Seasonal Weather History for Mount Shasta

The tables below summarize the weather history for Mount Shasta during the dates indicated. Temperature and snow information is derived from the Old Ski Bowl weather station (7,600 ft) data. Wind information is gathered from the Grey Butte weather station (8,000 ft). Use the form to change the window of time of the tables.

Each row of the table shows the observed and forecasted weather and avalanche danger for the day specified. A day represents 24 hours starting around 7 a.m.

Season Begin

Month

Day

Year

Season End

Month

Day

Year

Weather History Summary from Oct 1, 2019 to Aug 5, 2020
Temp Max (°F)	55
Temp Min (°F)	6.5
Temp Avg (°F)	29
Wind Max (mi/hr)	56
Wind Min (mi/hr)	0
Wind Avg (mi/hr)	11
Wind Gust Max (mi/hr)	80
Total Snowfall (in)	220
Total Accumulated Precipitation (Water Equivalent) (in)	21.28
Max Snowfall in 24 Hrs (in)	22
Snow Depth Max (in)	103.3
Snow Depth Min (in)	16.6
Snow Depth Avg (in)	59

Indicates Storm Cycle

Observed and Forecast Weather by Day
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 05/30				3	15	9	18	WNW				220					0	0	0	NONE
2020 05/20												220					0	0	0	NONE
2020 05/13												220					0	0	0	NONE
2020 05/06												220					0	0	0	NONE
2020 04/30												220					0	0	0	NONE
2020 04/23												220					0	0	0	NONE
2020 04/17												220					0	0	0	NONE
2020 04/12												220					0	0	0	NONE
2020 04/11												220	28	50	25	30	0	0	0	LOW
2020 04/10	38	54	45	1	8	4	18	E	83.9	0	0	220	35	53	10	15	0	0	0	LOW
2020 04/09	41	55	47.5	5	27	15	37	NE	86.9	0	0	220	35	56	20	30	0	0	0	MOD
2020 04/08	37	46.5	42.5	7	32	19	43	E	90.8	0	0	220	35	51	15	20	0	0	0	LOW
2020 04/07	27.5	43.5	38	6	22	14	37	ENE	96	0	0	220	28	45	10	15	0	0	0	MOD
2020 04/06	18.5	33.5	28.5	1	23	12	31	E	100.3	0	0.07	220	28	37	10	15	0	1.5	0.04	CON
2020 04/05	19	27.5	23	5	11	8	18	SE	103.3	10.3	1.3	220	23	32	30	40	8	13	1.08	CON
2020 04/04	20.5	25	23.5	8	16	12	31	SW	93	12.7	1.04	209.7	27	29	20	30	6	13	1.02	CON
2020 04/03	14	35	26	2	17	10	25	WNW	80.8	0	0	197	24	37	20	30	0	1	0.34	LOW
2020 04/02	12	32.5	22.5	1	14	8	25	NW	81.1	0	0	197	19	34	10	15	0	0	0	LOW
2020 04/01	11	29.5	18.5	1	17	6	31	ESE	81.9	0	0	197	16	27	15	20	0	0	0.01	MOD
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 03/31	16.5	34	26.5	15	19	17	31	WNW	82.7	0	0.17	197	18	36	35	40	0	1	0.09	MOD
2020 03/30	24	29	27	10	19	15	31	W	83	4	0.64	197	31	35	35	40	5	10	0.56	CON
2020 03/29	22	32	26.5	8	18	12	31	W	79.3	1.5	0.23	193	30	31	10	15	2.5	6	0.2	MOD
2020 03/28	22	30.5	24.5	3	10	6	18	WSW	77.5	4.3	0.44	191.5	27	30	0	5	2	5	0.24	LOW
2020 03/27	20	30	24	4	12	9	18	W	73.2	1	0.07	187.2	26	33	10	15	1	3	0.07	LOW
2020 03/26	11	30.5	21.5	1	11	5	25	NW	72.3	0	0	186.2	20	31	10	15	0	0	0	LOW
2020 03/25	9	26	16.5	0	9	4	18	WNW	73.4	1	0.09	186.2	16	26	10	15	0.5	1	0.06	MOD
2020 03/24	10	26	18.5	3	25	14	31	NW	73.7	6	0.19	185.2	17	26	20	25	3	6.5	0.37	MOD
2020 03/23	19.5	30.5	26	8	19	13	31	WSW	68.6	0	0.01	179.2	26	37	35	40	0	2	0.03	LOW
2020 03/22	27	39	32	0	16	6	25	WNW	68.7	0	0	179.2	26	42	5	10	0	1	0	LOW
2020 03/21	27	36.5	31	0	14	5	25	ESE	69	0	0.04	179.2	26	40	5	10	0	0	0	LOW
2020 03/20	19.5	34	29.5	6	17	13	25	ESE	69.6	0	0	179.2	25	39	10	15	0	0	0	LOW
2020 03/19	16.5	33.5	25	6	23	12	25	ESE	71.8	0	0	179.2	20	35	10	15	0	0.25	0	MOD
2020 03/18	16	26.5	20.5	1	22	8	31	WNW	74	0	0.09	179.2	20	29	10	15	0	0.25	0.01	MOD
2020 03/17	16	26.5	19.5	6	15	8	31	WNW	75	7	0.61	179.2	22	24	20	25	5	10	0.6	CON
2020 03/16	18	31	25.5	13	33	24	49	E	69.8	2	0.04	172.2	25	33	25	30	0	3	0.19	MOD
2020 03/15	10.5	19	15	3	23	12	31	E	73.8	9.3	0	170.2	22	26	25	30	4	9	0.51	CON
2020 03/14	14.5	20.5	16.5	6	19	12	31	WSW	61.3	3.1	0.23	160.9	24	26	30	35	5	11	0.55	MOD
2020 03/13	14.5	46	32	1	23	14	37	WSW	58.2	0	0	157.8	20	45	15	20	0	1	0.03	LOW
2020 03/12	34	50	39.5	2	15	6	25	ENE	58.3	0	0	157.8	30	50	10	15	0	0	0	LOW
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 03/11	33.5	48	39.5	1	8	3	18	ESE	58.9	0	0	157.8	30	49	10	15	0	0	0	LOW
2020 03/10	26.5	41.5	35.5	8	19	14	25	E	60.1	0	0	157.8	31	46	5	10	0	0	0	LOW
2020 03/09	18.5	34.5	26.5	2	19	7	25	W	60.9	0	0	157.8	24	36	5	10	0	1.5	0.02	LOW
2020 03/08	18.5	25	22	3	10	6	18	SW	61.4	0.9	0	157.8	25	30	20	25	0	1.5	0.03	MOD
2020 03/07	20.5	30	24	6	18	12	31	WNW	60.6	2.6	.35	156.9	22	28	15	25	3	6	0.51	MOD
2020 03/06	25.5	36.5	30.5	3	11	8	31	SSW	58	2	0.13	154.3	23	40	30	40	4	8.5	0.45	MOD
2020 03/05	30.5	45	37.5	2	12	7	31	SW	58	0	0	152.3	32	45	30	40	0	0	0	LOW
2020 03/04	36.5	48.5	41.5	0	12	3	25	W	58	0	0	152.3	34	49	10	15	0	0	0	LOW
2020 03/03	34	50.5	40.5	0	9	2	18	ESE	58.5	0	0	152.3	33	49	15	25	0	0	0	LOW
2020 03/02	32.5	45	38.5	1	42	12	67	NNE	59.2	0	0	152.3	31	43	40	45	0	0	0	LOW
2020 03/01	11.5	39.5	21.5	1	40	21	55	NE	60.3	0	0	152.3	22	29	25	30	0	0	0	LOW
2020 02/29	15	32.5	22.5	1	18	5	31	SE	60.3	0	0	152.3	16	25	15	20	0	0	0	LOW
2020 02/28	28	45	36.5	8	21	13	25	WNW	60.2	0	0	152.3	27	48	25	30	0	0	0	LOW
2020 02/27	35	44	39.5	0	16	9	25	ESE	60.8	0	0	152.3	33	51	15	20	0	0	0	LOW
2020 02/26	35.5	48	42	0	15	9	25	NW	61	0	0	152.3	34	47	20	25	0	0	0	LOW
2020 02/25	31	48	39	1	13	6	18	ESE	61	0	0	152.3	33	49	20	25	0	0	0	LOW
2020 02/24	29	41	35.5	2	34	9	49	SE	63	0	0	152.3	30	42	45	50	0	0	0	LOW
2020 02/23	34	40	36.5	21	43	32	74	NW	63	0	0	152.3	25	40	35	40	0	0	0	LOW
2020 02/22	31.5	44	37	0	20	3	31		63	0	0	152.3	31	46	5	10	0	0	0	LOW
2020 02/21	31	44.5	36	0	2	0	6		63	0	0	152.3	29	47	5	10	0	0	0	LOW
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 02/20	28	39.5	33.5	0	11	3	12	SSW	63	0	0	152.3	28	43	15	20	0	0	0	LOW
2020 02/19	24.5	35	29.5	8	23	15	31	E	63	0	0	152.3	21	40	15	20	0	0	0	LOW
2020 02/18	22.5	37	28.5	0	22	7	31	E	63	0	0	152.3	19	40	10	15	0	0	0	LOW
2020 02/17	20	33	27	0	43	11	55	N	64	0	0	152.3	19	35	25	30	0	0	0	LOW
2020 02/16	26	35	30.5	3	31	15	49	NW	64	0	0	152.3	21	34	30	35	0	0.5	0.03	LOW
2020 02/15	26	36.5	31	5	33	21	49	NW	64.4	0	0.02	152.3	29	42	30	40	1	2	0.02	LOW
2020 02/14	24.5	40.5	31.5	2	11	6	25	SE	64	0	0	152.3	26	40	20	30	0	0	0	LOW
2020 02/13	26.5	44	34	5	22	12	31	WNW	64	0	0	152.3	24	43	10	20	0	0	0	LOW
2020 02/12	33.5	44	37.5	2	11	6	25	ENE	65	0	0	152.3	27	45	25	30	0	0	0	LOW
2020 02/11	31.5	47	39.5	2	15	6	37	ESE	65.1	0	0	152.3	29	44	30	35	0	0	0	LOW
2020 02/10	30.5	47.5	37	1	30	12	49	NNE	65	0	0	152.3	28	40	30	35	0	0	0	LOW
2020 02/09	18.5	42.5	34.5	12	32	23	49	NE	65	0	0	152.3	22	33	40	45	0	0	0	LOW
2020 02/08	11.5	40.5	24	5	32	13	43	SE	66	0	0	152.3	17	30	45	55	0	0	0	LOW
2020 02/07	34	47.5	39.5	0	40	17	55	NW	66	0	0	152.3	24	45	20	30	0	0	0	LOW
2020 02/06	37	45.5	43.5	2	21	9	37	N	67	0	0	152.3	25	46	20	30	0	0	0	LOW
2020 02/05	31.5	46	38	1	28	9	55	ESE	67	0	0	152.3	29	37	35	40	0	0	0	LOW
2020 02/04	12.5	40.5	30	2	28	10	55	N	67	0	0	152.3	24	33	30	35	0	0	0	LOW
2020 02/03	6.5	20.5	13	2	9	5	18	WSW	67	0	0	152.3	13	20	25	30	0	0	0.01	LOW
2020 02/02	7	24.5	16	4	19	11	37	NNW	67.7	0	0.01	152.3	10	13	25	30	0	1	0.07	LOW
2020 02/01	24.5	49	39	18	32	23	43	WNW	67.8	0	0	152.3	19	46	30	40	1	2	0.02	LOW
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 01/31	39	54.5	46	12	23	17	31	WNW	68.9	0	0	152.3	33	52	20	30	0	0	0	LOW
2020 01/30	31	43.5	36.5	3	18	7	25	E	69.1	0	0	152.3	39	42	20	30	0	0	0	MOD
2020 01/29	24	41	33.5	5	22	13	37	WNW	70	0	0.01	152.3	37	39	10	20	0	0	0	LOW
2020 01/28	23	32.5	26	4	23	12	37	WNW	71.2	3	0.12	152.3	22	28	25	30	1	2	0.2	MOD
2020 01/27	26.5	30.5	28	10	24	17	37	WNW	71.5	2	0.28	149.3	31	36	40	45	0	2	0.3	LOW
2020 01/26	24	32	27.5	13	19	15	31	WNW	70.3	0	0.03	147.3	31	39	25	30	0	1	0.03	LOW
2020 01/25	30	33.5	32	9	18	13	31	W	72.2	0	1.17	147.3	33	41	30	35	2	8	0.68	MOD
2020 01/24	24.5	31.5	27	8	19	12	25	WNW	72	1	0.18	147.3	32	36	20	30	0	1.5	0.06	LOW
2020 01/23	28	34.5	31.5	4	19	14	25	WNW	72.2	2.7	0.48	146.3	34	35	20	25	1	3	0.26	MOD
2020 01/22	21.5	29.5	26.5	8	17	12	25	W	71.4	3	0.08	143.6	35	33	20	25	0	0.2	0.03	MOD
2020 01/21	21	25	23	13	23	16	37	WNW	72.9	7	0.51	140.6	28	29	45	55	3	6	0.57	MOD
2020 01/20	22.5	32	27	5	17	10	31	S	66.5	1	0.11	133.6	29	39	30	35	1	2	0.14	LOW
2020 01/19	29.5	42	36.5	5	25	12	31	SSE	66.3	0	0	132.6	30	42	10	15	0	0	0	LOW
2020 01/18	15.5	34.5	29	2	24	12	31	WNW	67.3	0	0	132.6	28	34	30	35	0	0	0	MOD
2020 01/17	10.5	21	16	7	16	11	25	W	69.9	0	0.07	132.6	21	22	25	35	0	1.5	0.01	CON
2020 01/16	12.5	19	17	11	18	14	37	WSW	70.7	17	1.33	132.6	24	25	35	45	11	17	1.06	HIGH
2020 01/15	11	18.5	15.5	4	16	10	31	SSE	56.1	6.4	0.6	115.6	24	19	35	45	10	15	0.92	MOD
2020 01/14	11	19	14.5	6	20	14	37	WNW	51.4	1.5	0.01	109.2	19	20	25	30	1	2.25	0.11	MOD
2020 01/13	14.5	20.5	18	11	27	21	37	W	52	6.1	0.12	107.7	21	28	50	60	5	9	0.28	MOD
2020 01/12	17.5	25	20.5	21	37	28	55	NW	46.5	0	0.01	101.6	21	26	30	40	1	5	0.16	LOW
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2020 01/11	14.5	25.5	20.5	6	42	25	61	NW	47.6	0	0.01	101.6	21	24	30	40	2	5	0.04	MOD
2020 01/10	18	38.5	27	8	25	17	49	W	47.4	.5	0.02	101.6	23	35	20	30	2	4.5	0.22	MOD
2020 01/09	19	32.5	22.5	2	15	7	37	SSE	47.2	0	0	101.1	24	27	20	30	0	1	0.07	LOW
2020 01/08	20	23.5	21.5	7	22	15	31	WNW	48	6	.39	101.1	23	28	30	35	1	4	0.36	MOD
2020 01/07	21	34.5	27	9	21	15	31	WNW	43.3	0	0.01	95.1	25	34	20	25	0.5	1	0.07	LOW
2020 01/06	28.5	39.5	33.5	5	16	11	25	WNW	42.9	0	0	95.1	28	38	10	15	0	0	0	LOW
2020 01/05	17.5	32	25.5	11	30	20	49	NW	43.8	0	0	95.1	24	32	20	25	0	0.5	0.01	LOW
2020 01/04	21	28.5	24	2	25	14	43	NW	44	3.1	0.09	95.1	24	33	15	20	1	3	0.03	MOD
2020 01/03	24	45.5	33.5	2	20	11	31	WSW	44.4	2.8	0.14	92	31	42	20	30	3	5	0.24	LOW
2020 01/02	32	42.5	38.5	5	39	23	67	NNW	41.9	0	0	89.2	28	39	30	40	0	0.75	0	LOW
2020 01/01	28	39.5	33.5	11	56	29	80	NW	42.9	0	0.11	89.2	30	37	50	60	0	0.75	0.07	LOW
2019 12/31	31.5	45.5	38.5	1	36	12	55	NW	43.8	0	0.06	89.2	35	43	30	35	0	2	0.12	LOW
2019 12/30	25	36.5	30	0	25	8	31	E	45.7	0	0	89.2	31	35	20	25	0	0	0	LOW
2019 12/29	22	31.5	26	0	17	3	25	E	46	2	0.13	89.2	24	29	15	20	1	2	0.2	MOD
2019 12/28	30.5	41	34	0	4	1	12		44.8	0	0	87.2	27	40	20	30	0	0.5	0	MOD
2019 12/27	28.5	40	34.5	1	44	15	61	N	45.1	0	0	87.2	30	32	35	45	0	0	0	MOD
2019 12/26	13.5	32	22	0	31	12	49	ENE	50.5	1.6	0	87.2	24	29	10	15	0	0	0	LOW
2019 12/25	13.5	21.5	16.5	1	15	5	25	ENE	51.2	1	0.09	85.6	19	25	5	10	0	1	0.07	LOW
2019 12/24	14.5	21	17	3	8	5	12	W	51	1	0.14	84.6	22	24	10	15	0	1	0.04	LOW
2019 12/23	13.5	26.5	18.5	1	17	8	25	E	50.4	0	0	83.6	20	33	5	10	0	0	0	MOD
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2019 12/22	13.5	25.5	21	5	16	13	31	E	50.7	7.8	.61	83.6	21	30	60	70	5	12	0.74	MOD
2019 12/21	24	26		16	18		35	SSE	46	0	0	75.8	31	34	60	70	3	6	0.21	LOW
2019 12/20	26	31		7	23		49	S	46	0	.02	75.8	32	33	35	45	1	3	0.11	MOD
2019 12/19	23	30	27	10	19	14	31	W	48	5.3	0.55	75.8	28	30	30	40	5	9	0.38	CON
2019 12/18	17.5	25	22.5	7	15	11	25	WSW	43	4	0.49	70.5	28	24	25	30	2	5	0.41	MOD
2019 12/17	20	31	25	4	19	11	31	SE	39.6	0	0	66.5	25	25	30	40	0	0	0	LOW
2019 12/16	20.5	32.5	28	0	21	11	25	E	40.4	0	0	66.5	25	31	10	15	0	0.5	0.02	LOW
2019 12/15	12.5	26	18	1	7	4	12	E	40.6	0	0	66.5	22	26	20	25	0	0.5	0.02	LOW
2019 12/14	13.5	24.5	18	1	14	6	25	W	42.5	1	0.06	66.5	23	30 and falling	15	20	0	2	0.06	LOW
2019 12/13	17	29.5	26.5	12	28	17	43	W	42	2.5	0.24	65.5	23	33	40	50	5	10	0.58	MOD
2019 12/12	28	31	29.5	8	26	18	37	WNW	39.5	0	0	63	29	36	35	40	1	3	0.28	MOD
2019 12/11	25.5	30.5	27.5	11	17	13	25	W	40.6	1.7	0.34	63	38	29	35	40	0	3	0.4	MOD
2019 12/10	24.5	39	30.5	6	13	10	25	W	38.9	0	.04	61.3	29	36	15	20	1	2	0.14	LOW
2019 12/09	24	41	31.5	0	17	6	18	WNW	38.7	0	0	61.3	31	38	5	15	0	0	0	LOW
2019 12/08	23	33	27	0	10	3	18	E	40	1.2	0.05	61.3	26	35	10	15	0	1	0.03	MOD
2019 12/07	28	30.5	29	8	23	15	37	W	41.8	13.9	2.32	60.1	32	35	40	50	20	30	2.22	CON
2019 12/06	28	31	29.5	7	17	12	31	SSE	28	12	2.37	46.2	28	37	40	50	16	26	1.91	MOD
2019 12/05	29	32	30.5	1	8	2	25	SSE	17.1	0	.1	34.2	32	42	10	20	3	6	0.12	LOW
2019 12/04	29	42	35	0	7	1	12		18.1	0	0	34.2	32	36	10	15	0	0	0	LOW
2019 12/03	31	40	34.5	1	11	5	18	E	18.6	0	0	34.2	30	38	10	15	0	0	0	LOW
	Ob Temp (°F)			Ob Wind (mi/hr)					Ob Snow (in)				Fx Temp (°F)		Fx Wind (mi/hr)		Fx Snow (in)			Fx Rating
Date	Min	Max	Avg	Min	Max	Avg	Gust	Dir	HS	HN24	SWE (in)	Total Snowfall	Min	Max	Min	Max	Min	Max	SWE
2019 12/02	30	33.5	32	2	7	4	18	S	21	0	0	34.2	30	36	15	20	2	5	0.36	LOW
2019 12/01	21	30	26.5	10	20	14	43	SSW	24.4	4.6	0	34.2	31	30	40	50	5	11	0.59	MOD
2019 11/30	14	21.5	18	5	20	11	37	SSE	22.6	7.6	0.02	29.6	18	27	20	25	5	10	0.91	MOD
2019 11/27	10	19.5	14.5	0	8	4	12	W	16.6	0	0	22					0	0	0
2019 11/26	12.5	16	14		22	15		S	22	22	2	22					0	0	0.05	NONE
												0

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