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 12/18/25 4:15 PM PST

Date & Time	Wind Spd (mph)	Wind Dir (°)	Wind Gust (mph)	Wind Spd Sonic (mph)	Wind Dir Sonic (°)	Wind Gust Sonic (mph)
12/18/25 - 1615	20.9	SW \| 219	27.7	23.0	SW \| 215	29.8
12/18/25 - 1610	19.5	SW \| 222	25.6	21.4	SW \| 217	25.7
12/18/25 - 1605	19.5	SW \| 221	28.1	20.3	SW \| 218	26.4
12/18/25 - 1600	20.6	SW \| 225	29.6	22.1	SW \| 220	28.6
12/18/25 - 1555	21.0	SW \| 224	27.5	22.3	SW \| 220	26.8
12/18/25 - 1550	20.6	SW \| 224	27.5	21.4	SW \| 219	25.7
Max	21.0	-	29.6	23.0	-	29.8
Avg	20.4	-	27.7	21.8	-	27.2
Min	19.5	-	25.6	20.3	-	25.7

Top Stn/Summit - 11,053ft

Current Conditions

12/18/25 4:15 PM (-08:00)

Updated Every 15 Minutes

Wind Spd	20.0 mph 1.5
Wind Spd Sonic	21.6 mph 1.0
Wind Dir	SW \| 221 °
Wind Dir Sonic	SW \| 216 °
Wind Gust	28.1 mph 4.3
Wind Gust Sonic	29.8 mph 3.4
Temp	33.4 °F 3.1
WindChill	20.8 °F 4.8
RH	61 % 25
Dew Pt	21.6 °F 5.2
Wet Bulb	29.4 °F 0.4
Daily Max Wind	43.0 mph 28.6
Time of Max Wind	0926
Max Wind Dir	SW \| 216 °
Daily Max Gust Sonic	43.6 mph 28.6
Time Wind Max Sonic	0926
Dir Max Gust Sonic	SW \| 215 Degrees
Daily Max Temp	36.3 °F 5.5
Daily Min Temp	30.5 °F 4.4
Yest MaxT	33.8 °F
Yest MinT	26.2 °F
Yest MaxGst	71.6 mph

Last 24 Hours

Top Stn/Summit - 11,053ft

15 Minute Data | America/Los_Angeles

as of 12/18/25 4:15 PM PST

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)
12/18/25 - 1615	33.4	20.8	61	21.6	29.4	20.0	21.6	SW \| 221	SW \| 216	28.1	29.8	30.5	36.3	43.0	43.6
12/18/25 - 1600	33.7	21.0	60	21.5	29.5	20.7	22.0	SW \| 224	SW \| 220	29.6	28.6	30.5	36.3	43.0	43.6
12/18/25 - 1545	34.1	21.4	60	21.8	29.8	21.2	22.2	SW \| 226	SW \| 221	30.0	28.9	30.5	36.3	43.0	43.6
12/18/25 - 1530	33.9	20.8	62	22.2	29.8	22.9	24.8	SW \| 220	SW \| 216	30.9	32.2	30.5	36.3	43.0	43.6
12/18/25 - 1515	34.5	21.6	61	22.4	30.2	23.2	25.7	SW \| 220	SW \| 216	30.4	31.5	30.5	36.3	43.0	43.6
12/18/25 - 1500	34.8	21.4	60	22.4	30.4	24.0	25.9	SW \| 219	SW \| 215	36.0	33.1	30.5	36.3	43.0	43.6
12/18/25 - 1445	34.8	21.8	61	22.7	30.5	24.2	26.5	SW \| 218	SW \| 214	31.5	32.4	30.5	36.3	43.0	43.6
12/18/25 - 1430	35.0	22.4	62	23.4	30.8	22.3	24.2	SW \| 224	SW \| 219	30.6	34.0	30.5	36.3	43.0	43.6
12/18/25 - 1415	34.8	22.1	64	23.8	30.8	22.6	24.0	SW \| 224	SW \| 220	29.9	31.3	30.5	36.3	43.0	43.6
12/18/25 - 1400	34.7	21.7	67	24.7	31.1	24.2	26.0	SW \| 224	SW \| 219	31.2	30.6	30.5	36.3	43.0	43.6
12/18/25 - 1345	35.2	22.2	64	24.0	31.2	23.9	25.2	SW \| 221	SW \| 216	33.2	32.2	30.5	36.3	43.0	43.6
12/18/25 - 1330	35.9	23.2	55	21.5	30.9	24.3	26.4	SW \| 219	SW \| 215	32.0	31.8	30.5	36.3	43.0	43.6
12/18/25 - 1315	35.8	23.3	57	22.2	31.0	22.8	24.4	SW \| 224	SW \| 219	31.5	35.3	30.5	36.3	43.0	43.6
12/18/25 - 1300	35.8	23.0	57	22.2	31.0	24.2	26.7	SW \| 220	SW \| 216	33.5	33.1	30.5	36.3	43.0	43.6
12/18/25 - 1245	35.7	22.5	60	23.0	31.2	24.5	26.2	SW \| 223	SW \| 218	37.2	36.2	30.5	36.0	43.0	43.6
12/18/25 - 1230	35.4	22.2	63	24.1	31.3	24.3	25.8	SW \| 220	SW \| 216	35.7	36.9	30.5	35.9	43.0	43.6
12/18/25 - 1215	35.4	22.4	63	23.9	31.3	24.7	27.3	SW \| 220	SW \| 216	33.0	36.9	30.5	35.9	43.0	43.6
12/18/25 - 1200	35.3	22.3	66	25.0	31.5	24.4	26.7	SW \| 221	SW \| 217	33.1	32.9	30.5	35.7	43.0	43.6
12/18/25 - 1145	34.3	20.7	69	25.3	31.0	25.9	28.7	SW \| 224	SW \| 219	35.0	36.5	30.5	35.7	43.0	43.6
12/18/25 - 1130	34.5	20.5	63	23.1	30.5	27.9	29.8	SW \| 226	SW \| 223	37.9	38.2	30.5	35.7	43.0	43.6
12/18/25 - 1115	34.8	20.4	55	20.4	29.9	30.3	32.2	SW \| 225	SW \| 221	41.8	42.0	30.5	35.7	43.0	43.6
12/18/25 - 1100	34.8	20.4	51	18.7	29.4	29.8	30.8	SW \| 225	SW \| 222	41.0	41.8	30.5	35.7	43.0	43.6
12/18/25 - 1045	34.9	20.4	48	17.3	29.2	30.1	31.0	SW \| 227	SW \| 224	41.4	40.9	30.5	35.7	43.0	43.6
12/18/25 - 1030	34.2	19.8	50	17.7	28.8	30.1	32.6	SW \| 223	SW \| 219	38.5	40.0	30.5	35.7	43.0	43.6
12/18/25 - 1015	33.6	18.7	53	18.3	28.6	30.3	33.8	SW \| 223	SW \| 219	42.0	40.5	30.5	35.7	43.0	43.6
12/18/25 - 1000	33.0	17.8	58	20.0	28.6	31.2	34.2	SW \| 223	SW \| 220	40.6	40.9	30.5	35.7	43.0	43.6
12/18/25 - 0945	32.5	17.2	61	20.6	28.5	30.6	33.5	SW \| 222	SW \| 219	40.3	39.6	30.5	35.7	43.0	43.6
12/18/25 - 0930	32.5	17.0	61	20.5	28.4	31.0	33.9	SW \| 220	SW \| 218	43.0	43.6	30.5	35.7	43.0	43.6
12/18/25 - 0915	32.2	17.3	63	21.0	28.4	27.5	30.9	SW \| 218	SW \| 216	37.8	38.0	30.5	35.7	37.8	38.0
12/18/25 - 0900	31.8	17.3	66	21.7	28.4	24.5	27.4	SW \| 218	SW \| 215	36.0	34.9	30.5	35.7	36.0	34.9
12/18/25 - 0845	31.6	17.6	68	22.4	28.4	23.4	26.2	SW \| 220	SW \| 216	32.0	31.8	30.5	35.7	33.7	34.0
12/18/25 - 0830	31.2	17.3	73	23.6	28.5	22.2	25.2	SW \| 218	SW \| 216	30.5	31.5	30.5	35.7	33.7	34.0
12/18/25 - 0815	30.9	16.6	77	24.5	28.6	23.6	27.0	SW \| 217	SW \| 214	31.4	34.0	30.5	35.7	33.7	34.0
12/18/25 - 0800	30.7	16.3	79	25.1	28.7	23.8	27.4	SW \| 216	SSW \| 213	31.6	31.8	30.5	35.7	33.7	33.8
12/18/25 - 0745	31.3	17.6	78	25.4	29.1	21.7	24.5	SW \| 216	SW \| 214	29.5	29.5	30.8	35.7	33.7	33.8
12/18/25 - 0730	31.8	18.7	76	25.2	29.4	20.2	22.7	SW \| 218	SW \| 214	27.7	28.9	30.8	35.7	33.7	33.8
12/18/25 - 0715	31.9	18.1	75	25.0	29.4	22.0	24.5	SW \| 219	SW \| 216	32.3	30.2	30.8	35.7	33.7	33.8
12/18/25 - 0700	31.8	18.8	76	25.0	29.3	19.5	22.0	SW \| 219	SW \| 216	27.0	27.5	30.8	35.7	33.7	33.8
12/18/25 - 0645	31.8	19.2	77	25.4	29.4	18.8	21.9	SW \| 220	SW \| 217	25.2	26.2	30.8	35.7	33.7	33.8
12/18/25 - 0630	31.7	18.8	79	25.9	29.5	19.3	22.3	SW \| 224	SW \| 220	26.3	26.2	30.8	35.7	33.7	33.8
12/18/25 - 0615	31.8	18.8	79	26.0	29.6	19.4	22.7	SW \| 222	SW \| 218	27.2	27.5	30.8	35.7	33.7	33.8
12/18/25 - 0600	32.1	19.5	77	25.8	29.8	18.4	21.7	SW \| 215	SSW \| 213	26.1	27.5	30.8	35.7	33.7	33.8
12/18/25 - 0545	32.2	20.3	76	25.6	29.8	15.7	19.5	SW \| 214	SSW \| 212	24.0	26.2	30.8	35.7	33.7	33.8
12/18/25 - 0530	32.2	20.2	76	25.5	29.7	16.1	19.4	SW \| 214	SSW \| 211	23.8	25.5	30.8	35.7	33.7	33.8
12/18/25 - 0515	33.2	21.8	73	25.6	30.4	14.9	18.5	SW \| 218	SW \| 214	23.5	24.2	30.8	35.7	33.7	33.8
12/18/25 - 0500	33.9	23.3	72	25.9	31.0	13.5	16.3	SW \| 232	SW \| 228	21.3	29.5	30.8	35.7	33.7	33.8
12/18/25 - 0445	33.4	23.4	74	26.0	30.7	11.2	14.6	SW \| 233	SW \| 230	18.9	22.6	30.8	35.0	33.7	33.8
12/18/25 - 0430	33.1	22.5	74	25.6	30.3	12.5	16.0	SW \| 228	SW \| 224	20.0	21.9	30.8	34.7	33.7	33.8
12/18/25 - 0415	32.6	21.3	74	25.2	29.9	14.2	18.1	SW \| 218	SW \| 216	22.1	25.3	30.8	34.3	33.7	33.8
12/18/25 - 0400	32.7	21.1	72	24.8	29.8	14.8	17.4	SW \| 216	SSW \| 213	24.4	26.2	30.8	34.3	33.7	33.8
12/18/25 - 0345	32.5	21.2	71	24.1	29.5	14.7	17.7	SW \| 218	SW \| 214	21.5	23.5	30.8	34.3	33.7	33.8
12/18/25 - 0330	32.3	21.3	71	24.0	29.4	13.0	15.5	SW \| 226	SW \| 221	21.0	21.7	30.8	34.3	33.7	33.8
12/18/25 - 0315	31.7	19.9	71	23.4	28.8	14.5	16.7	SW \| 224	SW \| 219	23.0	23.0	30.8	32.2	33.7	33.8
12/18/25 - 0300	31.2	19.6	68	21.9	28.0	15.2	17.3	SW \| 225	SW \| 220	20.5	20.6	30.8	32.2	33.7	33.8
12/18/25 - 0245	31.3	19.3	68	21.9	28.1	16.2	17.9	SW \| 224	SW \| 220	22.2	21.5	30.8	32.2	33.7	33.8
12/18/25 - 0230	31.1	18.5	66	21.0	27.7	16.6	17.9	SW \| 218	SW \| 215	26.0	23.7	30.8	32.2	33.7	33.8
12/18/25 - 0215	31.1	18.6	65	20.6	27.6	16.6	18.0	SW \| 218	SW \| 214	25.1	23.5	30.8	32.2	33.7	33.8
12/18/25 - 0200	31.2	18.4	63	20.1	27.5	18.0	19.4	SSW \| 210	SSW \| 207	26.0	26.2	30.8	32.2	33.7	33.8
12/18/25 - 0145	30.9	17.6	60	18.6	26.9	17.5	18.6	SW \| 217	SW \| 214	29.7	26.2	30.8	32.2	33.7	33.8
12/18/25 - 0130	31.2	18.8	56	17.2	26.8	16.7	17.8	SW \| 218	SW \| 214	26.0	24.2	31.0	32.2	33.7	33.8
12/18/25 - 0115	31.4	17.9	51	15.4	26.5	20.3	22.4	SSW \| 212	SSW \| 209	29.7	29.8	31.2	32.2	33.7	33.8
12/18/25 - 0100	31.6	17.4	47	13.8	26.3	22.7	25.6	SW \| 214	SSW \| 211	33.7	33.8	31.4	32.2	33.7	33.8
12/18/25 - 0045	31.9	18.9	44	12.3	26.2	19.6	21.4	SSW \| 212	SSW \| 209	28.0	27.1	31.6	32.2	28.0	27.1
12/18/25 - 0030	31.9	19.4	40	10.0	25.7	18.1	20.2	SSW \| 212	SSW \| 208	24.8	26.6	31.7	32.2	26.2	26.6
12/18/25 - 0015	32.0	19.6	36	8.0	25.4	16.6	18.8	SSW \| 210	SSW \| 207	26.2	24.8	31.8	32.2	26.2	24.8
12/18/25 - 0000	31.7	19.2	32	5.4	24.8	17.4	19.3	SW \| 215	SSW \| 211	25.6	24.6	26.2	33.8	71.6	72.2
12/17/25 - 2345	32.1	19.2	30	4.3	24.9	19.4	21.2	SSW \| 207	SSW \| 204	27.6	27.5	26.2	33.8	71.6	72.2
12/17/25 - 2330	32.5	20.4	26	1.6	24.8	15.9	17.9	SSW \| 203	SSW \| 199	25.4	23.7	26.2	33.8	71.6	72.2
12/17/25 - 2315	32.8	22.2	27	2.2	25.0	12.7	14.7	SSW \| 203	SSW \| 199	19.0	19.2	26.2	33.8	71.6	72.2
12/17/25 - 2300	32.7	23.1	27	2.1	25.0	10.6	12.2	SSW \| 201	SSW \| 197	16.2	17.4	26.2	33.8	71.6	72.2
12/17/25 - 2245	32.7	23.0	25	0.5	24.8	10.8	13.2	SSW \| 200	SSW \| 197	16.5	16.6	26.2	33.8	71.6	72.2
12/17/25 - 2230	32.1	21.2	24	-0.9	24.2	13.8	15.8	SSW \| 195	S \| 191	18.8	21.0	26.2	33.8	71.6	72.2
12/17/25 - 2215	31.8	19.8	24	-1.3	24.0	15.1	17.6	SSW \| 205	SSW \| 202	24.3	24.2	26.2	33.8	71.6	72.2
12/17/25 - 2200	31.6	18.9	26	0.7	24.1	18.3	20.6	SSW \| 206	SSW \| 202	25.9	25.7	26.2	33.8	71.6	72.2
12/17/25 - 2145	31.5	19.8	33	5.9	24.8	14.6	17.5	SSW \| 211	SSW \| 208	22.5	21.7	26.2	33.8	71.6	72.2
12/17/25 - 2130	31.8	19.2	32	5.3	24.8	15.5	18.1	SSW \| 206	SSW \| 202	27.5	26.4	26.2	33.8	71.6	72.2
12/17/25 - 2115	31.9	20.1	31	4.7	24.8	15.0	17.3	SSW \| 213	SSW \| 209	22.8	21.5	26.2	33.8	71.6	72.2
12/17/25 - 2100	32.4	20.4	30	4.4	25.1	16.0	19.4	SW \| 214	SSW \| 210	24.5	25.7	26.2	33.8	71.6	72.2
12/17/25 - 2045	31.9	20.2	36	7.7	25.3	14.9	17.5	SW \| 216	SSW \| 212	22.5	28.0	26.2	33.8	71.6	72.2
12/17/25 - 2030	32.3	20.2	37	8.8	25.7	14.5	17.9	SW \| 222	SW \| 219	26.4	32.0	26.2	33.8	71.6	72.2
12/17/25 - 2015	30.8	18.8	40	9.4	24.9	15.1	18.7	SW \| 217	SW \| 214	22.6	23.0	26.2	31.6	71.6	72.2
12/17/25 - 2000	30.1	17.2	46	11.6	24.8	16.9	20.0	SW \| 216	SSW \| 213	25.1	25.5	26.2	31.6	71.6	72.2
12/17/25 - 1945	29.8	16.1	47	12.0	24.7	19.2	21.2	SW \| 214	SSW \| 211	27.4	26.4	26.2	31.6	71.6	72.2
12/17/25 - 1930	29.6	16.0	51	13.7	24.9	18.4	20.7	SW \| 216	SSW \| 213	26.9	26.4	26.2	31.6	71.6	72.2
12/17/25 - 1915	29.4	15.4	53	14.4	25.0	19.9	22.0	SSW \| 213	SSW \| 209	28.6	27.5	26.2	31.6	71.6	72.2
12/17/25 - 1900	29.3	15.3	57	15.9	25.2	19.3	22.0	SSW \| 210	SSW \| 207	28.5	29.3	26.2	31.6	71.6	72.2
12/17/25 - 1845	30.0	16.3	54	15.4	25.6	18.6	22.2	SW \| 220	SW \| 216	28.9	30.4	26.2	31.6	71.6	72.2
12/17/25 - 1830	30.1	17.2	56	16.2	25.9	16.4	19.9	SW \| 230	SW \| 227	25.7	29.3	26.2	31.6	71.6	72.2
12/17/25 - 1815	29.0	15.3	68	19.9	26.0	16.8	20.1	SW \| 215	SSW \| 212	28.1	28.9	26.2	30.8	71.6	72.2
12/17/25 - 1800	28.9	15.5	71	20.8	26.2	17.0	19.8	SW \| 214	SSW \| 211	25.7	27.5	26.2	30.8	71.6	72.2
12/17/25 - 1745	29.0	16.4	76	22.4	26.7	14.6	17.0	SSW \| 213	SSW \| 210	22.8	22.4	26.2	30.8	71.6	72.2
12/17/25 - 1730	29.4	17.4	84	25.0	27.7	14.2	16.4	SSW \| 213	SSW \| 209	20.3	20.4	26.2	30.8	71.6	72.2
12/17/25 - 1715	29.4	16.6	91	27.0	28.4	15.2	17.0	SW \| 218	SW \| 214	24.3	23.0	26.2	30.8	71.6	72.2
12/17/25 - 1700	29.6	16.1	91	27.3	28.7	18.3	20.3	SW \| 224	SW \| 220	26.9	25.7	26.2	30.8	71.6	72.2
12/17/25 - 1645	30.0	16.8	89	27.2	28.9	18.5	20.6	SW \| 226	SW \| 221	25.6	25.3	26.2	30.8	71.6	72.2
12/17/25 - 1630	30.0	16.2	87	26.5	28.6	20.3	21.6	SW \| 224	SW \| 220	28.2	27.3	26.2	30.8	71.6	72.2
12/17/25 - 1615	30.3	16.0	86	26.8	29.0	21.5	22.5	SW \| 227	SW \| 224	32.4	33.1	26.2	30.8	71.6	72.2
Max	35.9	23.4	91	27.3	31.5	31.2	34.2	-	-	43.0	43.6	31.8	36.3	71.6	72.2
Avg	32.3	19.5	60	18.7	28.1	19.7	22.1	-	-	28.4	28.9	-	-	-	-
Min	28.9	15.3	24	-1.3	24.0	10.6	12.2	-	-	16.2	16.6	26.2	30.8	26.2	24.8

Calm: 0.0%

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