NWS says we should expect moderate to heavy snow tonight

A winter weather advisory from the National Weather Service advises that we should expect snow to imapct travel, starting late tonight. Here's their advisory:

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE SPOKANE WA

322 AM PST MON DEC 19 2016

...MODERATE SNOW IS EXPECTED TODAY...WITH MODERATE TO HEAVY SNOW

EXPECTED TONIGHT AND TUESDAY...

.A PAIR OF WINTER STORM SYSTEMS WILL MOVE INTO TH...