Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Duncan Airport
Closest report is Helena Regional Airport, 8.2 nm (15.2 km) ENE.
2026/03/20 09:53 (retrieved 56 minutes ago)
KHLN 200953Z AUTO 26008KT 10SM CLR 09/M02 A3009 RMK AO2 SLP188 T00941017
Closest aviation forecast (TAF) to Duncan Airport
Closest forecast is Helena Regional Airport, 8.2 nm (15.2 km) ENE.
2026/03/20 06:28 (retrieved 4 hours ago)
TAF KHLN 200526Z 2006/2106 22007KT P6SM SCT200 FM201800 25015G36KT P6SM SCT200 FM202200 26020G43KT P6SM SCT200 FM210300 26011KT P6SM SCT200