Grantsburg Municipal Airport (GTG) 15 Day Weather Forecast, Grantsburg United States
Current weather conditions and 15 day weather forecast for Grantsburg Municipal Airport in Grantsburg, United States 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 GTG
| 14 March 2026 Sat -3.6 ° C ( 25.5°F )  Overcast |
Feels Like : -7.1 ° C / 19.3°F Humidity : % 71 Pressure : 1020 mb Wind Speed : 8.3 kmph / 5.1 miles from SSE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Grantsburg Municipal Airport, Grantsburg, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 March 2026 Sat |  Moderate or heavy snow showers |
-11.2 ° C | 2.1 ° C | -4.5 ° C | % 75 | 21.2 km/h | 89% |
| 15 March 2026 Sun | Moderate or heavy snow showers |
-8.8 ° C | -1.8 ° C | -3.1 ° C | % 85 | 39.6 km/h | 61% |
| 16 March 2026 Mon |  Partly Cloudy |
-14.2 ° C | -5.4 ° C | -10.1 ° C | % 66 | 36 km/h | 0% |
| 17 March 2026 Tue | Moderate or heavy snow showers |
-15.7 ° C | -6.6 ° C | -11.8 ° C | % 80 | 17.6 km/h | 79% |
| 18 March 2026 Wed |  Light freezing rain |
-12.9 ° C | -0.9 ° C | -6.2 ° C | % 93 | 14.4 km/h | 84% |
| 19 March 2026 Thu | Overcast |
-5.3 ° C | 1.7 ° C | -1.3 ° C | % 98 | 17.3 km/h | 0% |
| 20 March 2026 Fri |  Fog |
0.1 ° C | 1.4 ° C | 0.8 ° C | % 99 | 9 km/h | 0% |
| 21 March 2026 Sat | Fog |
0.4 ° C | 2.9 ° C | 1.3 ° C | % 100 | 9.4 km/h | 0% |
| 22 March 2026 Sun |  Patchy rain nearby |
0.5 ° C | 2.1 ° C | 1.2 ° C | % 94 | 19.4 km/h | 88% |
| 23 March 2026 Mon | Overcast |
0.3 ° C | 2.9 ° C | 1.2 ° C | % 86 | 27 km/h | 0% |
| 24 March 2026 Tue |  Ice pellets |
-2.9 ° C | -1.5 ° C | -1.7 ° C | % 80 | 29.9 km/h | 65% |
| 25 March 2026 Wed |  Moderate snow |
-3.5 ° C | -2.3 ° C | -2.6 ° C | % 83 | 24.5 km/h | 79% |
| 26 March 2026 Thu |  Heavy snow |
-3.1 ° C | -0.7 ° C | -1.5 ° C | % 89 | 25.9 km/h | 64% |
| 27 March 2026 Fri | Moderate snow |
-0.9 ° C | 0.9 ° C | 0.3 ° C | % 90 | 22 km/h | 86% |
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