Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Grand Lake St Marys Seaplane Base
Closest report is Neil Armstrong Airport, 9.2 nm (17.1 km) ESE.
2026/08/14 05:55 (retrieved 23 minutes ago)
KAXV 140555Z AUTO 08003KT 10SM OVC031 21/21 A3002 RMK AO2 LTG DSNT SW
Closest aviation forecast (TAF) to Grand Lake St Marys Seaplane Base
Closest forecast is James M. Cox Dayton International Airport, 40.3 nm (74.7 km) SSE.
2026/08/14 06:30 (retrieved 0 seconds ago)
TAF KDAY 140527Z 1406/1506 VRB04KT 5SM -SHRA BR BKN035 TEMPO 1406/1409 2SM -TSRA BKN025CB FM140900 14003KT 3SM -SHRA BR OVC015 TEMPO 1409/1413 2SM TSRA BR OVC008CB FM141300 16004KT 5SM -SHRA BR BKN015 FM141700 25005KT P6SM BKN025 FM142200 03004KT P6SM SCT070