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Onota Lake is one of the lakes LakeRadar tracks in Massachusetts. Fish documented in the area include Brown Trout, Brook Trout, Largemouth Bass, and Pumpkinseed Sunfish. At around 617 acres, it is a modest waterbody. Water data on this page comes from a mapped monitoring station near the lake. Below you will find an hourly and 7-day forecast, wind and gust outlook, water readings, fishing conditions, and activity scores for boating, paddling, and swimming. If you are planning a trip, Harriman Reservoir, Quabbin Reservoir, and Bantam Lake are also nearby. This page combines the live forecast, wind, and conditions for Onota Lake so you can plan a visit.
Updated
No active alerts for this lake as of the last check (Oct 9, 8:08 AM EDT). Alerts are re-checked automatically; see the official source for updates.
Overall Excellent (90/100) across 4 activities. Best right now: Boating (98/100).
How the score is calculated →Best excellent fishing window, averaging 91/100 across these hours. Wind 0 mph from the southwest. Dusk hours (18:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 44° | 47° | 52° | 56° | 57° | 59° | 60° | 60° | 61° | 59° | 57° | 54° | 50° | 48° | 48° | 47° | 46° | 45° | 43° | 42° | 40° | 39° | 38° | 38° |
| Wind (kts) | 3 | 5 | 8 | 10 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 0 | 0 |
| Direction | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | NW | — | — |
| Gusts (kts) | 7 | 11 | 16 | 20 | 22 | 24 | 24 | 25 | 24 | 22 | 19 | 14 | 10 | 8 | 7 | 7 | 7 | 5 | 5 | 4 | 3 | 2 | 2 | 2 |
| Precip % | 0% | 1% | 1% | 1% | 3% | 3% | 2% | 1% | 1% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 8 AM EDT | 44°F | 3 mph W (270°) | 8 mph | 0% | 4% | Sunny |
| Fri, 9 AM EDT | 47°F | 6 mph W (270°) | 13 mph | 1% | 8% | Sunny |
| Fri, 10 AM EDT | 52°F | 9 mph W (270°) | 18 mph | 1% | 26% | Mostly Sunny |
| Fri, 11 AM EDT | 56°F | 12 mph W (270°) | 23 mph | 1% | 27% | Mostly Sunny |
| Fri, 12 PM EDT | 57°F | 13 mph W (270°) | 25 mph | 3% | 31% | Mostly Sunny |
| Fri, 1 PM EDT | 59°F | 14 mph W (270°) | 28 mph | 3% | 34% | Mostly Sunny |
| Fri, 2 PM EDT | 60°F | 14 mph W (270°) | 28 mph | 2% | 31% | Mostly Sunny |
| Fri, 3 PM EDT | 60°F | 13 mph W (270°) | 29 mph | 1% | 17% | Sunny |
| Fri, 4 PM EDT | 61°F | 12 mph W (270°) | 28 mph | 1% | 9% | Sunny |
| Fri, 5 PM EDT | 59°F | 10 mph W (270°) | 25 mph | 0% | 5% | Sunny |
| Fri, 6 PM EDT | 57°F | 8 mph W (270°) | 22 mph | 0% | 6% | Mostly Clear |
| Fri, 7 PM EDT | 54°F | 6 mph W (270°) | 16 mph | 0% | 3% | Clear |
| Fri, 8 PM EDT | 50°F | 5 mph W (270°) | 12 mph | 0% | 18% | Mostly Clear |
| Fri, 9 PM EDT | 48°F | 5 mph W (270°) | 9 mph | 0% | 6% | Mostly Clear |
| Fri, 10 PM EDT | 48°F | 5 mph W (270°) | 8 mph | 0% | 9% | Mostly Clear |
| Fri, 11 PM EDT | 47°F | 5 mph W (270°) | 8 mph | 0% | 13% | Mostly Clear |
| Sat, 12 AM EDT | 46°F | 3 mph W (270°) | 8 mph | 0% | 5% | Clear |
| Sat, 1 AM EDT | 45°F | 3 mph W (270°) | 6 mph | 0% | 8% | Mostly Clear |
| Sat, 2 AM EDT | 43°F | 2 mph W (270°) | 6 mph | 0% | 4% | Clear |
| Sat, 3 AM EDT | 42°F | 2 mph W (270°) | 5 mph | 0% | 17% | Mostly Clear |
| Sat, 4 AM EDT | 40°F | 1 mph W (270°) | 4 mph | 0% | 19% | Patchy Fog |
| Sat, 5 AM EDT | 39°F | 1 mph NW (315°) | 2 mph | 0% | 26% | Patchy Fog |
| Sat, 6 AM EDT | 38°F | Calm | 2 mph | 0% | 21% | Patchy Fog |
| Sat, 7 AM EDT | 38°F | Calm | 2 mph | 0% | 37% | Patchy Fog |
| Sat, 8 AM EDT | 39°F | Calm | 2 mph | 0% | 38% | Patchy Fog |
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) | 62° | 37° | 62° | 42° | 62° | 50° | 66° | 50° | 64° | 46° | 59° | 40° | 59° | 43° |
| Wind | W 3 to 14 mph | W 1 to 8 mph | NW 0 to 3 mph | E 2 mph | SE 2 to 7 mph | E 5 mph | N 5 mph | W 0 to 3 mph | SW 1 to 8 mph | W 7 to 12 mph | NW 12 mph | NW 2 to 8 mph | W 5 mph | SW 3 to 7 mph |
| Gusts | 29 mph | 22 mph | 7 mph | 6 mph | 14 mph | 10 mph | 7 mph | 6 mph | 15 mph | 17 mph | 20 mph | 15 mph | 8 mph | 7 mph |
| Precip % | 3% | 0% | 0% | 0% | 63% | 97% | 70% | 12% | 37% | 42% | 23% | 5% | 8% | 20% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Onota Lake. Not available from a verified source for this lake.
Good for fishing (89/100), from 5 available inputs. Supporting this: Wind 3 mph from the west. Morning hours (08:00 local). 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.
Excellent for boating (98/100), from 4 available inputs. Supporting this: Wind 3 mph from the west. Gusts to 8 mph. 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.
Fair for sailing (72/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Gusts exceed sustained wind by 5 mph, making the breeze puffy. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (95/100), from 5 available inputs. Supporting this: Wind 3 mph from the west. Gusts to 8 mph. 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 MA Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
As a prominent feature of MA's hydrographic network, Onota Lake provides rewarding recreation for both motorized craft and paddleboarders. Its channels and bays offer shelter from prevailing winds and fertile habitat for regional sportfish. Review state fishing license requirements and local launch regulations before putting in.
Valid freshwater sport fishing license issued by Massachusetts Division of Fisheries and Wildlife (MassWildlife) is required for anglers age 15+. 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 Brown Trout, Brook Trout, Largemouth Bass, Pumpkinseed Sunfish. 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.
Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.
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 Onota 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, 8:08 AM EDT