Thermal Maps Showing Evolution of Mauna Loa Fissure 3 Lava Flow

Helicopter overflights on November 30, December 1, and December 2, 2022, allowed for aerial visual and thermal imagery to be collected of the Northeast Rift Zone eruption of Mauna Loa. These maps show evolution of the lava flow from fissure 3 over those days. The scale of the thermal map ranges from blue to red, with blue colors indicative of cooler temperatures and red colors indicative of warmer temperatures.