| Point Forecast: Simpsonville SC 34.71N 82.25W (Elev. 860 ft) |
Last Update: 3:59 pm EDT May 19, 2026 |
 |
|
[show menu] |
| Date | 05/19 | 05/20 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 89 | 88 | 86 | 82 | 77 | 74 | 73 | 72 | 71 | 69 | 68 | 67 | 66 | 67 | 67 | 68 | 73 | 78 | 82 | 86 | 88 | 89 | 90 | 90 |
| Dewpoint (°F) | 57 | 58 | 58 | 59 | 58 | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 60 | 61 | 60 | 62 | 63 | 64 | 64 | 64 | 63 | 62 | 61 | 60 |
| Heat Index (°F) | 87 | 87 | 85 | 82 | 77 | 78 | 83 | 87 | 89 | 90 | 90 | 90 | ||||||||||||
| Surface Wind (mph) | 7 | 7 | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 3 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 |
| Wind Dir | SSW | SSW | SSW | S | S | S | SSW | SW | SW | SSW | SSW | SSW | SSW | SW | SW | SW | WSW | WSW | WSW | WSW | SW | SW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 23 | 31 | 38 | 41 | 45 | 52 | 44 | 44 | 52 | 52 | 38 | 24 | 14 | 17 | 9 | 2 | 1 | 2 | 3 | 10 | 20 | 17 | 26 | 21 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 |
| Relative Humidity (%) | 34 | 36 | 39 | 46 | 53 | 58 | 61 | 63 | 66 | 71 | 76 | 79 | 81 | 81 | 80 | 79 | 72 | 63 | 55 | 48 | 43 | 40 | 38 | 37 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/21 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 90 | 89 | 87 | 82 | 77 | 75 | 74 | 73 | 72 | 70 | 68 | 68 | 67 | 68 | 68 | 69 | 74 | 79 | 83 | 86 | 88 | 89 | 89 | 88 |
| Dewpoint (°F) | 60 | 61 | 60 | 62 | 61 | 61 | 61 | 61 | 62 | 61 | 61 | 62 | 61 | 62 | 62 | 63 | 64 | 65 | 65 | 64 | 64 | 63 | 63 | 63 |
| Heat Index (°F) | 89 | 89 | 87 | 83 | 77 | 75 | 79 | 85 | 88 | 89 | 90 | 90 | 89 | |||||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 |
| Wind Dir | SSW | SSW | SSW | SW | SW | SW | SW | SW | WSW | SW | SSW | SSW | SSW | SSW | SSW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 19 | 11 | 10 | 24 | 17 | 28 | 17 | 18 | 21 | 13 | 47 | 61 | 29 | 34 | 37 | 34 | 41 | 29 | 17 | 22 | 28 | 50 | 55 | 59 |
| Precipitation Potential (%) | 3 | 0 | 4 | 4 | 4 | 4 | 3 | 3 | 6 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 25 | 32 | 39 |
| Relative Humidity (%) | 37 | 39 | 41 | 50 | 57 | 62 | 65 | 68 | 71 | 75 | 78 | 80 | 82 | 81 | 81 | 80 | 72 | 62 | 54 | 48 | 44 | 43 | 42 | 42 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
