| Point Forecast: Merrimac MA 42.84N 70.99W (Elev. 30 m) |
Last Update: 9:52 am EDT Jun 23, 2024 |
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| Date | 06/23 | 06/24 | ||||||||||||||||||||||
| Hour (EDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°C) | 20 | 22 | 24 | 27 | 28 | 29 | 29 | 28 | 27 | 26 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 24 | 25 | 26 |
| Dewpoint (°C) | 19 | 20 | 22 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 22 | 21 | 21 | 22 | 22 | 21 | 21 |
| Heat Index (°C) | 24 | 29 | 32 | 33 | 33 | 32 | 29 | 26 | 24 | 24 | 25 | 26 | ||||||||||||
| Surface Wind (mph) | 6 | 7 | 8 | 9 | 10 | 13 | 13 | 13 | 13 | 13 | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 8 | 8 | 8 | 8 | 8 |
| Wind Dir | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 90 | 77 | 62 | 56 | 55 | 67 | 86 | 96 | 90 | 97 | 99 | 95 | 83 | 88 | 56 | 60 | 66 | 73 | 79 | 63 | 47 | 32 | 36 | 41 |
| Precipitation Potential (%) | 24 | 22 | 19 | 17 | 21 | 26 | 30 | 35 | 39 | 45 | 43 | 39 | 36 | 27 | 18 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 13 |
| Relative Humidity (%) | 97 | 90 | 87 | 82 | 74 | 72 | 72 | 72 | 77 | 82 | 87 | 93 | 90 | 90 | 90 | 93 | 90 | 97 | 93 | 97 | 93 | 87 | 79 | 74 |
| Rain | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/25 | |||||||||||||||||||||||
| Hour (EDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 24 | 23 | 22 | 21 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 21 | 22 | 23 |
| Dewpoint (°C) | 20 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 16 |
| Heat Index (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 24 | ||||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 45 | 42 | 39 | 37 | 34 | 31 | 28 | 37 | 47 | 56 | 39 | 41 | 43 | 44 | 44 | 44 | 44 | 43 | 42 | 30 | 18 | 5 | 5 | 5 |
| Precipitation Potential (%) | 14 | 15 | 15 | 16 | 16 | 15 | 15 | 14 | 13 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 7 | 6 | 5 | 5 | 4 | 4 | 3 |
| Relative Humidity (%) | 71 | 67 | 64 | 62 | 60 | 60 | 60 | 64 | 68 | 76 | 79 | 80 | 83 | 85 | 87 | 88 | 87 | 85 | 84 | 84 | 79 | 76 | 69 | 63 |
| Rain | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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