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
| 22 February 2026 Sun -17.2 ° C ( 1°F )  Clear |
Feels Like : -19.9 ° C / -3.8°F Humidity : % 87 Pressure : 1030 mb Wind Speed : 3.6 kmph / 2.2 miles from WSW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 22 February 2026 Sun | Sunny |
-18 ° C | 4.8 ° C | -9.3 ° C | % 74 | 13.7 km/h | 0% |
| 23 February 2026 Mon |  Partly Cloudy |
-6.3 ° C | 10.7 ° C | 0.2 ° C | % 80 | 31.3 km/h | 0% |
| 24 February 2026 Tue |  Overcast |
-1.3 ° C | 5.2 ° C | 2.4 ° C | % 74 | 34.9 km/h | 0% |
| 25 February 2026 Wed | Sunny |
-0.4 ° C | 6.7 ° C | 2.7 ° C | % 44 | 40.3 km/h | 0% |
| 26 February 2026 Thu | Sunny |
1.2 ° C | 7.8 ° C | 3.9 ° C | % 43 | 50.8 km/h | 0% |
| 27 February 2026 Fri |  Patchy rain nearby |
-5.3 ° C | 8.7 ° C | 4.1 ° C | % 50 | 36.4 km/h | 84% |
| 28 February 2026 Sat |  Light snow |
-8.8 ° C | -4.3 ° C | -6.5 ° C | % 84 | 23 km/h | 87% |
| 01 March 2026 Sun |  Cloudy |
-9.7 ° C | -2 ° C | -5.9 ° C | % 83 | 10.8 km/h | 0% |
| 02 March 2026 Mon |  Moderate snow |
-7 ° C | -2.5 ° C | -5 ° C | % 83 | 11.2 km/h | 68% |
| 03 March 2026 Tue | Sunny |
-7.1 ° C | 8.3 ° C | 0.5 ° C | % 60 | 23.4 km/h | 0% |
| 04 March 2026 Wed | Sunny |
1 ° C | 12.9 ° C | 6 ° C | % 40 | 23.4 km/h | 0% |
| 05 March 2026 Thu | Sunny |
4.1 ° C | 12.9 ° C | 7.6 ° C | % 46 | 25.9 km/h | 0% |
| 06 March 2026 Fri | Partly Cloudy |
1.6 ° C | 8.9 ° C | 5.4 ° C | % 47 | 44.3 km/h | 0% |
| 07 March 2026 Sat |  Blizzard |
-2.6 ° C | 1.5 ° C | -0.5 ° C | % 69 | 36 km/h | 76% |
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