...1936... Denver CO was buried under 21.3 inches of snow, 19.4 inches of which fell in 24 hours. The heavy wet snow snapped trees and wires causing seven million dollars damage. (26th-27th)
...1942... A severe freeze was experienced in the Dakotas and Minnesota from the 26th to the 28th. The temperature at Parshall, north Dakota dropped to 4 degrees.
...1950... Residents of the northeastern U.S. observed a blue sun and a blue moon, caused by forest fires in British Columbia.
...1955... Hurricane Janet underwent extreme deepening in the Caribbean south of Cuba. Janet went from a category 1 to a category 4 hurricane in only 24 hours. A U.S. Navy reconnaissance plane was lost within Janet on this day -- the only recon plane ever lost to a hurricane.
...1963... San Diego CA reached an all-time record high of 111 degrees. Los Angeles hit 109 degrees.
...1970... Santa Ana winds brought fires to Los Angeles County, and to points south and east. Half a million acres were consumed by the fires, as were 1000 structures. Twenty firemen were injured. (25th-29th)
...1979... In the midst of a hot September for Death Valley, California, the afternoon high was 104 degrees for the second of three days, the coolest afternoon highs for the month.
...1987... Freezing temperatures were reported in the Northern and Central Appalachians, and the Upper Ohio Valley. The morning low of 27 degrees at Concord NH tied their record for the date. Temperatures soared into the 90s in South Dakota. Pierre SD reported an afternoon high of 98 degrees.
...1988... Unseasonably warm weather prevailed across Florida. Afternoon highs of 92 degrees at Apalachicola and 95 degrees at Fort Myers were records for the date.
...1989... Rain spread from the southeastern states across New England overnight. Cape Hatteras NC reported measurable rainfall for the fourteenth straight day, with 15.51 inches of rain recorded during that two week period. Phoenix AZ reported a record high of 108 degrees, and a record 134 days of 100 degree weather for the year. Afternoon temperatures were only in the 40s over parts of northwest Wisconsin and Upper Michigan.
...1992... Newport, Rhode Island received .98 inches of rain in one hour during a heavy thunderstorm.
...1999... Stationary thunderstorms dumped excessive rains on Wichita, Kansas. New rainfall records for the city were set with 3.85 inches in one hour, 4.89 inches in two hours, and 5.63 inches in three hours. 7.93 inches fell in 24 hours for its second greatest 24 hour rainfall on record.
...2004... Hurricane Jeanne with its large 60 mile diameter eye made landfall at Hutchinson Island, Florida, the same place Hurricane Frances had made landfall three weeks earlier. Winds at the time where 120 mph with a central pressure of 950 millibars. Wind gusts of 128 mph were recorded at Fort Pierce, Florida and 122 mph at Vero Beach, Florida. The storm surge reached 10 feet and Live Oak, Florida recorded 10.88 inches of rain. As a weakening Jeanne moved inland over the Southeast during the next two days, the storm spawned 42 tornadoes. Total damage was 6.9 billion dollars with 5 deaths in the U.S. A week before the hurricane produced excessive rains in Haiti with massive flooding and mudslides which resulted in over 3000 deaths in that country.