/18/2026 05:45 AM | 71 °F | 71 °F | 72 °F | 71 °F | 70.8 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.919 in Hg | 0 in |
| 07/18/2026 05:30 AM | 71 °F | 72 °F | 72 °F | 71 °F | 70.8 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.916 in Hg | 0 in |
| 07/18/2026 05:15 AM | 71 °F | 72 °F | 72 °F | 71 °F | 70.9 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.921 in Hg | 0 in |
| 07/18/2026 05:00 AM | 72 °F | 72 °F | 72 °F | 72 °F | 71 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.925 in Hg | 0 in |
| 07/18/2026 04:45 AM | 72 °F | 72 °F | 72 °F | 72 °F | 71 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.928 in Hg | 0 in |
| 07/18/2026 04:30 AM | 72 °F | 72 °F | 72 °F | 72 °F | 71 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.925 in Hg | 0 in |
| 07/18/2026 04:15 AM | 72 °F | 72 °F | 72 °F | 72 °F | 71.2 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.93 in Hg | 0 in |
| 07/18/2026 04:00 AM | 72 °F | 72 °F | 73 °F | 72 °F | 71.2 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.936 in Hg | 0 in |
| 07/18/2026 03:45 AM | 72 °F | 72 °F | 73 °F | 72 °F | 71.3 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.938 in Hg | 0 in |
| 07/18/2026 03:30 AM | 72 °F | 73 °F | 73 °F | 72 °F | 71.4 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.938 in Hg | 0 in |
| 07/18/2026 03:15 AM | 72 °F | 73 °F | 73 °F | 72 °F | 71.4 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.938 in Hg | 0 in |
| 07/18/2026 03:00 AM | 73 °F | 73 °F | 73 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.942 in Hg | 0 in |
| 07/18/2026 02:45 AM | 73 °F | 73 °F | 73 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.949 in Hg | 0 in |
| 07/18/2026 02:30 AM | 73 °F | 73 °F | 74 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.946 in Hg | 0 in |
| 07/18/2026 02:15 AM | 73 °F | 73 °F | 74 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.95 in Hg | 0 in |
| 07/18/2026 02:00 AM | 73 °F | 74 °F | 74 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.958 in Hg | 0 in |
| 07/18/2026 01:45 AM | 73 °F | 74 °F | 74 °F | 73 °F | 71.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.964 in Hg | 0 in |
| 07/18/2026 01:30 AM | 73 °F | 74 °F | 74 °F | 73 °F | 71.7 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.968 in Hg | 0 in |
| 07/18/2026 01:15 AM | 73 °F | 74 °F | 74 °F | 74 °F | 72 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.981 in Hg | 0 in |
| 07/18/2026 01:00 AM | 74 °F | 74 °F | 74 °F | 74 °F | 72.3 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.989 in Hg | 0 in |
| 07/18/2026 12:45 AM | 74 °F | 74 °F | 74 °F | 74 °F | 72.7 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.994 in Hg | 0 in |
| 07/18/2026 12:30 AM | 74 °F | 74 °F | 75 °F | 74 °F | 73 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.998 in Hg | 0 in |
| 07/18/2026 12:15 AM | 74 °F | 75 °F | 75 °F | 74 °F | 73.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.995 in Hg | 0 in |
| 07/18/2026 12:00 AM | 75 °F | 75 °F | 75 °F | 74 °F | 73.8 °F | 0 watt/m2 | 0 mph | --- | 0 % | 29.994 in Hg | 0 in |
| 07/17/2026 11:45 PM | 75 °F | 75 °F | 75 °F | 75 °F | 74.1 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.001 in Hg | 0 in |
| 07/17/2026 11:30 PM | 75 °F | 75 °F | 75 °F | 75 °F | 74.3 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.007 in Hg | 0 in |
| 07/17/2026 11:15 PM | 75 °F | 76 °F | 76 °F | 75 °F | 74.6 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.017 in Hg | 0 in |
| 07/17/2026 11:00 PM | 76 °F | 76 °F | 76 °F | 76 °F | 74.9 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.02 in Hg | 0 in |
| 07/17/2026 10:45 PM | 76 °F | 77 °F | 77 °F | 76 °F | 75.4 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.018 in Hg | 0 in |
| 07/17/2026 10:30 PM | 77 °F | 77 °F | 77 °F | 77 °F | 75.8 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.017 in Hg | 0 in |
| 07/17/2026 10:15 PM | 78 °F | 78 °F | 78 °F | 78 °F | 76.5 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.028 in Hg | 0 in |
| 07/17/2026 10:00 PM | 79 °F | 80 °F | 79 °F | 79 °F | 77.2 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.029 in Hg | 0 in |
| 07/17/2026 09:45 PM | 81 °F | 81 °F | 81 °F | 81 °F | 78.2 °F | 0 watt/m2 | 0 mph | --- | 0 % | 30.034 in Hg | 0 in |
| 07/17/2026 09:30 PM | 83 °F | 83 °F | 84 °F | 83 °F | 78.8 °F | 0 watt/m2 | 0 mph | --- | 20 % | 30.031 in Hg | 0.01 in |
| 07/17/2026 09:15 PM | 85 °F | 85 °F | 85 °F | 84 °F | 78.9 °F | 0 watt/m2 | 0 mph | --- | 37 % | 30.034 in Hg | 0 in |
| 07/17/2026 09:00 PM | 86 °F | 86 °F | 86 °F | 85 °F | 79.1 °F | 0 watt/m2 | 0 mph | --- | 42 % | 30.036 in Hg | 0 in |
| 07/17/2026 08:45 PM | 87 °F | 87 °F | 87 °F | 86 °F | 79.3 °F | 6 watt/m2 | 0 mph | --- | 47 % | 30.03 in Hg | 0 in |
| 07/17/2026 08:30 PM | 88 °F | 88 °F | 88 °F | 87 °F | 79.6 °F | 18 watt/m2 | 0 mph | --- | 50 % | 30.037 in Hg | 0 in |
| 07/17/2026 08:15 PM | 89 °F | 89 °F | 89 °F | 88 °F | 80.1 °F | 25 watt/m2 | 0 mph | --- | 51 % | 30.035 in Hg | 0 in |
| 07/17/2026 08:00 PM | 90 °F | 91 °F | 91 °F | 89 °F | 80.6 °F | 33 watt/m2 | 0 mph | --- | 52 % | 30.032 in Hg | 0 in |
| 07/17/2026 07:45 PM | 91 °F | 92 °F | 92 °F | 91 °F | 80.9 °F | 48 watt/m2 | 0 mph | --- | 51 % | 30.023 in Hg | 0 in |
| 07/17/2026 07:30 PM | 93 °F | 93 °F | 93 °F | 92 °F | 81.2 °F | 66 watt/m2 | 0 mph | --- | 51 % | 30.024 in Hg | 0 in |
| 07/17/2026 07:15 PM | 94 °F | 95 °F | 94 °F | 93 °F | 82.1 °F | 96 watt/m2 | 0 mph | --- | 54 % | 30.027 in Hg | 0 in |
| 07/17/2026 07:00 PM | 95 °F | 96 °F | 96 °F | 94 °F | 83.1 °F | 106 watt/m2 | 3 mph | SE | 54 % | 30.032 in Hg | 0 in |
| 07/17/2026 06:45 PM | 97 °F | 98 °F | 98 °F | 96 °F | 83.8 °F | 107 watt/m2 | 1 mph | SE | 56 % | 30.028 in Hg | 0 in |