Lake Altoona is serving up a classic Wisconsin summer day with temperatures climbing from a warm 77°F at 7am to a high of 85°F by midday. Winds start at 15 mph from the southwest, so expect some chop on the water right from the start.

Paddling Window: 7AM to 7PM

Here’s what the day looks like hour by hour: temperatures rise steadily from 77°F at 7am through 80°F by 9am, hitting that 85°F plateau around 11am where they hold through 4pm. The wind story is the one to watch. You’ll see 15 mph southwest winds from 7am through 9am, a brief lull to 10 mph from 10am to noon, then winds pick back up to 15 mph by 1pm before cranking to 20 mph from 4pm through 7pm. Your best paddling window? That 10am to noon stretch when winds drop to 10 mph and conditions are most manageable. After 4pm, those 20 mph gusts will make for a workout.

Through the Day

Early birds launching at 7am will deal with 85% humidity and 15 mph winds—sticky and breezy, but manageable for experienced paddlers. By midday, humidity drops to a more comfortable 67% and winds ease to 10 mph, creating the smoothest water of the day. Late afternoon brings the real challenge: temperatures hold at 85°F but winds ramp up to 20 mph from the south. From 4pm onward, expect significant chop and harder paddling conditions. That 83°F reading at 6pm and 7pm sounds pleasant, but those persistent 20 mph winds will have you earning every stroke.

Why Today Works

This is a day for confident paddlers who don’t mind working against the wind. If you’re looking for things to do in Wisconsin that involve an actual workout, paddleboard rental Wisconsin style on Lake Altoona today will deliver. Beginners should stick to that 10am-noon sweet spot when winds drop to 10 mph, or consider another day entirely.

Visit Details

Lake Altoona kayak rental is available with 6 kayaks on a first-come, first-served basis. Hours are sunrise to sunset, and the kiosk is unstaffed—just scan and paddle.

Should You Come Today?

If you’re an intermediate to advanced paddler looking for sunny skies and don’t mind battling 15-20 mph winds, today’s your day. Beginners and casual paddlers: aim for that midday window or wait for calmer conditions.

Weather & Safety Disclaimer: This forecast is based on current data and is subject to rapid change. Always check current conditions in person before paddling. Water conditions can change suddenly and unexpectedly. Kayak Kiosk is not liable for changes in weather, water conditions, or personal injury. Paddlers assume all risks associated with paddling. Always wear a properly fitting PFD, check official weather forecasts, and use good judgment. Do not paddle in conditions you are uncomfortable with.