| Point Forecast: Philadelphia TN 35.67N 84.41W (Elev. 846 ft) |
Last Update: 2:26 pm EDT Sep 11, 2026 |
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| Date | 09/11 | 09/12 | ||||||||||||||||||||||
| 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 (°F) | 93 | 93 | 91 | 89 | 84 | 78 | 76 | 74 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 70 | 71 | 72 | 75 | 77 | 78 | 79 | 81 | 82 |
| Dewpoint (°F) | 71 | 70 | 70 | 71 | 71 | 71 | 71 | 71 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 71 | 72 | 75 | 76 | 77 | 77 | 77 | 77 |
| Heat Index (°F) | 100 | 99 | 97 | 95 | 89 | 78 | 76 | 75 | 77 | 78 | 79 | 88 | 90 | |||||||||||
| Surface Wind (mph) | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 5 |
| Wind Dir | SW | S | S | SW | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 40 | 24 | 33 | 46 | 69 | 83 | 60 | 70 | 72 | 75 | 74 | 87 | 77 | 92 | 86 | 91 | 91 | 74 | 72 | 69 | 54 | 84 | 65 | 62 |
| Precipitation Potential (%) | 1 | 4 | 4 | 4 | 16 | 14 | 26 | 36 | 27 | 19 | 20 | 22 | 16 | 32 | 34 | 35 | 49 | 61 | 59 | 58 | 60 | 66 | 70 | 71 |
| Relative Humidity (%) | 49 | 47 | 50 | 56 | 65 | 79 | 85 | 90 | 97 | 97 | 100 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 97 | 94 | 88 | 85 |
| Rain | -- | -- | -- | -- | SChc | -- | Chc | Chc | Chc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | SChc | -- | SChc | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc |
| Date | 09/13 | |||||||||||||||||||||||
| 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 (°F) | 82 | 83 | 80 | 79 | 77 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 72 | 75 | 79 | 82 | 85 | 86 | 88 |
| Dewpoint (°F) | 77 | 77 | 76 | 76 | 75 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 72 | 75 | 76 | 76 | 76 | 75 | 75 |
| Heat Index (°F) | 90 | 92 | 86 | 79 | 77 | 75 | 79 | 89 | 94 | 95 | 98 | |||||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| Wind Dir | W | W | SW | SW | S | S | SW | SW | SW | S | SW | S | S | SW | N | N | N | N | N | N | NW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 52 | 50 | 41 | 41 | 31 | 37 | 48 | 50 | 44 | 43 | 46 | 61 | 62 | 66 | 50 | 68 | 67 | 54 | 48 | 41 | 36 | 31 | 26 | 24 |
| Precipitation Potential (%) | 58 | 49 | 45 | 42 | 44 | 32 | 41 | 39 | 26 | 11 | 4 | 6 | 14 | 18 | 17 | 15 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 |
| Relative Humidity (%) | 85 | 82 | 88 | 91 | 94 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 91 | 82 | 75 | 70 | 66 |
| Rain | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
