Phaya Naga fireballs
At a Glance
- Central figures: The Phaya Naga - great serpent kings dwelling beneath the Mekong River - and the Buddha, whom the Naga honor at the end of Buddhist Lent each year.
- Setting: The Mekong River at Nong Khai Province in northeastern Thailand (Isan) and across the river in Laos, rooted in Theravada Buddhist and Lao-Isan Naga tradition; the phenomenon is observed annually on the full moon night of the eleventh lunar month, coinciding with Awk Phansa (the end of Buddhist Lent).
- The turn: Each year, on the night the Buddha descends from Tavatimsa heaven back to earth, the Phaya Naga rise from beneath the Mekong to shoot balls of reddish-pink fire into the sky as tribute.
- The outcome: The fireballs - called bung fai phaya nak or naga fireballs - rise silently from the surface of the river, sometimes dozens, sometimes hundreds, watched by tens of thousands of people gathered along the banks.
- The legacy: The annual Naga Fireball Festival at Nong Khai, one of the most attended events in Isan, draws pilgrims and spectators who line both banks of the Mekong on the full moon of the eleventh month.
The river is wide at Nong Khai. Brown water, slow current, the far bank belonging to Laos. On most nights the Mekong moves without event, carrying silt and rain south toward the sea. But on one night each year - the full moon of the eleventh lunar month, when Awk Phansa marks the end of the Rains Retreat - the water does something it should not do. Balls of light, reddish-pink, the size of a fist or an egg, rise from the surface of the river and shoot straight up into the dark. They make no sound. They leave no smoke. They climb ten, twenty, sometimes a hundred meters into the air and vanish. They come singly or in clusters. Some years there are a few. Some years there are hundreds.
The people of Isan call them bung fai phaya nak - the fireballs of the Naga kings.
The Serpent Beneath the River
The Mekong, in Lao and Isan tradition, is not simply a river. It is the domain of the Phaya Naga, serpent beings of immense size and age who dwell in a kingdom beneath the water. Phaya is a title - lord, king - and these Naga are not minor spirits. They are ancient. Their bodies coil beneath the riverbed. Their movements shape the current. When the Mekong floods in the rainy season, when it recedes in the dry months, the Naga are turning below.
The Naga are older than Buddhism in this landscape. They belong to the water, to the rain, to the deep places under the earth. But when the Dharma came to the lands along the Mekong, the Naga did not resist it. They became its protectors. The great seven-headed Naga sheltered the Buddha during meditation - this is the image carved at every wat in Isan, the Buddha seated in concentration with the Naga’s hood fanned above him. The serpents guard what is sacred.
In the villages along the Mekong between Nong Khai and Phon Phisai, people will tell you this: the Naga are devout. They observe the Buddhist calendar. They keep the precepts. And on the night when the Buddha returns to the human world from Tavatimsa heaven, where he spent the Rains Retreat teaching the Dharma to his mother, the Naga rise to pay their respects.
Tavatimsa and the Descent
The tradition holds that the Buddha, in a certain year of his ministry, ascended to Tavatimsa - the heaven of the Thirty-Three Gods - to teach the Abhidhamma to his mother, Queen Maya, who had died seven days after his birth and been reborn there. He spent the entire three-month Rains Retreat in that heaven, teaching. On the full moon of the eleventh month, he descended back to the human realm.
This is what Awk Phansa commemorates. The monasteries open. The monks, who have stayed within their temple grounds for three months, are free to travel again. Lay people bring robes and offerings. Boat processions carry illuminated floats down rivers and canals. It is one of the great turning points of the Thai and Lao religious year.
And at Nong Khai, on this night, the Phaya Naga mark the occasion in their own way. They shoot fire from the water.
What the Fireballs Look Like
People who have seen them describe the same thing. A glow appears at the surface of the Mekong, close to the water, sometimes a meter above it. It is round, reddish or pinkish, and it rises straight up - not at an angle, not carried by wind. It moves fast, faster than a lantern or a flare. It does not flicker. It does not fall back. It climbs and then it is gone, as if the dark absorbs it.
There is no sound. No pop, no hiss. Just the light, the rise, the disappearance.
They appear along a stretch of the Mekong roughly between Nong Khai and Phon Phisai, a distance of some sixty kilometers. They have been reported at other points along the river as well, but this stretch is the epicenter. The fireballs come from the middle of the river, from the shallows near the Thai bank, from the Lao side. There is no single source point.
Some years the count runs to dozens. Some years, witnesses on both banks have counted several hundred in a single evening. Some years, few appear, and the crowd waits in the dark and goes home quiet. The Naga, apparently, decide.
The Festival and the Faithful
Nong Khai fills in the days before the full moon. Hotels book out. The riverbank crowds with families, monks, vendors selling grilled chicken and sticky rice, television crews. People set up mats and chairs along the water. The atmosphere is neither solemn nor carnival - it sits between the two, the way most Thai religious occasions do. There is food, laughter, the sound of a mor lam singer on a distant stage, and also silence when the lights begin.
Monks chant. People make merit at the temples. The Awk Phansa ceremonies proceed as they do at every wat in the country - but here, the additional presence of the Naga is expected and welcomed. Locals speak of the Phaya Naga with a respect that does not require proof. The fireballs are the fireballs. They come from the Naga. You can see them yourself if you stand at the river on the right night.
Skeptics - Thai and foreign - have proposed explanations. Methane gas from the riverbed, ignited by some natural process. Tracer rounds fired from the Lao side. Hoaxes. A Thai television program once sent divers into the river and found nothing. Another program claimed to film Lao soldiers firing flares. The controversy stirred briefly and settled. The people of Nong Khai did not change their plans.
The River at Midnight
After midnight the crowd thins. The last fireballs, if there were any, have risen and gone. The Mekong is dark again. The vendors pack up. Children sleep on their parents’ shoulders.
Somewhere beneath the wide brown water, the Phaya Naga have finished their tribute. The Buddha has descended. The Rains Retreat is over. The river moves south, carrying what it always carries. The Naga settle in the deep places, and the current above them smooths out and gives nothing away.