Can you swim here today?
Lake Cavalier
Portsmouth, Virginia · Lake
Comfortable for a swim today
Good to swimAs of August 22, 2026, the water temperature at Lake Cavalier is 84°F (29°C), measured by NOAA buoy MNPV2, 4.5 miles away.
Comfortable for a swim today: water temperature is 84°F, within the comfortable 70–86°F range.
- Water temperature is 84°F, within the comfortable 70–86°F range. — NOAA buoy MNPV2, as of Aug 22, 7:30 AM UTC
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
Water temp
84°F
29°C
No official beach-advisory feed for Virginia yet — follow posted signs and local guidance.
Live data from NOAA buoy MNPV2 (4.5 mi away), as of Aug 22, 7:30 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.