The reasons why cats meow suddenly at night:

1. When cats sense that there may be danger at home, cats will also meow to warn their owners.

2. If a stranger comes near the home, the cat will keep meowing.

3. The cat has not been neutered yet. When the estrus period comes, the cat will howl in the middle of the night.

4. Cats meowing in the middle of the night are probably because of the presence of mice.

5. If the cat is uncomfortable, the cat will also meow in the middle of the night.

Solutions to cats that suddenly meow at night:

1. If it is caused by estrus, the cat should be neutered in time to solve the problem.

2. If there is danger at home, you must solve the dangerous problem.

3. If the cat is uncomfortable or has a disease, take the cat to the hospital for examination and symptomatic treatment in time.