Jellyfish at Chong Khad Bay (Surin Islands)

อ่าวช่องขาด · Surin Islands · Andaman Sea

Risk today · 25 Oct 2026Moderate

Main factor: Stronger wind than usual

Conditions or reports nearby make an encounter more likely.

Today the jellyfish risk at Chong Khad Bay (Surin Islands) Beach is moderate. Main factor: stronger wind than usual. In October it is usually moderate here. It is an estimate, not a guarantee: follow beach flags and lifeguards.

What to expect today

5-day outlook

  1. TodayModerate5 m/s SW — Wind: up to 5 m/s, blowing from SW. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.8 m — Waves: up to 0.8 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.13 mm — Rain: 13 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
  2. TomorrowLow6 m/s S — Wind: up to 6 m/s, blowing from S. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.8 m — Waves: up to 0.8 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.5 mm — Rain: 5 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
  3. Tue 27Low7 m/s E — Wind: up to 7 m/s, blowing from E. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.7 m — Waves: up to 0.7 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.15 mm — Rain: 15 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
  4. Wed 28Moderate7 m/s E — Wind: up to 7 m/s, blowing from E. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.6 m — Waves: up to 0.6 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.28 mm — Rain: 28 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
  5. Thu 29Moderate7 m/s NE — Wind: up to 7 m/s, blowing from NE. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.7 m — Waves: up to 0.7 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.14 mm — Rain: 14 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
  6. Fri 30Moderate4 m/s E — Wind: up to 4 m/s, blowing from E. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.6 m — Waves: up to 0.6 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.3 mm — Rain: 3 mm in the day. Box jellyfish are more common near river mouths after heavy rain.

Why this level

  • Box jellyfish Moderateraises risk
    above usual for the season · stronger wind than usual · rain
  • Bluebottles (Portuguese man o’ war) Lowusual background
    bluebottle season, usual for the season
  • Other jellyfish and stinging plankton Lowusual background
    jellyfish season in this area, usual for the season

It is not jellyfish season in Surin Islands, the wind blows offshore, moderate waves (~0.8 m), so the risk level is moderate. There are no recent jellyfish reports.

Recent reports

No recent reports.

Report jellyfish

At this beach now? Your report helps others. "No jellyfish today" is useful too.

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Seasonality

Bars show the baseline seasonal risk for this coast; dots show official warnings nearby by month.

Chong Khad Bay (Surin Islands): jellyfish month by month

  1. January: Usually moderate risk. High risk on 2% of days. Onshore wind on 55% of days. Official warnings: 0.
  2. February: Usually moderate risk. High risk on 1% of days. Onshore wind on 45% of days. Official warnings: 0.
  3. March: Usually moderate risk. High risk on 3% of days. Onshore wind on 39% of days. Official warnings: 0.
  4. April: Usually moderate risk. High risk on 17% of days. Onshore wind on 24% of days. Official warnings: 0.
  5. May: Usually moderate risk. High risk on 21% of days. Onshore wind on 41% of days. Official warnings: 0.
  6. June: Usually moderate risk. High risk on 12% of days. Onshore wind on 23% of days. Official warnings: 0.
  7. July: Usually moderate risk. High risk on 7% of days. Onshore wind on 21% of days. Official warnings: 0.
  8. August: Usually moderate risk. High risk on 15% of days. Onshore wind on 18% of days. Official warnings: 0.
  9. September: Usually moderate risk. High risk on 8% of days. Onshore wind on 16% of days. Official warnings: 0.
  10. October: Usually moderate risk. High risk on 2% of days. Onshore wind on 33% of days. Official warnings: 0.
  11. November: Usually low risk. High risk on 0% of days. Onshore wind on 60% of days. Official warnings: 0.
  12. December: Usually low risk. High risk on 2% of days. Onshore wind on 73% of days. Official warnings: 0.
  • Low
  • Moderate
  • High
  • Very high

Colour shows the typical risk level that month; the number is the share of high-risk days. Warnings and sightings are in each month’s tooltip.

Coordinates: 9.4215, 97.8694

Questions and answers

Can I swim at Chong Khad Bay (Surin Islands) today?

Today's estimated risk is moderate; main factor: stronger wind than usual. It is an estimate, not a guarantee: "no reports" does not mean there are no jellyfish. Check beach flags and follow lifeguards.

Have jellyfish been seen at Chong Khad Bay (Surin Islands) recently?

No reports in the last 14 days. It is an estimate, not a guarantee: "no reports" does not mean there are no jellyfish. Check beach flags and follow lifeguards.

In which months are jellyfish more likely at Chong Khad Bay (Surin Islands)?

Based on 2022–2026 weather, the risk is most often elevated in March, April, May. Official warnings nearby: 0.

Who do I call after a jellyfish sting?

Emergency medical services in Thailand: 1669 (free). Alert the beach lifeguard; if a box jellyfish is possible, pour vinegar over the sting for at least 30 seconds.