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Latest Observations

Mammoth

15 Minute Data | America/Los_Angeles
as of 9/20/26 2:52 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 9/20/26 1445 0.9   8.9 WSW | 238 5.7   12.7 50.2   0.6 36   2 24.1   1.2 39.6   0.0 15.3   3.2 1304 SW | 219 40.1   4.6 52.1   0.7 27.3 35.5 52.7
Gondola2 Twr10 - 10,999ft 9/20/26 1445 0.3   0.2 SE | 146 2.3   2.4 - - - - 6.9   0.9 0101 SSE | 157 - - 12.3 - -
Gondola2 Twr8 - 10,506ft 9/20/26 1445 2.2   1.0 SE | 139 6.8   3.8 - - - - 12.8   0.0 1414 W | 270 - - 20.1 - -
Top of 22 - 10,067ft 9/20/26 1445 2.3   2.5 SW | 225 6.4   3.5 64.3   0.3 25   1 27.8   1.0 47.0   0.4 16.4   2.2 1350 NNW | 332 42.8   6.4 68.2   0.9 18.3 36.3 69.4
Chair 1 Top - 9,875ft 9/20/26 1445 0.6   14.0 NW | 308 7.5   18.8 - - - - 15.3   11.0 1357 W | 260 - - 32.9 - -
Chair 2 Top - 9,843ft 9/20/26 1445 - - - 57.6   0.5 25   2 22.1   1.4 42.6   0.1 - - - 41.1   5.4 59.0   0.1 - 35.7 59.1
Top of 3 - 10,489ft 9/20/26 1445 - - - 52.0   2.4 33   3 23.8   0.5 40.5   1.0 - - - 40.8   6.6 53.2   1.9 - 34.2 55.2
Chair 9 Twr15 - 9,846ft 9/20/26 1445 - W | 272 - - - - - - 0854 W | 272 - - - - -
Chair 9 Twr11 - 9,421ft 9/20/26 1445 - W | 274 - - - - - - 0744 W | 274 - - - - -
Chair 10 Twr20 - 9,875ft 9/20/26 1445 3.2   1.3 E | 95 6.8   1.5 - - - - 10.2   3.1 1420 NNE | 24 - - 19.6 - -
Chair 10 Twr17 - 9,601ft 9/20/26 1430 3.0   0.5 S | 179 7.3   0.1 - - - - 10.3   1.5 1350 E | 90 - - 19.2 - -
Gondola1 Twr12 - 9,496ft 9/20/26 1445 0.3   6.1 SW | 226 2.5   13.3 - - - - 10.5   5.3 1319 SW | 233 - - 19.6 - -
Gondola1 Twr6 - 9,259ft 9/20/26 1445 2.7   4.7 SE | 138 5.7   9.9 - - - - 12.3   3.3 1214 SW | 218 - - 19.9 - -
McCoy Stn - 9,630ft 9/20/26 1445 1.1   2.3 ESE | 106 13.6   3.0 57.6   1.1 30   2 26.1   1.0 43.7   0.2 18.5   0.2 1222 NNE | 17 40.3   5.0 59.7   0.6 18.3 35.4 60.3
Top of 15 - 9,047ft 9/20/26 1445 3.2   1.0 NNE | 27 8.6   0.2 59.7   1.4 20   1 19.0   1.8 42.9   1.0 11.0   1.6 1308 NE | 44 43.3   6.7 62.0   0.8 15.2 36.6 64.2
Sesame - 9,014ft 9/20/26 1445 1.9   2.2 ESE | 119 9.0   3.8 60.6   0.7 26   2 25.7   1.5 43.0   0.1 7.2   2.5 1438 SE | 125 42.1   3.4 63.3   0.4 10.3 38.7 63.0
Bottom of Ch10 (The Mill) - 8,799ft 9/20/26 1445 - - - 63.6   0.7 3   0 -18.7   0.5 40.4   0.3 - - - 41.5   6.0 64.9   1.1 - 35.5 66.2
Woolly's - 8,653ft 9/20/26 1445 - - - - - - - - 0101 - - - - - -
Canyon Lodge - 8,343ft 9/20/26 1445 1.2   0.9 SE | 140 4.9   3.9 65.2   0.6 39   0 39.8   0.2 51.6   0.3 11.3   1.6 1318 S | 180 44.6   7.1 66.2   0.9 11.4 37.5 67.8
Bottom of 15 (Little Eagle) - 8,107ft 9/20/26 1445 - - - 68.8   1.5 20   2 26.4   0.6 48.3   0.4 - - - 40.8   5.3 69.9   1.9 - 35.4 69.4
RMK Bottom of 9 - 8,726ft 9/20/26 1445 0.9   0.8 E | 94 2.3   2.7 63.7   0.1 23   1 25.4   1.0 46.1   0.2 9.9   3.9 1325 NNW | 330 42.8   6.9 65.4   0.1 10.3 35.8 66.0
June Base Tx Office - 7,581ft 9/10/26 0945 1.5   1.0 SW | 233 4.5   0.9 67.7   0.3 44   17 44.9   12.1 55.7   6.1 5.6   8.5 0934 W | 262 46.9   8.3 71.4   3.1 16.8 38.7 80.6
June Mid Mtn Chalet - 8,689ft 9/20/26 1445 2.9   1.9 SW | 228 6.9   2.9 63.2   2.0 21   8 22.6   6.4 44.6   1.4 15.0   0.4 1404 N | 359 37.8   5.8 66.0   3.6 15.4 32.0 65.8
Max     3.2 - 13.6 68.8 39 39.8 51.6 18.5 - - 44.6 69.9 32.9 38.7 69.4
Avg     1.8 - 6.4 60.5 25 22.0 44.2 - - - - - - - -
Min     0.3 - 2.3 50.2 3 -18.7 39.6 6.9 - - 37.8 52.1 10.3 32.0 52.7

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles
as of 9/20/26 2:52 PM PDT
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Station Date Time M DailyPrec 515AM (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 9/20/26 1445 0.00 63.7   0.1 0.9   0.8 E | 94 2.3   2.7 - 0.00 71.56
Sesame - 9,014ft 9/20/26 1445 0.00 60.6   0.7 1.9   2.2 ESE | 119 9.0   3.8 0.0 0.00 42.37
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