I don’t know that scenario yet. But you seem fine, with plenty on storage and currently stockpiling the rest (for 61 days to reach the maximum, though it’ll vary).
Hover over the fuel storage and it’ll tell you a lot of numbers about extraction and usage.
It’s nearly 42 and they’re barely into Russia, soon the allies should start regular invasions in France and Italy to alleviate some pressure, even with the current buffed up Axis AI.