| Point Forecast: Johnson City TN 36.32N 82.37W (Elev. 1699 ft) |
Last Update: 3:31 pm EDT Aug 10, 2026 |
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| Date | 08/10 | 08/11 | ||||||||||||||||||||||
| 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) | 88 | 87 | 86 | 84 | 81 | 78 | 75 | 74 | 73 | 72 | 72 | 72 | 71 | 70 | 70 | 69 | 71 | 73 | 78 | 81 | 83 | 86 | 88 | 88 |
| Dewpoint (°F) | 71 | 71 | 72 | 72 | 72 | 72 | 71 | 70 | 70 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 69 | 70 | 72 | 73 | 73 | 73 | 73 | 72 |
| Heat Index (°F) | 94 | 93 | 92 | 90 | 85 | 78 | 75 | 78 | 86 | 89 | 93 | 96 | 95 | |||||||||||
| Surface Wind (mph) | 8 | 8 | 7 | 6 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 7 | 7 | 8 | 8 | 8 |
| Wind Dir | W | W | W | W | SW | SW | S | SW | SW | SW | SW | SW | S | SW | SW | SW | SW | SW | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 27 | 16 | 10 | 21 | 16 | 23 | 26 | 20 | 26 | 29 | 25 | 25 | 37 | 26 | 28 | 35 | 31 | 40 | 57 | 39 | 27 | 47 | 38 | 35 |
| Precipitation Potential (%) | 11 | 11 | 3 | 3 | 5 | 4 | 4 | 4 | 4 | 3 | 2 | 3 | 2 | 1 | 2 | 3 | 7 | 7 | 7 | 8 | 11 | 12 | 24 | 32 |
| Relative Humidity (%) | 57 | 59 | 63 | 67 | 74 | 82 | 87 | 87 | 90 | 90 | 90 | 90 | 93 | 93 | 93 | 97 | 93 | 90 | 82 | 77 | 72 | 65 | 61 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc |
| Date | 08/12 | |||||||||||||||||||||||
| 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) | 89 | 88 | 87 | 85 | 82 | 78 | 76 | 75 | 74 | 73 | 72 | 72 | 71 | 71 | 71 | 69 | 71 | 72 | 75 | 78 | 81 | 83 | 85 | 86 |
| Dewpoint (°F) | 72 | 72 | 72 | 73 | 72 | 72 | 71 | 70 | 70 | 70 | 70 | 70 | 69 | 69 | 69 | 69 | 70 | 70 | 71 | 72 | 73 | 73 | 73 | 73 |
| Heat Index (°F) | 96 | 95 | 94 | 92 | 87 | 78 | 76 | 75 | 75 | 78 | 86 | 89 | 92 | 93 | ||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 8 | 8 | 8 | 9 | 9 | 9 |
| Wind Dir | W | SW | SW | SW | SW | SW | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 43 | 47 | 44 | 32 | 43 | 58 | 51 | 41 | 46 | 45 | 65 | 61 | 57 | 90 | 91 | 74 | 78 | 96 | 83 | 70 | 63 | 56 | 49 | 45 |
| Precipitation Potential (%) | 28 | 31 | 23 | 25 | 15 | 16 | 24 | 19 | 29 | 16 | 55 | 54 | 53 | 41 | 50 | 42 | 34 | 34 | 34 | 34 | 34 | 34 | 52 | 52 |
| Relative Humidity (%) | 57 | 59 | 61 | 67 | 72 | 82 | 85 | 84 | 87 | 90 | 93 | 93 | 93 | 93 | 93 | 100 | 97 | 93 | 87 | 82 | 77 | 72 | 67 | 65 |
| Rain | Chc | Chc | SChc | Chc | SChc | SChc | SChc | SChc | Chc | SChc | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | SChc | Chc | SChc | SChc | SChc | SChc | Chc | SChc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc |
