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![National Weather Service](/build/images/header/nws.4e6585d8.png)
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Point Forecast: Groton MA 42.6N 71.58W (Elev. 299 ft) |
Last Update: 10:03 pm EDT Jun 17, 2024 |
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Date | 06/17 | 06/18 | ||||||||||||||||||||||
Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
Temperature (°F) | 72 | 70 | 69 | 68 | 67 | 66 | 66 | 65 | 67 | 69 | 74 | 78 | 82 | 86 | 89 | 91 | 93 | 94 | 94 | 93 | 91 | 88 | 84 | 80 |
Dewpoint (°F) | 62 | 61 | 61 | 60 | 60 | 60 | 60 | 60 | 62 | 63 | 65 | 67 | 68 | 70 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 69 | 70 | 69 |
Heat Index (°F) | 78 | 85 | 91 | 94 | 96 | 98 | 99 | 99 | 98 | 96 | 92 | 88 | 84 | |||||||||||
Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 5 | 6 | 6 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 6 | 6 |
Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
Gust | ||||||||||||||||||||||||
Sky Cover (%) | 29 | 26 | 25 | 24 | 23 | 26 | 28 | 31 | 31 | 32 | 32 | 32 | 33 | 33 | 32 | 31 | 30 | 32 | 34 | 36 | 35 | 33 | 32 | 31 |
Precipitation Potential (%) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 4 | 5 | 6 | 7 | 10 | 16 | 16 | 15 | 12 | 8 | 8 |
Relative Humidity (%) | 71 | 73 | 76 | 76 | 78 | 81 | 81 | 84 | 84 | 81 | 74 | 69 | 63 | 59 | 52 | 49 | 46 | 44 | 44 | 46 | 49 | 54 | 63 | 67 |
Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- |
Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- |
Date | 06/19 | |||||||||||||||||||||||
Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
Temperature (°F) | 78 | 76 | 74 | 73 | 72 | 71 | 69 | 69 | 70 | 73 | 76 | 80 | 84 | 87 | 90 | 91 | 93 | 94 | 95 | 94 | 92 | 89 | 85 | 82 |
Dewpoint (°F) | 67 | 66 | 65 | 64 | 63 | 62 | 62 | 61 | 62 | 64 | 65 | 67 | 69 | 71 | 71 | 71 | 71 | 70 | 69 | 68 | 68 | 68 | 68 | 67 |
Heat Index (°F) | 78 | 76 | 76 | 82 | 88 | 93 | 96 | 98 | 100 | 100 | 101 | 99 | 96 | 93 | 88 | 85 | ||||||||
Surface Wind (mph) | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 6 | 6 |
Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
Gust | ||||||||||||||||||||||||
Sky Cover (%) | 29 | 28 | 26 | 23 | 21 | 22 | 22 | 23 | 25 | 27 | 29 | 28 | 27 | 25 | 27 | 28 | 30 | 25 | 21 | 16 | 20 | 24 | 27 | 26 |
Precipitation Potential (%) | 7 | 7 | 6 | 4 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 5 | 6 | 6 | 7 | 8 | 8 | 7 | 7 | 7 |
Relative Humidity (%) | 69 | 71 | 74 | 73 | 73 | 76 | 81 | 78 | 76 | 76 | 69 | 65 | 61 | 59 | 54 | 52 | 49 | 46 | 43 | 43 | 46 | 50 | 57 | 61 |
Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |