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Official National Weather Service (NWS) point forecast and real-time wind conditions for Lake Winnipesaukee (New Hampshire). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 63°F · Low 47°F
Peak gusts: 3 mph · Lake surface chop expected
Humidity: 73% · Barometer: 29.94 inHg
USGS water monitoring available for Lake Winnipesaukee.
Excellent for boating (91/100), from 4 available inputs. Supporting this: Wind 5 mph from the south. Gusts to 10 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 (87/100), from 5 available inputs. Supporting this: Wind 5 mph from the south. Dusk hours (19:00 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 (91/100), from 5 available inputs. Supporting this: Wind 5 mph from the south. Gusts to 10 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. Wind 5 mph from the south. Working against it: Air temperature 56°F. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 7 PM | 56°F | 5 mph | S | ⚡ 10 mph | 39% | Scattered Rain Showers |
| 8 PM | 55°F | 5 mph | S | ⚡ 9 mph | 59% | Light Rain Likely |
| 9 PM | 52°F | 5 mph | S | ⚡ 7 mph | 68% | Light Rain Likely |
| 10 PM | 52°F | 0 mph | — | ⚡ 2 mph | 91% | Light Rain |
| 11 PM | 51°F | 0 mph | — | ⚡ 2 mph | 93% | Light Rain |
| 12 AM | 50°F | 0 mph | — | ⚡ 2 mph | 93% | Light Rain |
| 1 AM | 50°F | 0 mph | — | ⚡ 2 mph | 91% | Light Rain |
| 2 AM | 50°F | 0 mph | — | ⚡ 2 mph | 67% | Light Rain Likely |
| 3 AM | 49°F | 0 mph | — | ⚡ 2 mph | 58% | Light Rain Likely |
| 4 AM | 49°F | 0 mph | — | ⚡ 2 mph | 44% | Scattered Rain Showers |
| 5 AM | 48°F | 0 mph | — | ⚡ 5 mph | 9% | Cloudy |
| 6 AM | 47°F | 0 mph | — | ⚡ 5 mph | 8% | Cloudy |
| 7 AM | 48°F | 0 mph | — | ⚡ 5 mph | 7% | Mostly Cloudy |
| 8 AM | 49°F | 5 mph | W | ⚡ 7 mph | 2% | Mostly Cloudy |
| 9 AM | 50°F | 5 mph | W | ⚡ 7 mph | 1% | Partly Sunny |
| 10 AM | 54°F | 0 mph | — | ⚡ 5 mph | 1% | Sunny |
| 11 AM | 59°F | 0 mph | — | ⚡ 5 mph | 1% | Sunny |
| 12 PM | 63°F | 5 mph | W | ⚡ 7 mph | 1% | Sunny |
| 1 PM | 65°F | 5 mph | W | ⚡ 7 mph | 1% | Sunny |
| 2 PM | 68°F | 5 mph | W | ⚡ 12 mph | 1% | Sunny |
| 3 PM | 67°F | 5 mph | NW | ⚡ 14 mph | 2% | Sunny |
| 4 PM | 67°F | 10 mph | NW | ⚡ 16 mph | 3% | Sunny |
| 5 PM | 66°F | 5 mph | NW | ⚡ 14 mph | 3% | Sunny |
| 6 PM | 64°F | 5 mph | NW | ⚡ 14 mph | 3% | Mostly 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.
Scattered rain showers before 8pm, then rain between 8pm and 4am, then scattered rain showers between 4am and 5am. Cloudy, with a low around 47. Southeast wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly sunny, with a high near 69. West wind 0 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers between midnight and 5am, then rain likely. Mostly cloudy, with a low around 45. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Rain. Cloudy, with a high near 52. East wind 5 to 10 mph. Chance of precipitation is 90%.
Rain before 8pm, then rain and a slight chance of thunderstorms between 8pm and 11pm, then rain showers likely. Cloudy, with a low around 52. South wind 5 to 10 mph. Chance of precipitation is 90%.
A slight chance of rain showers before 8am. Partly sunny, with a high near 65.
Partly cloudy, with a low around 45.
Mostly sunny, with a high near 57.
A slight chance of rain showers after 5am. Partly cloudy, with a low around 39.
Rain showers likely. Partly sunny, with a high near 54. Chance of precipitation is 70%.
Rain showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 70%.
A chance of rain showers before 11am. Partly sunny, with a high near 47. Chance of precipitation is 40%.
Mostly cloudy, with a low around 32.
Mostly sunny, with a high near 46.
Lake Winnipesaukee currently reports 40°F with wind velocity near 2 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 Lake Winnipesaukee 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 GYX) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Lake Winnipesaukee 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 Lake Winnipesaukee Water Level & Temperature page.
View Lake Winnipesaukee Water Level & Temperature →