Mammoth Mountain Weather

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Latest Observation

22 Stations

15 Minute Data | America/Los_Angeles

as of 2/18/26 1:17 PM PST

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	2/18/26	1315	0.2 21.6	SW \| 228	0.2 37.4	0.8 7.8	-	87 3	-2.2 8.5	1.0 7.4	0.2 77.0	1032	N \| 359	-3.1 7.6	5.0 3.8	77.2	4.5	11.3
Gondola2 Twr10 - 10,999ft	2/18/26	1315	2.6 0.4	SE \| 138	9.0 3.5	-	-	-	-	-	19.1 0.4	0032	E \| 98	-	-	23.4	-	-
Gondola2 Twr8 - 10,506ft	2/18/26	1315	11.9 2.6	S \| 182	30.4 3.3	-	-	-	-	-	50.2 10.2	0314	WNW \| 288	-	-	62.5	-	-
Top of 22 - 10,067ft	2/18/26	1315	53.8 13.0	SE \| 145	65.9 1.0	4.8 8.0	-25.0 14.0	88 4	2.0 8.8	4.7 7.7	65.9 12.1	1314	S \| 177	1.4 7.5	9.4 3.9	98.4	8.9	15.7
Chair 1 Top - 9,875ft	2/18/26	1315	36.6 10.2	SSE \| 167	89.1 36.1	-	-	-	-	-	126.0 21.7	0240	W \| 272	-	-	150.1	-	-
Top of 3 - 10,489ft	2/18/26	1315	-	-	-	2.4 8.0	-	87 3	-0.6 8.7	2.5 7.6	-	-	-	-1.0 6.9	6.8 3.6	-	6.0	13.0
Chair 9 Twr15 - 9,846ft	2/18/26	1315	47.2 34.2	W \| 260	70.1 4.6	-	-	-	-	-	70.9 3.3	1228	NW \| 315	-	-	71.2	-	-
Chair 9 Twr11 - 9,421ft	2/18/26	1315	30.8 12.9	SSE \| 150	51.1 18.4	-	-	-	-	-	51.1 2.6	1303	SE \| 139	-	-	65.1	-	-
Chair 10 Twr20 - 9,875ft	2/18/26	1315	23.0 10.8	WNW \| 302	51.9 14.3	-	-	-	-	-	55.0 13.9	1051	NW \| 321	-	-	83.4	-	-
Chair 10 Twr17 - 9,601ft	2/18/26	1315	19.3 6.5	W \| 267	48.5 11.6	-	-	-	-	-	56.1 3.1	0003	WNW \| 302	-	-	67.8	-	-
Gondola1 Twr12 - 9,496ft	2/18/26	1315	30.8 14.1	SSW \| 196	100.1 68.7	-	-	-	-	-	100.2 0.0	0330	SW \| 224	-	-	100.2	-	-
Gondola1 Twr6 - 9,259ft	2/18/26	1315	22.8 12.1	W \| 278	51.0 14.2	-	-	-	-	-	54.0 1.8	0110	NNW \| 335	-	-	78.2	-	-
McCoy Stn - 9,630ft	2/18/26	1315	16.2 3.4	S \| 187	37.7 10.8	5.3 8.2	-13.3 12.4	87 3	2.2 8.9	5.1 7.9	47.2 1.3	0302	SSW \| 213	2.5 6.8	10.2 3.7	77.0	9.2	16.7
Top of 15 - 9,047ft	2/18/26	1315	10.7 1.8	SW \| 224	45.0 15.3	8.4 7.0	-6.1 9.9	77 9	2.5 9.4	7.5 7.0	50.8 5.7	0320	W \| 266	4.7 7.1	12.0 3.6	57.0	11.8	18.0
Sesame - 9,014ft	2/18/26	1315	6.2 1.6	SW \| 221	23.9 26.2	9.4 7.0	-4.9 7.4	82 4	5.0 8.1	8.2 7.1	20.4 3.4	1133	S \| 181	5.7 6.7	9.5 7.0	-	6.3	19.2
Bottom of Ch10 (The Mill) - 8,799ft	2/18/26	1315	-	-	-	10.8 7.4	-	84 7	6.9 9.0	10.2 7.4	-	-	-	7.6 6.7	14.9 3.8	-	14.3	21.1
Woolly's - 8,653ft	2/18/26	1300	13.7 6.9	W \| 274	25.5 11.4	11.5 6.8	-3.9 13.2	76 10	5.4 9.6	10.5 6.9	54.8 8.1	0042	NW \| 305	7.7 7.0	16.0 3.1	59.1	14.7	21.6
Canyon Lodge - 8,343ft	2/18/26	1315	8.6 2.4	SSW \| 212	26.6 4.1	12.0 7.1	-0.0 10.7	34 11	-10.9 12.1	8.6 6.8	31.8 6.4	0300	SSE \| 159	9.0 6.8	16.0 3.4	50.7	15.7	21.9
Bottom of 15 (Little Eagle) - 8,107ft	2/18/26	1315	-	-	-	12.8 6.6	-	88 6	9.9 8.2	12.2 6.7	-	-	-	9.2 6.3	16.2 3.3	-	15.5	21.9
RMK Bottom of 9 - 8,726ft	2/18/26	1315	4.7 4.7	N \| 8	18.3 18.3	10.8 6.3	-3.6	91 4	8.7 7.2	10.5 6.3	22.6 22.6	1237	NNW \| 332	6.6 6.9	11.8 5.4	39.0	7.2	19.6
June Mid Mtn Chalet - 8,689ft	2/18/26	1300	7.1 15.5	S \| 174	17.0 35.6	15.2 2.5	5.2 4.8	59 27	3.3 10.8	13.1 3.6	37.8 23.3	0845	W \| 261	8.8 5.6	18.0 1.8	62.2	14.4	21.2
June Base Tx Office - 7,581ft	2/18/26	1315	4.9 2.1	SSE \| 151	15.0 0.0	21.6 0.6	15.0 1.4	46 38	3.8 14.1	17.3 3.4	26.6 4.5	0223	NNE \| 12	14.0 5.2	21.9 2.9	-	19.2	25.0
Max			53.8	-	100.1	21.6	15.0	91	9.9	17.3	126.0	-	-	14.0	21.9	150.1	19.2	25.0
Avg			18.5	-	40.9	9.7	-4.1	76	2.8	8.6	-	-	-	-	-	-	-	-
Min			0.2	-	0.2	0.8	-25.0	34	-10.9	1.0	0.2	-	-	-3.1	5.0	23.4	4.5	11.3

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles

as of 2/18/26 1:17 PM PST

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	2/18/26	1315	0.4	0.28	10.8 6.3	-3.6	4.7 4.7	N \| 8	18.3 18.3	76.3	9.93	53.71
Sesame - 9,014ft	2/18/26	1315	0.5	0.28	9.4 7.0	-4.9 7.4	6.2 1.6	SW \| 221	23.9 26.2	105.1	7.33	32.59

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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