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Johnston Lake Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
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| Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Snow | Snow and Rain | Snow and Rain |
| Hi: 48°FHi: 9°C | Lo: 32°FLo: 0°C | Hi: 49°FHi: 9°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C | Hi: 45°FHi: 7°C Lo: 32°FLo: 0°C | Hi: 45°FHi: 7°C Lo: 32°FLo: 0°C | Hi: 41°FHi: 5°C Lo: 28°FLo: -2°C | Hi: 41°FHi: 5°C Lo: 28°FLo: -2°C | Hi: 37°FHi: 3°C | Hi: 36°FHi: 2°C Lo: 27°FLo: -3°C | Hi: 36°FHi: 2°C Lo: 27°FLo: -3°C |
| POP: 50% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 310 AM PDT Mon Oct 26 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 423 AM PDT Mon Oct 26 2026
Key Messages
1. Dry conditions with a brief warm up will continue into Monday before a cooling trend sets up starting Tuesday.
2. A disturbance dropping south from Alaska is expected to result in the next favorable chances for precipitation across the region beginning Friday.
Discussion
... Pleasant conditions with sunny skies were observed across the region this Sunday. A storm currently pushing into the Pacific Northwest is expected to pass with near-zero chances of precipitation for Central Calif...