Tracking severe weather chances today across Upstate New York along with an overnight hard freeze for Far Interior Northwest Valleys. Frost Advisories have been issued for the Willamette Valley. Portions of the Canadian Prairies are experiencing decent late April snow today and tonight as a low tracks through the region. Tomorrow's Plains/Midwest severe chance looks particularly widespread with a primary wind threat. Southeast rain chances, finally, are the primary story we are watching in late April along with a C US frost.