historical information: lake champlain closing dates

[Robert O'Brien]

I thought this was interesting:

https://www.weather.gov/btv/lakeclose

2024
Not Closed
2023
Not Closed
2022
Not Closed
2021
Not Closed
2020
Not Closed
2019
March 8
2018
Not Closed
2017
Not Closed
2016
Not Closed
2015
February 16
2014
February 12
2013
Not Closed
2012
Not Closed
2011
Not Closed
2010
Not Closed
2009
Not Closed
2008
Not Closed
2007
March 2
2006
Not Closed
2005
March 8
2004
January 27
2003
February 15
2002
Not Closed
2001
March 2
2000
Not Closed
1999
Not Closed
1998
Not Closed
1997
Not Closed
1996
February 5
1995
Not Closed
1994
January 23
1993
February 7
1992
Not Closed
1991
Not Closed
1990
Not Closed
1989
February 22
1988
Not Closed
1987
February 18
1986
February 10
1985
Not Closed
1984
Not Closed
1983
Not Closed
1982
January 28
1981
January 14
1980
Not Closed

1979
February 11
1978
February 5
1977
January 16
1976
Not Closed
1975
Not Closed
1974
Not Closed
1973
February 20
1972
February 10
1971
February 2
1970
January 21

1969
March 2
1968
February 16
1967
February 13
1966
February 7
1965
Not Closed
1964
Not Closed
1963
February 8
1962
February 16
1961
January 27
1960
Not Closed

1959
February 9
1958
February 12
1957
Not Closed
1956
Not Closed
1955
February 9
1954
Not Closed
1953
Not Closed
1952
Not Closed
1951
February 10
1950
February 26

1949
Not Closed
1948
January 26
1947
February 23
1946
February 21
1945
January 25
1944
February 9
1943
February 18
1942
February 5
1941
February 1
1940
January 26

1939
January 27
1938
March 4
1937
March 12
1936
January 26
1935
January 30
1934
January 30
1933
Not Closed
1932
Not Closed
1931
February 11
1930
January 30

1929
February 6
1928
March 11
1927
March 4
1926
February 9
1925
January 20
1924
February 19
1923
January 28
1922
January 24
1921
February 26
1920
January 18

1919
Not Closed
1918
January 24
1917
January 27
1916
February 20
1915
February 20
1914
February 11
1913
February 10
1912
January 26
1911
January 18
1910
February 11

1909
February 9
1908
February 3
1907
January 25
1906
February 7
1905
January 22
1904
January 19
1903
January 24
1902
January 30
1901
February 1
1900
February 28

1899
February 1
1898
January 30
1897
January 31
1896
February 17
1895
February 8
1894
March 26
1893
January 15
1892
February 14
1891
January 27
1890
February 21

1889
February 7
1888
January 22
1887
January 8
1886
January 19
1885
January 29
1884
January 8
1883
January 26
1882
February 25
1881
January 16
1880
February 2

1879
January 29
1878
January 29
1877
January 15
1876
February 2
1875
January 16
1874
February 1
1873
January 29
1872
January 8
1871
January 24
1870
February 25

1869
January 19
1868
January 7
1867
January 20
1866
January 30
1865
January 17
1864
February 17
1863
February 4
1862
February 5
1861
January 23
1860
February 2

1859
January 11
1858
February 12
1857
January 15
1856
January 22
1855
February 4
1854
January 28
1853
January 28
1852
January 18
1851
February 1
1850
Not Closed

1849
February 7
1848
February 13
1847
February 15
1846
February 10
1845
February 3
1844
January 25
1843
February 16
1842
Not Closed
1841
February 18
1840
January 25

1839
January 25
1838
February 2
1837
January 15
1836
January 27
1835
January 10
1834
February 13
1833
February 2
1832
February 6
1831
January ?
1830
January ?

1829
January 31
1828
Not Closed
1827
January 21
1826
February 1
1825
February 9
1824
January 22
1823
February 7
1822
January 24
1821
January 15
1820
February 3

1819
March 4
1818
February 2
1817
January 29
1816
February 9