Winter Storm — Sagadahoc, Maine

2023-03-04 · Sagadahoc, Maine

Event narrative

Snow overspread the Midcoast early on the morning of the 4th. Snowfall quickly became moderate to heavy through the early afternoon hours. Snow quickly came to an end during the afternoon as low pressure moved into the northwest Atlantic and flow become more northwesterly, downsloping off the mountains. Snowfall totals ranged from 10 to 14 inches.

Wider weather episode

Strong low pressure moved into the Ohio River Valley during the day on the 3rd. As it occluded, secondary low pressure began to develop near the Virginia Tidewater along the warm front. The secondary low pressure became dominant early on the 4th, and slowed down as it paralleled the southern New England coastline. Snow was quick to become moderate to heavy in strong warm air advection, eventually transitioning to a band of snow that paralleled the east to northeast storm track. Late on the 4th, low pressure pulled off to the northeast over the Canadian Maritimes.

Source: NOAA Storm Events Database, event_id 1088911. Narrative written by the NWS forecast office that issued the report.