Mammoth Mountain Weather

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Latest Observations

Mammoth

15 Minute Data | America/Los_Angeles

as of 9/19/26 1:29 AM 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	9/19/26	0115	0.2 25.8	NNE \| 26	0.2 32.6	41.5 10.4	-	31 47	12.7 12.1	32.2 3.3	0.2 32.6	0101	NNE \| 26	39.2 8.3	42.4 11.1	40.3	29.8	51.8
Gondola2 Twr10 - 10,999ft	9/19/26	0115	0.8 0.4	NE \| 46	2.1 2.4	-	-	-	-	-	2.1 2.4	0110	NNE \| 33	-	-	16.8	-	-
Gondola2 Twr8 - 10,506ft	9/19/26	0115	4.6 0.1	ESE \| 119	7.0 5.0	-	-	-	-	-	7.0 5.0	0115	SE \| 137	-	-	23.9	-	-
Top of 22 - 10,067ft	9/19/26	0115	2.4 32.0	SSW \| 202	5.8 37.5	41.6 1.1	-	56 3	27.0 2.2	35.9 1.4	5.8 37.5	0111	SSE \| 147	41.2 1.5	42.7 0.5	46.8	41.3	71.6
Chair 1 Top - 9,875ft	9/19/26	0115	0.0 16.8	N \| 0	0.0 32.0	-	-	-	-	-	0.0 32.0	0101	ESE \| 120	-	-	48.2	-	-
Chair 2 Top - 9,843ft	9/19/26	0115	-	-	-	38.0 0.8	-	54 6	23.0 1.9	32.5 0.1	-	-	-	37.7 0.7	38.4 1.1	-	36.1	57.6
Top of 3 - 10,489ft	9/19/26	0115	-	-	-	38.8 5.8	-	52 20	22.9 2.3	33.0 2.8	-	-	-	38.1 5.2	39.0 5.9	-	32.1	53.2
Chair 9 Twr15 - 9,846ft	9/19/26	0115	-	W \| 272	-	-	-	-	-	-	-	0106	W \| 272	-	-	-	-	-
Chair 9 Twr11 - 9,421ft	9/19/26	0100	-	W \| 274	-	-	-	-	-	-	-	0636	W \| 274	-	-	-	-	-
Chair 10 Twr20 - 9,875ft	9/19/26	0115	3.0 14.8	S \| 180	8.2 21.7	-	-	-	-	-	8.2 21.7	0113	WSW \| 257	-	-	30.2	-	-
Chair 10 Twr17 - 9,601ft	9/19/26	0115	2.1 11.7	WNW \| 286	7.1 20.1	-	-	-	-	-	7.1 20.1	0114	W \| 270	-	-	28.7	-	-
Gondola1 Twr12 - 9,496ft	9/19/26	0115	0.3 12.0	SW \| 215	2.2 17.7	-	-	-	-	-	2.2 17.7	0114	NNW \| 337	-	-	25.3	-	-
Gondola1 Twr6 - 9,259ft	9/19/26	0115	0.8 8.8	S \| 169	4.5 15.2	-	-	-	-	-	4.5 15.2	0104	W \| 259	-	-	25.3	-	-
McCoy Stn - 9,630ft	9/19/26	0115	0.1 7.0	SE \| 124	1.2 12.4	37.3 1.4	-	59 1	24.3 1.6	32.6 1.3	1.2 12.4	0111	SE \| 138	37.0 1.4	37.5 1.5	19.8	37.0	59.0
Top of 15 - 9,047ft	9/19/26	0115	2.1 7.2	WSW \| 244	3.8 20.3	39.3 2.4	-	48 3	21.3 0.9	32.9 1.7	3.8 20.3	0114	SW \| 221	38.8 2.7	39.9 2.6	27.4	39.1	63.2
Sesame - 9,014ft	9/19/26	0115	0.6 2.6	SE \| 137	3.4 7.6	40.4 0.0	-	53 5	24.8 2.2	33.3 0.8	11.0 6.7	1425	WNW \| 284	37.0 0.7	61.2 6.8	17.7	36.7	54.3
Bottom of Ch10 (The Mill) - 8,799ft	9/19/26	0115	-	-	-	39.4 5.1	-	3 0	-35.3 3.5	26.8 3.2	-	-	-	39.0 5.2	40.1 4.6	-	36.9	64.7
Woolly's - 8,653ft	9/19/26	0115	-	-	-	-	-	-	-	-	-	0101	-	-	-	-	36.9	64.2
Canyon Lodge - 8,343ft	9/19/26	0115	1.4 2.8	SSW \| 203	3.6 7.8	40.9 5.1	-	41 2	18.8 5.5	33.2 4.4	3.6 7.8	0112	SSW \| 197	40.4 5.4	41.4 4.8	19.9	35.9	66.2
Bottom of 15 (Little Eagle) - 8,107ft	9/19/26	0115	-	-	-	38.2 7.1	-	56 5	23.7 4.3	32.9 5.4	-	-	-	38.0 6.8	38.4 7.4	-	33.0	68.3
RMK Bottom of 9 - 8,726ft	9/19/26	0115	2.0 1.2	SW \| 226	4.4 5.6	39.4 4.0	37.4 2.0	53 2	23.6 2.6	33.6 3.1	13.0 11.0	0813	SSW \| 204	38.8 0.0	65.3 8.9	24.0	36.3	56.4
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	9/19/26	0115	8.5 0.1	ESE \| 110	10.5 1.8	36.3 1.5	29.8 1.9	58 25	22.8 11.9	31.6 1.6	13.0 0.9	0109	ESE \| 105	35.8 1.1	36.9 2.2	17.2	31.1	64.0
Max			8.5	-	10.5	41.6	37.4	59	27.0	35.9	13.0	-	-	41.2	65.3	48.2	41.3	71.6
Avg			1.9	-	4.3	39.3	33.6	47	17.5	32.5	-	-	-	-	-	-	-	-
Min			0.0	-	0.0	36.3	29.8	3	-35.3	26.8	0.0	-	-	35.8	36.9	16.8	29.8	51.8

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles

as of 9/19/26 1:29 AM PDT

Station	Date	Time	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	9/19/26	0115	0.00	39.4 4.0	37.4 2.0	2.0 1.2	SW \| 226	4.4 5.6	-	0.00	71.56
Sesame - 9,014ft	9/19/26	0115	0.00	40.4 0.0	-	0.6 2.6	SE \| 137	3.4 7.6	0.1	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]

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