Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest
An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >
| NWS Forecast for: Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm (PZZ376) Issued by: National Weather Service Medford, OR Last Update: 154 AM PDT Thu Jun 18 2026 | |
Rest Of Tonight: N wind 25 to 30 kt with gusts up to 40 kt. Seas 12 to 14 ft. Wave detail: N 14 ft at 9 seconds, NW 6 ft at 18 seconds and S 3 ft at 18 seconds. Thu: N wind 25 to 30 kt. Seas 10 to 14 ft. Wave detail: N 13 ft at 9 seconds and SW 3 ft at 18 seconds. Thu Night: N wind 20 to 25 kt, easing to 15 to 20 kt after midnight. Seas 8 to 11 ft. Wave detail: NW 8 ft at 8 seconds and SW 3 ft at 15 seconds. Fri: N wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 7 to 9 ft. Wave detail: NW 6 ft at 7 seconds, NW 6 ft at 10 seconds and SW 3 ft at 15 seconds. Fri Night: N wind 10 to 15 kt. Seas 7 to 9 ft. Wave detail: NW 4 ft at 7 seconds, NW 7 ft at 10 seconds and SW 3 ft at 14 seconds. Sat: N wind 10 to 15 kt, rising to 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 7 to 9 ft. Wave detail: NW 5 ft at 6 seconds, NW 7 ft at 10 seconds and SW 3 ft at 14 seconds. Sat Night: N wind 15 to 20 kt with gusts up to 30 kt. Seas 9 to 10 ft, subsiding to 7 to 8 ft after midnight. Wave detail: NW 6 ft at 6 seconds, N 7 ft at 10 seconds and SW 3 ft at 14 seconds. Sun: N wind 20 to 25 kt. Seas 9 to 10 ft. Wave detail: N 8 ft at 9 seconds and SW 3 ft at 15 seconds. Sun Night: N wind 20 to 25 kt. Seas 8 to 10 ft. Wave detail: N 9 ft at 9 seconds and SW 3 ft at 15 seconds. Mon: N wind 20 to 25 kt. Seas 9 to 11 ft. Wave detail: NW 8 ft at 9 seconds and S 3 ft at 15 seconds. Mon Night: N wind 15 to 20 kt. Seas 9 to 10 ft. | |
| Zone Forecast: Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm (PZZ376) | |
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