When will Tropical Storm Sonia form? (EP)
4
1kṀ195Jan 1
19%
October 15
11%
October 16
11%
October 17
9%
October 18
9%
October 19
9%
October 20
9%
October 21
8%
October 22
14%
Resolution source: https://www.nhc.noaa.gov/archive/2025/
Subtropical storm also counts.
Resolves to the UTC time written in the advisory text.
N/A if does not form in 2025.
Will add days to the answers as needed.
This question is managed and resolved by Manifold.
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