Split Tree Reservoir, OR Weather Forecast
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Split Tree Reservoir Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Patchy Fog | Mostly Sunny | Cloudy | Partly Sunny | Patchy Fog | Clearing | Patchy Fog | Patchy Fog | Mostly Cloudy | Mostly Cloudy | Mostly Sunny | Mostly Cloudy |
| Lo: 25°FLo: -4°C | Hi: 51°FHi: 11°C | Lo: 29°FLo: -2°C | Hi: 52°FHi: 11°C | Lo: 28°FLo: -2°C | Hi: 52°FHi: 11°C | Hi: 51°FHi: 11°C Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C Lo: 29°FLo: -2°C | Hi: 53°FHi: 12°C Lo: 27°FLo: -3°C | Hi: 53°FHi: 12°C Lo: 27°FLo: -3°C | Hi: 56°FHi: 13°C | Hi: 58°FHi: 14°C Lo: 31°FLo: -1°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1230 PM PST Sun Nov 01 2026 

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Issued: 521 PM MST Sun Nov 1 2026
Key Messages
- Rain and high elevation snow decreasing from west to east today.
- Cooler with gusty winds today and tonight. Near to slightly above normal temperatures through the week.
- Dry Monday through Wednesday, then a slight chance of precipitation late week.
Aviation
/00Z Monday through Tuesday/... Issued 513 PM MST SUN NOV 1 2026 Mostly VFR, with areas of MVFR stratus continuing over Magic Valley through tonight. Mostly clearing otherwise. Patchy fog in sheltered valleys overnight through Monday...
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