Sebago Lake is at 262.5 ft and rose 0.0 ft in the last day.

Current Water Level

262.5 ft

80.01 m · Lake surface elevation

+0.01 ft (rising) Rising

Compared with the reading at Nov 2, 2:15 PM

Delayed
Measured
Nov 3, 2026 2:15 PM EST
Retrieved
Nov 3, 2026 2:50 PM EST
Data Source
USGS (opens in a new tab)
Datum
NGVD 29

Water Level Chart

262.4262.5262.5262.6262.6262.7Oct 27Oct 28Oct 29Oct 31Nov 1Nov 2Nov 3Elevation (ft)

Lake surface elevation from Oct 27, 2026 to Nov 3, 2026: started at 262.62 ft and ended at 262.49 ft; low 262.45 ft, high 262.63 ft.

Gaps in the line are periods with no readings; they are not filled in. View data table

24 Hour Change

+0.01 ft (rising)

from 262.48 ft on Nov 2

7 Day Change

−0.13 ft (falling)

from 262.62 ft on Oct 27

30 Day Change

n/a change not available

No comparable reading

Conditions & Warnings

Forecast

  • This Afternoon63°FIsolated Rain ShowersSE 5 mph17% rain
  • Tonight46°FIsolated Rain Showers then Mostly CloudyNE 0 to 5 mph21% rain
  • Wednesday74°FMostly SunnySW 0 to 5 mph6% rain
  • Wednesday Night52°FPartly CloudySW 10 mph3% rain

National Weather Service forecast near Standish, ME, retrieved 38 minutes ago.

Water Temperature

No official water temperature gauge is linked to this lake.

Drought

See current drought conditions for Maine from the U.S. Drought Monitor.

drought.gov

No active National Weather Service warnings for this location as of 38 minutes ago.

About Sebago Lake

Deep lake in southern Maine that serves as the public water supply for the Portland area.

Sebago Lake Location

Sebago LakeCumberland County, Maine

Map location is approximate. Map data © OpenStreetMap contributors.

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Official Source & Methodology

  • Lake surface elevation U.S. Geological Survey Water Data · ID 01063995 · NGVD 29 Official page

The headline number is the lake surface elevation reported by U.S. Geological Survey Water Data (typically every 15 minutes (provisional data)). The "Measured" time is when the agency recorded it; "Retrieved" is when this site last downloaded it.

Recent readings are provisional and may be revised by the agency. Wind, waves and dam operations can change the level between readings. This page is not a flood warning or navigation service; for safety information contact the lake operator and the National Weather Service.

Gauge verified 2026-10-28: Sebago Lake near North Windham, Maine read 262.60 ft. Coordinates are the gauge location. Confirm reference levels with the operator before publishing.

Read our methodology

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