Deep Lake, ID Weather Forecast
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Deep Lake Weather Forecast
| TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Chance of Showers | Chance of Showers | Sunny | Clearing | Sunny | Increasing Clouds | Chance of Showers | Chance of Showers | Mostly Sunny | Partly Cloudy | Partly Cloudy |
| Lo: 50°FLo: 10°C | Hi: 74°FHi: 23°C | Lo: 48°FLo: 9°C | Hi: 73°FHi: 23°C | Lo: 50°FLo: 10°C | Hi: 77°FHi: 25°C | Lo: 52°FLo: 11°C | Hi: 67°FHi: 19°C | Lo: 42°FLo: 6°C | Hi: 60°FHi: 16°C | Hi: 62°FHi: 17°C Lo: 42°FLo: 6°C | Hi: 62°FHi: 17°C Lo: 42°FLo: 6°C |
| POP: 30% | POP: 30% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 PM MDT Mon Sep 21 2026 

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Issued: 524 PM MDT Mon Sep 21 2026
Key Messages
- Warm temperatures through Thursday, with values 10 to 15 degrees above normal Thursday.
- Chance of showers and thunderstorms Tuesday, mostly across higher terrain of southwest Idaho.
- Cooler temperatures heading into this weekend with a chance of precipitation across SE Oregon and portions of SW Idaho Friday.
Aviation
/00Z Tuesday through Wednesday/... Issued 509 PM MDT MON SEP 21 2026 VFR with high clouds increasing this evening through Tuesday morning. Isolated showers/thunderstorms Tu...
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