As rain moves through Southern Arizona, Pima County crews are on high alert, monitoring data to quickly respond to rising ...

Daniel Draper (1841-1931) was born in New York City; worked with his father, the scientist John William Draper; apprenticed with the Novelty Iron Works; established a meteorological observatory in ...

On Aug. 6, humid conditions developed as the remnants of Tropical Cyclone Gil passed north of the islands, disrupting the ...

The Lewis and Clark County Floodplain Program has installed a rain gauge in the headwaters of Cave Gulch, near Canyon Ferry Lake, to monitor precipitation on the Horse Gulch burn scar, county ...