| Point Forecast: Myrtle Beach International Airport SC 33.69N 78.93W (Elev. 20 ft) |
Last Update: 9:09 pm EDT Jul 14, 2025 |
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| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 80 | 79 | 79 | 78 | 78 | 78 | 77 | 77 | 77 | 78 | 80 | 82 | 83 | 84 | 84 | 84 | 84 | 84 | 86 | 85 | 84 | 83 | 81 | 81 |
| Dewpoint (°F) | 76 | 76 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 |
| Heat Index (°F) | 86 | 84 | 79 | 78 | 78 | 78 | 77 | 77 | 77 | 78 | 86 | 88 | 91 | 93 | 92 | 93 | 93 | 93 | 95 | 94 | 93 | 91 | 88 | 87 |
| Surface Wind (mph) | 5 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 7 | 8 | 9 | 10 | 11 | 11 | 13 | 13 | 11 | 9 | 8 | 7 |
| Wind Dir | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S |
| Gust | 16 | 16 | 15 | |||||||||||||||||||||
| Sky Cover (%) | 13 | 18 | 18 | 35 | 33 | 43 | 39 | 38 | 40 | 41 | 53 | 49 | 44 | 40 | 54 | 57 | 65 | 67 | 61 | 58 | 53 | 50 | 36 | 28 |
| Precipitation Potential (%) | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 6 | 8 | 10 | 9 | 17 | 21 | 31 | 35 | 44 | 46 | 40 | 37 | 30 | 25 | 10 | 10 |
| Relative Humidity (%) | 88 | 90 | 90 | 92 | 92 | 93 | 93 | 94 | 93 | 92 | 88 | 83 | 78 | 76 | 76 | 75 | 74 | 75 | 72 | 75 | 76 | 80 | 84 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 81 | 81 | 80 | 80 | 79 | 79 | 78 | 78 | 78 | 79 | 80 | 81 | 83 | 84 | 84 | 84 | 84 | 84 | 85 | 85 | 84 | 83 | 82 | 81 |
| Dewpoint (°F) | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 | 77 |
| Heat Index (°F) | 87 | 87 | 86 | 84 | 83 | 79 | 78 | 78 | 78 | 79 | 84 | 88 | 91 | 94 | 94 | 94 | 95 | 95 | 95 | 95 | 94 | 92 | 90 | 89 |
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 11 | 13 | 14 | 14 | 13 | 13 | 11 | 11 | 11 | 10 |
| 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 | 15 | 17 | 18 | 20 | 20 | 20 | 20 | 18 | 18 | 17 | 16 | |||||||||||||
| Sky Cover (%) | 30 | 33 | 37 | 41 | 45 | 45 | 45 | 45 | 55 | 65 | 76 | 76 | 76 | 76 | 76 | 76 | 62 | 62 | 62 | 62 | 62 | 62 | 31 | 28 |
| Precipitation Potential (%) | 10 | 10 | 10 | 10 | 21 | 21 | 21 | 21 | 21 | 21 | 57 | 57 | 57 | 57 | 57 | 57 | 39 | 39 | 39 | 39 | 39 | 39 | 7 | 7 |
| Relative Humidity (%) | 84 | 84 | 86 | 87 | 89 | 91 | 92 | 94 | 93 | 92 | 91 | 86 | 82 | 79 | 79 | 79 | 79 | 79 | 79 | 78 | 81 | 83 | 86 | 87 |
| Rain | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- |
| Thunder | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- |
