| Point Forecast: Portland CT 41.57N 72.62W (Elev. 3 m) |
Last Update: 6:52 am EDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 27 | 28 | 28 | 28 | 28 | 28 | 26 | 25 | 23 | 22 | 22 | 22 | 21 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 24 | 26 | 27 |
| Dewpoint (°C) | 19 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 |
| Heat Index (°C) | 28 | 29 | 30 | 30 | 30 | 29 | 26 | 25 | 24 | 26 | 29 | |||||||||||||
| Surface Wind (mph) | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 5 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 56 | 49 | 43 | 41 | 40 | 43 | 47 | 50 | 64 | 77 | 86 | 89 | 92 | 95 | 94 | 94 | 93 | 89 | 86 | 77 | 74 | 77 | 79 | 77 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 6 | 6 | 6 |
| Relative Humidity (%) | 60 | 57 | 59 | 59 | 61 | 65 | 74 | 79 | 90 | 90 | 90 | 90 | 93 | 90 | 93 | 90 | 90 | 93 | 90 | 87 | 82 | 79 | 74 | 67 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°C) | 28 | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 24 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 26 | 27 | 29 |
| Dewpoint (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 30 | 31 | 31 | 31 | 31 | 31 | 29 | 26 | 24 | 24 | 26 | 30 | 33 | |||||||||||
| Surface Wind (mph) | 6 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 75 | 73 | 70 | 68 | 65 | 68 | 71 | 74 | 74 | 74 | 74 | 75 | 75 | 76 | 75 | 75 | 74 | 73 | 73 | 72 | 68 | 65 | 65 | 65 |
| Precipitation Potential (%) | 6 | 34 | 34 | 34 | 34 | 34 | 34 | 24 | 24 | 24 | 24 | 24 | 24 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 |
| Relative Humidity (%) | 67 | 65 | 65 | 63 | 63 | 65 | 72 | 79 | 85 | 90 | 97 | 97 | 93 | 93 | 93 | 97 | 97 | 97 | 97 | 93 | 94 | 88 | 79 | 72 |
| Rain | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
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