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Cannonsville Reservoir is a reservoir located in New York. At around 4,703 acres (about 7 square miles), it is a mid-sized waterbody. Fish documented in the area include Brown Trout, Bluegill, Rainbow Trout, and Smallmouth Bass. Nearby alternatives include Aylesworth Creek Lake, Lake Wallenpaupack, and Ashokan Reservoir. For this location, LakeRadar tracks an hourly and 7-day forecast, wind and gust outlook, fishing conditions, and activity scores for boating, paddling, and swimming. Use the conditions and forecast on this page to decide when to go boating, fishing, or paddling at Cannonsville Reservoir.
Updated
No active alerts for this lake as of the last check (Oct 9, 10:13 AM EDT). Alerts are re-checked automatically; see the official source for updates.
Best excellent fishing window, averaging 90/100 across these hours. Measured water temperature 59°F. Provisional data. Wind 1 mph from the southeast. Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a | 7a | 8a | 9a | 10a | 11a | 12p | 1p |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 51° | 54° | 56° | 58° | 59° | 59° | 60° | 59° | 56° | 53° | 50° | 49° | 48° | 47° | 46° | 45° | 44° | 43° | 41° | 41° | 40° | 39° | 40° | 44° |
| Wind (kts) | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 6 | 5 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Direction | W | W | W | W | NW | W | W | W | W | W | W | W | W | W | W | — | — | — | — | — | — | — | — | — |
| Gusts (kts) | 12 | 15 | 17 | 17 | 17 | 17 | 17 | 15 | 12 | 8 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Precip % | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 10 AM EDT | 51°F | 7 mph W (270°) | 14 mph | 0% | 0% | Sunny |
| Fri, 11 AM EDT | 54°F | 8 mph W (270°) | 17 mph | 0% | 9% | Sunny |
| Fri, 12 PM EDT | 56°F | 9 mph W (270°) | 20 mph | 0% | 5% | Sunny |
| Fri, 1 PM EDT | 58°F | 10 mph W (270°) | 20 mph | 0% | 4% | Sunny |
| Fri, 2 PM EDT | 59°F | 10 mph NW (315°) | 20 mph | 0% | 5% | Sunny |
| Fri, 3 PM EDT | 59°F | 10 mph W (270°) | 20 mph | 0% | 5% | Sunny |
| Fri, 4 PM EDT | 60°F | 10 mph W (270°) | 20 mph | 0% | 4% | Sunny |
| Fri, 5 PM EDT | 59°F | 7 mph W (270°) | 17 mph | 0% | 3% | Sunny |
| Fri, 6 PM EDT | 56°F | 6 mph W (270°) | 14 mph | 0% | 10% | Mostly Clear |
| Fri, 7 PM EDT | 53°F | 2 mph W (270°) | 9 mph | 0% | 9% | Mostly Clear |
| Fri, 8 PM EDT | 50°F | 2 mph W (270°) | 6 mph | 0% | 6% | Mostly Clear |
| Fri, 9 PM EDT | 49°F | 1 mph W (270°) | 5 mph | 0% | 10% | Mostly Clear |
| Fri, 10 PM EDT | 48°F | 1 mph W (270°) | 5 mph | 0% | 10% | Mostly Clear |
| Fri, 11 PM EDT | 47°F | 1 mph W (270°) | 4 mph | 0% | 13% | Mostly Clear |
| Sat, 12 AM EDT | 46°F | 1 mph W (270°) | 4 mph | 0% | 13% | Mostly Clear |
| Sat, 1 AM EDT | 45°F | Calm | 2 mph | 0% | 24% | Mostly Clear |
| Sat, 2 AM EDT | 44°F | Calm | 2 mph | 0% | 38% | Partly Cloudy |
| Sat, 3 AM EDT | 43°F | Calm | 1 mph | 0% | 29% | Patchy Fog |
| Sat, 4 AM EDT | 41°F | Calm | 1 mph | 0% | 40% | Areas Of Fog |
| Sat, 5 AM EDT | 41°F | Calm | 1 mph | 0% | 36% | Areas Of Fog |
| Sat, 6 AM EDT | 40°F | Calm | 1 mph | 0% | 50% | Areas Of Fog |
| Sat, 7 AM EDT | 39°F | Calm | 1 mph | 0% | 42% | Areas Of Fog |
| Sat, 8 AM EDT | 40°F | Calm | 1 mph | 0% | 52% | Areas Of Fog |
| Sat, 9 AM EDT | 44°F | Calm | 1 mph | 0% | 38% | Mostly Sunny |
| Sat, 10 AM EDT | 50°F | Calm | 2 mph | 0% | 45% | Mostly 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) | 61° | 39° | 64° | 47° | 59° | 53° | 65° | 53° | 65° | 46° | 59° | 41° | 60° | 45° |
| Wind | NW 7 to 10 mph | NW 0 to 6 mph | SW 1 mph | SE 3 mph | SE 3 to 7 mph | E 1 to 6 mph | N 3 mph | NW 2 mph | SW 1 to 6 mph | NW 6 mph | NW 7 mph | N 1 to 5 mph | W 1 to 5 mph | S 6 mph |
| Gusts | 20 mph | 14 mph | 5 mph | 10 mph | 16 mph | 16 mph | 10 mph | 8 mph | 14 mph | 15 mph | 15 mph | 13 mph | 12 mph | 12 mph |
| Precip % | 0% | 0% | 0% | 2% | 91% | 91% | 36% | 14% | 43% | 43% | 11% | 9% | 10% | 25% |
| Forecast |
CANNONSVILLE RESERVOIR NEAR KELSEY NY · Oct 9, 12:30 AM UTC
Nearby river temperature: 53.2°F at WEST BRANCH DELAWARE RIVER AT STILESVILLE NY (2.1 mi away) · Oct 9, 12:45 AM UTC
Good for fishing (86/100), from 6 available inputs. Supporting this: Wind 7 mph from the west. Measured water temperature 59°F. Provisional data. Not available from a verified source for this lake: pressure trend. Confidence is moderate (73%) because some inputs are unavailable or older than ideal.
Excellent for boating (91/100), from 4 available inputs. Supporting this: Wind 7 mph from the west. No active official alerts for this lake. 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 (87/100), from 4 available inputs. Supporting this: Wind 7 mph from the W is workable but not ideal. No active official alerts for this lake. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Good for kayaking (75/100), from 5 available inputs. Supporting this: Wind 7 mph from the west. No active official alerts for this lake. Combined air and water temperature is 110°F (below the 120°F safety guideline). Thermal protection recommended for paddle craft. Confidence is high (90%).
Surface water measured at 59°F. Cold shock reflex presents an immediate drowning risk.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of NY Parks & Wildlife Authority. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Cannonsville Reservoir is an important freshwater reservoir in NY, overseen by state and local natural resource agencies to balance public recreation with natural resource stewardship. The waterbody offers excellent conditions for sport fishing, cruising, and paddling during favorable weather windows. Checking real-time water levels and ramp clearances ensures safe navigation along the shoreline.
Valid freshwater sport fishing license issued by New York State Department of Environmental Conservation (NYSDEC) 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 Brown Trout, Bluegill, Rainbow Trout, Smallmouth Bass. 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 Cannonsville Reservoir 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, 10:13 AM EDT