blank warning sign board at road winter background as a mockup for sign board

snow winter freezing white blizzard tree monochrome frost ice line branch fog wind lane lighting morning streetlight sign warning board blank road winter snowy mockup caution safety design sign-board snowy-road winter-road caution-sign blank-board winter-background road-warning board-mockup traffic-sign yellow-board snow-sign road-sign winter-design blank-sign traffic-board mockup-design snowy-landscape winter-scene board-template highway-sign caution-board road-signage winter-safety warning-board snow-warning board-for-design blank-signage traffic-warning safety-sign customizable-sign snow-board design-template road-safety