Loading page content…
Loading page content…
Loading lake conditions…
Official National Weather Service (NWS) point forecast and real-time wind conditions for Great Sacandaga Lake (New York). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 55°F · Low 45°F
Peak gusts: 4 mph · Lake surface chop expected
Humidity: 64% · Barometer: 29.92 inHg
USGS water monitoring available for Great Sacandaga Lake.
Excellent for boating (99/100), from 4 available inputs. Supporting this: Wind 1 mph from the southeast. Gusts to 2 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.
Good for fishing (89/100), from 5 available inputs. Supporting this: Wind 1 mph from the southeast. Dawn hours (06:00 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 kayaking (97/100), from 5 available inputs. Supporting this: Wind 1 mph from the southeast. Gusts to 2 mph. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it. Supporting this: No active official alerts for this lake. 0% chance of precipitation. Working against it: Air temperature 45°F. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 6 AM | 45°F | 1 mph | SE | ⚡ 2 mph | 0% | Mostly Cloudy |
| 7 AM | 45°F | 1 mph | SE | ⚡ 4 mph | 0% | Mostly Cloudy |
| 8 AM | 45°F | 2 mph | SE | ⚡ 4 mph | 0% | Mostly Cloudy |
| 9 AM | 47°F | 2 mph | SE | ⚡ 5 mph | 7% | Mostly Cloudy |
| 10 AM | 49°F | 3 mph | SE | ⚡ 7 mph | 15% | Slight Chance Rain Showers |
| 11 AM | 51°F | 3 mph | SE | ⚡ 9 mph | 21% | Slight Chance Rain Showers |
| 12 PM | 53°F | 6 mph | SE | ⚡ 10 mph | 28% | Chance Rain Showers |
| 1 PM | 54°F | 6 mph | SE | ⚡ 12 mph | 34% | Chance Rain Showers |
| 2 PM | 54°F | 6 mph | SE | ⚡ 13 mph | 43% | Chance Rain Showers |
| 3 PM | 54°F | 5 mph | SE | ⚡ 13 mph | 58% | Rain Likely |
| 4 PM | 54°F | 6 mph | SE | ⚡ 13 mph | 72% | Rain Likely |
| 5 PM | 54°F | 5 mph | SE | ⚡ 12 mph | 87% | Rain |
| 6 PM | 54°F | 3 mph | SE | ⚡ 10 mph | 93% | Rain |
| 7 PM | 55°F | 3 mph | E | ⚡ 8 mph | 90% | Rain |
| 8 PM | 55°F | 3 mph | E | ⚡ 6 mph | 95% | Rain |
| 9 PM | 55°F | 3 mph | NE | ⚡ 5 mph | 95% | Rain |
| 10 PM | 54°F | 3 mph | N | ⚡ 5 mph | 99% | Rain |
| 11 PM | 54°F | 3 mph | N | ⚡ 4 mph | 92% | Rain |
| 12 AM | 54°F | 2 mph | N | ⚡ 4 mph | 88% | Rain |
| 1 AM | 54°F | 3 mph | N | ⚡ 4 mph | 71% | Rain Showers Likely |
| 2 AM | 54°F | 3 mph | N | ⚡ 4 mph | 45% | Chance Rain Showers |
| 3 AM | 54°F | 2 mph | N | ⚡ 4 mph | 31% | Chance Rain Showers |
| 4 AM | 53°F | 2 mph | N | ⚡ 4 mph | 26% | Chance Rain Showers |
| 5 AM | 53°F | 2 mph | N | ⚡ 4 mph | 28% | Chance Rain Showers |
Mirror-like to gentle rippled water. Optimal conditions for paddleboarding, kayaking, swimming, and beginner water skiing or wakeboarding.
Pleasant breeze with small wavelets. Great for sailing, pleasure cruising, pontoon boats, and trolling for trout and bass.
Moderate waves with whitecaps likely. Requires skilled boat handling; kayaks, canoes, and stand-up paddleboards should stay close to sheltered bays.
Steep waves, cold spray, and hazardous open water. Avoid small craft voyages. Always check official National Weather Service lake wind advisories.
A chance of rain showers between 10am and 3pm, then rain. Cloudy, with a high near 57. Southeast wind 1 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Rain before 1am, then rain showers likely. Cloudy, with a low around 50. Northeast wind around 3 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
A slight chance of rain showers before 8am. Partly sunny, with a high near 68. Northwest wind 1 to 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 53. Southwest wind 1 to 5 mph. Chance of precipitation is 20%.
A chance of rain showers before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 65. Southeast wind 2 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 8am. Partly sunny, with a high near 62. Chance of precipitation is 30%.
Partly cloudy, with a low around 45.
Mostly sunny, with a high near 58.
A chance of rain showers after 8pm. Partly cloudy, with a low around 42. Chance of precipitation is 40%.
Rain showers likely. Mostly cloudy, with a high near 57. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
A chance of rain showers before 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Mostly cloudy, with a low around 35.
Great Sacandaga Lake currently reports 44°F with wind velocity near 4 mph from the NE. Atmospheric forecasts and 24-hour hour-by-hour wind timelines are updated hourly from the National Weather Service gridpoint matching the lake's coordinates.
At Great Sacandaga Lake and surrounding mountain valleys, diurnal heating of the surrounding terrain causes strong thermal pressure differentials known locally as afternoon breezes (such as the Washoe Zephyr at Lake Tahoe). Wind speeds typically peak between 1:00 PM and 5:00 PM before calming near sunset.
For stand-up paddleboarding (SUP), canoeing, and light kayaks, winds under 7 mph (light breeze) offer the safest, glassiest surface conditions. Between 8–14 mph, small wavelets develop, suitable for sailboats and powerboats. Winds exceeding 15 mph create steep whitecaps and rapid drift; winds over 21 mph warrant small craft warnings.
All weather and wind telemetry is fetched directly from the National Weather Service (NOAA - WFO ALY) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Great Sacandaga Lake without artificial smoothing or third-party estimates.
Yes. Live hydrological sensor readings, 30-day elevation histories, full-pool benchmarks, and USGS station provenance are available on our dedicated Great Sacandaga Lake Water Level & Temperature page.
View Great Sacandaga Lake Water Level & Temperature →