November's Weather- 1st-2nd: Up to 12" of snow in Colorado closed schools, downed trees and powerlines leaving thousands without power.
- 2nd: Santa Ana winds in southern California: 65mph-Wiley Ridge. 69mph-Warm Springs. 61mph-San Fernando. 78mph-Mt. Diablo. 50mph-Malibu Hills
- 4th: Austin, TX hit a record low of 26°. An early season storm dumped snow and rain on parts of southern California. The storm brought 5" of snow to Flagstaff, AZ.
- 5th: 7 tornado warnings were issued in Oklahoma that resulted in several tornadoes taking down power lines, destroying an extension field office at Oklahoma State University and destroying a barn.
- 8th: Subtropical Sean forms South of Bermuda and later in the day becomes a Tropical Storm. A strong storm system produced six tornadoes in southwestern Oklahoma, but only causing minor damage and no serious injuries. However, at least 100 calves were killed in Tillman County, heavy rains flooded roads and closed schools.
- 9th: Over a foot of heavy, wet snow caused some power outages in Wisconsin.
- 11th: Sean becomes a post tropical cyclone NE of Bermuda.
- 12th: Record cold in northern Florida: Tallahassee 23ºF, Jacksonville 31ºF and Gainesville 30ºF.
- 12th-13th: A Winter storm roared across the Colorado high country with up to 13" of snow and hurricane force winds that caused traffic problems, downed trees and knocked out power for several hours.
- 14th: NWS confirmed an EF-1 tornado hit Paoli, IN damaging several buildings and two EF-2 tornadoes in Chautauqua County, NY.
- 16th: Possible/confirmed tornadoes hit 6 states: LA, MS, AL, GA, SC, NC that killed at least 6 people. With 6 more tornado deaths, 2011 has now had at least 554 tornado deaths. This makes 2011 the second-deadliest tornado year on record for the United States - surpassed only by 1925 with 794 fatalities.
- 18th: At least 20 homes destroyed, one death, and 2,000 acres burned by wind-driven Reno, NV wildfire. Heavy snow fell in Wyoming: Grand Targhee, 25.0"; Lewis Lake, 23.0"; Blackwater, 21.0". Blowing & drifting snow occurring too.
- 19th: A snowstorm dropped 3 to 14 inches from South Dakota to Upper Michigan.
- 20th: Austin, Texas hit a daily record high of 85ºF, breaking previous record of 83ºF in 1956. A rain storm dropped more than 1.5" in Southern California, flooded streets and highways and sent a section of a coastline street into the sea.
- 21st: This was the 7th day in a row that Fairbanks, AK recorded a low of -35 or colder. It was the coldest early season week on record.
- 21st-22nd: Heavy rain caused road closures, damage across Arkansas and leaving thousands without power.
- 22nd: Winds gusted to almost 100mph on the Oregon coast: Mt Hebo, OR 97mph, Megler Bridge Astoria,OR 81mph, Sea Lion Caves, OR 81mph.
- 22nd-23rd: Strong storms brought heavy rain and high winds to NW Oregon and SW Washington killing a man.
- 23rd: A wintry storm socked New England states with a mix of heavy snow and freezing rain with 10 and 11 inches across parts of Maine and New Hampshire. Nearly 10000 homes in coastal and central Maine lost power.
- 29th: A cold Upper Level Low brought rain and rain changing to snow from northern MS and GA to Michigan. Anywhere from a trace to 10" of heavy wet snow brought down tree limbs and powerlines causing many to lose power.
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