Divide Reservoir, ID Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Divide Reservoir Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Smoke | Clouds | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Chance of Showers | Chance of T-Storm |
| Hi: 82°FHi: 28°C | Lo: 49°FLo: 9°C | Hi: 80°FHi: 27°C | Lo: 47°FLo: 8°C | Hi: 70°FHi: 21°C | Hi: 72°FHi: 22°C Lo: 43°FLo: 6°C | Hi: 72°FHi: 22°C Lo: 43°FLo: 6°C | Lo: 41°FLo: 5°C | Hi: 77°FHi: 25°C Lo: 44°FLo: 7°C | Hi: 77°FHi: 25°C Lo: 44°FLo: 7°C | Lo: 47°FLo: 8°C | Hi: 76°FHi: 24°C |
| POP: 30% | POP: 30% | POP: 20% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 230 AM MDT Mon Aug 31 2026 

Divide Reservoir Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Divide Reservoir Weather Map
Divide Reservoir Quick Facts
Divide Reservoir Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 607 AM MDT Mon Aug 31 2026
Key Messages
- Warm Today and Tuesday.
- Chance of thunderstorms in S-central ID Mon, and Central ID Tue afternoons.
- A strong low pressure system expected later this week will bring cooler, windier, and wetter conditions.
Aviation
/12Z Monday through Tuesday/... Issued 603 AM MDT MON AUG 31 2026 VFR. Showers and thunderstorms developing south/east of KTWF late this afternoon/evening. Storms capable of outflows to 25-35 kt. Surface winds: light and variable. Winds aloft at 10kft MSL: W 5-15 kt.
KBOI...VF...
Weather World