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| Point Forecast: Baltimore Martin St MD 39.31N 76.4W (Elev. 0 ft) |
Last Update: 10:31 am EDT Sep 16, 2021 |
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| Date | 09/16 | 09/17 | ||||||||||||||||||||||
| 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 (°F) | 78 | 79 | 80 | 80 | 80 | 78 | 77 | 76 | 74 | 73 | 73 | 73 | 73 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 72 | 73 | 75 | 76 |
| Dewpoint (°F) | 72 | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 71 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 70 | 71 | 72 | 73 | 72 |
| Heat Index (°F) | 78 | 79 | 84 | 84 | 84 | 78 | 77 | 76 | 75 | 76 | ||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 7 | 8 | 8 | 6 | 6 | 6 | 6 | 5 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 8 | 8 | 9 |
| Wind Dir | NE | NE | NE | E | E | E | E | E | E | E | E | E | E | E | E | NE | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 85 | 84 | 81 | 85 | 90 | 90 | 89 | 89 | 93 | 88 | 86 | 91 | 73 | 83 | 92 | 84 | 82 | 83 | 82 | 79 | 79 | 86 | 86 | 84 |
| Precipitation Potential (%) | 14 | 14 | 20 | 29 | 43 | 57 | 49 | 37 | 18 | 13 | 8 | 7 | 6 | 4 | 4 | 4 | 5 | 6 | 6 | 7 | 26 | 26 | 26 | 26 |
| Relative Humidity (%) | 82 | 79 | 77 | 77 | 77 | 82 | 82 | 85 | 90 | 93 | 93 | 97 | 93 | 97 | 97 | 97 | 97 | 97 | 97 | 100 | 97 | 97 | 94 | 87 |
| Rain | -- | -- | SChc | Chc | Chc | Lkly | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc |
| Fog | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Patchy | Patchy | -- | -- |
| Date | 09/18 | |||||||||||||||||||||||
| 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 (°F) | 77 | 79 | 79 | 79 | 78 | 78 | 77 | 75 | 73 | 72 | 72 | 71 | 70 | 70 | 69 | 68 | 68 | 68 | 68 | 69 | 70 | 72 | 75 | 77 |
| Dewpoint (°F) | 72 | 73 | 73 | 73 | 73 | 72 | 71 | 70 | 70 | 70 | 70 | 70 | 69 | 69 | 68 | 67 | 67 | 67 | 67 | 68 | 69 | 70 | 70 | 71 |
| Heat Index (°F) | 77 | 79 | 79 | 79 | 78 | 78 | 77 | 75 | 75 | 77 | ||||||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 |
| Wind Dir | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | N | N | N | N | N | N | N | N | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 63 | 73 | 57 | 66 | 48 | 66 | 45 | 46 | 46 | 44 | 41 | 39 | 39 | 39 | 39 | 41 | 44 | 45 | 44 | 42 | 41 | 38 | 32 | 29 |
| Precipitation Potential (%) | 26 | 26 | 40 | 40 | 40 | 40 | 40 | 40 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 3 | 3 | 3 | 6 |
| Relative Humidity (%) | 85 | 82 | 82 | 82 | 85 | 82 | 82 | 84 | 90 | 93 | 93 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 93 | 84 | 82 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Fog | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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