UPDATED: Residents warned of dangerously high sulfur dioxide levels in lower Puna

Fissure No. 17 erupts on Sunday.
UH Manoa Vog Measurement and Prediction Project This map shows the estimated concentration of sulfur dioxide at noon Monday; darker colors indicate a greater probability that a given sample has a sulfur dioxide concentration greater than 0.01 parts-per-million.

UPDATED 5:40 p.m.