Alva Review-Courier -

TULSA, Okla. (AP) — A grassroots weather observation network needs more volunteers to measure precipitation in an effort that could benefit farmers and emergency management officials, organizers said.

The Community Collaborative Rain, Hail, and Snow network wants to build on its tally of 18 volunteers in Oklahoma, the Tulsa World reported.

Scientists in Colorado launched the volunteer network in 1998 following a disastrous flash flood in Fort Collins. In July 1997, a thunderstorm produced nearly a foot of rain within a few hours in some parts of the city and the subsequent flooding caught some...