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.
2026/06/12 13:00 (retrieved 50 minutes ago)
CYSP 121300Z 24003KT 170V300 1/8SM FG VV002 07/07 A2954 RMK FG8 SLP014
Closest aviation forecast (TAF) to Granitehill Lake Seaplane Base
Closest forecast is Marathon Airport, 49.7 nm (92.0 km) WSW.
2026/06/12 14:00 (retrieved 0 seconds ago)
TAF CYSP 121340Z 1214/1221 24005KT 1/8SM FG VV002 FM121600 24005KT 3/4SM BR VV003 TEMPO 1216/1218 2 1/2SM BR BKN006 FM121800 21005KT 1SM BR BKN004 BECMG 1218/1220 P6SM NSW FEW006 FM122000 21005KT P6SM FEW006 FEW050 PROB30 1220/1221 2SM BR BKN006 OVC050 RMK NXT FCST BY 131400Z