Great Falls International Airport (GTF) 15 Day Weather Forecast, Great Falls United States
Current weather conditions and 15 day weather forecast for Great Falls International Airport in Great Falls, 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 GTF
| 24 April 2026 Fri -1.7 ° C ( 28.9°F )  Overcast |
Feels Like : -6.7 ° C / 19.9°F Humidity : % 72 Pressure : 1016 mb Wind Speed : 16.2 kmph / 10.1 miles from NW 
Visibility : 16 km Precipitation (rainfall) : 0.01 mm Cloud (%) : 100 |
15-day weather forecast for Great Falls International Airport, Great Falls, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 24 April 2026 Fri |  Light snow |
-4.5 ° C | 3.5 ° C | -0.1 ° C | % 56 | 44.6 km/h | 76% |
| 25 April 2026 Sat |  Patchy rain nearby |
-3 ° C | 5.7 ° C | 1 ° C | % 57 | 23.4 km/h | 86% |
| 26 April 2026 Sun | Patchy rain nearby |
-2.6 ° C | 5.2 ° C | 1 ° C | % 62 | 21.6 km/h | 72% |
| 27 April 2026 Mon | Patchy rain nearby |
-1.4 ° C | 12 ° C | 5 ° C | % 56 | 14.8 km/h | 85% |
| 28 April 2026 Tue | Patchy rain nearby |
2.7 ° C | 11.6 ° C | 5.6 ° C | % 67 | 11.2 km/h | 82% |
| 29 April 2026 Wed |  Partly Cloudy |
1.9 ° C | 14 ° C | 8 ° C | % 58 | 18.7 km/h | 0% |
| 30 April 2026 Thu |  Sunny |
3.2 ° C | 18.5 ° C | 10.8 ° C | % 46 | 11.5 km/h | 0% |
| 01 May 2026 Fri | Sunny |
5.9 ° C | 23.1 ° C | 14.5 ° C | % 35 | 24.8 km/h | 0% |
| 02 May 2026 Sat | Patchy rain nearby |
6.6 ° C | 12.8 ° C | 9.3 ° C | % 64 | 21.6 km/h | 77% |
| 03 May 2026 Sun | Partly Cloudy |
5.7 ° C | 18.5 ° C | 11.5 ° C | % 54 | 11.2 km/h | 0% |
| 04 May 2026 Mon | Sunny |
8.3 ° C | 23 ° C | 15.5 ° C | % 43 | 9.4 km/h | 0% |
| 05 May 2026 Tue | Sunny |
10.8 ° C | 26.8 ° C | 18.5 ° C | % 34 | 14.8 km/h | 0% |
| 06 May 2026 Wed | Patchy rain nearby |
11.8 ° C | 21.1 ° C | 16.4 ° C | % 50 | 22.7 km/h | 85% |
| 07 May 2026 Thu | Patchy rain nearby |
12.4 ° C | 18.6 ° C | 15.4 ° C | % 66 | 25.2 km/h | 84% |
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