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.
2026/06/11 03:53 (retrieved 1 hour ago)
KHLN 110353Z 29011KT 10SM SCT049 OVC065 11/02 A3002 RMK AO2 SLP173 T01060017
Closest aviation forecast (TAF) to Duncan Airport
Closest forecast is Helena Regional Airport, 8.2 nm (15.2 km) ENE.
2026/06/11 00:48 (retrieved 4 hours ago)
TAF KHLN 102345Z 1100/1124 29022G34KT P6SM BKN090 FM111200 26007KT P6SM BKN050 FM112000 27012KT P6SM FEW250