If you are in North Dakota, esp Bismarck and west, maybe wait a few days. From NWS 4/12:
...BLIZZARD WARNING REMAINS IN EFFECT FROM 7 AM CDT /6 AM MDT/ THIS
MORNING TO 7 PM CDT /6 PM MDT/ THURSDAY...
* WHAT...Heavy snow and blizzard conditions expected. Total snow
accumulations between 12 and 24 inches, with locally higher
amounts up to 30 inches possible. Winds gusting as high as 50 mph.
* WHERE...Portions of west central and south central North Dakota.
* WHEN...From 7 AM CDT /6 AM MDT/ this morning to 7 PM CDT /6 PM
MDT/ Thursday.
* IMPACTS...Travel will become very difficult to impossible.
Widespread blowing snow will significantly reduce visibility.
Expires in 2 days