最大 さいだい瞬間 しゅんかん風速 ふうそくでしょう
saidaishunkanfū sokudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 最大瞬間風速

1. Probably the maximum instantaneous wind speed.; Likely the peak wind speed.

Polite
Presumptive
Conjecture