A long-time viewer emailed me earlier this week with a puzzle: he had two rain gauges side-by-side during our recent storm, but they measured a different amount of rain. Here's how it happens.

Unity Christian teacher Kevin Haan enters a rain gauge reading into a website after students reported .05 inches of rain at a weather observation site at the school Monday.

Reading of rainfall can be done by using a datalogger such ... The HD2015 200 cm2 Tipping Bucket rain gauge offers all the ...