| Point Forecast: West Mifflin PA 40.36N 79.91W (Elev. 1017 ft) |
Last Update: 2:05 pm EDT Jul 9, 2025 |
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| Date | 07/09 | 07/10 | ||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 81 | 80 | 79 | 79 | 76 | 76 | 74 | 73 | 72 | 71 | 71 | 70 | 69 | 69 | 68 | 68 | 68 | 70 | 71 | 75 | 76 | 78 | 80 | 81 |
| Dewpoint (°F) | 66 | 66 | 65 | 65 | 66 | 65 | 65 | 66 | 66 | 66 | 67 | 67 | 67 | 66 | 67 | 66 | 66 | 67 | 68 | 68 | 68 | 67 | 67 | 68 |
| Heat Index (°F) | 84 | 82 | 81 | 79 | 76 | 76 | 75 | 76 | 78 | 82 | 84 | |||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 2 | 3 |
| Wind Dir | SW | SW | S | S | S | S | SW | SW | S | S | S | SW | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 85 | 85 | 88 | 76 | 87 | 73 | 83 | 67 | 61 | 67 | 63 | 65 | 47 | 60 | 74 | 63 | 71 | 77 | 75 | 65 | 60 | 59 | 66 | 71 |
| Precipitation Potential (%) | 34 | 35 | 31 | 14 | 12 | 18 | 17 | 13 | 10 | 9 | 11 | 5 | 5 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 9 | 12 | 12 | 30 |
| Relative Humidity (%) | 59 | 63 | 62 | 64 | 69 | 70 | 74 | 77 | 80 | 83 | 86 | 91 | 92 | 91 | 94 | 92 | 93 | 92 | 88 | 80 | 76 | 69 | 66 | 64 |
| Rain | Chc | Chc | Chc | -- | -- | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
| Thunder | Chc | Chc | Chc | -- | -- | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
| Date | 07/11 | |||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°F) | 81 | 82 | 81 | 81 | 80 | 78 | 76 | 75 | 74 | 73 | 71 | 70 | 70 | 69 | 69 | 69 | 70 | 70 | 73 | 75 | 78 | 80 | 81 | 83 |
| Dewpoint (°F) | 67 | 68 | 67 | 67 | 67 | 67 | 67 | 67 | 68 | 67 | 67 | 67 | 67 | 67 | 67 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 68 |
| Heat Index (°F) | 84 | 85 | 83 | 83 | 82 | 78 | 76 | 75 | 75 | 78 | 82 | 84 | 86 | |||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | SW | SW | S | SW | S | S | S | SW | SW | SW | SW | S | S | S | S | S | S | S | S | SW | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 58 | 62 | 58 | 65 | 71 | 65 | 60 | 47 | 33 | 31 | 29 | 27 | 34 | 40 | 47 | 48 | 50 | 51 | 46 | 42 | 37 | 44 | 52 | 59 |
| Precipitation Potential (%) | 37 | 35 | 37 | 39 | 39 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 1 | 12 | 12 | 12 | 12 | 12 | 12 | 37 |
| Relative Humidity (%) | 63 | 62 | 62 | 64 | 65 | 69 | 73 | 77 | 80 | 84 | 87 | 91 | 93 | 94 | 95 | 95 | 94 | 94 | 86 | 79 | 73 | 68 | 64 | 60 |
| Rain | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc |
