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Weekly swim report · August 21, 2026

Florida swim report

On August 21, 2026 the warmest USGS water reading in Florida was 96°F at GULF OF AMERICA NEAR CRYSTAL RIVER FL; 4 water-related NWS hazards are active.

Warmest water

The 5 warmest of 122 sensors reporting a water temperature in Florida today. Station names open the official monitoring page.

  1. #196°F 36°C9 hrs ago
  2. #293°F 34°C9 hrs ago
  3. #392°F 33°C9 hrs ago
  4. #492°F 33°C9 hrs ago
  5. #592°F 33°C9 hrs ago

Active hazards in Florida

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.

  • A Heat Advisory is in effect for Coffee; Dale; Henry; Geneva; Houston; North Walton; Central Walton; Holmes; Washington; Jackson; Inland Bay; Calhoun; Inland Gulf; Inland Franklin; Gadsden; Leon; Inland Jefferson; Madison; Inland Wakulla; Inland Taylor; Lafayette; Inland Dixie; South Walton; Coastal Bay; Coastal Gulf; Coastal Franklin; Coastal Jefferson; Coastal Wakulla; Coastal Taylor; Coastal Dixie; Northern Liberty; Southern Liberty; Seminole; Decatur; Grady; Thomas; Brooks; Lowndes; Lanier.

    NWS Tallahassee FL · until Aug 21, 8:00 PM

  • A Heat Advisory is in effect for Choctaw; Washington; Clarke; Wilcox; Monroe; Conecuh; Butler; Crenshaw; Escambia; Covington; Mobile Inland; Baldwin Inland; Mobile Central; Baldwin Central; Mobile Coastal; Baldwin Coastal; Escambia Inland; Escambia Coastal; Santa Rosa Inland; Santa Rosa Coastal; Okaloosa Inland; Okaloosa Coastal; Wayne; Perry; Greene; Stone; George.

    NWS Mobile AL · until Aug 21, 8:00 PM

  • A Heat Advisory is in effect for Inland Broward County; Metro Broward County; Inland Miami-Dade County; Metropolitan Miami Dade; Coastal Broward County; Coastal Miami Dade County; Far South Miami-Dade County.

    NWS Miami FL · until Aug 21, 6:00 PM

  • A Severe Thunderstorm Watch is in effect for Baldwin, AL; Choctaw, AL; Clarke, AL; Conecuh, AL; Escambia, AL; Mobile, AL; Monroe, AL; Washington, AL; Escambia, FL; Santa Rosa, FL; George, MS; Greene, MS; Perry, MS; Stone, MS; Wayne, MS.

    NWS Mobile AL · until Aug 21, 8:00 PM

Where to swim in Florida

The most-reviewed, well-rated water destinations in Florida — 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.