Current ConditionsUpdated at
The Accumulated Cyclone Energy index this season was 22% lower than average.
John Wheeler: The measurement of carbon dioxide on Mauna Loa has stopped because the volcano is erupting.
A lava flow from the now erupting volcano has cut power to the site.
Temperature inversions, when a layer of warm air aloft covers cooler air below, are much more common during winter.
Water content, snow temperature and low humidity all slowed the snow melt.