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Ask Tom: How accurate are Chicago’s earliest weather records? – Chicago Tribune

Ask Tom: How accurate are Chicago’s earliest weather records?Chicago TribuneAccuracy in the early days of weather observations was not an issue. Chicago’s official weather records date from Nov. 1, 1870 (not 1885), when the Weather Bureau (now the National Weather Service) began operation. Chicago’s weather observations … …read more Source:: Chicago Weather News By Google […]

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