I've been prognosticing you've been prognosticing he's been prognosticing we've been prognosticing you've been prognosticing they've been prognosticing
I'll be prognosticing you'll be prognosticing he'll be prognosticing we'll be prognosticing you'll be prognosticing they'll be prognosticing
Future perfect
I'll have prognosticed you'll have prognosticed he'll have prognosticed we'll have prognosticed you'll have prognosticed they'll have prognosticed
Future perfect continuous
I'll have been prognosticing you'll have been prognosticing he'll have been prognosticing we'll have been prognosticing you'll have been prognosticing they'll have been prognosticing
I'd be prognosticing you'd be prognosticing he'd be prognosticing we'd be prognosticing you'd be prognosticing they'd be prognosticing
Past
I'd have prognosticed you'd have prognosticed he'd have prognosticed we'd have prognosticed you'd have prognosticed they'd have prognosticed
Past continuous
I'd have been prognosticing you'd have been prognosticing he'd have been prognosticing we'd have been prognosticing you'd have been prognosticing they'd have been prognosticing