Snow squalls can hit fast and heavy, turning your visibility to zero in seconds. The best thing you can do when there's a threat of snow squalls in your area is to closely follow your trusted local weather source and avoid travel. If you must travel - turn on your headlights & taillights, increase your following distance and decrease speed in accordance with road conditions.
Snow squall safety tips. Learn more from the U.S. National Weather Service (NWS): http://bit.ly/2qUKGIS
Original source can be found here.