Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Current aviation weather report (METAR) for Marathon Airport
2026/09/15 15:37 (retrieved 20 minutes ago)
CYSP 151537Z 22004G18KT 3SM BR BKN004 OVC027 14/14 A2971 RMK ST7SC1 SLP068 DENSITY ALT 1400FT
Aviation forecast (TAF) for Marathon Airport
2026/09/15 14:00 Ammendment (retrieved 2 hours ago)
TAF AMD CYSP 151440Z 1514/1521 18008G18KT 3/4SM -RA BR OVC002 TEMPO 1514/1517 3SM BR OVC005 FM151700 18008G18KT 3/4SM BR OVC002 TEMPO 1517/1518 6SM BR SCT002 OVC015 FM151800 24015G30KT 5SM -RA BR OVC020 TEMPO 1518/1520 P6SM NSW OVC025 FM152000 27015G25KT P6SM OVC025 TEMPO 1520/1521 OVC020 RMK NXT FCST BY 161400Z