Weather WorldLoon Lake, OR Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Loon Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | |  | |  | | |  | |
| Mostly Sunny | Mostly Cloudy | Clearing | Partly Cloudy | Clearing | Fog | Patchy Fog | Mostly Clear | Sunny | Partly Cloudy | Partly Sunny | Mostly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 202 PM PDT Sun Oct 04 2026 
Loon Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Loon Lake Weather Map
Loon Lake Quick Facts
Loon Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 300 PM PDT Sun Oct 4 2026
Aviation
...Through 00Z Tuesday...Currently widespread VFR inland and almost widespread VFR along the coast as KTMK and KONP continues to clear out. Heading towards 03-06Z Mon, marine stratus will push back into the coast, bringing LIFR fog to the coastal terminals (25-50% chance of LIFR conditions). Additionally, chances for stratus in the southern Willamette Valley increase, with probabilistic guidance suggesting a 15-25% chance of LIFR conditions at KEUG between 09-17Z Mon. As for other inland...