| Point Forecast: Myrtle Beach International Airport SC 33.69N 78.93W (Elev. 20 ft) |
Last Update: 1:06 am EDT Jul 14, 2025 |
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| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (EDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°F) | 76 | 77 | 79 | 82 | 84 | 85 | 86 | 87 | 87 | 87 | 87 | 87 | 85 | 84 | 82 | 80 | 80 | 79 | 78 | 78 | 77 | 77 | 76 | 78 |
| Dewpoint (°F) | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 75 | 74 | 74 |
| Heat Index (°F) | 76 | 77 | 84 | 90 | 92 | 95 | 96 | 97 | 97 | 97 | 97 | 97 | 95 | 92 | 89 | 86 | 84 | 79 | 78 | 78 | 77 | 77 | 76 | 78 |
| Surface Wind (mph) | 1 | 1 | 1 | 3 | 5 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | E | E | E | E | E | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 25 | 31 | 15 | 20 | 22 | 22 | 28 | 24 | 52 | 51 | 50 | 38 | 30 | 25 | 24 | 19 | 19 | 27 | 22 | 24 | 23 | 27 | 27 | 29 |
| Precipitation Potential (%) | 4 | 3 | 4 | 4 | 6 | 11 | 11 | 13 | 28 | 26 | 25 | 20 | 17 | 15 | 7 | 6 | 6 | 6 | 5 | 5 | 7 | 6 | 6 | 6 |
| Relative Humidity (%) | 95 | 94 | 88 | 81 | 76 | 73 | 71 | 69 | 69 | 69 | 70 | 71 | 74 | 79 | 83 | 87 | 88 | 88 | 90 | 91 | 92 | 93 | 93 | 90 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (EDT) | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 |
| Temperature (°F) | 77 | 78 | 80 | 82 | 84 | 85 | 86 | 86 | 87 | 87 | 87 | 86 | 85 | 83 | 82 | 81 | 80 | 80 | 79 | 79 | 78 | 78 | 78 | 78 |
| Dewpoint (°F) | 74 | 74 | 75 | 75 | 76 | 76 | 76 | 76 | 77 | 77 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 75 |
| Heat Index (°F) | 77 | 78 | 86 | 90 | 93 | 94 | 96 | 97 | 98 | 98 | 98 | 97 | 95 | 92 | 89 | 88 | 87 | 85 | 84 | 79 | 78 | 78 | 78 | 78 |
| Surface Wind (mph) | 3 | 3 | 3 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | 15 | 16 | 17 | 17 | 17 | 16 | 16 | 15 | ||||||||||||||||
| Sky Cover (%) | 34 | 33 | 52 | 52 | 52 | 52 | 56 | 60 | 64 | 64 | 64 | 64 | 64 | 64 | 37 | 36 | 35 | 34 | 38 | 41 | 45 | 45 | 45 | 45 |
| Precipitation Potential (%) | 6 | 6 | 28 | 28 | 28 | 28 | 28 | 28 | 45 | 45 | 45 | 45 | 45 | 45 | 13 | 13 | 13 | 13 | 13 | 13 | 23 | 23 | 23 | 23 |
| Relative Humidity (%) | 92 | 90 | 85 | 79 | 76 | 74 | 73 | 72 | 72 | 72 | 72 | 73 | 76 | 80 | 83 | 85 | 86 | 88 | 89 | 91 | 92 | 92 | 92 | 92 |
| Rain | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc |
| Thunder | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc |
