Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Big Flat Airport
Closest report is Lemhi County Airport, 9.4 nm (17.4 km) S.
2026/09/15 18:56 (retrieved 45 minutes ago)
KSMN 151856Z AUTO 31004KT 10SM CLR 16/03 A3004 RMK AO2 SLP166 T01610028
Closest aviation forecast (TAF) to Big Flat Airport
Closest forecast is Lemhi County Airport, 9.4 nm (17.4 km) S.
2026/09/15 18:22 (retrieved 1 hour ago)
TAF KSMN 151720Z 1518/1618 VRB02KT P6SM SKC FM152000 36006KT P6SM SCT150 FM160200 VRB02KT P6SM BKN170