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Weekly swim report · August 21, 2026

Nevada swim report

On August 21, 2026 the warmest USGS water reading in Nevada was 90°F at BIG WARM SPGS NR DUCKWATER, NV; 3 water-related NWS hazards are active.

Warmest water

The 5 warmest of 13 sensors reporting a water temperature in Nevada today. Station names open the official monitoring page.

  1. #1
    BIG WARM SPGS NR DUCKWATER, NVUSGS gauge · 13 ft³/s
    90°F 32°C8 hrs ago
  2. #276°F 24°C9 hrs ago
  3. #3
    TRUCKEE RV NR NIXON, NVUSGS gauge · 172 ft³/s
    74°F 23°C9 hrs ago
  4. #474°F 23°C9 hrs ago
  5. #574°F 23°C8 hrs ago

Active hazards in Nevada

Alerts cover counties or forecast zones — an alert for an area does not mean every river or beach inside it is affected. Times are local to the issuing office.

  • An Extreme Heat Warning is in effect for Hualapai Mountains; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; Northeast Clark County; Western Clark and Southern Nye County; Southern Clark County.

    NWS Las Vegas NV · until Aug 21, 8:00 PM

  • An Extreme Heat Warning is in effect for Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; San Bernardino County-Upper Colorado River Valley; Las Vegas Valley; Lake Mead - NV side; Lake Mohave - NV side.

    NWS Las Vegas NV · until Aug 23, 8:00 PM

  • A Flood Advisory is in effect for White Pine, NV.

    NWS Elko NV · until Aug 21, 4:30 PM

Where to swim in Nevada

The most-reviewed, well-rated water destinations in Nevada — check each one’s live conditions before you go.

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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.