Weather in Old Harbor, AK
Updated 2026-08-11 08:15 local time · ZIP codes 99643
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
52°18% rain
57°14% rain59°13% rain
61°13% rain63°15% rain64°10% rain64°9% rain64°12% rain64°15% rain64°15% rain63°14% rain62°15% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 18%).
It feels like 53°F with winds near 2 mph.
64°F, 9% rain chance and 3 mph wind.
Visibility is around 10 mi; gusts may reach 7 mph.
Current temperature is 52°F, wind 2 mph, rain chance up to 18%.
UV index is 0.
Old Harbor weather today
Overcast and 52°F in Old Harbor, AK. Today's high is 64°F with a 27% rain chance. Winds are around 2 mph with gusts near 7 mph. Relative humidity is 100%, pressure is 30.21 inHg, and visibility is about 10 miles.
Tonight and tomorrow in Old Harbor
Sunrise is at 06:31 AM and sunset is at 10:05 PM. Tomorrow's forecast calls for Light drizzle with a high near 55°F and a low near 44°F. The maximum rain chance is 92%.