| Point Forecast: Marion OH 40.58N 83.13W (Elev. 292 m) |
Last Update: 3:46 pm EDT Sep 15, 2026 |
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| Date | 09/16 | 09/17 | ||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 24 | 26 | 28 | 29 | 29 | 30 | 29 | 29 | 28 | 27 | 24 | 24 | 23 | 23 | 22 | 22 |
| Dewpoint (°C) | 20 | 20 | 19 | 19 | 19 | 19 | 20 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 24 | 26 | 31 | 33 | 33 | 34 | 33 | 32 | 31 | 29 | 24 | 24 | ||||||||||||
| Surface Wind (mph) | 6 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | S | S | S | S | SW | NW | N | NE | SE | S | SW | SW | W | W | NW | N | NE | NE | NE | NE | NE | E | E | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 56 | 61 | 64 | 55 | 64 | 66 | 65 | 72 | 46 | 29 | 28 | 25 | 48 | 59 | 83 | 76 | 63 | 63 | 76 | 54 | 36 | 52 | 61 | 54 |
| Precipitation Potential (%) | 34 | 42 | 46 | 29 | 27 | 49 | 18 | 12 | 11 | 12 | 10 | 14 | 24 | 39 | 74 | 64 | 44 | 44 | 40 | 31 | 2 | 2 | 11 | 11 |
| Relative Humidity (%) | 85 | 87 | 90 | 92 | 93 | 93 | 94 | 93 | 87 | 81 | 74 | 70 | 68 | 66 | 69 | 72 | 76 | 83 | 90 | 92 | 94 | 96 | 97 | 98 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- | -- | -- | -- | -- | SChc | Chc | Lkly | Lkly | Chc | Chc | Chc | Chc | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- |
| Date | 09/18 | |||||||||||||||||||||||
| Hour (EDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 25 | 27 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 24 | 23 | 23 | 22 | 22 | 21 |
| Dewpoint (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 |
| Heat Index (°C) | 25 | 29 | 31 | 32 | 32 | 32 | 32 | 30 | 26 | 24 | ||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 5 |
| Wind Dir | SE | S | S | S | SW | SW | W | SW | W | W | W | W | W | W | W | W | NW | NW | NW | N | N | N | N | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 69 | 55 | 45 | 75 | 74 | 69 | 82 | 82 | 82 | 82 | 82 | 82 | 70 | 68 | 68 | 68 | 68 | 68 | 61 | 63 | 64 | 66 | 68 | 70 |
| Precipitation Potential (%) | 30 | 18 | 3 | 25 | 21 | 47 | 72 | 72 | 72 | 72 | 72 | 72 | 52 | 52 | 52 | 52 | 52 | 52 | 16 | 16 | 16 | 16 | 16 | 16 |
| Relative Humidity (%) | 98 | 99 | 99 | 99 | 100 | 98 | 98 | 97 | 93 | 86 | 80 | 76 | 72 | 70 | 70 | 72 | 76 | 82 | 88 | 91 | 93 | 94 | 95 | 96 |
| Rain | Chc | SChc | -- | Chc | SChc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc |
| Thunder | SChc | SChc | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- |
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