How does Farmers Almanac predict weather?

Related questions

1. Can I see the Doppler radar?
2. What was Cincinnati originally called?
3. Is TBS a local channel?
4. Why do they call Cincinnati the Nasty Nati?
5. Is Charlotte considered a big city?
6. What are the limitations of radar?
7. Why do they call Cincinnati the Queen City?
8. Is Denver bigger than Austin?
9. Why is Denver the Queen City?
10. What are winters like in Cincinnati?

Tags

1. #surface
2. #headquarters
3. #source
4. #relies
5. #forecasts
6. #based
7. #storms
8. #magnetic
9. #black
10. #almanac
11. #result
12. #farmer
13. #formula
14. #literally
15. #predicted
16. #theory
17. #locked
18. #weather