Weather WorldDerrick Lake, OR Weather Forecast
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Derrick Lake Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  |  |  | | | |  |  |  |  |
| Mostly Cloudy | Mostly Cloudy | Chance of T-Storm | Clearing | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers | Mostly Clear | Mostly Clear |
| Lo: 56°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 55°FLo: 13°C | Hi: 86°FHi: 30°C | Lo: 54°FLo: 12°C | Hi: 89°FHi: 32°C Lo: 56°FLo: 13°C | Hi: 89°FHi: 32°C Lo: 56°FLo: 13°C | Hi: 89°FHi: 32°C Lo: 56°FLo: 13°C | Lo: 54°FLo: 12°C | Hi: 83°FHi: 28°C | Hi: 83°FHi: 28°C Lo: 50°FLo: 10°C | Hi: 83°FHi: 28°C Lo: 50°FLo: 10°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 130 PM PDT Sun Aug 16 2026 
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Derrick Lake Forecast Discussion
Issued: 539 PM MDT Sun Aug 16 2026
Key Messages
- Isolated showers and thunderstorms today and Monday favoring higher terrain, with outflows up to 40 mph and local downpours.
- Temperatures near or slightly above normal through mid-week, then further warming expected by late week.
- Return of monsoon moisture Friday into the weekend will increase shower and thunderstorm chances once again.
Aviation
/00Z Monday through Tuesday/... Issued 531 PM MDT SUN AUG 16 2026 Generally VFR with increasing high clouds and ...