On this date in 2013, a top-tier tornado outbreak tore through Illinois and Indiana. SPC had issued a rare high risk – a level 5 out of 5 – of severe weather, and was anticipating initial rotating supercells that would spawn tornadoes and then merge into a destructive wind-producing squall line.

An atmospheric river will soak central and southern California over the next several days, with the heaviest beginning Saturday morning.

2 to 3 inches of rain is possible in Southern California, with 2-3 FEET+ of snow in the Sierra Nevada above 6,000 feet!