| Point Forecast: Pentwater MI 43.78N 86.43W (Elev. 600 ft) |
Last Update: 3:03 pm EDT Jul 19, 2026 |
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| Date | 07/19 | 07/20 | ||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 77 | 78 | 79 | 81 | 79 | 79 | 75 | 73 | 72 | 71 | 70 | 69 | 69 | 69 | 68 | 69 | 69 | 71 | 75 | 78 | 79 | 80 | 80 | 81 |
| Dewpoint (°F) | 64 | 63 | 63 | 63 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 61 | 62 | 63 | 65 | 66 | 67 | 68 | 68 | 68 | 69 |
| Heat Index (°F) | 77 | 78 | 79 | 82 | 79 | 79 | 75 | 75 | 78 | 79 | 83 | 83 | 84 | |||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 9 | 7 | 5 | 3 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 7 | 7 | 8 | 10 | 11 | 13 | 14 | 15 | 15 |
| Wind Dir | NW | WNW | WNW | WNW | WNW | W | W | SSW | S | S | S | S | S | S | S | S | S | SSW | SSW | SW | SW | SSW | SSW | SSW |
| Gust | 18 | 20 | 20 | 18 | 21 | 22 | 24 | 26 | 28 | |||||||||||||||
| Sky Cover (%) | 10 | 14 | 16 | 3 | 5 | 14 | 21 | 32 | 50 | 23 | 30 | 35 | 24 | 28 | 33 | 45 | 22 | 25 | 41 | 28 | 46 | 75 | 67 | 68 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 64 | 60 | 58 | 54 | 56 | 56 | 64 | 68 | 71 | 73 | 76 | 78 | 76 | 76 | 78 | 78 | 81 | 81 | 74 | 69 | 69 | 67 | 67 | 67 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/21 | |||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 82 | 82 | 83 | 82 | 81 | 80 | 77 | 76 | 75 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 73 | 75 | 77 | 78 | 79 | 79 | 80 |
| Dewpoint (°F) | 69 | 69 | 68 | 68 | 68 | 69 | 69 | 69 | 70 | 71 | 71 | 71 | 71 | 70 | 70 | 69 | 68 | 69 | 70 | 70 | 70 | 70 | 70 | 70 |
| Heat Index (°F) | 85 | 85 | 86 | 85 | 84 | 83 | 77 | 76 | 75 | 75 | 77 | 78 | 79 | 79 | 83 | |||||||||
| Surface Wind (mph) | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 |
| Wind Dir | SSW | SSW | SSW | SSW | S | SSW | S | SSW | SSW | SSW | SW | SW | SW | WSW | WSW | W | W | W | WNW | WNW | WNW | NW | NW | NW |
| Gust | 30 | 31 | 31 | 32 | 32 | 31 | 32 | 31 | 30 | 29 | 30 | 29 | 28 | 29 | 28 | 29 | 29 | 28 | 29 | 28 | 28 | 26 | 26 | 26 |
| Sky Cover (%) | 79 | 61 | 59 | 38 | 50 | 60 | 76 | 85 | 94 | 68 | 75 | 64 | 61 | 38 | 27 | 19 | 30 | 24 | 24 | 28 | 32 | 31 | 29 | 28 |
| Precipitation Potential (%) | 0 | 5 | 10 | 15 | 20 | 30 | 36 | 42 | 51 | 69 | 76 | 36 | 14 | 10 | 1 | 0 | 5 | 10 | 10 | 10 | 10 | 10 | 10 | 16 |
| Relative Humidity (%) | 65 | 65 | 61 | 63 | 65 | 69 | 76 | 79 | 84 | 90 | 90 | 90 | 90 | 90 | 90 | 87 | 87 | 87 | 84 | 79 | 76 | 74 | 74 | 72 |
| Rain | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Lkly | Ocnl | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
| Thunder | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
