snow

An oblique view of Hawaii showing two snow-capped volcanoes.

Snow in Hawaii

Caitlin Dempsey

Hawaii may be in the tropics, but it gets snow every year.

A satellite image showing snow covering areas of Ohio, Pennsylvania, and New York just south of Lake Erie.

Lake Effect Snow

Caitlin Dempsey

Lake effect snow can occur when dry, cold air moves across a vast lake with warm waters, resulting in a snowfall event.

A drone sitting on top of snow in the mountains.

Aerial Snow Mapping

Mark Altaweel

Researchers are increasingly use UAS/UAV platforms for measuring snow cover data, particularly snow depth.

How Often Does it Snow in the Sahara Desert?

Caitlin Dempsey

The sight of snow in the Sahara Desert is rare, but it does happen on occasion.