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In San Francisco, there were 35 inches of precipitation in December 1861–January 1862, and almost 50 for the season. [16] There were four distinct rainy periods: The first occurred on December 9, 1861, the second on December 23–28, the third on January 9–12, and the fourth on January 15–17.
In the Great Flood of 1862, San Francisco receives 24.49 inches (622.0 mm) of rainfall for January, its highest monthly rainfall on record, and the “rain year” total from July 1861 to June of 49.27 inches (1,251.5 mm) is also the highest ever. [1]
A USGS model image shows the enormous atmospheric river that may have been present during the 1861–1862 flood event.. The ARkStorm (for Atmospheric River 1,000) is a hypothetical megastorm, whose proposal is based on repeated historical occurrences of atmospheric rivers and other major rain events first developed and published by the Multi-Hazards Demonstration Project (MHDP) of the United ...
From February 15 to the end of March 1904 occurred the most destructive flood as far as property was concerned in the recorded history of Sacramento. The greatest known flood occurred forty-odd years before, In January, 1862 and was due to rainfall, the precipitation in December, 1861 and January, 1962 just prior to it having been 23.62 inches.
Early in 1862, extreme storms riding the Pineapple Express [4] [5] battered the west coast for 45 days. In addition to a sudden snow melt, some places received an estimated 8.5 feet (2,600 mm) of rain, [5] leading to the worst flooding in recorded history of California, Oregon, and Nevada, known as the Great Flood of 1862. Both the Sacramento ...
It impacted Northern California, resulting in some of the most devastating flooding since the Great Flood of 1862. Similarly to the 1862 event, the flooding was a combined effect of heavy rainfall and excessive snowmelt of the relatively large early-season Sierra Nevada snowpack. [3]
1862 elections in the United States by state (26 C, 1 P) A. 1862 in Alabama (2 C, 2 P) 1862 in Arkansas (3 C, 9 P) C. 1862 in California (2 C, 3 P) 1862 in Colorado ...
Guam's climate is moderated by east to northeast trade winds through the year. The average annual rainfall for the island is 86 inches (2,200 mm). [74] There is a distinct dry season from January to June, and a rainy season from July to December. [75] Typhoons frequent the island, which can lead to excessive rainfall. During El Niño years, dry ...