Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast
Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >
| NWS Forecast for: Waters From James Island To Point Grenville 10 To 60 Nm (PZZ173) Issued by: National Weather Service Seattle, WA Last Update: 130 PM PDT Tue Aug 11 2026 |  |
| Tonight: NW wind 5 to 10 kt, rising to 10 to 15 kt late. Seas 4 to 6 ft. Wave detail: NW 4 ft at 4 seconds, W 3 ft at 8 seconds and S 2 ft at 15 seconds. Wed: NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave detail: NW 7 ft at 6 seconds, W 4 ft at 9 seconds and SW 2 ft at 17 seconds. Wed Night: NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 5 to 8 ft. Wave detail: NW 7 ft at 7 seconds and SW 2 ft at 17 seconds. Thu: NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave detail: NW 6 ft at 7 seconds, W 4 ft at 8 seconds and SW 2 ft at 16 seconds. Thu Night: NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave detail: NW 6 ft at 7 seconds, W 3 ft at 8 seconds and SW 2 ft at 16 seconds. Fri: NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: NW 5 ft at 7 seconds, W 2 ft at 8 seconds and SW 2 ft at 15 seconds. Fri Night: NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: NW 4 ft at 7 seconds, W 3 ft at 10 seconds and SW 2 ft at 15 seconds. Sat: NW wind around 5 kt. Seas 4 to 5 ft. Wave detail: NW 3 ft at 6 seconds, W 3 ft at 10 seconds and SW 2 ft at 16 seconds. Sat Night: NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave detail: NW 4 ft at 5 seconds, W 3 ft at 10 seconds and SW 2 ft at 18 seconds. Sun: NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: NW 4 ft at 5 seconds, W 3 ft at 9 seconds and SW 2 ft at 17 seconds. Sun Night: NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave detail: NW 4 ft at 5 seconds, W 3 ft at 9 seconds and S 3 ft at 15 seconds. | |
| Zone Forecast: Waters From James Island To Point Grenville 10 To 60 Nm (PZZ173) | |
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