| Point Forecast: Arnold MD 39.05N 76.48W (Elev. 30 m) |
Last Update: 12:21 am EDT Jul 16, 2025 |
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| Date | 07/16 | 07/17 | ||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°C) | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 28 | 28 | 29 | 29 | 30 | 31 | 30 | 30 | 29 | 28 | 27 | 27 | 26 | 26 | 26 |
| Dewpoint (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 26 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 32 | 33 | 35 | 36 | 37 | 38 | 37 | 37 | 34 | 32 | 31 | 30 | 26 | 26 | 26 |
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 9 | 8 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | S | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 54 | 62 | 61 | 71 | 62 | 60 | 55 | 50 | 48 | 62 | 56 | 56 | 63 | 60 | 61 | 71 | 80 | 77 | 80 | 79 | 64 | 69 | 74 | 71 |
| Precipitation Potential (%) | 10 | 12 | 9 | 9 | 10 | 11 | 11 | 16 | 16 | 22 | 23 | 34 | 44 | 25 | 36 | 47 | 59 | 65 | 69 | 28 | 28 | 28 | 28 | 28 |
| Relative Humidity (%) | 94 | 94 | 94 | 97 | 97 | 97 | 100 | 97 | 94 | 85 | 82 | 82 | 80 | 77 | 75 | 77 | 77 | 80 | 85 | 88 | 88 | 94 | 91 | 94 |
| Rain | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Date | 07/18 | |||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°C) | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 27 | 28 | 28 | 29 | 31 | 32 | 32 | 33 | 33 | 32 | 32 | 31 | 30 | 29 | 28 | 28 | 27 |
| Dewpoint (°C) | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 30 | 32 | 33 | 34 | 37 | 38 | 39 | 39 | 39 | 38 | 37 | 37 | 36 | 34 | 33 | 32 | 31 |
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 6 | 6 | 6 | 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 (%) | 67 | 64 | 62 | 61 | 59 | 55 | 51 | 47 | 41 | 34 | 28 | 37 | 46 | 55 | 55 | 55 | 55 | 55 | 55 | 40 | 37 | 34 | 31 | 35 |
| Precipitation Potential (%) | 28 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 11 | 11 | 11 | 11 | 33 | 33 | 33 | 33 | 33 | 33 | 13 | 13 | 13 | 13 | 13 |
| Relative Humidity (%) | 91 | 91 | 94 | 90 | 90 | 91 | 88 | 88 | 82 | 80 | 75 | 70 | 66 | 64 | 62 | 60 | 62 | 64 | 68 | 75 | 75 | 80 | 82 | 85 |
| Rain | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- |
| Thunder | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | -- | -- | -- | -- | -- |
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