| Point Forecast: Northumberland PA 40.89N 76.82W (Elev. 545 ft) |
Last Update: 1:48 am EDT Jun 29, 2024 |
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| Date | 06/29 | 06/30 | ||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 66 | 66 | 66 | 65 | 67 | 68 | 70 | 73 | 75 | 77 | 79 | 80 | 82 | 83 | 83 | 82 | 83 | 81 | 78 | 76 | 75 | 75 | 74 | 74 |
| Dewpoint (°F) | 58 | 59 | 60 | 61 | 62 | 64 | 64 | 65 | 66 | 67 | 68 | 69 | 69 | 69 | 69 | 70 | 70 | 70 | 71 | 71 | 72 | 72 | 72 | 72 |
| Heat Index (°F) | 75 | 77 | 79 | 83 | 85 | 87 | 87 | 86 | 87 | 85 | 78 | 76 | 75 | 75 | ||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 7 | 7 | 6 | 6 | 5 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | 20 | 21 | 22 | 22 | 23 | 22 | 23 | 23 | 22 | 23 | 23 | 20 | ||||||||||||
| Sky Cover (%) | 86 | 90 | 94 | 92 | 90 | 88 | 81 | 75 | 69 | 75 | 80 | 76 | 72 | 62 | 71 | 65 | 78 | 98 | 88 | 85 | 83 | 82 | 81 | 81 |
| Precipitation Potential (%) | 14 | 19 | 26 | 25 | 23 | 17 | 18 | 19 | 20 | 22 | 28 | 39 | 56 | 61 | 67 | 63 | 64 | 98 | 79 | 62 | 60 | 54 | 48 | 42 |
| Relative Humidity (%) | 74 | 77 | 80 | 87 | 85 | 86 | 82 | 76 | 73 | 70 | 68 | 68 | 64 | 63 | 63 | 66 | 65 | 70 | 78 | 85 | 89 | 89 | 92 | 92 |
| Rain | -- | SChc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Lkly | Lkly | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc |
| Date | 07/01 | |||||||||||||||||||||||
| Hour (EDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 73 | 73 | 72 | 71 | 74 | 76 | 78 | 80 | 82 | 83 | 85 | 86 | 86 | 85 | 84 | 82 | 80 | 78 | 74 | 70 | 67 | 65 | 63 | 61 |
| Dewpoint (°F) | 71 | 71 | 71 | 71 | 72 | 73 | 72 | 72 | 72 | 71 | 71 | 70 | 68 | 67 | 65 | 64 | 63 | 61 | 59 | 57 | 55 | 55 | 54 | 54 |
| Heat Index (°F) | 76 | 78 | 84 | 87 | 88 | 89 | 91 | 90 | 88 | 86 | 83 | 81 | 78 | |||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | S | S | S | S | SW | SW | SW | W | W | W | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 77 | 73 | 70 | 62 | 55 | 47 | 52 | 58 | 63 | 61 | 58 | 55 | 50 | 44 | 39 | 31 | 24 | 16 | 21 | 25 | 30 | 32 | 35 | 37 |
| Precipitation Potential (%) | 36 | 29 | 23 | 17 | 11 | 11 | 12 | 13 | 20 | 26 | 34 | 41 | 30 | 19 | 18 | 15 | 8 | 4 | 4 | 4 | 4 | 4 | 4 | 0 |
| Relative Humidity (%) | 94 | 93 | 95 | 100 | 95 | 89 | 82 | 76 | 71 | 66 | 63 | 59 | 55 | 54 | 53 | 54 | 55 | 56 | 60 | 64 | 65 | 70 | 72 | 78 |
| Rain | Chc | Chc | SChc | SChc | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- |
