SSC Change Explorer
Examine long-term changes in the frequency and seasonal composition of SSC weather types.
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Count trend—
Record period(s)—
Recent 10 years vs earlier—
Usable periods—
Period-by-period results
| Period | Days | Frequency | Classified days | Completeness | Fitted value | Status |
|---|
Main weather types include their “+” days; selecting a “+” type analyzes only that subset. Winter is assigned to its ending year—for example, winter 2026 is December 2025 through February 2026. Trend lines use ordinary least squares on the displayed complete periods.