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.
2026/08/16 13:56 (retrieved 7 minutes ago)
KSMN 161356Z AUTO 00000KT 10SM CLR 10/09 A3038 RMK AO2 SLP274 T01000089
Closest aviation forecast (TAF) to Big Flat Airport
Closest forecast is Lemhi County Airport, 9.4 nm (17.4 km) S.
2026/08/16 13:00 Ammendment (retrieved 1 hour ago)
TAF AMD KSMN 161257Z 1613/1712 VRB05KT P6SM VCFG FEW100 TEMPO 1613/1615 1SM BR FM161500 VRB03KT P6SM SKC FM162100 VRB04KT P6SM SCT100 PROB30 1621/1624 4SM TSRA BR BKN100CB FM170400 00000KT P6SM SCT250