Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday
A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >
| NWS Forecast for: Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm (PZZ176) Issued by: National Weather Service Seattle, WA Last Update: 215 AM PDT Thu May 21 2026 | |
Today: NW wind 10 to 15 kt, rising to 15 to 25 kt late. Seas 6 to 9 ft. Wave detail: NW 9 ft at 10 seconds. Tonight: NW wind around 20 kt. Seas 7 to 10 ft, building to 9 to 10 ft after midnight. Wave detail: NW 10 ft at 8 seconds and SW 2 ft at 17 seconds. Fri: NW wind 15 to 20 kt. Seas 9 to 10 ft, subsiding to 7 to 9 ft in the afternoon. Wave detail: NW 10 ft at 9 seconds and SW 2 ft at 17 seconds. Fri Night: NW wind 15 to 20 kt. Seas 8 to 10 ft. Wave detail: NW 9 ft at 8 seconds and SW 2 ft at 17 seconds. Sat: NW wind 15 to 20 kt. Seas 8 to 9 ft. Wave detail: NW 9 ft at 9 seconds and SW 2 ft at 17 seconds. Sat Night: NW wind 15 to 20 kt. Seas 9 to 11 ft. Wave detail: NW 10 ft at 8 seconds and NW 4 ft at 17 seconds. Sun: NW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 8 to 10 ft, subsiding to 7 to 8 ft in the afternoon. Wave detail: NW 9 ft at 11 seconds and SW 2 ft at 16 seconds. Sun Night: SW wind around 10 kt, rising to 15 to 20 kt after midnight. Seas 6 to 8 ft. Wave detail: W 8 ft at 12 seconds and SW 2 ft at 15 seconds. A chance of rain in the evening, then rain likely after midnight. Mon: SW wind 15 to 20 kt. Seas 8 to 10 ft. Wave detail: W 10 ft at 11 seconds and SW 2 ft at 15 seconds. Rain, mainly in the morning. Mon Night: NW wind 15 to 20 kt. Seas 9 to 12 ft. Wave detail: W 11 ft at 11 seconds and SW 2 ft at 16 seconds. A chance of rain. | |
| Zone Forecast: Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm (PZZ176) | |
Visit your local NWS office at: https://www.weather.gov/sew |