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county: BOONE | location: COLUMBIA RGNL AP | lat: 38.820 | long: -92.220 | elev: 893
||Probability of observing a temperature as cold, or colder, later in the spring or earlier in the fall than the indicated date.
*Season length: number of days between last spring and first fall temperature thresholds, i.e. 36, 32, 28 and 24°F.