Mammoth Mountain Weather

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Latest Observations

Mammoth

15 Minute Data | America/Los_Angeles

as of 8/31/26 9:38 PM PDT

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	8/31/26	2130	21.8 7.3	SW \| 214	27.4 7.7	40.9 6.0	30.6 9.5	78 27	34.5 5.0	38.2 1.4	36.9 0.9	1559	SW \| 225	37.8 0.1	50.7 2.1	36.0	37.8	52.8
Gondola2 Twr10 - 10,999ft	8/31/26	2130	1.2 5.0	S \| 177	6.4 3.1	-	-	-	-	-	11.1 0.0	1918	NW \| 316	-	-	11.1	-	-
Gondola2 Twr8 - 10,506ft	8/31/26	2130	6.0 3.4	S \| 175	22.4 6.2	-	-	-	-	-	30.0 2.8	1608	W \| 279	-	-	27.2	-	-
Top of 22 - 10,067ft	8/31/26	2130	40.9 13.9	S \| 191	47.6 15.7	48.3 4.5	38.4	58 14	34.4 2.5	42.2 1.3	47.6 4.6	1925	SW \| 216	45.4 0.5	61.9 3.8	43.0	45.9	65.7
Chair 1 Top - 9,875ft	8/31/26	2130	38.9 6.0	SSW \| 200	55.4 16.9	-	-	-	-	-	60.4 3.1	1945	S \| 186	-	-	57.2	-	-
Chair 2 Top - 9,843ft	8/31/26	2130	-	-	-	45.4 4.5	-	67 23	34.9 6.2	40.9 0.0	-	-	-	43.8 0.4	57.1 1.9	-	44.2	59.0
Top of 3 - 10,489ft	8/31/26	2130	-	-	-	41.6 5.9	-	77 24	35.0 3.9	38.9 1.7	-	-	-	40.1 0.9	52.6 2.5	-	41.0	55.0
Chair 9 Twr15 - 9,846ft	8/31/26	2130	-	W \| 272	-	-	-	-	-	-	-	1123	W \| 272	-	-	-	-	-
Chair 9 Twr11 - 9,421ft	8/31/26	2130	-	W \| 274	-	-	-	-	-	-	-	0645	W \| 274	-	-	-	-	-
Chair 10 Twr20 - 9,875ft	8/31/26	2130	24.3 8.3	NW \| 311	33.4 8.2	-	-	-	-	-	34.6 2.5	1934	NW \| 315	-	-	32.1	-	-
Chair 10 Twr17 - 9,601ft	8/31/26	2130	17.7 5.3	NW \| 322	28.1 7.8	-	-	-	-	-	31.9 0.5	1600	NNE \| 26	-	-	32.5	-	-
Gondola1 Twr12 - 9,496ft	8/31/26	2130	23.7 5.9	ENE \| 66	32.0 11.4	-	-	-	-	-	34.6 5.9	1929	ENE \| 68	-	-	28.8	-	-
Gondola1 Twr6 - 9,259ft	8/31/26	2130	17.7 4.4	E \| 85	25.8 5.7	-	-	-	-	-	32.2 4.1	1942	ENE \| 74	-	-	28.0	-	-
McCoy Stn - 9,630ft	8/31/26	2130	14.3 3.6	SSE \| 153	26.5 10.8	46.3 5.7	40.1	67 21	35.9 4.0	41.8 1.3	26.5 2.9	2128	SE \| 133	44.7 1.6	57.3 1.9	23.5	46.3	59.2
Top of 15 - 9,047ft	8/31/26	2130	11.1 2.0	SSW \| 212	22.2 2.5	49.0 6.4	44.5	56 22	34.2 6.7	42.5 0.7	36.0 8.9	1942	WSW \| 241	46.3 1.4	62.3 1.8	27.2	47.6	64.0
Sesame - 9,014ft	8/31/26	2130	4.5 1.5	SW \| 222	22.8 10.5	48.6 3.5	44.8	62 26	36.0 10.6	41.8 2.6	13.2 0.0	1740	S \| 182	47.1 0.7	62.1 1.8	13.2	46.2	63.9
Bottom of Ch10 (The Mill) - 8,799ft	8/31/26	2130	-	-	-	52.5 4.7	-	3 0	-26.3 3.2	34.6 2.6	-	-	-	44.4 6.6	63.8 3.3	-	48.5	67.2
Woolly's - 8,653ft	8/31/26	2130	5.4 0.3	WNW \| 301	15.0 5.8	53.3 5.1	-	50 14	35.1 3.9	44.7 1.0	32.0 4.0	1747	WNW \| 288	45.7 0.0	64.6 2.0	28.0	45.7	66.6
Canyon Lodge - 8,343ft	8/31/26	2130	1.9 1.5	S \| 191	10.4 3.9	55.2 5.3	-	34 3	27.5 2.7	43.1 3.2	20.8 2.1	1726	WSW \| 254	47.0 2.5	66.2 2.7	18.7	44.6	68.8
Bottom of 15 (Little Eagle) - 8,107ft	8/31/26	2130	-	-	-	54.3 5.4	-	54 18	38.1 5.4	46.6 0.2	-	-	-	45.4 3.4	67.3 1.7	-	48.8	68.9
RMK Bottom of 9 - 8,726ft	8/31/26	2130	0.0 0.0	N \| 0	0.0 0.0	50.6 5.9	-	59 19	36.9 4.4	44.3 1.0	7.5 5.3	0912	SSW \| 196	48.7 2.2	64.0 2.0	12.8	47.9	66.0
June Base Tx Office - 7,581ft	8/31/26	2130	3.4 2.7	SSW \| 194	6.7 4.7	58.5 3.1	-	37 12	32.1 4.4	45.6 0.8	26.0 6.3	1448	NW \| 311	40.3 0.9	72.3 1.6	19.7	41.2	73.9
June Mid Mtn Chalet - 8,689ft	8/31/26	2130	12.0 5.1	SSE \| 148	21.2 12.3	55.2 2.6	-	37 11	29.7 3.8	43.8 0.0	28.9 4.0	1306	SE \| 130	41.7 0.9	67.3 3.2	24.8	40.8	70.5
Max			40.9	-	55.4	58.5	44.8	78	38.1	46.6	60.4	-	-	48.7	72.3	57.2	48.8	73.9
Avg			14.4	-	23.7	50.0	39.7	53	29.9	42.1	-	-	-	-	-	-	-	-
Min			0.0	-	0.0	40.9	30.6	3	-26.3	34.6	7.5	-	-	37.8	50.7	11.1	37.8	52.8

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles

as of 8/31/26 9:38 PM PDT

Station	Date	Time	New Snow (HN) (in)	M DailyPrec 515AM (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	8/31/26	2130	0.0	0.00	50.6 5.9	-	0.0 0.0	N \| 0	0.0 0.0	0.0	1.42	71.56
Sesame - 9,014ft	8/31/26	2130	-	0.00	48.6 3.5	44.8	4.5 1.5	SW \| 222	22.8 10.5	-	0.76	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]

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