South Indian Lake Airport (XSI) 15 Day Weather Forecast, South Indian Lake Canada
Current weather conditions and 15 day weather forecast for South Indian Lake Airport in South Indian Lake, Canada including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at XSI
| 20 December 2025 Sat -23 ° C ( -9.4°F )  Overcast |
Feels Like : -31.2 ° C / -24.1°F Humidity : % 68 Pressure : 1008 mb Wind Speed : 10.4 kmph / 6.5 miles from ENE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 92 |
15-day weather forecast for South Indian Lake Airport, South Indian Lake, Canada
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Cloudy |
-30.6 ° C | -22.7 ° C | -25.2 ° C | % 70 | 10.8 km/h | 0% |
| 20 December 2025 Sat |  Partly Cloudy |
-29.4 ° C | -23.9 ° C | -25.8 ° C | % 76 | 11.5 km/h | 0% |
| 21 December 2025 Sun | Partly Cloudy |
-24.8 ° C | -20.8 ° C | -23 ° C | % 80 | 12.2 km/h | 0% |
| 22 December 2025 Mon |  Sunny |
-25.7 ° C | -22.4 ° C | -24.5 ° C | % 82 | 16.6 km/h | 0% |
| 23 December 2025 Tue | Partly Cloudy |
-25.4 ° C | -21.7 ° C | -24.1 ° C | % 91 | 15.8 km/h | 0% |
| 24 December 2025 Wed | Cloudy |
-24.3 ° C | -20.7 ° C | -22.5 ° C | % 88 | 13.3 km/h | 0% |
| 25 December 2025 Thu |  Heavy snow |
-21.1 ° C | -17.7 ° C | -18.9 ° C | % 93 | 23.8 km/h | 76% |
| 26 December 2025 Fri |  Light freezing rain |
-26.3 ° C | -18 ° C | -21.7 ° C | % 93 | 22.7 km/h | 0% |
| 27 December 2025 Sat | Overcast |
-18.8 ° C | -15 ° C | -16.1 ° C | % 84 | 22.7 km/h | 0% |
| 28 December 2025 Sun |  Freezing fog |
-23 ° C | -16.2 ° C | -18.8 ° C | % 94 | 16.9 km/h | 0% |
| 29 December 2025 Mon | Overcast |
-28.2 ° C | -20.1 ° C | -24 ° C | % 92 | 8.3 km/h | 0% |
| 30 December 2025 Tue |  Moderate snow |
-18.3 ° C | -15.1 ° C | -17.1 ° C | % 94 | 11.9 km/h | 70% |
| 31 December 2025 Wed | Overcast |
-20.4 ° C | -16.4 ° C | -17.4 ° C | % 95 | 16.9 km/h | 0% |
| 01 January 2026 Thu | Heavy snow |
-21.5 ° C | -16.3 ° C | -18.2 ° C | % 97 | 13.3 km/h | 68% |
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