With a significant winter storm impacting the region on Tuesday, here’s a look at the expected timing of the nor’easter:

7 a.m. — After a mix of rain and snow overnight, there should be a full changeover to snow across the region.

9 a.m. — The snowfall rates are expected to start increasing, with rates as high as 2 inches per hour possible. The worst of the snow should last through the early afternoon. The bullseye zone will be over southeastern Massachusetts.

2 p.m. — Coastal flooding and beach erosion will be possible during the afternoon high tide across eastern Massachusetts. Heavy snow and gusty winds may lead to power outages.

Related Articles

Will the nor’easter be a bust in Massachusetts? Blizzard conditions, power outages possible: Where’s the jackpot snow zone?

Boston declares snow emergency; Healey tells non-essential state employees to stay home

It’s a nor’easter, kid! Up to a foot of snow possible Tuesday

Massachusetts winter storm watch: ‘Significant snowfall’ likely Monday into Tuesday

Nor’easter could dump ‘significant snowfall’ across Massachusetts, bombogenesis is possible

5 p.m. — Snow should come to an end, and road conditions are expected to improve.