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Latest Observation

22 Stations

15 Minute Data | America/Los_Angeles
as of 5/18/26 8:58 PM PDT
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Station Date Time Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Temp (°F) WindChill (°F) RH (%) Dew Pt (°F) Wet Bulb (°F) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Min Temp (°F) Daily Max Temp (°F) Yest MaxGst (mph) Yest MinT (°F) Yest MaxT (°F)
Top Stn/Summit - 11,053ft 5/18/26 2045 28.0   15.7 N | 350 38.9   18.4 23.8   9.4 5.7   16.4 45   48 5.8   7.1 19.5   5.3 67.7   1.3 0125 N | 0 11.4   1.5 30.2   1.3 80.9 12.8 31.5
Gondola2 Twr10 - 10,999ft 5/18/26 2045 12.8   3.5 S | 182 16.7   2.8 - - - - - 27.6   5.1 0841 S | 169 - - 31.1 - -
Gondola2 Twr8 - 10,506ft 5/18/26 2045 14.7   2.0 NE | 56 22.4   1.6 - - - - - 30.8   23.6 1013 NE | 35 - - 54.4 - -
Top of 22 - 10,067ft 5/18/26 2045 16.2   4.2 NNE | 15 22.6   10.9 29.7   9.2 18.2   13.5 37   50 6.8   10.6 23.7   4.2 35.5   29.6 0451 NNE | 23 16.2   4.0 51.2   11.5 65.1 16.9 39.7
Chair 1 Top - 9,875ft 5/18/26 2045 16.0   1.7 NE | 41 23.0   3.9 - - - - - 36.6   52.9 0130 NE | 49 - - 89.5 - -
Top of 3 - 10,489ft 5/18/26 2045 - - - 26.6   10.5 - 41   53 6.0   8.7 21.4   5.7 - - - 12.9   2.1 32.4   1.9 - 14.3 34.3
Chair 9 Twr15 - 9,846ft 5/18/26 2045 2.4   4.3 E | 101 11.0   4.2 - - - - - 23.9   21.0 0952 ENE | 73 - - 45.0 - -
Chair 9 Twr11 - 9,421ft 5/18/26 2045 4.7   5.3 S | 180 8.7   11.4 - - - - - 30.8   32.3 1049 WSW | 238 - - 63.1 - -
Chair 10 Twr20 - 9,875ft 5/18/26 2045 4.5   9.6 SSE | 156 11.1   11.6 - - - - - 25.1   31.3 1109 SE | 124 - - 56.4 - -
Chair 10 Twr17 - 9,601ft 5/18/26 2045 1.4   9.9 S | 175 6.9   12.8 - - - - - 23.0   25.8 1017 SE | 130 - - 48.9 - -
Gondola1 Twr12 - 9,496ft 5/18/26 2045 9.5   4.7 NE | 49 17.1   5.0 - - - - - 26.5   17.8 1007 N | 350 - - 44.3 - -
Gondola1 Twr6 - 9,259ft 5/18/26 2045 2.4   4.3 S | 180 8.9   6.5 - - - - - 24.2   26.1 1206 ESE | 105 - - 50.3 - -
McCoy Stn - 9,630ft 5/18/26 2045 1.6   1.6 E | 91 7.2   4.8 31.5   11.4 - 37   50 8.4   8.7 25.2   6.0 19.8   18.1 1015 NNW | 335 18.3   1.7 42.0   3.2 37.9 18.4 38.8
Top of 15 - 9,047ft 5/18/26 2045 2.6   3.2 N | 357 7.1   7.3 32.2   10.0 - 30   50 4.4   12.6 25.0   4.3 21.4   28.0 1025 ENE | 65 18.7   3.2 45.0   0.5 49.4 19.4 45.5
Sesame - 9,014ft 5/18/26 2045 0.8   1.4 ENE | 58 4.9   2.9 33.9   9.7 - 33   43 8.0   9.8 25.0   3.2 7.4   17.4 1225 NE | 52 22.1   1.8 45.5   2.2 24.8 20.8 43.3
Bottom of Ch10 (The Mill) - 8,799ft 5/4/26 1030 - - - 35.2   12.4 - 88   38 31.6   1.4 33.9   6.3 - - - 31.2   2.9 42.8   7.5 - 33.4 50.2
Woolly's - 8,653ft 5/18/26 2045 1.5   3.8 SSW | 209 2.9   10.7 36.8   10.8 - 29   44 7.6   10.8 28.7   4.9 25.5   18.8 1240 E | 92 21.4   4.3 48.6   2.9 44.3 23.9 45.7
Canyon Lodge - 8,343ft 5/18/26 2045 0.9   1.7 WSW | 254 2.8   7.9 36.5   9.7 - 30   5 7.9   5.5 28.3   7.2 18.6   19.2 1035 N | 5 21.8   4.7 47.2   0.6 37.7 24.4 47.7
Bottom of 15 (Little Eagle) - 8,107ft 5/18/26 2045 - - - 35.5   7.2 - 36   33 10.8   8.4 28.2   2.8 - - - 20.4   7.5 51.1   1.3 - 25.0 49.8
RMK Bottom of 9 - 8,726ft 5/18/26 2045 0.5   0.4 WSW | 238 2.0   1.7 33.0   8.1 - 34   42 8.0   10.6 26.1   3.1 10.2   9.8 1229 NNW | 346 21.3   3.4 48.4   2.7 20.0 20.4 45.7
June Mid Mtn Chalet - 8,689ft 5/18/26 2045 3.6   0.8 ESE | 119 8.3   3.8 35.9   10.3 33.0   12.9 30   42 7.4   10.3 28.0   5.0 25.5   19.2 1532 NNW | 341 19.4   5.2 48.4   2.9 44.7 22.6 51.3
June Base Tx Office - 7,581ft 5/18/26 2045 1.3   3.9 SE | 139 3.1   10.1 37.9   6.3 - 32   28 10.4   8.6 29.9   2.4 25.5   4.5 1613 NE | 45 20.5   7.7 50.9   4.1 30.0 26.1 55.0
Max     28.0 - 38.9 37.9 33.0 45 10.8 29.9 67.7 - - 22.1 51.2 89.5 26.1 55.0
Avg     6.6 - 11.9 32.8 19.0 35 7.6 25.7 - - - - - - - -
Min     0.5 - 2.0 23.8 5.7 29 4.4 19.5 7.4 - - 11.4 30.2 20.0 12.8 31.5

Latest Snow Study Sites

RMK Bottom of 9 - 8,726ft, Sesame - 9,014ft

15 Minute Data | America/Los_Angeles
as of 5/18/26 8:58 PM PDT
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Station Date Time New Snow (HN) (in) M DailyPrec 515AM (In) Storm Snow (HST) (In) Temp (°F) Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Snow Depth (HS) (in) M Month Precip (In) M Season Precip (In)
RMK Bottom of 9 - 8,726ft 5/18/26 2045 0.0 0.00 0 33.0   8.1 0.5   0.4 WSW | 238 2.0   1.7 0.1 0.87 68.21
Sesame - 9,014ft 5/18/26 2045 0.1 0.00 0 33.9   9.7 0.8   1.4 ENE | 58 4.9   2.9 0.0 0.42 40.76
Mammoth Weather Stations
Summit/Top Stn - [11,053ft / 3,369m]
Gondola 2 (Towers 10 & 8) - [10,999ft / 3,353m]
Chair 1 Top - [9,875ft / 3,010m]
Chair 1 (Towers 9 & 5) - [9,123ft / 2,781m]
Top of 22 - [10,067ft / 3,068m]
Top of 3 - [10,489ft / 3,197m]
Chair 9 (Towers 15 & 11) - [9,846ft / 3,001m]
Chair 10 (Towers 20 & 17) - [9,875ft / 3,010m
Gondola 1 (Towers 12 & 6) - [9,496ft / 2,894m]
McCoy (Bottom of Ch3) - [9,630ft / 2,935m]
Top of 15 - [9,057ft / 2,761m]
Sesame Snow Study Site - [9,014ft / 2,747m]
Woollys Tube Park - [8,653ft / 2,637m]
Canyon Lodge - [8,343ft / 2,543m]
Bottom of 15 (Little Eagle) - [8,107ft / 2,471m]
RMK Bottom of 9 - [8,726ft]
June Mountain - [8,689-7,581ft / 2,648-2,311m]
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