Early warning device suitable for road crosswind and wind-blown snow disasters

The utility model discloses an early warning device suitable for road crosswind and snow blowing disasters, the device comprises a light-transmitting lampshade, an early warning device body and a base which are sequentially connected from top to bottom, the interior of the early warning device body is a cavity, two side walls in the early warning device body parallel to the road extension direction are provided with through holes, and the through holes are communicated with the light-transmitting lampshade. A plurality of through holes are formed in the early warning device body, a dustproof net is arranged on each through hole, generator blades are arranged in the center of the interior of the early warning device body and connected with a transmission shaft of a generator, the generator is electrically connected with a circuit board, and at least one light-emitting diode is arranged on the circuit board; and the generator, the circuit board and the light-emitting diode are arranged in the light-transmitting