N3 — outside your level filter
from A through B — one stretch of time or space, with the event scattered across it
今夜から明日の朝にかけて、強い雨が降るでしょう。
kon'ya kara asu no asa ni kakete, tsuyoi ame ga furu deshou.
Heavy rain is expected from tonight through tomorrow morning. neutral
六月から七月にかけて、この辺はあじさいがきれいだよ。
rokugatsu kara shichigatsu ni kakete, kono hen wa ajisai ga kirei da yo.
From June into July the hydrangeas around here are lovely. casual
Variants
にかけてのnikaketeno+名詞adnominal
の instead of a comma, and the whole stretch modifies the noun that follows — 関東から東北にかけての広い範囲.
〜から〜にかけて
からにかけてkara ni kaketeN3neutral