Latest news, Sep 4, 2026: Ocean-crossing forecasts now apply great-circle math to any long flight segments that have sparse route data, rather than drawing naively Mercator-straight lines. This should improve forecast quality for these flights. Also, I've added Austrian Airlines to the carrier list. 🇦🇹

ASP473: 8 legs

ASP473, YYZ to YFC: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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BumpySkies doesn't know the flight plan yet, so Nelly the groundhog is biding her time in the airport lounge. She'll check again later.

ASP473, TEB to ATL: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, ATL to YUL: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, IAD to YHU: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, EWB to YOW: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, YUL to ORF: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, ORF to YUL: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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ASP473, YQG to YQA: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of ASP473, so I can't give you an accurate forecast right now. Come check again closer to departure time. (Note that sometimes I don't know the flight plan until minutes before boarding!)

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