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Loading Travel Forecast…Loading Travel Forecast…Loading Travel Forecast…The Star Seeker sails a 24-night Star Collector: Japan and North Pacific Crossing itinerary with Windstar Cruises, departing Seward, Alaska on September 2, 2026. It's a classic Alaska cruise. Travelers sailing in September can generally expect cool days, crisp nights, and long hours of daylight typical of the Alaska cruise season — with rain never far off. Ports of call include Seward, Alaska, Tokyo, Japan, Shimizu, Japan, with 8 more along the way. Use the day-by-day forecast below to plan what to pack for each stop.
Seward, Alaska is a scheduled port of call on day 1 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 59°F.
Tokyo, Japan is a scheduled port of call on day 2 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 79°F.
Shimizu, Japan is a scheduled port of call on day 3 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 78°F.
Shingu, Japan is a scheduled port of call on day 4 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 81°F.
Kagoshima, Japan is a scheduled port of call on day 5 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 84°F.
Nagasaki, Japan is a scheduled port of call on day 6 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 83°F.
Busan, South Korea is a scheduled port of call on day 7 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 73°F.
Karatsu, Japan is a scheduled port of call on day 8 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 82°F.
Hiroshima, Japan is a scheduled port of call on day 9 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 81°F.
Takamatsu, Japan is a scheduled port of call on day 10 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 80°F.
Kobe/Osaka, Japan is a scheduled port of call on day 11 of the 24-night Star Collector: Japan and North Pacific Crossing cruise on Star Seeker. Expected weather: partially cloudy with highs near 79°F.
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