| Point Forecast: Harsens Island MI 42.58N 82.57W (Elev. 577 ft) |
Last Update: 2:24 am EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| 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) | 69 | 69 | 67 | 68 | 68 | 71 | 76 | 80 | 81 | 83 | 85 | 86 | 86 | 87 | 86 | 86 | 85 | 82 | 80 | 77 | 75 | 74 | 72 | 72 |
| Dewpoint (°F) | 64 | 64 | 64 | 64 | 65 | 68 | 68 | 68 | 67 | 66 | 66 | 64 | 64 | 64 | 65 | 64 | 64 | 65 | 65 | 65 | 66 | 67 | 67 | 67 |
| Heat Index (°F) | 77 | 83 | 84 | 85 | 87 | 87 | 88 | 88 | 88 | 88 | 86 | 84 | 81 | 77 | 75 | |||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 3 | 3 | 2 | 2 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 3 | 4 | 3 | 4 | 4 | 6 | 3 | 1 | 2 | 4 | 10 | 10 | 6 | 3 | 3 | 8 | 11 | 10 | 29 | 22 | 25 | 34 | 35 | 35 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 13 |
| Relative Humidity (%) | 83 | 84 | 88 | 87 | 90 | 88 | 74 | 66 | 63 | 56 | 53 | 49 | 48 | 48 | 49 | 48 | 50 | 56 | 62 | 67 | 73 | 79 | 84 | 86 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| 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) | 71 | 71 | 71 | 72 | 73 | 75 | 77 | 79 | 81 | 82 | 83 | 83 | 84 | 84 | 84 | 83 | 82 | 80 | 79 | 77 | 76 | 76 | 75 | 75 |
| Dewpoint (°F) | 67 | 67 | 67 | 68 | 70 | 71 | 72 | 73 | 73 | 73 | 73 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 73 | 73 | 73 |
| Heat Index (°F) | 75 | 77 | 83 | 86 | 88 | 89 | 89 | 90 | 90 | 90 | 88 | 86 | 84 | 79 | 77 | 76 | 76 | 75 | 75 | |||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 3 | 3 | 3 | 3 |
| Wind Dir | SSE | S | S | S | S | S | SSW | SSW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 39 | 43 | 47 | 53 | 60 | 66 | 62 | 59 | 55 | 56 | 57 | 58 | 51 | 45 | 38 | 37 | 36 | 35 | 35 | 36 | 36 | 33 | 31 | 28 |
| Precipitation Potential (%) | 13 | 13 | 13 | 13 | 13 | 49 | 49 | 49 | 49 | 49 | 49 | 57 | 57 | 57 | 57 | 57 | 57 | 37 | 37 | 37 | 37 | 37 | 37 | 32 |
| Relative Humidity (%) | 88 | 88 | 88 | 88 | 89 | 87 | 84 | 80 | 76 | 74 | 71 | 70 | 69 | 68 | 69 | 71 | 73 | 77 | 80 | 84 | 88 | 91 | 93 | 95 |
| Rain | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc |
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