| Point Forecast: Grand Blanc MI 42.91N 83.62W (Elev. 258 m) |
Last Update: 4:24 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| 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 | 24 | 23 | 22 | 21 | 19 | 19 | 18 | 17 | 16 | 17 | 17 | 18 | 21 | 23 | 25 | 26 | 27 | 27 | 28 |
| Dewpoint (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 15 | 16 | 16 | 17 | 17 | 17 | 16 | 17 | 16 |
| Heat Index (°C) | 29 | 29 | 29 | 28 | 28 | 24 | 25 | 26 | 27 | 28 | 28 | |||||||||||||
| Surface Wind (mph) | 8 | 9 | 8 | 8 | 7 | 6 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 6 | 7 | 7 | 7 | 7 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 51 | 55 | 54 | 47 | 43 | 37 | 31 | 43 | 52 | 62 | 60 | 44 | 34 | 17 | 12 | 7 | 5 | 2 | 2 | 4 | 5 | 5 | 6 | 4 |
| Precipitation Potential (%) | 6 | 6 | 6 | 6 | 5 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 |
| Relative Humidity (%) | 53 | 53 | 55 | 55 | 59 | 66 | 71 | 75 | 76 | 80 | 82 | 82 | 87 | 88 | 85 | 90 | 85 | 75 | 67 | 59 | 56 | 53 | 51 | 49 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| 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) | 28 | 29 | 28 | 28 | 28 | 26 | 23 | 22 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 21 | 23 | 26 | 28 | 29 | 29 | 30 | 31 |
| Dewpoint (°C) | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 |
| Heat Index (°C) | 29 | 29 | 29 | 28 | 28 | 26 | 26 | 29 | 30 | 31 | 31 | 32 | ||||||||||||
| Surface Wind (mph) | 7 | 7 | 6 | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 |
| Wind Dir | W | W | W | WSW | WSW | SW | SSW | S | S | SSW | SSW | SSW | SSW | SSW | SSW | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 4 | 3 | 3 | 1 | 0 | 0 | 0 | 2 | 2 | 2 | 3 | 3 | 4 | 5 | 6 | 7 | 9 | 10 | 12 | 15 | 17 | 25 | 24 |
| Precipitation Potential (%) | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 8 | 8 |
| Relative Humidity (%) | 48 | 46 | 49 | 51 | 53 | 58 | 65 | 72 | 75 | 77 | 80 | 83 | 85 | 85 | 86 | 85 | 81 | 73 | 65 | 59 | 55 | 53 | 51 | 49 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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