Weather in Loon Lake, WA
Updated 2026-09-26 07:00 local time · ZIP codes 99148
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
44°10% rain37°6% rain42°3% rain46°2% rain49°1% rain52°1% rain54°1% rain55°1% rain55°1% rain55°1% rain54°1% rain56°2% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 10%).
It feels like 40°F with winds near 2 mph.
56°F, 2% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 7 mph.
Current temperature is 44°F, wind 2 mph, rain chance up to 10%.
UV index is 0.
Local weather characteristics in Loon Lake
Washington has a mild, wetter marine climate west of the Cascades and a much drier interior climate east of the mountains. Terrain creates strong local rain, snow and temperature differences.
Loon Lake is part of the West weather region. The forecast point is near 48.06°N latitude and 117.63°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Loon Lake weather today
Sunny and 44°F in Loon Lake, WA. Today's high is 56°F with a 4% rain chance. Winds are around 2 mph with gusts near 7 mph. Relative humidity is 81%, pressure is 30.11 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Loon Lake
Sunrise is at 06:42 AM and sunset is at 06:40 PM. Tomorrow's forecast calls for Overcast with a high near 62°F and a low near 42°F. The maximum rain chance is 6%.