Latest news, Oct 26, 2026: Please enjoy the latest BumpySkies newsletter, reflecting on the past year of working on this project.

UAL3870: 7 legs

UAL3870, ORD to LCQ: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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Nelly the groundhog waits by the gate for flight updates.

UAL3870, TPA to MLB: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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UAL3870, EWR to FTW: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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UAL3870, IAB to IAH: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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UAL3870, IAH to INT: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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UAL3870, MLB to IAD: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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UAL3870, SFO to VCV: no forecast yet

It's too early to give you a forecast. I don't yet know the flight plan for this leg of UAL3870, 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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For best results, try it shortly before departure.

(Or, see a random upcoming flight's forecast.)