Miami-Dade County·Miami Beach Area·Atlantic Coast
Should you swim at Sunny Isles Beach after rain?
This page is built for the day when a beach looks tempting but recent rain makes the normal badge harder to trust.
Current picture
GOOD on the latest sample at 2 CFU/100mL.
Recent-sample context
0 poor samples and 2 non-good samples in the displayed history.
Rain still matters
Stormwater can make this page stale faster than the normal testing schedule, especially after heavy rain.
Wait window
72 hours
Use that as the default buffer after heavy rain before trusting routine samples too much.
Latest poor sample
No poor sample in the displayed history
A recent poor sample is a stronger reason to be conservative after runoff.
Displayed-sample spike risk
0%
Lower is better when weather makes your same-day decision harder.
Lower-Risk Nearby Options After Rain
Rain guide →Hollywood Beach
Broward County · Atlantic Coast · 5 mi away
Nearby-station context from HARRISON STREET, about 0.2 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
Dania Beach
Broward County · Atlantic Coast · 8 mi away
No poor samples in the displayed history · risk 0%
Fort Lauderdale Beach
Broward County · Atlantic Coast · 12 mi away
Nearby-station context from SEBASTIAN STREET, about 0.3 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
Lauderdale-by-the-Sea
Broward County · Atlantic Coast · 18 mi away
Nearby-station context from COMMERCIAL BLVD PIER, about 0.3 mi away; not an exact-beach sample.
Nearby-station data · No poor samples in the displayed history · risk 0%
South Beach
Miami-Dade County · Atlantic Coast · 11 mi away
Last poor sample Aug 3 · risk 8%
Haulover Beach
Miami-Dade County · Atlantic Coast · 3 mi away
Last poor sample Sep 8 · risk 17%
Water Quality History — Latest Samples
Sample source: Sunny Isles Beach
Values in CFU/100mL. Green = Good (≤35.4), Yellow = Moderate (35.5–70.4), Red = Poor (≥70.5)
Recent Warning-Sign Samples
Full history →August 31, 2026
40 CFU/100mL · MODERATE
August 10, 2026
58 CFU/100mL · MODERATE
Keep Exploring Nearby
How To Use This Page
This page is built for the day when a beach looks tempting but recent rain makes the normal badge harder to trust.
Use this view as a decision aid, not a guarantee. The latest sample, visible runoff, and recent weather still matter more than any single list or chart.
If you want the main same-day answer instead, go back to the Sunny Isles Beach beach page.
Data from FL DOH Healthy Beaches Program. This is an independent project, not official real-time clearance — check with Florida DOH for official conditions.