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Latest Observation

22 Stations

15 Minute Data | America/Los_Angeles
as of 4/20/26 1:56 AM 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 4/20/26 0145 21.3   2.2 SW | 215 29.0   0.2 27.2   0.1 12.3   0.4 70   1 18.8   0.4 24.5   0.2 29.4   1.5 0102 SW | 219 26.6   0.2 27.4   1.2 36.4 25.0 35.6
Gondola2 Twr10 - 10,999ft 4/20/26 0145 0.7   0.2 SSE | 155 3.1   3.2 - - - - - 3.6   2.9 0116 SE | 146 - - 7.9 - -
Gondola2 Twr8 - 10,506ft 4/20/26 0145 5.0   0.1 E | 94 13.4   0.6 - - - - - 13.4   0.6 0133 NE | 40 - - 22.6 - -
Top of 22 - 10,067ft 4/20/26 0145 19.3   7.9 S | 175 31.4   0.7 35.5   0.9 24.8   3.0 42   11 14.6   4.4 29.0   0.5 34.6   4.0 0101 SSW | 192 34.8   0.2 35.6   0.4 40.4 32.9 47.3
Chair 1 Top - 9,875ft 4/20/26 0145 6.4   12.1 SW | 222 15.1   15.2 - - - - - 20.4   9.8 0104 SSW | 211 - - 50.2 - -
Top of 3 - 10,489ft 4/20/26 0145 - - - 29.0   0.6 - 65   3 18.8   0.6 25.7   0.3 - - - 28.4   0.8 29.4   0.9 - 27.6 40.2
Chair 9 Twr15 - 9,846ft 4/20/26 0145 4.9   8.4 SSE | 148 14.4   14.5 - - - - - 14.4   14.5 0134 N | 10 - - 29.5 - -
Chair 9 Twr11 - 9,421ft 4/20/26 0145 5.3   6.3 S | 173 16.5   6.2 - - - - - 21.2   7.9 0109 SSW | 198 - - 41.7 - -
Chair 10 Twr20 - 9,875ft 4/20/26 0145 8.9   9.3 SSW | 211 21.5   3.1 - - - - - 21.5   3.1 0138 WSW | 253 - - 30.5 - -
Chair 10 Twr17 - 9,601ft 4/20/26 0145 6.9   7.0 WSW | 249 18.7   5.1 - - - - - 20.4   3.4 0119 NW | 304 - - 31.6 - -
Gondola1 Twr12 - 9,496ft 4/20/26 0145 3.5   9.1 WSW | 258 11.9   5.1 - - - - - 13.6   3.8 0108 SW | 216 - - 29.8 - -
Gondola1 Twr6 - 9,259ft 4/20/26 0145 1.8   9.3 SSE | 151 7.0   11.9 - - - - - 7.0   13.9 0133 NNE | 30 - - 24.5 - -
McCoy Stn - 9,630ft 4/20/26 0145 2.4   4.0 NW | 304 8.3   4.9 34.8   0.3 - 54   2 19.8   0.7 29.7   0.0 11.3   4.8 0116 NNW | 347 34.0   0.8 35.5   0.2 21.4 33.4 44.7
Top of 15 - 9,047ft 4/20/26 0145 6.4   1.2 SW | 225 13.2   4.9 38.4   0.8 33.7   0.1 35   7 13.2   3.6 30.5   0.3 13.4   1.1 0123 SW | 222 38.0   0.6 39.1   0.9 21.2 36.5 49.4
Sesame - 9,014ft 4/20/26 0145 2.9   0.4 SSW | 195 11.6   4.0 36.9   0.3 32.4   0.5 52   3 21.0   0.9 30.1   0.1 11.4   0.2 1605 W | 274 35.4   9.4 49.3   0.7 11.6 26.1 50.0
Bottom of Ch10 (The Mill) - 8,799ft 4/20/26 0145 - - - 39.3   0.7 - 54   4 23.9   1.0 33.6   0.1 - - - 38.6   1.2 40.2   0.6 - 38.8 51.4
Woolly's - 8,653ft 4/20/26 0145 5.3   1.3 WNW | 294 7.8   0.0 39.5   0.4 35.6   1.6 40   5 17.0   3.2 31.9   1.1 14.3   1.3 0104 NW | 304 37.9   0.5 40.3   0.0 24.4 36.5 51.8
Canyon Lodge - 8,343ft 4/20/26 0145 1.0   1.7 SW | 219 4.5   5.6 40.7   0.3 - 38   13 16.9   6.7 32.6   1.6 7.1   3.5 0129 WSW | 245 38.5   3.5 41.7   0.6 15.7 34.0 53.7
Bottom of 15 (Little Eagle) - 8,107ft 4/20/26 0145 - - - 41.3   1.2 - 44   7 20.8   2.2 33.9   0.1 - - - 39.7   5.6 41.9   1.4 - 32.8 54.4
RMK Bottom of 9 - 8,726ft 4/20/26 0145 2.8   2.0 SSW | 211 8.1   3.7 40.0   3.3 36.1 43   10 19.3   2.1 32.7   1.4 12.0   1.2 0943 SSW | 205 36.6   10.1 51.1   3.6 13.2 26.6 54.7
June Mid Mtn Chalet - 8,689ft 4/20/26 0145 7.1   1.5 SSE | 155 12.1   0.4 39.8   0.3 34.9   1.1 46   2 20.5   1.4 32.9   0.4 16.8   1.8 0140 S | 182 39.4   0.9 40.1   1.3 30.2 37.2 53.2
June Base Tx Office - 7,581ft 4/20/26 0145 3.3   2.3 SSE | 162 6.0   2.7 42.0   6.5 40.3 45   21 22.2   3.0 34.8   3.0 10.5   5.8 0101 ESE | 109 41.2   5.9 43.3   7.0 23.7 35.2 60.1
Max     21.3 - 31.4 42.0 40.3 70 23.9 34.8 34.6 - - 41.2 51.1 50.2 38.8 60.1
Avg     6.1 - 13.4 37.3 31.3 48 19.0 30.9 - - - - - - - -
Min     0.7 - 3.1 27.2 12.3 35 13.2 24.5 3.6 - - 26.6 27.4 7.9 25.0 35.6

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles
as of 4/20/26 1:56 AM PDT
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Station Date Time New Snow (HN) (in) M DailyPrec 515AM (In) Storm Snow (HST) (In) Temp (°F) WindChill (°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 4/20/26 0145 0.0 0.00 1 40.0   3.3 36.1 2.8   2.0 SSW | 211 8.1   3.7 3.7 5.54 62.70
Sesame - 9,014ft 4/20/26 0145 0.0 0.00 0 36.9   0.3 32.4   0.5 2.9   0.4 SSW | 195 11.6   4.0 22.5 3.27 38.14
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]
Mammoth Patrol Weather Links Current Data Map