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
12/02/1836 F19 F 0.62 in 1.5 in38.4 MPH69 MPH

190 (S)

11/30/1825 F18 F 0 in 0 in4.3 MPH15 MPH

300 (WNW)

11/29/1823 F10 F 0.13 in 1.9 in40.5 MPH85 MPH

340 (NNW)

11/28/1816 F11 F 0.20 in 2.5 in29.4 MPH58 MPH

330 (NNW)

11/27/1818 F12 F 0.78 in 6.8 in43 MPH96 MPH

90 (E)

11/24/1831 F21 F 0 in 0 in31.3 MPH64 MPH

280 (W)

11/21/1810 F-20 F 0.57 in 4.5 in58.7 MPH97 MPH

300 (WNW)

11/17/1816 F6 F 0.15 in 2.1 in63.5 MPH100 MPH

280 (W)

11/14/18-4 F-12 F 0.10 in 1 in67.4 MPH113 MPH

290 (WNW)