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Chesuncook Lake is one of the lakes LakeRadar tracks in Maine. It covers roughly 25,183 surface acres (about 39 square miles). Nearby alternatives include Moosehead Lake. The page brings together an hourly and 7-day forecast, wind and gust outlook, and activity scores for boating, paddling, and swimming. Check the hourly forecast and activity outlook below before heading out to Chesuncook Lake.
Updated
Latest source update is older than expected. Use caution and check the official source.
The last automated check (Oct 9, 10:21 AM EDT) found no active alerts for this lake, but that check is older than LakeRadar's alert freshness window, so the current alert status could not be confirmed.
Confirm before heading out: official alerts for this area or weather.gov/alerts. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
Overall Good (81/100) across 4 activities. Best right now: Sailing (88/100).
How the score is calculated →Best excellent fishing window, averaging 90/100 across these hours. Wind 5 mph from the south. Dawn hours (07:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 46° | 48° | 49° | 51° | 52° | 51° | 48° | 45° | 42° | 39° | 38° | 37° | 37° | 36° | 35° | 34° | 33° | 32° | 31° | 31° | 32° | 33° | 35° | 38° |
| Wind (kts) | 9 | 10 | 10 | 11 | 11 | 10 | 10 | 9 | 7 | 6 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 |
| Direction | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | NW |
| Gusts (kts) | 17 | 18 | 19 | 19 | 20 | 19 | 18 | 16 | 14 | 11 | 10 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 17 |
| Precip % | 20% | 24% | 27% | 31% | 31% | 32% | 27% | 22% | 14% | 6% | 4% | 3% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 11 AM EDT | 46°F | 10 mph W (270°) | 20 mph | 20% | 61% | Isolated Rain Showers |
| Fri, 12 PM EDT | 48°F | 12 mph W (270°) | 21 mph | 24% | 66% | Isolated Rain Showers |
| Fri, 1 PM EDT | 49°F | 12 mph W (270°) | 22 mph | 27% | 71% | Scattered Rain Showers |
| Fri, 2 PM EDT | 51°F | 13 mph W (270°) | 22 mph | 31% | 76% | Scattered Rain Showers |
| Fri, 3 PM EDT | 52°F | 13 mph W (270°) | 23 mph | 31% | 69% | Scattered Rain Showers |
| Fri, 4 PM EDT | 51°F | 12 mph W (270°) | 22 mph | 32% | 62% | Scattered Rain Showers |
| Fri, 5 PM EDT | 48°F | 12 mph W (270°) | 21 mph | 27% | 55% | Scattered Rain Showers |
| Fri, 6 PM EDT | 45°F | 10 mph W (270°) | 18 mph | 22% | 50% | Isolated Rain Showers |
| Fri, 7 PM EDT | 42°F | 8 mph W (270°) | 16 mph | 14% | 45% | Partly Cloudy |
| Fri, 8 PM EDT | 39°F | 7 mph W (270°) | 13 mph | 6% | 40% | Partly Cloudy |
| Fri, 9 PM EDT | 38°F | 6 mph W (270°) | 12 mph | 4% | 36% | Partly Cloudy |
| Fri, 10 PM EDT | 37°F | 6 mph W (270°) | 12 mph | 3% | 31% | Partly Cloudy |
| Fri, 11 PM EDT | 37°F | 6 mph W (270°) | 10 mph | 1% | 26% | Partly Cloudy |
| Sat, 12 AM EDT | 36°F | 6 mph W (270°) | 12 mph | 1% | 24% | Patchy Frost |
| Sat, 1 AM EDT | 35°F | 6 mph W (270°) | 13 mph | 1% | 23% | Patchy Frost |
| Sat, 2 AM EDT | 34°F | 7 mph W (270°) | 14 mph | 1% | 22% | Areas Of Frost |
| Sat, 3 AM EDT | 33°F | 8 mph W (270°) | 15 mph | 1% | 16% | Areas Of Frost |
| Sat, 4 AM EDT | 32°F | 8 mph W (270°) | 16 mph | 1% | 10% | Areas Of Frost |
| Sat, 5 AM EDT | 31°F | 8 mph W (270°) | 16 mph | 1% | 4% | Areas Of Frost |
| Sat, 6 AM EDT | 31°F | 8 mph W (270°) | 16 mph | 0% | 4% | Areas Of Frost |
| Sat, 7 AM EDT | 32°F | 8 mph W (270°) | 16 mph | 0% | 4% | Areas Of Frost |
| Sat, 8 AM EDT | 33°F | 8 mph W (270°) | 16 mph | 0% | 5% | Areas Of Frost |
| Sat, 9 AM EDT | 35°F | 9 mph W (270°) | 17 mph | 0% | 7% | Sunny |
| Sat, 10 AM EDT | 38°F | 10 mph NW (315°) | 20 mph | 0% | 10% | Sunny |
| Sat, 11 AM EDT | 41°F | 12 mph NW (315°) | 21 mph | 0% | 12% | Sunny |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | Today October 9, 2026 | Tonight October 9, 2026 | Saturday October 10, 2026 | Saturday Night October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 | Thursday Night October 15, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 53° | 30° | 52° | 29° | 65° | 44° | 61° | 37° | 52° | 34° | 53° | 32° | 54° | 32° |
| Wind | W 9 to 13 mph | W 6 to 10 mph | NW 8 to 13 mph | W 1 to 7 mph | S 3 to 9 mph | SW 7 mph | W 6 mph | NE 7 mph | SE 8 mph | NE 8 mph | NW 7 to 10 mph | NW 5 to 9 mph | NW 7 mph | W 5 mph |
| Gusts | 23 mph | 18 mph | 22 mph | 12 mph | 17 mph | 14 mph | 12 mph | 17 mph | 20 mph | 22 mph | 22 mph | 22 mph | 17 mph | 14 mph |
| Precip % | 32% | 22% | 0% | 0% | 0% | 6% | 15% | 71% | 75% | 73% | 33% | 9% | 8% | 17% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Chesuncook Lake. Not available from a verified source for this lake.
Good for fishing (79/100), from 5 available inputs. Supporting this: Wind 10 mph from the west. Sky is mostly cloudy (61% cloud cover). Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Good for boating (81/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Wind 10 mph from the west. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Good for sailing (88/100), from 4 available inputs. Supporting this: Wind 10 mph from the W is in the preferred sailing range. No active official alerts for this lake. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Good for kayaking (79/100), from 5 available inputs. Supporting this: Wind 10 mph from the west. No active official alerts for this lake. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of ME Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Chesuncook Lake serves as a key recreational and ecological freshwater lake in ME, overseen by state and local natural resource agencies. The waterbody supports active boating, angling, and shoreline access throughout the open season. Visitors are encouraged to verify current launch conditions, water levels, and local regulations before heading out onto the water.
Valid freshwater sport fishing license issued by Maine Department of Inland Fisheries and Wildlife (MDIFW) is required for anglers age 16+. Digital license on mobile is accepted.
Current motorized watercraft registration mandatory. Practice Clean, Drain & Dry protocols: drain all livewells and inspect props before launching. Life jackets required for all passengers.
Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Brook Trout, Smallmouth Bass, Mackinaw (Lake Trout), Yellow Perch. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Northern cold winter conditions with freezing air temperatures and potential surface ice formation. Ramps and water systems may be winterized. Confirm open status before visiting.
No external source rows are cited by the data currently shown on this page.
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Chesuncook Lake is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 9, 11:09 AM EDT