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Chain Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Sunny | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 43°FLo: 6°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 48°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 48°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 53°FLo: 12°C | Hi: 73°FHi: 23°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 637 PM CDT Sat Sep 19 2026 
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Issued: 641 PM CDT Sat Sep 19 2026
Key Messages
- Scattered very light rain showers this evening, then mainly dry until later in the week.
Discussion
... Issued at 230 PM CDT Sat Sep 19 2026
...Synopsis...
Water vapor loop shows split flow with the main upper low over ID/UT, and west to southwest flow over the Plains. Weak frontal boundary sinking down over our region has brought a few weak rain showers. Even with cold air advection behind the front, plenty of clouds into tonight should help keep temps in the upper 40s into the 50s. The...