| Point Forecast: East Sandwich MA 41.75N 70.45W (Elev. 4 m) |
Last Update: 9:23 am EDT Sep 13, 2026 |
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| Date | 09/13 | 09/14 | ||||||||||||||||||||||
| Hour (EDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 19 | 20 | 21 |
| Dewpoint (°C) | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 15 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 11 | 11 | 11 | 8 | 5 | 1 | 2 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 11 | 13 | 14 |
| Wind Dir | S | S | S | S | S | S | S | W | W | W | W | W | W | W | W | W | W | W | W | NW | NW | NW | NW | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 100 | 100 | 100 | 100 | 97 | 93 | 93 | 84 | 84 | 79 | 74 | 70 | 69 | 69 | 69 | 68 | 66 | 65 | 70 | 74 | 79 | 71 | 63 | 55 |
| Precipitation Potential (%) | 100 | 100 | 100 | 100 | 63 | 44 | 27 | 17 | 6 | 5 | 3 | 2 | 5 | 9 | 12 | 20 | 29 | 37 | 43 | 49 | 55 | 39 | 22 | 6 |
| Relative Humidity (%) | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 93 | 97 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 87 | 84 | 76 | 70 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | Lkly | Chc | SChc | -- |
| Thunder | SChc | SChc | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/15 | |||||||||||||||||||||||
| Hour (EDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°C) | 22 | 22 | 23 | 23 | 23 | 22 | 20 | 18 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 11 | 12 | 13 | 14 | 15 | 16 |
| Dewpoint (°C) | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 13 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 15 | 15 | 15 | 14 | 13 | 10 | 10 | 10 | 9 | 10 | 10 | 11 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 |
| Wind Dir | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | NE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 40 | 25 | 10 | 8 | 6 | 5 | 5 | 6 | 6 | 7 | 8 | 10 | 8 | 7 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 1 | 0 |
| Precipitation Potential (%) | 4 | 3 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 63 | 59 | 55 | 53 | 53 | 57 | 61 | 70 | 78 | 83 | 83 | 86 | 86 | 86 | 90 | 96 | 100 | 100 | 100 | 100 | 96 | 93 | 87 | 87 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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