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Official National Weather Service (NWS) point forecast and real-time wind conditions for Pewaukee Lake (Wisconsin). 24-hour hour-by-hour wind timelines, peak gusts, watercraft recreation safety thresholds, and 7-day marine outlook.
Today: High 78°F · Low 55°F
Peak gusts: 22 mph · Lake surface chop expected
Humidity: 56% · Barometer: 30.09 inHg
USGS water monitoring available for Pewaukee Lake.
Good for boating (76/100), from 4 available inputs. Supporting this: No active official alerts for this lake. 0% chance of precipitation. 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 (82/100), from 5 available inputs. Supporting this: 0% chance of precipitation. Sky is mostly cloudy (40% cloud cover). 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 (75/100), from 5 available inputs. Supporting this: No active official alerts for this lake. 0% chance of precipitation. 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. Not available from a verified source for this lake: water temperature.
| Time | Air Temp | Wind (mph) | Direction | Peak Gusts | Rain Chance | Sky & Conditions |
|---|---|---|---|---|---|---|
| 10 PM | 66°F | 15 mph | S | ⚡ 22 mph | 0% | Partly Cloudy |
| 11 PM | 65°F | 15 mph | S | ⚡ 21 mph | 0% | Partly Cloudy |
| 12 AM | 63°F | 15 mph | S | ⚡ 20 mph | 0% | Mostly Clear |
| 1 AM | 62°F | 10 mph | S | ⚡ 18 mph | 0% | Mostly Clear |
| 2 AM | 60°F | 10 mph | S | ⚡ 17 mph | 0% | Mostly Clear |
| 3 AM | 59°F | 10 mph | S | ⚡ 15 mph | 0% | Mostly Clear |
| 4 AM | 58°F | 5 mph | S | ⚡ 14 mph | 0% | Mostly Clear |
| 5 AM | 57°F | 5 mph | S | ⚡ 12 mph | 0% | Mostly Clear |
| 6 AM | 56°F | 5 mph | S | ⚡ 10 mph | 0% | Sunny |
| 7 AM | 55°F | 5 mph | S | ⚡ 9 mph | 0% | Sunny |
| 8 AM | 56°F | 5 mph | S | ⚡ 9 mph | 0% | Sunny |
| 9 AM | 60°F | 5 mph | S | ⚡ 10 mph | 0% | Sunny |
| 10 AM | 64°F | 5 mph | S | ⚡ 12 mph | 0% | Sunny |
| 11 AM | 68°F | 5 mph | S | ⚡ 13 mph | 0% | Sunny |
| 12 PM | 72°F | 5 mph | S | ⚡ 14 mph | 0% | Sunny |
| 1 PM | 75°F | 5 mph | S | ⚡ 14 mph | 0% | Sunny |
| 2 PM | 77°F | 5 mph | S | ⚡ 14 mph | 0% | Sunny |
| 3 PM | 78°F | 10 mph | S | ⚡ 14 mph | 0% | Sunny |
| 4 PM | 77°F | 10 mph | S | ⚡ 13 mph | 0% | Sunny |
| 5 PM | 75°F | 5 mph | S | ⚡ 12 mph | 0% | Sunny |
| 6 PM | 71°F | 5 mph | S | ⚡ 10 mph | 0% | Clear |
| 7 PM | 68°F | 5 mph | S | ⚡ 10 mph | 0% | Mostly Clear |
| 8 PM | 64°F | 5 mph | S | ⚡ 10 mph | 0% | Mostly Clear |
| 9 PM | 62°F | 5 mph | S | ⚡ 12 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.
Sunny, with a high near 79. South wind around 15 mph, with gusts as high as 30 mph.
Mostly sunny, with a high near 79. South wind around 15 mph, with gusts as high as 30 mph.
Partly cloudy, with a low around 55. South wind 5 to 15 mph, with gusts as high as 30 mph.
Mostly clear, with a low around 55. South wind 5 to 15 mph.
Mostly clear, with a low around 55. South wind 5 to 15 mph.
Sunny, with a high near 78. South wind 5 to 10 mph.
Partly cloudy, with a low around 60. Southwest wind around 5 mph.
Partly sunny, with a high near 80. Southwest wind 5 to 10 mph.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 73. West wind around 10 mph. Chance of precipitation is 30%.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 52. North wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers. Mostly sunny, with a high near 65. Northeast wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.
Pewaukee Lake currently reports 65°F with wind velocity near 11 mph from the S. 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 Pewaukee 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 MKX) high-resolution numerical point-forecast API. LakeRadar uses the official gridpoint for Pewaukee 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 Pewaukee Lake Water Level & Temperature page.
View Pewaukee Lake Water Level & Temperature →