On Wednesday, an upper-level trough and a dry cold front will move across the Pacific Northwest, bringing two primary fire weather concerns: strong winds and isolated thunderstorms. Continued ...

Those rising motions acted almost like a vacuum in the sky over areas like Albany, Evansville and Fort Atkinson. When there's strong upper level divergence, it keeps the thunderstorm exhaust ...

This kept temperatures in the upper 50s and lower 60s for much of the day. Sunday 4:46pm. ... These two regions provide lift at the lower levels and upper-level divergence, ...

WASHINGTON — Rainy weather patterns often setup in D.C. Metro and sometimes the blame points to an upper level low pressure system. Sounds like a lot of science jargon that may have you ...

Mechanisms of Upper-Level Divergence Superimposed on Low-Level Disturbance Causing Heavy Rainfall Over the Northern South China Sea in Autumn: Case Study ...