| Point Forecast: 4 Miles W Port Saint John FL 28.46N 80.87W (Elev. 4 m) |
Last Update: 5:14 am EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°C) | 23 | 23 | 24 | 26 | 27 | 28 | 28 | 29 | 29 | 29 | 29 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 23 |
| Dewpoint (°C) | 23 | 23 | 24 | 24 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 24 | 26 | 30 | 33 | 34 | 34 | 34 | 34 | 35 | 32 | 31 | 31 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | ||||
| Surface Wind (mph) | 2 | 2 | 3 | 3 | 5 | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 7 | 6 | 6 | 6 | 7 | 7 |
| Wind Dir | WNW | WSW | WSW | SW | SW | SSW | SSW | S | S | SSE | SSE | SSE | SSE | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 62 | 59 | 62 | 63 | 71 | 73 | 67 | 77 | 73 | 57 | 65 | 69 | 67 | 48 | 49 | 37 | 44 | 36 | 28 | 12 | 14 | 5 | 8 | 11 |
| Precipitation Potential (%) | 39 | 49 | 54 | 54 | 65 | 67 | 70 | 73 | 91 | 85 | 74 | 80 | 85 | 51 | 33 | 24 | 15 | 10 | 9 | 8 | 8 | 3 | 5 | 8 |
| Relative Humidity (%) | 98 | 100 | 97 | 93 | 90 | 87 | 84 | 83 | 83 | 82 | 79 | 87 | 85 | 83 | 90 | 93 | 92 | 92 | 94 | 94 | 96 | 96 | 98 | 97 |
| Rain | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Lkly | Ocnl | Ocnl | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°C) | 23 | 23 | 25 | 27 | 28 | 30 | 31 | 31 | 32 | 31 | 31 | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 24 |
| Dewpoint (°C) | 23 | 23 | 24 | 24 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 25 | 29 | 33 | 37 | 38 | 38 | 39 | 38 | 37 | 37 | 34 | 33 | 31 | 30 | 28 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | ||
| Surface Wind (mph) | 7 | 8 | 8 | 10 | 11 | 11 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 10 | 9 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | SSE | SSE | SSE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 10 | 17 | 6 | 3 | 13 | 22 | 29 | 36 | 43 | 42 | 40 | 39 | 34 | 30 | 25 | 23 | 21 | 19 | 15 | 12 | 8 | 11 | 13 | 16 |
| Precipitation Potential (%) | 3 | 4 | 58 | 58 | 58 | 58 | 58 | 58 | 84 | 84 | 84 | 84 | 84 | 84 | 12 | 12 | 12 | 12 | 12 | 12 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 99 | 100 | 94 | 89 | 82 | 77 | 75 | 73 | 71 | 73 | 76 | 78 | 81 | 84 | 86 | 89 | 91 | 94 | 95 | 96 | 97 | 96 | 96 | 96 |
| Rain | -- | -- | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
