Sloulin Field International Airport (ISN) 15 Day Weather Forecast, Williston United States
Current weather conditions and 15 day weather forecast for Sloulin Field International Airport in Williston, 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 ISN
| 14 May 2026 Thu 21 ° C ( 69.8°F )  Mist |
Feels Like : 21 ° C / 69.8°F Humidity : % 33 Pressure : 1000 mb Wind Speed : 51.5 kmph / 32 miles from W 
Visibility : 3.2 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15-day weather forecast for Sloulin Field International Airport, Williston, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 May 2026 Thu |  Sunny |
14.9 ° C | 21.5 ° C | 18.9 ° C | % 36 | 56.2 km/h | 0% |
| 15 May 2026 Fri | Sunny |
10.2 ° C | 20.8 ° C | 16 ° C | % 38 | 44.6 km/h | 0% |
| 16 May 2026 Sat |  Partly Cloudy |
3.4 ° C | 18.9 ° C | 12 ° C | % 54 | 34.9 km/h | 0% |
| 17 May 2026 Sun |  Moderate rain |
3.4 ° C | 10 ° C | 7.9 ° C | % 80 | 35.3 km/h | 89% |
| 18 May 2026 Mon |  Patchy rain nearby |
1.5 ° C | 5.7 ° C | 3.4 ° C | % 86 | 25.2 km/h | 89% |
| 19 May 2026 Tue | Partly Cloudy |
1.3 ° C | 15 ° C | 7.4 ° C | % 58 | 18 km/h | 0% |
| 20 May 2026 Wed | Partly Cloudy |
4.6 ° C | 18 ° C | 11 ° C | % 53 | 23 km/h | 0% |
| 21 May 2026 Thu | Sunny |
5.9 ° C | 20.9 ° C | 13.5 ° C | % 57 | 26.3 km/h | 0% |
| 22 May 2026 Fri | Sunny |
11 ° C | 28.2 ° C | 19.4 ° C | % 53 | 27 km/h | 0% |
| 23 May 2026 Sat |  Cloudy |
14.9 ° C | 26.2 ° C | 20 ° C | % 70 | 34.9 km/h | 0% |
| 24 May 2026 Sun | Patchy rain nearby |
17.4 ° C | 30.9 ° C | 23.1 ° C | % 64 | 33.8 km/h | 87% |
| 25 May 2026 Mon | Sunny |
16 ° C | 33.1 ° C | 24.7 ° C | % 50 | 25.2 km/h | 0% |
| 26 May 2026 Tue | Sunny |
4.3 ° C | 27.2 ° C | 21.5 ° C | % 39 | 34.2 km/h | 0% |
| 27 May 2026 Wed | Sunny |
13.1 ° C | 26.1 ° C | 19.1 ° C | % 38 | 35.3 km/h | 0% |
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