Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Granitehill Lake Seaplane Base
Closest report is Marathon Airport, 49.7 nm (92.0 km) WSW.
2026/07/23 19:00 (retrieved 19 minutes ago)
CYSP 231900Z 24005KT 200V300 15SM FEW030TCU FEW120 SCT150 BKN260 14/10 A3000 RMK TCU1AC2AC2CI1 TCU TR TCU SE SLP167
Closest aviation forecast (TAF) to Granitehill Lake Seaplane Base
Closest forecast is Marathon Airport, 49.7 nm (92.0 km) WSW.
2026/07/23 14:00 (retrieved 5 hours ago)
TAF CYSP 231340Z 2314/2321 VRB03KT P6SM FEW090 BKN110 TEMPO 2314/2321 6SM FU RMK NXT FCST BY 241400Z