Analysis of information sources in references of the Wikipedia article "Pineapple Express" in English language version.
On 10 October 2006 an unusual weather formation forced some upper level moisture out of the Pacific Ocean into Alaska. This "Pineapple Express" produced over 5 inches of rain over a twenty-four hour period.
Beginning in early December 1861 and continuing into early 1862, an extreme series of storms lasting 45 days struck California.