BTW, please everyone participate if you can
Any feed that has a line of strong thunderstorms or snowstorm about to move into the region.
I first check the US national radar, then locate the closest feed to the strong storms.
Over the last few weeks or so I have been listening to Syracuse, Detroit, NY, and Boston, all just before a strong line moved over their airports.
"Attention all aircraft, microburst alert, plus 38 knots, three miles off the approach end of runway 15. Winds at the airport now 25 kts peak gusts 57."
"Approach, Northwest XXX, diverting to Cleveland."