| Point Forecast: Portland CT 41.57N 72.62W (Elev. 10 ft) |
Last Update: 2:02 pm EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 82 | 83 | 82 | 82 | 79 | 75 | 73 | 72 | 71 | 71 | 70 | 71 | 70 | 70 | 70 | 69 | 71 | 71 | 73 | 76 | 77 | 80 | 82 | 82 |
| Dewpoint (°F) | 74 | 73 | 73 | 72 | 71 | 71 | 70 | 70 | 69 | 70 | 70 | 69 | 69 | 70 | 70 | 69 | 70 | 71 | 73 | 73 | 74 | 74 | 74 | 74 |
| Heat Index (°F) | 88 | 89 | 87 | 87 | 79 | 75 | 76 | 77 | 85 | 88 | 88 | |||||||||||||
| Surface Wind (mph) | 7 | 7 | 8 | 7 | 6 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 7 |
| Wind Dir | S | S | S | S | S | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 22 | 31 | 37 | 30 | 40 | 54 | 60 | 62 | 79 | 75 | 78 | 85 | 85 | 84 | 80 | 76 | 66 | 67 | 67 | 74 | 73 | 71 | 76 | 67 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 3 | 3 | 3 | 6 | 6 | 6 | 34 |
| Relative Humidity (%) | 77 | 72 | 74 | 72 | 77 | 87 | 90 | 93 | 93 | 97 | 100 | 93 | 97 | 100 | 100 | 100 | 97 | 100 | 100 | 90 | 90 | 82 | 77 | 77 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 83 | 83 | 83 | 82 | 81 | 78 | 75 | 73 | 73 | 73 | 73 | 73 | 72 | 71 | 71 | 71 | 72 | 73 | 75 | 78 | 81 | 83 | 84 | 85 |
| Dewpoint (°F) | 75 | 75 | 74 | 74 | 73 | 73 | 73 | 73 | 72 | 72 | 73 | 73 | 72 | 71 | 71 | 71 | 72 | 73 | 75 | 75 | 74 | 74 | 74 | 74 |
| Heat Index (°F) | 90 | 90 | 90 | 88 | 86 | 78 | 75 | 75 | 78 | 86 | 90 | 91 | 93 | |||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 6 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 5 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 57 | 62 | 62 | 62 | 74 | 65 | 70 | 75 | 76 | 78 | 79 | 79 | 79 | 79 | 77 | 74 | 79 | 78 | 76 | 75 | 70 | 64 | 59 |
| Precipitation Potential (%) | 34 | 34 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 36 | 36 | 36 | 36 | 36 | 36 | 35 |
| Relative Humidity (%) | 77 | 77 | 74 | 77 | 77 | 85 | 94 | 100 | 97 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 91 | 79 | 74 | 72 | 70 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- |
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