Avalanche Log and Summit Weather

Thank you Mount Washington Observatory for providing daily weather data from the summit of Mount Washington.

DateMax TempMin TempTotal (SWE)24H Snow & IceWind AvgWind Fastest MileFastest Mile DirAvalanche Activity
11/26/1930 F20 F 0 in 0 in48.7 MPH81 MPH

290 (WNW)

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11/25/1920 F13 F 0.17 in 1.5 in58.5 MPH36 MPH

290 (WNW)

11/24/1929 F17 F 1.3 in 10.30 in28.4 MPH90 MPH

330 (NNW)

11/23/1924 F-1 F .59 in 3.1 in69.8 MPH124 MPH

290 (WNW)

11/22/1932 F4 F .59 in 3.1 in69.8 MPH124 MPH

290 (WNW)

11/21/1931 F20 F 0 in 0 in29.6 MPH64 MPH

250 (WSW)

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11/20/1927 F20 F .04 in .2 in24.3 MPH39 MPH

11/19/1931 F25 F .67 in 7.2 in16.5 MPH29 MPH

11/18/1935 F21 F .06 in .2 in23.2 MPH35 MPH

130 (SE)

11/17/1929 F18 F 0 in 0 in12.8 MPH26 MPH

150 (SSE)

11/16/1920 F-9 F Trace in Trace in42.4 MPH114 MPH

330 (NNW)

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11/15/1915 F-6 F .10 in 1.4 in63.4 MPH104 MPH

300 (WNW)

11/14/1914 F1 F .09 in 1 in36.7 MPH79 MPH

240 (WSW)

11/13/192 F-17 F .06 in .4 in57.8 MPH102 MPH

290 (WNW)

11/12/1929 F-14 F .21 in 1.4 in57.0 MPH101 MPH

290 (WNW)

11/11/1929 F17 F .22 in 1.2 in37.4 MPH69 MPH

180 (S)

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11/10/1920 F8 F Trace in Trace in43.5 MPH68 MPH

280 (W)

11/09/199 F-2 F .02 in .02 in29.2 MPH53 MPH

290 (WNW)

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11/08/195 F0 F .74 in 8.6 in49.7 MPH105 MPH

11/07/1922 F5 F .17 in 1.7 in41.4 MPH71 MPH

260 (W)

11/06/1919 F12 F .06 in .7 in50.5 MPH83 MPH

270 (W)

11/05/1930 F18 F .11 in 1.6 in43.5 MPH74 MPH

280 (W)

11/04/1924 F13 F .04 in .5 in30.1 MPH58 MPH

230 (SW)

11/03/1920 F15 F .06 in 1 in37.8 MPH63 MPH

280 (W)

11/02/1929 F12 F 0 in 0 in23.4 MPH51 MPH

300 (WNW)

11/01/1952 F12 F 1.13 in .3 in74.5 MPH130 MPH

270 (W)

05/30/1946 F36 F 0 in 0 in27.9 MPH55 MPH

290 (WNW)

05/29/1947 F33 F 0 in 0 in20 MPH48 MPH

290 (WNW)

05/28/1934 F28 F .71 in 3.7 in20 MPH48 MPH

290 (WNW)

05/27/1940 F27 FTrace 0 in38.9 MPH68 MPH

300 (WNW)