Little Flat Reservoir, OR Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Little Flat Reservoir Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY |
| Smoke | Increasing Clouds | Mostly Sunny | Mostly Clear | Sunny | Increasing Clouds | Mostly Cloudy | Mostly Cloudy | Clearing | Mostly Clear | Mostly Clear | Mostly Clear |
| Hi: 93°FHi: 34°C | Lo: 61°FLo: 16°C | Hi: 95°FHi: 35°C | Lo: 62°FLo: 17°C | Hi: 97°FHi: 36°C | Lo: 64°FLo: 18°C | Hi: 96°FHi: 36°C Lo: 64°FLo: 18°C | Hi: 96°FHi: 36°C Lo: 64°FLo: 18°C | Hi: 91°FHi: 33°C | Hi: 90°FHi: 32°C Lo: 58°FLo: 14°C | Hi: 90°FHi: 32°C Lo: 58°FLo: 14°C | Hi: 90°FHi: 32°C Lo: 58°FLo: 14°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM MDT Tue Aug 18 2026 

Little Flat Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Little Flat Reservoir Weather Map
Little Flat Reservoir Quick Facts
Little Flat Reservoir Forecast Discussion
Issued: 418 AM MDT Tue Aug 18 2026
Key Messages
- Temperatures warming through the end of the week with lower elevations around 100 degrees Thursday and Friday.
- Increased chance of showers and thunderstorms over higher terrain this weekend and into next week.
Aviation
/06Z Tuesday through Wednesday/... Issued 1151 PM MDT MON AUG 17 2026 VFR with SCT-BKN high clouds. Patchy smoke SE Oregon and lower Snake Plain (KONO-KEUL) through mid-morning. Scattered afternoon cumulus in mtns with isolated showers/thund...
Weather World