| Point Forecast: Williamsport TN 35.63N 87.24W (Elev. 215 m) |
Last Update: 6:40 pm CDT Apr 18, 2025 |
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| Date | 04/18 | 04/19 | ||||||||||||||||||||||
| Hour (CDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 21 | 20 | 20 | 21 | 20 | 19 | 19 | 18 | 17 | 18 | 17 | 19 | 21 | 23 | 24 | 26 | 28 | 28 | 28 | 29 | 28 | 28 | 26 | 23 |
| Dewpoint (°C) | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 |
| Heat Index (°C) | 24 | 26 | 28 | 28 | 28 | 29 | 28 | 28 | 26 | |||||||||||||||
| Surface Wind (mph) | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 7 | 6 | 3 | 2 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 6 | 12 | 13 | 37 | 48 | 56 | 50 | 56 | 69 | 72 | 73 | 71 | 68 | 71 | 72 | 71 | 74 | 63 | 64 | 63 | 72 | 71 | 71 | 80 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 68 | 68 | 68 | 63 | 65 | 70 | 73 | 75 | 81 | 81 | 87 | 81 | 76 | 66 | 60 | 54 | 47 | 44 | 43 | 40 | 43 | 44 | 50 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 04/20 | |||||||||||||||||||||||
| Hour (CDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 19 | 18 | 18 | 19 | 21 | 23 | 24 | 26 | 27 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 24 |
| Dewpoint (°C) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | 24 | 26 | 27 | 28 | 28 | 28 | 29 | 28 | 27 | 26 | 24 | |||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 9 | 7 | 6 | 6 |
| Wind Dir | S | S | S | S | S | SSE | SSE | S | S | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 80 | 80 | 76 | 75 | 68 | 58 | 62 | 70 | 69 | 64 | 60 | 61 | 62 | 63 | 66 | 68 | 71 | 71 | 70 | 70 | 71 | 72 | 73 | 66 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 64 | 66 | 68 | 70 | 73 | 78 | 78 | 78 | 84 | 81 | 78 | 70 | 64 | 58 | 54 | 48 | 43 | 41 | 40 | 38 | 40 | 43 | 46 | 50 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
