Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Current aviation weather report (METAR) for Marathon Airport
2026/10/05 21:00 (retrieved 1 hour ago)
CYSP 052100Z 25007KT 15SM FEW031 SCT250 SCT280 09/02 A3019 RMK CU2CI1CC1 CC TR LAST STFD OBS/NEXT 061200Z SLP237
Aviation forecast (TAF) for Marathon Airport
Forecast is more than 6 hours old.
2026/10/05 14:00 (retrieved 8 hours ago)
TAF CYSP 051340Z 0514/0521 34010KT P6SM FEW020 TEMPO 0514/0516 BKN020 FM051700 34010KT P6SM SCT030 FM052000 34008KT P6SM BKN040 RMK NXT FCST BY 061400Z