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
02/22/2014 F0 F 0.0 in 0.0 in58.9 MPH86 MPH

280 (W)

02/21/208 F-14 F 0.0 in 0.0 in44.6 MPH77 MPH

280 (W)

02/20/20-7 F-16 F 0 in 0 in59.5 MPH92 MPH

300 (WNW)

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02/19/2020 F-11 F 0.15 in 1.3 in78.7 MPH112 MPH

270 (W)

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02/18/2023 F5 F 0.35 in 3.9 in39.3 MPH93 MPH

200 (SSW)

02/17/2011 F-2 F .06 in .7 in50.1 MPH85 MPH

280 (W)

02/16/2013 F7 F .15 in 1.2 in56.3 MPH93 MPH

270 (W)

02/15/2014 F-4 F 0 in 0 in43.9 MPH77 MPH

250 (WSW)

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02/14/203 F-17 F 0.04 in 0.4 in56.3 MPH83 MPH

310 (NW)

02/13/2017 F3 F 0.2 in 2.0 in41.1 MPH74 MPH

280 (W)

02/12/2010 F5 F 0.2 in 3.0 in60.4 MPH112 MPH

290 (WNW)

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02/11/2025 F8 F .03 in .9 in35.3 MPH78 MPH

290 (WNW)

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02/10/2019 F8 F .45 in 4.1 in45 MPH78 MPH

210 (SSW)

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02/09/209 F-10 F 0.05 in 1.1 in43.6 MPH72 MPH

250 (WSW)

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02/08/20-9 F-17 F 0.0 in 0.0 in66.7 MPH96 MPH

280 (W)

02/07/2035 F-9 F .69 in 4 in53.6 MPH104 MPH

290 (WNW)

02/06/2035 F7 F 0.33 in 3.5 in30.7 MPH66 MPH

200 (SSW)

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02/05/2012 F-1 F 0.12 in 1 in48.3 MPH88 MPH

290 (WNW)

02/04/2023 F10 F 0.02 in 0.2 in47.5 MPH81 MPH

270 (W)

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02/03/2014 F7 F .20 in 1.8 in60.8 MPH101 MPH

280 (W)

02/02/2014 F5 F 0.02 in 0.2 in24 MPH49 MPH

290 (WNW)

02/01/2017 F12 F .5 in .6 in25.9 MPH53 MPH

260 (W)

01/31/2019 F11 FTrace Trace 22.8 MPH44 MPH

260 (W)

01/30/2018 F8 F 0 in 0 in19 MPH50 MPH

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01/29/2012 F1 F 0.0 in 0.0 in35.7 MPH67 MPH

330 (NNW)

01/28/2012 F4 F .03 in .5 in32.3 MPH63 MPH

290 (WNW)

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01/27/2017 F11 F .23 in 2.8 in48.5 MPH76 MPH

280 (W)

01/26/2027 F13 F 0.16 in 1.3 in37.9 MPH79 MPH

280 (W)

01/25/2030 F16 F .58 in 5 in44.5 MPH85 MPH

130 (SE)

01/24/2031 F27 F 0 in 0 in13.6 MPH25 MPH

220 (SW)