| Point Forecast: Ann Arbor MI 42.27N 83.73W (Elev. 261 m) |
Last Update: 3:49 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°C) | 31 | 32 | 31 | 31 | 29 | 27 | 24 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 23 | 24 | 26 | 27 | 28 | 28 | 28 | 29 |
| Dewpoint (°C) | 15 | 15 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 18 | 19 | 19 | 19 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 31 | 31 | 31 | 31 | 30 | 28 | 25 | 25 | 26 | 29 | 31 | 31 | 31 | 32 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 5 | 6 | 7 | 7 | 10 | 11 | 14 | 20 | 26 | 39 | 41 | 54 | 53 | 60 | 55 | 57 | 56 | 57 | 64 | 65 | 69 | 67 | 62 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 5 | 8 | 12 | 14 | 14 | 14 | 24 | 28 | 30 | 42 | 42 | 42 | 64 | 64 |
| Relative Humidity (%) | 38 | 37 | 39 | 42 | 47 | 54 | 63 | 72 | 76 | 80 | 84 | 85 | 85 | 87 | 88 | 90 | 86 | 79 | 76 | 73 | 72 | 70 | 70 | 68 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°C) | 29 | 29 | 28 | 28 | 27 | 27 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 26 | 26 | 26 | 27 | 27 |
| Dewpoint (°C) | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 |
| Heat Index (°C) | 32 | 32 | 32 | 31 | 30 | 29 | 25 | 24 | 24 | 24 | 26 | 26 | 28 | 28 | 29 | |||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 5 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 10 |
| Wind Dir | SSW | S | SSW | SSW | S | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | WSW | WSW | W | W | W | W | W | W | W | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 59 | 55 | 48 | 50 | 38 | 62 | 36 | 19 | 29 | 34 | 39 | 44 | 49 | 54 | 59 | 63 | 68 | 68 | 67 | 67 | 65 | 63 | 61 | 63 |
| Precipitation Potential (%) | 64 | 64 | 64 | 64 | 22 | 22 | 22 | 22 | 22 | 22 | 25 | 25 | 25 | 25 | 25 | 25 | 51 | 51 | 51 | 51 | 51 | 51 | 61 | 61 |
| Relative Humidity (%) | 68 | 67 | 70 | 73 | 77 | 80 | 85 | 89 | 90 | 92 | 94 | 94 | 94 | 94 | 94 | 94 | 93 | 89 | 84 | 80 | 77 | 75 | 74 | 72 |
| Rain | Lkly | Lkly | Lkly | Lkly | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly |
| Thunder | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc |
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