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| Point Forecast: 3 Miles WNW Joelton TN 36.33N 86.91W (Elev. 787 ft) |
Last Update: 8:35 pm CDT May 17, 2021 |
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| Date | 05/17 | 05/18 | ||||||||||||||||||||||
| 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 (°F) | 68 | 67 | 66 | 65 | 64 | 64 | 64 | 63 | 63 | 63 | 64 | 65 | 67 | 69 | 72 | 75 | 77 | 78 | 79 | 79 | 78 | 77 | 75 | 72 |
| Dewpoint (°F) | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 57 | 58 | 59 | 59 | 58 | 59 | 59 | 58 | 58 | 58 | 57 | 57 | 57 |
| Heat Index (°F) | 75 | 77 | 78 | 79 | 79 | 78 | 77 | 75 | ||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 10 | 11 | 11 | 13 | 11 | 11 | 10 | 10 | 9 | 9 | 8 |
| Wind Dir | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
| Gust | 20 | |||||||||||||||||||||||
| Sky Cover (%) | 87 | 87 | 88 | 89 | 90 | 87 | 85 | 83 | 81 | 79 | 77 | 76 | 74 | 73 | 72 | 71 | 70 | 69 | 68 | 67 | 66 | 65 | 64 | 62 |
| Precipitation Potential (%) | 10 | 10 | 11 | 12 | 12 | 12 | 11 | 11 | 13 | 17 | 19 | 19 | 20 | 20 | 21 | 22 | 22 | 22 | 22 | 22 | 19 | 11 | 8 | 7 |
| Relative Humidity (%) | 65 | 68 | 70 | 73 | 75 | 75 | 75 | 78 | 78 | 78 | 75 | 75 | 73 | 70 | 64 | 55 | 54 | 52 | 49 | 49 | 50 | 50 | 54 | 59 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/19 | |||||||||||||||||||||||
| 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 (°F) | 70 | 69 | 68 | 69 | 69 | 68 | 66 | 65 | 64 | 64 | 66 | 68 | 71 | 74 | 76 | 78 | 80 | 79 | 79 | 79 | 79 | 78 | 78 | 76 |
| Dewpoint (°F) | 57 | 57 | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 58 | 58 | 58 | 58 | 58 | 58 | 58 |
| Heat Index (°F) | 76 | 78 | 81 | 79 | 79 | 79 | 79 | 78 | 78 | 76 | ||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 13 | 13 | 14 | 13 | 11 | 10 | 9 | 8 | 8 | 7 |
| Wind Dir | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
| Gust | 20 | 20 | 21 | 20 | ||||||||||||||||||||
| Sky Cover (%) | 60 | 58 | 57 | 55 | 53 | 52 | 52 | 52 | 51 | 51 | 50 | 48 | 46 | 44 | 42 | 40 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 38 |
| Precipitation Potential (%) | 7 | 6 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 63 | 66 | 68 | 66 | 68 | 70 | 75 | 78 | 81 | 81 | 78 | 73 | 66 | 59 | 56 | 52 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 54 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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