...1844... Buffalo Barracks, New York was buried under 30 inches of snow in a 3 day storm and Fredonia, New York recorded 21 inches.
...1925... 0.3 inches of snow fell at Newport, Rhode Island setting a record high for the date. Nashville TN was blanketed with an inch of snow, their earliest measurable snow of record
...1947... The Donora PA smog disaster finally came to an end. For five days an inversion trapped impurities in the lower atmosphere over the Monongahela Valley killing 20 persons, and leaving more than 2000 others sick. (26th-30th)
...1962... Newport, Rhode Island recorded a low temperature of 24 degrees, breaking the old record of 28 degrees set back in 1928.
...1987... Severe thunderstorms in Oklahoma produced golf ball size hail and wind gusts to 74 mph near the town of Gould. Unseasonably warm weather prevailed across the central U.S. Temperatures warmed into the 80s form Texas to the Lower Missouri Valley.
...1988... Ten cities in the Upper Midwest reported record low temperatures for the date. The morning low of 20 degrees at South Bend IN was a record for October, and lows of 18 degrees at Grand Rapids MI and 20 degrees at Fort Wayne IN equaled records for October. The low of 2 degrees at International Falls MN smashed their previous record for the date by 11 degrees. Syracuse NY received 2.9 inches of snow to establish a record for October with 5.7 inches for the month.
...1989... Temperatures soared into the 70s in the northeastern U.S. The record high of 73 degrees at Alpena MI marked their sixth straight day of record warmth. In the western U.S., Klamath Falls OR reported a record low of 19 degrees.
...1991... After absorbing Hurricane Grace on the 29th, a intense ocean storm, 28.70 inches (972 millibars) took a very unusual course and moved westward along 40N and battered eastern New England with high winds and tides. Winds had already been gusting over 50 mph along the coast 2 days before so seas and tides were very high. Major coastal flooding and beach erosion occurred all along the New England, new York, and New Jersey coastlines. Over 1000 houses were damaged or destroyed from tides anywhere from 4 to 7 feet above normal. Wind gusts reached 78 mph at Chatham, Massachusetts, 74 mph at Gloucester, Massachusetts and 56 mph at Newport, Rhode Island.. One ship east of New England reported a 63 foot wave. Heavy rain commenced late on this day and continued into November 1st. Blue Hill Observatory in Milton, Massachusetts ended up with 5.76 inches of rain. Total damage from the storm was $200 million. -Record cold hit the Midwest and the Rockies. Dodge City, Kansas high was 23 degrees, compared to the normal high of 64 degrees. This set a record for the lowest daily maximum temperature for the month of October. The same record was set at Cheyenne, Wyoming with a frigid high of only 11 degrees. Billings, Montana dipped to 7 below zero which set a new record low for the month of October and it was the first time that the station had even been below zero in October.
...1993... Record cold and snow occurred in the central and southern U.S. Cincinnati, Ohio record 5.9 inches of snow on this day for its greatest October monthly snowfall ever. San Antonio, Texas saw flakes for the first time ever in October. Laramie, Wyoming plunged to 18 degrees below zero for its coldest reading on record for October. The 12 degree reading at Amarillo, Texas set the same record for the location.