Jellyfish at Wanakon Beach
หาดวนกร · Prachuap Khiri Khan · Gulf of Thailand
Main factor: Waves toward the shore
Conditions or reports nearby make an encounter more likely.
Today the jellyfish risk at Wanakon Beach is moderate. Main factor: waves toward the shore. In October it is usually moderate here. It is an estimate, not a guarantee: follow beach flags and lifeguards.
What to expect today
- Other jellyfish and stinging planktonModerate
- Bluebottles (Portuguese man o’ war)Moderate
5-day outlook
- TodayModerate3 m/s NW — Wind: up to 3 m/s, blowing from NW. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.0 m — Waves: up to 0.0 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.2 mm — Rain: 2 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
- TomorrowModerate3 m/s S — Wind: up to 3 m/s, blowing from S. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.0 m — Waves: up to 0.0 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.1 mm — Rain: 1 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
- Mon 26Moderate4 m/s NE — Wind: up to 4 m/s, blowing from NE. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.4 m — Waves: up to 0.4 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.
- Tue 27High4 m/s NE — Wind: up to 4 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.
- Wed 28Moderate5 m/s N — Wind: up to 5 m/s, blowing from N. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.5 m — Waves: up to 0.5 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.1 mm — Rain: 1 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
- Thu 29Moderate4 m/s NE — Wind: up to 4 m/s, blowing from NE. The arrow shows where it blows to. Onshore wind pushes jellyfish to the beach.0.4 m — Waves: up to 0.4 m during the day. Strong onshore waves wash jellyfish ashore; box jellyfish prefer calm water.9 mm — Rain: 9 mm in the day. Box jellyfish are more common near river mouths after heavy rain.
Why this level
Total: Moderate Other jellyfish and stinging plankton
- Other jellyfish and stinging plankton Moderateraises riskabove usual for the season · waves toward the shore · stronger wind than usual
- Bluebottles (Portuguese man o’ war) Moderateraises riskabove usual for the season · stronger wind than usual · onshore wind
- Box jellyfish Lowusual backgroundcalm water and rain, usual for the season
October is an average month for jellyfish on the western Gulf coast, the wind blows from the sea (~-2.2 m/s), the sea is calm (waves ~0.1 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.

Seasonality
Wanakon: jellyfish month by month
- 0%JanJanuary: Usually moderate risk. High risk on 0% of days. Onshore wind on 56% of days. Official warnings: 0.
- 6%FebFebruary: Usually moderate risk. High risk on 6% of days. Onshore wind on 85% of days. Official warnings: 0.
- 12%MarMarch: Usually moderate risk. High risk on 12% of days. Onshore wind on 88% of days. Official warnings: 0.
- 0%AprApril: Usually low risk. High risk on 0% of days. Onshore wind on 75% of days. Official warnings: 0.
- 0%MayMay: Usually moderate risk. High risk on 0% of days. Onshore wind on 36% of days. Official warnings: 0.
- 0%JunJune: Usually moderate risk. High risk on 0% of days. Onshore wind on 1% of days. Official warnings: 0.
- 30%JulJuly: Usually moderate risk. High risk on 30% of days. Onshore wind on 4% of days. Official warnings: 0.
- 25%AugAugust: Usually moderate risk. High risk on 25% of days. Onshore wind on 1% of days. Official warnings: 0.
- 7%SepSeptember: Usually moderate risk. High risk on 7% of days. Onshore wind on 2% of days. Official warnings: 0.
- 11%OctOctober: Usually moderate risk. High risk on 11% of days. Onshore wind on 27% of days. Official warnings: 0.
- 0%NovNovember: Usually moderate risk. High risk on 0% of days. Onshore wind on 18% of days. Official warnings: 0.
- 0%DecDecember: Usually low risk. High risk on 0% of days. Onshore wind on 25% of days. Official warnings: 0.
- typical level that month
- bar and % — share of high-risk days
- nofficial warnings, all years
Coordinates: 11.6381, 99.7066
Questions and answers
Can I swim at Wanakon Beach today?
Today's estimated risk is moderate; main factor: waves toward the shore. 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 Wanakon Beach 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 Wanakon Beach?
Based on 2022–2026 weather, the risk is most often elevated in July, August, September. 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.