Can you swim here today?
Pentwater Lake
Pentwater Township, Michigan · Lake
Use caution — an official advisory is in effect
Use cautionAs of August 22, 2026, the water temperature at Pentwater Lake is 69°F (21°C), measured by NOAA buoy 45024, 16.1 miles away.
Use caution — an official advisory is in effect: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.
- Water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry. — NOAA buoy 45024, as of Aug 22, 11:30 AM UTC
- A Beach Hazards Statement is in effect for Mason; Oceana; Muskegon; Ottawa; Allegan; Van Buren. — NWS Grand Rapids MI
Water temp
69°F
21°C
No official beach-advisory feed for Michigan yet — follow posted signs and local guidance.
Live data from NOAA buoy 45024 (16.1 mi away), as of Aug 22, 11:30 AM UTC.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.