MM-Top Stn/Summit - Mammoth Mountain Weather

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Last 6 Observations

Last 30 Minutes (5-Min)

5 Minute Data | America/Los_Angeles

as of 9/19/26 2:57 AM PDT

Date & Time	Wind Spd (mph)	Wind Dir (°)	Wind Gust (mph)	Wind Spd Sonic (mph)	Wind Dir Sonic (°)	Wind Gust Sonic (mph)
9/19/26 - 0255	0.2	SSW \| 207	0.3	6.0	WSW \| 256	11.2
9/19/26 - 0250	0.2	SSW \| 206	0.2	6.0	WSW \| 253	10.3
9/19/26 - 0245	0.2	SSW \| 205	0.3	5.9	WSW \| 252	11.4
9/19/26 - 0240	0.2	SSW \| 205	0.2	5.9	WSW \| 239	10.3
9/19/26 - 0235	0.2	SSW \| 204	0.3	6.1	SW \| 229	10.5
9/19/26 - 0230	0.2	SSW \| 203	0.4	5.3	SW \| 218	10.1
Max	0.2	-	0.4	6.1	-	11.4
Avg	0.2	-	0.3	5.9	-	10.6
Min	0.2	-	0.2	5.3	-	10.1

Top Stn/Summit - 11,053ft

Current Conditions

9/19/26 2:45 AM (-07:00)

Updated Every 15 Minutes

Wind Spd	0.2 mph 28.4
Wind Spd Sonic	6.0 mph 25.2
Wind Dir	SSW \| 205 °
Wind Dir Sonic	WSW \| 240 °
Wind Gust	0.3 mph 35.0
Wind Gust Sonic	11.4 mph 22.6
Temp	41.3 °F 11.0
RH	32 % 27
Dew Pt	13.5 °F 4.2
Wet Bulb	32.2 °F 5.9
Daily Max Wind	0.4 mph 35.0
Time of Max Wind	0225
Max Wind Dir	SSW \| 202 °
Daily Max Gust Sonic	11.9 mph 22.1
Time Wind Max Sonic	0221
Dir Max Gust Sonic	W \| 269 Degrees
Daily Max Temp	42.7 °F 11.2
Daily Min Temp	38.8 °F 8.6
Yest MaxT	51.8 °F
Yest MinT	29.8 °F
Yest MaxGst	40.3 mph

Last 24 Hours

Top Stn/Summit - 11,053ft

15 Minute Data | America/Los_Angeles

as of 9/19/26 2:57 AM PDT

Date & Time	Temp (°F)	WindChill (°F)	RH (%)	Dew Pt (°F)	Wet Bulb (°F)	Wind Spd (mph)	Wind Spd Sonic (mph)	Wind Dir (°)	Wind Dir Sonic (°)	Wind Gust (mph)	Wind Gust Sonic (mph)	Daily Min Temp (°F)	Daily Max Temp (°F)	Daily Max Wind (mph)	Daily Max Gust Sonic (mph)
9/19/26 - 0245	41.3	-	32	13.5	32.2	0.2	6.0	SSW \| 205	WSW \| 240	0.3	11.4	38.8	42.7	0.4	11.9
9/19/26 - 0230	40.6	-	33	13.8	31.9	0.2	6.0	SSW \| 202	SW \| 224	0.4	11.9	38.8	42.7	0.4	11.9
9/19/26 - 0215	39.6	-	39	16.4	31.8	0.2	4.2	NE \| 35	SSW \| 203	0.2	6.7	38.8	42.7	0.2	9.8
9/19/26 - 0200	39.5	-	41	17.4	32.1	0.2	2.8	NNE \| 24	ESE \| 114	0.2	6.9	38.8	42.7	0.2	9.8
9/19/26 - 0145	41.8	-	33	14.6	32.7	0.2	2.5	NNE \| 24	WSW \| 241	0.2	8.0	39.2	42.7	0.2	9.8
9/19/26 - 0130	42.5	-	29	12.1	32.6	0.2	3.8	NNE \| 25	WSW \| 245	0.2	7.6	39.2	42.7	0.2	9.8
9/19/26 - 0115	41.5	-	31	12.7	32.2	0.2	4.0	NNE \| 26	W \| 263	0.2	9.8	39.2	42.4	0.2	9.8
9/19/26 - 0100	38.7	-	47	20.3	32.3	0.2	3.9	NNE \| 27	ENE \| 62	0.3	6.3	29.8	51.8	40.3	36.0
9/19/26 - 0045	38.5	-	50	21.5	32.5	0.2	4.3	NNE \| 27	NE \| 43	0.2	6.7	29.8	51.8	40.3	36.0
9/19/26 - 0030	37.8	34.9	52	21.9	32.1	2.0	6.0	NNE \| 26	NNE \| 26	5.7	8.7	29.8	51.8	40.3	36.0
9/19/26 - 0015	37.0	31.0	55	22.3	31.8	5.5	8.3	NNE \| 24	NNE \| 23	10.4	11.6	29.8	51.8	40.3	36.0
9/19/26 - 0000	36.6	28.8	56	22.4	31.6	9.5	12.4	NNE \| 23	NNE \| 16	13.5	15.4	29.8	51.8	40.3	36.0
9/18/26 - 2345	36.4	28.0	56	22.2	31.4	10.9	14.3	NNE \| 20	NNE \| 13	14.5	17.2	29.8	51.8	40.3	36.0
9/18/26 - 2330	35.6	26.3	58	22.2	30.9	12.6	14.9	NNE \| 32	NNE \| 24	17.0	17.9	29.8	51.8	40.3	36.0
9/18/26 - 2315	35.2	25.1	58	22.1	30.6	14.5	17.3	NNE \| 27	NNE \| 20	19.0	20.8	29.8	51.8	40.3	36.0
9/18/26 - 2300	35.4	24.6	58	22.0	30.7	16.0	18.9	NNE \| 25	NNE \| 17	22.4	22.8	29.8	51.8	40.3	36.0
9/18/26 - 2245	35.7	24.7	56	21.7	30.8	18.1	21.7	NNE \| 21	NNE \| 13	23.0	23.9	29.8	51.8	40.3	36.0
9/18/26 - 2230	36.1	25.2	55	21.5	31.0	18.2	21.4	NNE \| 15	N \| 6	23.2	24.2	29.8	51.8	40.3	36.0
9/18/26 - 2215	36.3	25.2	54	21.3	31.1	18.7	20.3	N \| 11	N \| 3	25.2	25.5	29.8	51.8	40.3	36.0
9/18/26 - 2200	36.5	24.7	53	21.2	31.2	21.3	22.1	NNE \| 12	N \| 3	28.9	26.2	29.8	51.8	40.3	36.0
9/18/26 - 2145	36.9	24.8	52	21.0	31.3	22.8	24.3	NNE \| 13	N \| 4	31.7	28.4	29.8	51.8	40.3	36.0
9/18/26 - 2130	37.2	25.0	51	20.7	31.4	23.8	25.2	NNE \| 12	N \| 3	32.6	32.0	29.8	51.8	40.3	36.0
9/18/26 - 2115	37.4	24.7	50	20.7	31.6	26.2	27.1	NNE \| 13	N \| 4	36.7	33.3	29.8	51.8	40.3	36.0
9/18/26 - 2100	37.7	24.9	50	20.7	31.8	26.7	27.3	NNE \| 13	N \| 4	38.3	33.6	29.8	51.8	40.3	36.0
9/18/26 - 2045	38.1	26.3	49	20.5	32.0	23.4	24.2	NNE \| 13	N \| 3	32.1	30.2	29.8	51.8	40.3	36.0
9/18/26 - 2030	38.7	26.6	48	20.6	32.3	25.5	26.2	NNE \| 14	N \| 5	35.6	34.4	29.8	51.8	40.3	36.0
9/18/26 - 2015	39.3	26.8	47	20.8	32.7	28.1	27.7	N \| 11	N \| 1	40.3	35.8	29.8	51.8	40.3	36.0
9/18/26 - 2000	39.7	27.4	47	21.1	33.0	29.3	28.6	N \| 8	N \| 360	38.8	33.8	29.8	51.8	39.8	36.0
9/18/26 - 1945	40.2	28.1	47	21.5	33.4	27.8	27.7	NNE \| 12	N \| 2	39.4	34.4	29.8	51.8	39.8	36.0
9/18/26 - 1930	41.0	29.2	46	21.6	33.9	27.2	27.5	N \| 11	N \| 1	39.8	36.0	29.8	51.8	39.8	36.0
9/18/26 - 1915	41.7	30.4	44	21.6	34.4	25.2	24.1	NNE \| 14	N \| 3	38.6	32.9	29.8	51.8	38.6	34.0
9/18/26 - 1900	42.9	32.8	43	21.9	35.1	23.2	22.2	N \| 10	N \| 359	32.8	30.6	29.8	51.8	35.4	34.0
9/18/26 - 1845	44.1	34.7	42	22.3	35.9	20.9	20.2	N \| 9	N \| 358	30.4	26.8	29.8	51.8	35.4	34.0
9/18/26 - 1830	45.3	37.1	35	19.3	35.8	17.1	16.8	NNE \| 13	N \| 1	26.4	24.4	29.8	51.8	35.4	34.0
9/18/26 - 1815	45.8	38.5	38	21.4	36.6	13.3	13.6	N \| 8	N \| 360	22.4	19.5	29.8	51.8	35.4	34.0
9/18/26 - 1800	46.5	40.6	32	18.4	36.2	10.4	11.5	NNE \| 17	N \| 9	16.7	18.3	29.8	51.8	35.4	34.0
9/18/26 - 1745	46.8	40.2	33	19.4	36.6	12.0	12.4	NNE \| 22	NNE \| 13	20.8	18.8	29.8	51.8	35.4	34.0
9/18/26 - 1730	46.7	40.2	39	23.2	37.6	11.3	12.2	NNE \| 15	N \| 5	19.0	18.8	29.8	51.8	35.4	34.0
9/18/26 - 1715	47.0	41.5	38	22.4	37.5	8.4	10.0	NNE \| 18	N \| 11	20.5	18.6	29.8	51.8	35.4	34.0
9/18/26 - 1700	47.3	42.4	36	21.9	37.5	5.6	10.1	NNW \| 344	NNW \| 340	16.1	17.4	29.8	51.8	35.4	34.0
9/18/26 - 1645	48.0	-	34	20.6	37.6	0.5	6.0	NNW \| 346	NNW \| 340	4.2	13.9	29.8	51.8	35.4	34.0
9/18/26 - 1630	49.0	-	32	20.3	38.0	0.8	6.2	NNE \| 30	NNE \| 30	5.1	12.1	29.8	51.8	35.4	34.0
9/18/26 - 1615	50.3	-	38	25.4	40.1	0.7	6.7	WSW \| 237	SW \| 234	3.4	13.6	29.8	51.8	35.4	34.0
9/18/26 - 1600	50.6	-	39	26.4	40.5	4.2	8.6	SSW \| 209	SSW \| 204	14.2	17.9	29.8	51.8	35.4	34.0
9/18/26 - 1545	50.1	-	36	23.8	39.5	2.5	7.4	SW \| 235	SW \| 233	11.3	14.8	29.8	50.9	35.4	34.0
9/18/26 - 1530	49.5	46.6	30	19.3	38.0	2.6	7.9	SW \| 224	SW \| 214	11.4	15.2	29.8	50.8	35.4	34.0
9/18/26 - 1515	48.2	-	29	17.5	36.9	0.6	6.2	W \| 274	W \| 277	3.8	13.6	29.8	49.8	35.4	34.0
9/18/26 - 1500	48.7	44.2	27	15.9	36.9	6.3	9.3	WSW \| 240	SW \| 232	15.4	18.1	29.8	49.8	35.4	34.0
9/18/26 - 1445	48.5	44.7	25	13.9	36.3	4.0	8.6	SW \| 229	SW \| 220	14.2	17.0	29.8	49.8	35.4	34.0
9/18/26 - 1430	48.9	44.5	23	12.8	36.3	6.5	9.6	SW \| 227	SW \| 220	14.8	17.7	29.8	49.8	35.4	34.0
9/18/26 - 1415	48.5	45.3	23	12.3	36.0	2.8	7.4	SW \| 219	SSW \| 212	11.4	15.0	29.8	49.8	35.4	34.0
9/18/26 - 1400	48.0	45.1	21	10.4	35.4	2.9	7.8	SW \| 230	SW \| 230	10.0	15.4	29.8	48.9	35.4	34.0
9/18/26 - 1345	48.1	44.9	20	9.2	35.2	2.8	7.1	SSW \| 206	SSW \| 199	11.1	14.3	29.8	48.9	35.4	34.0
9/18/26 - 1330	47.7	43.4	20	8.9	35.0	6.5	8.9	SSW \| 209	SSW \| 203	12.0	17.9	29.8	48.2	35.4	34.0
9/18/26 - 1315	47.4	41.4	20	8.5	34.8	9.3	11.1	SW \| 214	SSW \| 207	20.0	21.7	29.8	48.0	35.4	34.0
9/18/26 - 1300	47.1	44.5	21	8.7	34.6	2.0	8.6	S \| 183	S \| 176	9.2	16.8	29.8	47.9	35.4	34.0
9/18/26 - 1245	46.3	-	20	7.2	34.0	0.9	6.7	SW \| 222	SW \| 217	4.4	13.0	29.8	47.1	35.4	34.0
9/18/26 - 1230	45.6	40.9	22	8.4	33.8	4.5	8.8	SW \| 226	SW \| 219	14.2	16.8	29.8	46.3	35.4	34.0
9/18/26 - 1215	44.7	41.5	24	9.8	33.5	2.0	7.4	SW \| 236	SW \| 233	9.4	12.8	29.8	45.2	35.4	34.0
9/18/26 - 1200	44.4	42.8	24	9.6	33.3	0.8	5.5	SW \| 233	WSW \| 242	6.3	12.1	29.8	44.8	35.4	34.0
9/18/26 - 1145	44.3	42.0	22	7.7	32.9	1.1	6.5	SSW \| 212	SSW \| 202	7.6	13.2	29.8	44.5	35.4	34.0
9/18/26 - 1130	43.9	-	23	8.4	32.8	0.5	5.7	SW \| 225	SW \| 214	2.8	12.5	29.8	44.1	35.4	34.0
9/18/26 - 1115	43.4	-	22	6.9	32.3	0.2	4.1	SW \| 231	SW \| 214	0.2	11.0	29.8	43.6	35.4	34.0
9/18/26 - 1100	43.0	-	19	3.7	31.6	0.3	5.0	S \| 185	S \| 174	2.1	13.9	29.8	43.3	35.4	34.0
9/18/26 - 1045	41.9	38.3	21	5.3	31.2	2.4	6.6	SSW \| 199	S \| 191	8.7	13.4	29.8	42.5	35.4	34.0
9/18/26 - 1030	40.9	35.0	20	2.9	30.2	6.2	8.8	SSW \| 201	SSW \| 194	12.6	16.3	29.8	41.4	35.4	34.0
9/18/26 - 1015	40.1	32.9	22	4.3	29.9	9.2	11.0	SSW \| 201	SSW \| 193	15.3	16.6	29.8	40.7	35.4	34.0
9/18/26 - 1000	39.4	31.7	23	5.1	29.6	10.2	12.2	SSW \| 203	SSW \| 195	16.1	15.9	29.8	39.8	35.4	34.0
9/18/26 - 0945	38.6	29.9	23	4.1	29.0	12.5	14.6	SSW \| 205	SSW \| 198	18.8	18.1	29.8	39.2	35.4	34.0
9/18/26 - 0930	38.0	28.5	24	4.7	28.7	14.9	16.6	SSW \| 204	SSW \| 195	20.1	19.9	29.8	38.4	35.4	34.0
9/18/26 - 0915	37.2	27.2	24	3.4	28.0	16.6	18.7	SSW \| 206	SSW \| 198	20.8	20.6	29.8	37.8	35.4	34.0
9/18/26 - 0900	36.1	25.6	25	3.6	27.4	16.6	19.2	SSW \| 209	SSW \| 201	21.5	21.2	29.8	36.7	35.4	34.0
9/18/26 - 0845	35.8	25.2	25	3.5	27.1	16.9	19.4	SSW \| 213	SSW \| 205	20.8	20.8	29.8	36.0	35.4	34.0
9/18/26 - 0830	35.6	24.9	24	2.1	26.8	17.1	20.1	SSW \| 212	SSW \| 206	21.1	21.9	29.8	35.9	35.4	34.0
9/18/26 - 0815	35.0	23.4	21	-1.2	26.0	19.0	21.9	SW \| 215	SSW \| 209	24.8	24.6	29.8	35.3	35.4	34.0
9/18/26 - 0800	34.8	22.5	20	-2.5	25.8	21.6	24.2	SW \| 215	SSW \| 208	28.3	27.5	29.8	35.2	35.4	34.0
9/18/26 - 0745	34.2	21.1	19	-3.7	25.2	24.4	28.0	SW \| 215	SSW \| 208	30.2	30.2	29.8	34.6	35.4	34.0
9/18/26 - 0730	33.2	19.8	23	-0.9	24.9	23.6	27.6	SW \| 215	SSW \| 208	29.9	29.5	29.8	33.7	35.4	34.0
9/18/26 - 0715	32.4	18.8	26	1.3	24.7	24.0	27.2	SW \| 217	SSW \| 210	29.1	29.3	29.8	32.9	35.4	34.0
9/18/26 - 0700	31.6	17.8	27	1.3	24.1	23.5	27.0	SW \| 218	SSW \| 212	29.4	29.5	29.8	32.0	35.4	34.0
9/18/26 - 0645	31.3	17.3	27	0.9	23.9	24.2	27.7	SW \| 215	SSW \| 208	30.1	29.5	29.8	32.0	35.4	34.0
9/18/26 - 0630	31.5	17.6	26	0.1	23.9	24.0	26.2	SW \| 216	SSW \| 209	29.5	28.2	29.8	32.0	35.4	34.0
9/18/26 - 0615	31.7	17.9	25	-0.2	24.0	22.8	25.1	SW \| 216	SSW \| 209	29.9	28.4	29.8	32.0	35.4	34.0
9/18/26 - 0600	31.6	17.7	24	-0.7	23.9	24.1	26.4	SW \| 217	SSW \| 209	29.8	28.9	29.8	32.0	35.4	34.0
9/18/26 - 0545	31.4	17.6	24	-1.2	23.7	23.5	25.7	SW \| 219	SSW \| 212	29.0	28.4	29.8	32.0	35.4	34.0
9/18/26 - 0530	31.5	17.7	23	-1.7	23.7	23.1	24.6	SW \| 221	SW \| 214	29.3	27.3	29.8	32.0	35.4	34.0
9/18/26 - 0515	31.4	17.3	23	-2.0	23.6	24.6	26.4	SW \| 219	SSW \| 211	30.5	28.4	29.8	31.6	35.4	34.0
9/18/26 - 0500	31.1	17.3	23	-2.2	23.4	22.8	24.5	SW \| 221	SW \| 214	28.2	27.1	29.8	31.5	35.4	34.0
9/18/26 - 0445	31.1	17.6	24	-1.1	23.5	21.6	23.7	SW \| 220	SSW \| 213	27.2	25.5	29.8	31.5	35.4	34.0
9/18/26 - 0430	30.6	17.2	32	4.3	23.9	20.7	21.8	SW \| 221	SW \| 214	26.1	24.2	29.8	31.5	35.4	34.0
9/18/26 - 0415	30.2	16.7	42	9.8	24.6	21.0	22.0	SW \| 225	SW \| 218	25.9	23.7	29.8	31.5	35.4	34.0
9/18/26 - 0400	30.1	16.3	46	11.6	24.8	22.0	23.0	SW \| 225	SW \| 218	26.8	24.4	29.8	31.5	35.4	34.0
9/18/26 - 0345	30.2	16.4	50	13.7	25.3	22.0	22.5	SW \| 226	SW \| 218	26.9	23.9	29.8	31.5	35.4	34.0
9/18/26 - 0330	30.1	15.9	55	15.9	25.7	23.1	24.2	SW \| 224	SW \| 216	28.9	27.1	29.8	31.5	35.4	34.0
9/18/26 - 0315	30.2	16.0	63	19.1	26.6	23.6	24.5	SW \| 227	SW \| 219	29.3	27.3	30.1	31.5	35.4	34.0
9/18/26 - 0300	30.4	15.9	60	18.0	26.5	24.5	25.4	SW \| 226	SW \| 218	31.0	29.1	30.1	31.5	35.4	34.0
9/18/26 - 0245	30.4	15.0	59	17.7	26.4	28.6	31.2	SW \| 217	SSW \| 211	35.3	34.0	30.2	31.5	35.4	34.0
Max	50.6	46.6	63	26.4	40.5	29.3	31.2	-	-	40.3	36.0	39.2	51.8	40.3	36.0
Avg	39.7	29.0	35	12.9	31.3	13.2	15.9	-	-	19.3	20.9	-	-	-	-
Min	30.1	15.0	19	-3.7	23.4	0.2	2.5	-	-	0.2	6.3	29.8	31.5	0.2	9.8

Calm: 0.0%

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