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.
2026/03/19 05:53 (retrieved 27 minutes ago)
KHLN 190553Z AUTO 21005KT 10SM CLR 10/M05 A3009 RMK AO2 SLP196 T01001050 10178 20078 51004
Closest aviation forecast (TAF) to Duncan Airport
Closest forecast is Helena Regional Airport, 8.2 nm (15.2 km) ENE.
2026/03/19 06:22 (retrieved 0 seconds ago)
TAF KHLN 190520Z 1906/2006 20007KT P6SM BKN250 FM191700 24014G26KT P6SM SCT250 FM200000 26010G26KT P6SM SCT250 FM200300 VRB06KT P6SM SCT250