How to reply if vehicles are not allowed to pass due to snow?

Because the road is blocked due to snow, you can reply like this:

Dear customer: Due to the current snowy weather, the road conditions are poor. In order to ensure your personal safety and vehicle Safety, vehicle traffic is temporarily closed. Please be patient and wait for the weather to improve before proceeding. We apologize for any inconvenience caused. Signs prohibiting traffic in rainy and snowy weather: 1. The road is slippery in snowy weather. Please pay attention to slipping when traveling. 2. In rainy and snowy weather, the ground is slippery. Please pay attention to slipping when going out and drive slowly and carefully. When walking on the street, pay special attention not to stop on the smooth stone pavement to avoid slipping. Set an example for traffic ethics and set an example for traffic safety.

3. Please consciously abide by traffic rules when traveling in bad weather. When visibility in the surrounding environment is low, you should turn on the vehicle's headlights, fog lights and emergency lights as appropriate, reduce your speed, and avoid forcible overtaking.