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Official National Weather Service (NWS) point forecast and real-time wind conditions for Grand Lake Matagamon (Maine). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 49°F · Low 29°F
Peak gusts: 17 mph · Lake surface chop expected
Humidity: 81% · Barometer: 30.10 inHg
USGS water monitoring available for Grand Lake Matagamon.
Good for boating (86/100), from 4 available inputs. Supporting this: Wind 8 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 fishing (84/100), from 5 available inputs. Supporting this: Wind 8 mph from the west. Sky is mostly cloudy (49% cloud cover). Working against it: Air temperature 40°F. 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 kayaking (84/100), from 5 available inputs. Supporting this: Wind 8 mph from the west. No active official alerts for this lake. Working against it: Air temperature 40°F. 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. Wind 8 mph from the west. Working against it: Air temperature 40°F. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 9 PM | 40°F | 8 mph | W | ⚡ 16 mph | 24% | Isolated Rain Showers |
| 10 PM | 39°F | 8 mph | W | ⚡ 16 mph | 23% | Isolated Rain Showers |
| 11 PM | 37°F | 8 mph | W | ⚡ 16 mph | 21% | Isolated Rain Showers |
| 12 AM | 36°F | 9 mph | W | ⚡ 17 mph | 14% | Partly Cloudy |
| 1 AM | 35°F | 9 mph | W | ⚡ 17 mph | 13% | Mostly Clear |
| 2 AM | 34°F | 10 mph | W | ⚡ 20 mph | 7% | Clear |
| 3 AM | 33°F | 10 mph | W | ⚡ 20 mph | 1% | Clear |
| 4 AM | 31°F | 12 mph | W | ⚡ 22 mph | 1% | Clear |
| 5 AM | 30°F | 13 mph | W | ⚡ 23 mph | 1% | Mostly Clear |
| 6 AM | 29°F | 13 mph | W | ⚡ 23 mph | 1% | Sunny |
| 7 AM | 29°F | 13 mph | W | ⚡ 23 mph | 1% | Sunny |
| 8 AM | 34°F | 12 mph | W | ⚡ 22 mph | 0% | Sunny |
| 9 AM | 39°F | 13 mph | W | ⚡ 23 mph | 0% | Sunny |
| 10 AM | 42°F | 14 mph | NW | ⚡ 25 mph | 0% | Sunny |
| 11 AM | 45°F | 13 mph | NW | ⚡ 23 mph | 0% | Sunny |
| 12 PM | 47°F | 13 mph | NW | ⚡ 23 mph | 0% | Sunny |
| 1 PM | 48°F | 13 mph | NW | ⚡ 23 mph | 0% | Sunny |
| 2 PM | 49°F | 13 mph | NW | ⚡ 23 mph | 0% | Sunny |
| 3 PM | 49°F | 12 mph | NW | ⚡ 22 mph | 0% | Sunny |
| 4 PM | 48°F | 12 mph | NW | ⚡ 22 mph | 0% | Sunny |
| 5 PM | 47°F | 9 mph | NW | ⚡ 17 mph | 0% | Sunny |
| 6 PM | 44°F | 7 mph | W | ⚡ 14 mph | 0% | Mostly Clear |
| 7 PM | 41°F | 6 mph | W | ⚡ 12 mph | 0% | Mostly Clear |
| 8 PM | 39°F | 5 mph | W | ⚡ 9 mph | 0% | Clear |
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.
Isolated rain showers before midnight. Mostly clear, with a low around 29. West wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunny, with a high near 51. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Widespread frost after 9pm. Mostly clear, with a low around 28. West wind 1 to 7 mph.
Widespread frost before 9am. Mostly sunny, with a high near 66. South wind 2 to 10 mph.
Mostly cloudy, with a low around 46. Southwest wind around 7 mph.
A chance of rain after 2pm. Partly sunny, with a high near 62. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Rain likely. Mostly cloudy, with a low around 35. Northeast wind around 8 mph. Chance of precipitation is 70%.
Rain likely. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
A chance of rain before 5pm. Partly sunny, with a high near 49. Chance of precipitation is 50%.
Partly cloudy, with a low around 30.
Sunny, with a high near 50.
Partly cloudy, with a low around 30.
A slight chance of rain after noon. Partly sunny, with a high near 51.
Grand Lake Matagamon currently reports 41°F with wind velocity near 6 mph from the W. 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 Grand Lake Matagamon 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 CAR) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Grand Lake Matagamon 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 Grand Lake Matagamon Water Level & Temperature page.
View Grand Lake Matagamon Water Level & Temperature →