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Latest Observations

Mammoth

15 Minute Data | America/Los_Angeles
as of 8/20/26 1:34 PM PDT
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Station Date Time Wind Spd (mph) Wind Dir (°) Wind Gust (mph) Temp (°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 8/20/26 1330 20.8   7.3 SW | 218 32.6   7.6 61.6   1.7 36   3 34.4   0.8 48.1   0.4 32.6   5.1 1329 SSW | 212 50.4   1.3 62.6   2.1 33.8 49.1 64.8
Gondola2 Twr10 - 10,999ft 8/20/26 1330 1.8   0.7 S | 180 7.4   2.0 - - - - 11.4   4.3 0129 NNW | 338 - - 11.8 - -
Gondola2 Twr8 - 10,506ft 8/20/26 1330 8.5   3.7 SW | 220 19.9   3.9 - - - - 22.7   5.9 0346 WSW | 238 - - 32.4 - -
Top of 22 - 10,067ft 8/20/26 1330 20.2   3.1 SSW | 207 27.0   1.5 70.0   0.5 28   2 35.1   2.0 51.4   0.9 35.1   9.5 0115 ESE | 110 56.8   1.1 71.4   3.7 39.6 55.8 75.0
Chair 1 Top - 9,875ft 8/20/26 1330 17.4   8.7 SW | 228 42.2   7.8 - - - - 44.8   10.4 0101 S | 189 - - 53.3 - -
Chair 2 Top - 9,843ft 8/20/26 1330 - - - 66.5   2.4 28   3 32.9   1.0 49.5   0.5 - - - 55.8   0.7 68.8   1.2 - 55.1 70.2
Top of 3 - 10,489ft 8/20/26 1330 - - - 63.1   2.4 34   4 34.1   0.8 48.6   0.6 - - - 52.7   0.4 64.2   2.6 - 52.4 66.8
Chair 9 Twr15 - 9,846ft 8/20/26 1330 11.6   5.3 WNW | 294 26.9   10.2 - - - - 26.9   10.2 1327 W | 274 - - 26.5 - -
Chair 9 Twr11 - 9,421ft 8/20/26 1330 14.5   4.7 SSE | 148 29.8   10.9 - - - - 29.8   8.1 1329 SE | 131 - - 41.7 - -
Chair 10 Twr20 - 9,875ft 8/20/26 1330 12.3   4.8 WNW | 291 22.7   3.4 - - - - 27.5   7.0 0533 NW | 321 - - 28.9 - -
Chair 10 Twr17 - 9,601ft 8/20/26 1330 10.2   5.2 WSW | 245 20.9   4.3 - - - - 23.0   2.2 0113 NNW | 342 - - 26.9 - -
Gondola1 Twr12 - 9,496ft 8/20/26 1330 11.1   2.0 E | 94 20.7   0.5 - - - - 24.7   1.1 0108 ENE | 61 - - 28.6 - -
Gondola1 Twr6 - 9,259ft 8/20/26 1330 10.4   2.4 E | 95 22.4   0.5 - - - - 24.7   1.9 0108 ENE | 76 - - 25.9 - -
McCoy Stn - 9,630ft 8/20/26 1330 6.5   1.2 SSW | 208 17.8   1.2 65.8   1.5 34   3 36.3   1.0 50.4   0.2 21.1   0.8 0114 SE | 129 57.2   4.0 68.0   1.0 24.8 53.2 71.1
Top of 15 - 9,047ft 8/20/26 1330 6.0   1.2 SSW | 203 17.5   5.4 68.6   1.4 22   3 28.6   1.8 48.9   0.0 22.6   0.4 1309 SW | 217 59.5   3.4 71.2   2.6 26.9 56.1 73.8
Sesame - 9,014ft 8/20/26 1330 4.2   0.3 WSW | 257 15.7   2.0 70.6   1.7 28   3 35.8   1.2 50.5   0.2 11.6   1.1 1248 S | 172 57.9   1.6 72.7   1.6 15.7 56.3 74.3
Bottom of Ch10 (The Mill) - 8,799ft 8/20/26 1330 - - - 73.4   1.6 3   0 -12.2   1.1 44.8   0.6 - - - 58.8   5.2 75.3   0.4 - 53.6 76.0
Woolly's - 8,653ft 8/20/26 1315 9.0   0.3 W | 272 15.4   0.9 72.9   1.0 25   3 35.3   1.9 52.4   0.0 24.6   1.1 1307 NW | 316 56.8   2.5 75.6   2.0 28.2 54.3 77.5
Canyon Lodge - 8,343ft 8/20/26 1330 6.2   1.7 SSW | 195 17.1   3.1 74.5   2.3 31   0 41.9   2.4 55.5   1.7 19.2   4.2 1313 S | 180 56.4   1.2 76.7   1.9 20.8 55.2 78.6
Bottom of 15 (Little Eagle) - 8,107ft 8/20/26 1330 - - - 75.5   2.0 25   2 36.8   0.7 53.8   0.3 - - - 55.1   2.0 78.1   1.4 - 53.1 79.5
RMK Bottom of 9 - 8,726ft 8/20/26 1330 0.0   4.4 N | 0 0.0   13.4 71.4   1.1 26   2 34.5   0.9 51.7   0.1 11.8   1.5 0629 SW | 233 62.1   4.9 76.0   1.1 13.4 57.2 77.0
June Base Tx Office - 7,581ft 8/20/26 1315 5.9   0.4 WSW | 249 16.6   0.9 80.8   0.4 17   2 31.9   3.2 53.8   0.9 20.1   0.4 1304 NW | 310 45.9   2.2 82.0   0.2 25.5 48.0 83.7
June Mid Mtn Chalet - 8,689ft 8/20/26 1315 4.3   0.5 SSE | 166 10.3   1.8 75.6   1.8 20   4 31.3   4.1 52.0   0.7 24.4   4.2 1211 SE | 134 52.5   2.7 76.3   2.0 28.9 49.8 78.4
Max     20.8 - 42.2 80.8 36 41.9 55.5 44.8 - - 62.1 82.0 53.3 57.2 83.7
Avg     9.5 - 20.1 70.7 25 31.2 50.8 - - - - - - - -
Min     0.0 - 0.0 61.6 3 -12.2 44.8 11.4 - - 45.9 62.6 11.8 48.0 64.8

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles
as of 8/20/26 1:34 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 8/20/26 1330 0.0 0.00 0 71.4   1.1 0.0   4.4 N | 0 0.0   13.4 0.0 0.03 70.17
Sesame - 9,014ft 8/20/26 1330 - 0.00 - 70.6   1.7 4.2   0.3 WSW | 257 15.7   2.0 - 0.00 41.61
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 2 Top - [9,843ft / 3,000m]
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