| Point Forecast: Plymouth MI 42.36N 83.48W (Elev. 728 ft) |
Last Update: 2:49 am EDT Sep 15, 2026 |
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| Date | 09/15 | 09/16 | ||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 58 | 58 | 59 | 58 | 58 | 59 | 63 | 66 | 69 | 72 | 75 | 80 | 82 | 83 | 83 | 82 | 82 | 79 | 76 | 74 | 72 | 71 | 70 | 69 |
| Dewpoint (°F) | 51 | 52 | 52 | 52 | 52 | 53 | 56 | 57 | 58 | 60 | 62 | 64 | 66 | 68 | 69 | 70 | 70 | 68 | 69 | 69 | 69 | 68 | 68 | 68 |
| Heat Index (°F) | 75 | 81 | 84 | 85 | 87 | 86 | 85 | 79 | 76 | |||||||||||||||
| Surface Wind (mph) | 10 | 11 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 11 | 8 | 7 | 6 | 5 | 5 | 3 | 3 | 3 |
| Wind Dir | SSE | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | WSW | W | W | WNW | W | NW | WNW |
| Gust | 18 | 20 | 21 | 22 | 22 | 21 | 21 | 20 | 21 | 21 | 21 | 22 | 22 | 22 | 18 | |||||||||
| Sky Cover (%) | 48 | 36 | 40 | 49 | 49 | 65 | 58 | 65 | 72 | 61 | 70 | 75 | 68 | 58 | 65 | 72 | 80 | 87 | 87 | 87 | 87 | 77 | 68 | 58 |
| Precipitation Potential (%) | 1 | 0 | 0 | 1 | 1 | 11 | 17 | 12 | 25 | 27 | 19 | 8 | 8 | 9 | 12 | 28 | 45 | 61 | 61 | 66 | 57 | 76 | 65 | 47 |
| Relative Humidity (%) | 77 | 78 | 78 | 79 | 79 | 79 | 77 | 73 | 68 | 66 | 64 | 59 | 60 | 60 | 62 | 66 | 68 | 70 | 80 | 86 | 90 | 92 | 94 | 96 |
| Rain | -- | -- | -- | -- | -- | -- | SChc | -- | Chc | Chc | SChc | -- | -- | -- | -- | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Ocnl | Lkly | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Date | 09/17 | |||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 68 | 67 | 66 | 66 | 66 | 66 | 66 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 73 | 72 | 72 | 68 | 67 | 66 | 65 | 64 | 63 | 63 |
| Dewpoint (°F) | 68 | 67 | 66 | 66 | 65 | 65 | 66 | 66 | 67 | 67 | 67 | 67 | 68 | 67 | 67 | 66 | 66 | 64 | 63 | 62 | 61 | 61 | 61 | 61 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 5 | 5 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 3 |
| Wind Dir | NNW | NNW | N | N | NNE | NNE | NE | NE | NE | NE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 67 | 77 | 66 | 72 | 68 | 65 | 75 | 67 | 73 | 75 | 76 | 74 | 91 | 92 | 78 | 87 | 81 | 79 | 79 | 75 | 71 | 71 | 71 | 71 |
| Precipitation Potential (%) | 40 | 34 | 30 | 24 | 33 | 41 | 35 | 14 | 25 | 0 | 10 | 15 | 5 | 24 | 26 | 9 | 0 | 21 | 21 | 21 | 21 | 21 | 21 | 56 |
| Relative Humidity (%) | 98 | 98 | 99 | 99 | 98 | 98 | 99 | 95 | 91 | 90 | 86 | 83 | 83 | 80 | 81 | 81 | 82 | 85 | 89 | 89 | 88 | 89 | 91 | 93 |
| Rain | Chc | Chc | Chc | SChc | Chc | Chc | Chc | -- | Chc | -- | -- | SChc | -- | SChc | Chc | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly |
| Thunder | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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