Mammoth Mountain Weather

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Latest Observations

Mammoth

15 Minute Data | America/Los_Angeles

as of 9/21/26 2:45 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	9/21/26	1445	22.8 21.9	SW \| 214	30.0 24.3	39.2 10.9	28.0	58 22	25.7 1.6	34.1 5.5	36.3 21.1	1407	SW \| 222	38.0 2.1	47.0 5.1	27.0	40.1	52.1
Gondola2 Twr10 - 10,999ft	9/21/26	1430	1.0 0.6	ESE \| 112	5.5 0.0	-	-	-	-	-	13.2 6.3	1315	NNW \| 337	-	-	10.8	-	-
Gondola2 Twr8 - 10,506ft	9/21/26	1445	11.8 9.6	SSW \| 195	27.3 20.5	-	-	-	-	-	35.1 22.3	1338	SSE \| 154	-	-	23.3	-	-
Top of 22 - 10,067ft	9/21/26	1445	32.3 30.0	SW \| 220	42.2 35.8	45.6 18.7	35.8	49 23	27.4 0.4	38.2 8.8	48.0 31.6	1329	SW \| 216	42.4 0.3	59.5 8.8	31.1	42.8	69.3
Chair 1 Top - 9,875ft	9/21/26	1445	41.2 40.6	SSW \| 204	62.4 54.8	-	-	-	-	-	62.4 47.0	1437	S \| 188	-	-	46.4	-	-
Chair 2 Top - 9,843ft	9/21/26	1445	-	-	-	44.9 12.7	-	45 20	24.7 2.6	37.0 5.6	-	-	-	41.8 0.7	55.3 3.7	-	41.1	59.4
Top of 3 - 10,489ft	9/21/26	1430	-	-	-	40.5 11.9	-	56 23	26.1 2.2	35.0 5.7	-	-	-	40.3 0.5	49.4 3.8	-	40.8	53.5
Chair 9 Twr15 - 9,846ft	9/21/26	1430	-	W \| 272	-	-	-	-	-	-	-	0731	W \| 272	-	-	-	-	-
Chair 9 Twr11 - 9,421ft	9/21/26	1345	-	W \| 274	-	-	-	-	-	-	-	0732	W \| 274	-	-	-	-	-
Chair 10 Twr20 - 9,875ft	9/21/26	1430	20.2 16.1	NNW \| 328	31.8 21.6	-	-	-	-	-	32.7 22.5	1410	NNW \| 335	-	-	27.0	-	-
Chair 10 Twr17 - 9,601ft	9/21/26	1430	18.2 15.2	NW \| 319	28.0 20.8	-	-	-	-	-	28.0 17.8	1422	NNW \| 338	-	-	22.9	-	-
Gondola1 Twr12 - 9,496ft	9/21/26	1430	19.3 16.2	ENE \| 73	26.4 18.1	-	-	-	-	-	30.3 19.8	1330	NE \| 36	-	-	24.5	-	-
Gondola1 Twr6 - 9,259ft	9/21/26	1445	17.3 14.5	E \| 86	26.3 20.6	-	-	-	-	-	29.1 16.8	1319	ENE \| 68	-	-	22.4	-	-
McCoy Stn - 9,630ft	9/21/26	1430	9.3 7.6	S \| 180	17.5 11.8	45.0 11.2	40.1	49 18	27.0 1.2	37.8 5.2	24.2 5.7	1408	SSE \| 153	41.5 1.2	55.0 4.7	19.8	40.3	59.7
Top of 15 - 9,047ft	9/21/26	1445	10.2 7.0	SSW \| 206	22.6 14.0	46.3 13.4	41.4	44 23	25.4 6.4	38.0 4.9	26.2 15.2	1352	SW \| 228	43.5 0.2	58.0 4.0	20.4	43.3	63.0
Sesame - 9,014ft	9/21/26	1445	3.8 2.0	SW \| 228	14.8 5.8	48.5 12.1	45.6	44 17	27.3 1.7	38.2 4.8	16.1 9.0	1327	S \| 188	41.7 0.4	61.2 2.2	13.6	41.7	63.3
Bottom of Ch10 (The Mill) - 8,799ft	9/21/26	1445	-	-	-	51.4 12.2	-	3 0	-27.1 8.3	34.0 6.4	-	-	-	43.0 1.4	63.4 1.5	-	41.5	65.0
Woolly's - 8,653ft	9/21/26	1430	-	-	-	-	-	-	-	-	-	0101	-	-	-	-	-	-
Canyon Lodge - 8,343ft	9/21/26	1445	7.0 5.8	S \| 184	18.6 13.7	52.0 13.3	-	40 1	28.6 11.3	41.9 9.8	23.2 11.9	1422	SSW \| 212	43.0 1.5	62.8 3.4	13.8	44.6	66.2
Bottom of 15 (Little Eagle) - 8,107ft	9/21/26	1430	-	-	-	51.4 15.1	-	46 24	31.5 4.7	42.6 5.0	-	-	-	40.2 0.6	64.6 4.2	-	40.8	69.9
RMK Bottom of 9 - 8,726ft	9/21/26	1345	2.6 0.9	SW \| 232	15.3 9.1	51.8 10.2	-	40 15	28.1 2.9	41.6 3.7	15.3 5.4	1332	SSE \| 160	42.9 0.1	63.6 1.8	14.7	42.0	65.4
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	9/21/26	1430	9.1 4.3	SSE \| 165	16.1 5.1	53.3 8.7	-	35 13	26.3 3.8	41.7 3.1	32.4 17.4	1407	SE \| 136	38.5 0.7	64.0 0.7	23.7	37.8	67.6
Max			41.2	-	62.4	53.3	45.6	58	31.5	42.6	62.4	-	-	43.5	64.6	46.4	44.6	69.9
Avg			15.1	-	25.7	47.5	38.2	42	22.6	38.3	-	-	-	-	-	-	-	-
Min			1.0	-	5.5	39.2	28.0	3	-27.1	34.0	13.2	-	-	38.0	47.0	10.8	37.8	52.1

Latest Snow Study Sites

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

15 Minute Data | America/Los_Angeles

as of 9/21/26 2:45 PM 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	9/21/26	1345	0.00	51.8 10.2	-	2.6 0.9	SW \| 232	15.3 9.1	-	0.00	71.56
Sesame - 9,014ft	9/21/26	1445	0.00	48.5 12.1	45.6	3.8 2.0	SW \| 228	14.8 5.8	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]

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