Weather Data Last 24 Hours - Northwest Avalanche Center

Stevens Pass - Grace Lakes & Old Faithful

1. 2025-04-21 (Stevens Pass - Grace Lakes)

The shot board has been removed for the summer and will be reinstalled next fall. Until then, ignore the readings.

2. 2024-10-30 (Stevens Pass - Grace Lakes)

The RH sensor is occasionally reporting incorrect values. Use the RH data with caution.

3. 2019-01-06 (Stevens Pass - Old Faithful)

Wind gauges are unheated and may rime. Often you can tell when gauges are rimed or "iced" when the following occurs: Temperatures are near or below freezing and the wind direction does not change and appears stuck on a single direction for several consecutive hours. The wind speed may be rimed if readings of zero or near zero display for several hours during otherwise windy periods.

Time PDT	Temp F 4790'	RH % 4790'	Min mph 4590'	Spd mph 4590'	Gust mph 4590'	Dir deg 4590'	SnoHt in 4790'	I/S_Sno in 4790'
09/22 21:00	50	52	0	4	10	186	14	53
09/22 20:00	52	48	0	5	11	181	14	56
09/22 19:00	53	50	0	3	10	167	14	61
09/22 18:00	55	57	0	0	1	142	13	59
09/22 17:00	57	53	0	0	4	2	13	58
09/22 16:00	60	45	0	2	6	314	13	57
09/22 15:00	60	45	0	2	6	311	13	58
09/22 14:00	59	48	0	2	5	308	13	58
09/22 13:00	56	43	0	1	4	66	13	56
09/22 12:00	55	46	0	3	5	131	13	57
09/22 11:00	51	47	1	2	5	139	14	55
09/22 10:00	47	65	0	2	4	139	14	41
09/22 09:00	44	67	0	1	3	122	14	23
09/22 08:00	41	73	0	1	2	171	14	15
09/22 07:00	40	75	0	1	4	276	15	1
09/22 06:00	39	81	0	1	5	208	15	-29
09/22 05:00	39	86	0	2	5	281	15	-57
09/22 04:00	38	91	0	2	5	271	14	-60
09/22 03:00	38	95	0	1	4	268	15	-118
09/22 02:00	38	95	0	1	4	246	15	-92
09/22 01:00	38	96	0	1	5	244	14	-54
09/22 00:00	39	95	0	2	6	257	14	-39
09/21 23:00	39	94	0	1	7	247	14	-30

Stevens Pass - Grace Lakes & Old Faithful

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