Swamp Angel Study Plot Full Hourly Data – Center for Snow and Avalanche Studies

Datetime	Minimum Air Temperature (C°), Lower	Maximum Air Temperature (C°), Lower	Relative Humidity (%), Lower	Peak Wind Gust (ms), Upper	Wind Speed (ms)	Wind Direction (°), Upper	Solar Radiation-Down Looking, Broadband (W/m²)	Solar Radiation-Up Looking, Broadband (W/m²)	Longwave Radiation-Up Looking (W/m²)	Snow Surface Temperature (C°)	Snow Depth (m)	SWE (mm)	Barometer (inHg)
2026-06-03 01:00	4.644	5.22	45.95	2.058	1.116	257.1	0.307	-3.222	239	-0.365	0.04	1	30.35
2026-06-03 02:00	4.769	5.856	44.18	2.107	1.134	231.1	0.305	-3.362	239.3	-0.786	0.04	2	30.35
2026-06-03 03:00	4.278	5.095	55.71	1.748	0.879	244.2	0.122	-3.526	243.7	-0.995	0.04	2	30.35
2026-06-03 04:00	3.952	4.911	66.5	1.519	1.015	256.9	0.203	-3.153	242.1	-1.1	0.04	1	30.35
2026-06-03 05:00	3.405	3.995	67.61	1.421	0.901	250.3	0.371	-2.011	240.8	-1.419	0.05	2	30.35
2026-06-03 06:00	3.405	5.487	67.89	2.368	0.905	249.7	8.35	42.74	235.9	-0.151	0.04	1	30.35
2026-06-03 07:00	4.363	7.784	50.81	3.675	1.004	196.2	34.8	182.1	235.3	6.132	0.05	0	30.36
2026-06-03 08:00	7.768	10.5	44.95	4.361	1.212	143.2	75.42	422.9	236.1	16.73	0.05	0	30.36
2026-06-03 09:00	10.4	13.7	19.74	3.74	1.525	72.34	119.6	705.9	240.6	32.27	0.05	0	30.36
2026-06-03 10:00	12.88	13.85	23.43	6.043	1.674	222	116.1	729.3	268.6	41.63	0.05	0	30.36
2026-06-03 11:00	13.21	14.77	22.19	4.9	1.475	212.9	132	852	287.2	48.86	0.05	0	30.36
2026-06-03 12:00	12.42	14.14	27.78	6.697	2.264	230.4	76.72	505.5	308.4	35.92	0.04	0	30.36
2026-06-03 13:00	12.7	14.29	24.85	5.537	1.628	159	149.1	980	269.9	55.28	0.05	0	30.35
2026-06-03 14:00	14.14	15.59	20.57	5.749	2.207	220.7	170.4	1122	269.7	66.17	0.05	0	30.33
2026-06-03 15:00	14.97	16.03	20.4	5.782	2.055	224.1	151.1	993	270.8	62.95	0.05	0	30.32
2026-06-03 16:00	14	16.05	20.01	5.145	2.001	212.7	78.77	520.8	277.6	41.26	0.05	0	30.3
2026-06-03 17:00	13.81	15.34	23.51	5.439	1.778	139.7	60.91	440.4	262.7	33.47	0.06	0	30.29
2026-06-03 18:00	12.21	13.94	27.96	3.806	1.285	193.4	21.33	89.9	268.6	17.91	0.06	0	30.29
2026-06-03 19:00	10.91	12.4	32.23	2.76	0.804	272	4.99	32.35	269.9	12.1	0.05	0	30.29
2026-06-03 20:00	7.036	10.97	47.05	1.797	0.646	274.3	0.289	-0.787	256.2	7.27	0.04	2	30.3
2026-06-03 21:00	5.797	7.317	52.22	1.078	0.542	270	0.332	-4.031	248.5	4.813	0.05	2	30.31
2026-06-03 22:00	4.881	6.235	52.96	1.013	0.434	270.6	0.483	-3.911	236.6	2.441	0.05	2	30.32
2026-06-03 23:00	4.868	5.613	51.6	1.405	0.561	261.3	0.704	-3.495	233.2	1.088	0.05	2	30.31
2026-06-04 01:00	4.064	5.6	46.98	2.025	0.882	245	0.577	-3.016	236.7	-0.157	0.05	2	30.31
2026-06-04 02:00	4.713	6.094	47.09	2.809	1.317	234.9	0.371	-3.562	234	-0.4	0.05	1	30.3
2026-06-04 03:00	3.8	6.572	59.94	3.691	1.182	244.9	-0.027	-4.152	231.3	-0.842	0.05	2	30.3
2026-06-04 04:00	3.108	3.784	63.98	1.421	0.859	245.6	0.189	-3.856	229.9	-1.767	0.05	2	30.3
2026-06-04 05:00	2.515	3.348	65.13	2.091	0.744	255.1	0.568	-1.673	229.6	-2.399	0.05	2	30.29
2026-06-04 06:00	2.545	6.403	52.68	3.218	0.938	222.3	15.45	76.69	230	0.198	0.06	0	30.3
2026-06-04 07:00	6.43	8.87	47.01	3.414	1.362	152.3	56.93	282.8	233.5	9.88	0.06	0	30.3
2026-06-04 08:00	8.85	11.19	42.42	4.606	1.419	138.8	89.5	497.7	239.4	20.94	0.06	0	30.3
2026-06-04 09:00	11.12	13.74	24.63	4.165	1.393	236	112.8	667.7	248.2	33.98	0.05	0	30.31
2026-06-04 10:00	12.91	14.37	22.53	4.704	1.619	206.8	134.5	835	265.2	44.46	0.04	0	30.31
2026-06-04 11:00	13.76	15.52	23.85	5.014	1.659	219.4	128.5	823	291.3	50.08	0.04	0	30.31
2026-06-04 12:00	13.57	15.17	24.9	4.72	1.564	207.2	106.4	694.8	300.4	46.98	0.04	0	30.31
2026-06-04 13:00	12.77	15.09	30.48	6.795	2.428	231.2	133.4	874	294.5	52.85	0.05	0	30.31
2026-06-04 14:00	9.61	13.87	36.82	8.8	3.018	234.8	62.91	412.6	305.3	33.39	0.06	0	30.32
2026-06-04 15:00	11.67	14.66	31.52	4.279	1.174	108.7	115.4	767.4	268.6	44.28	0.06	0	30.3
2026-06-04 16:00	13.69	14.94	30.4	5.88	1.528	221.8	105.7	705.1	262.6	44.98	0.06	0	30.29
2026-06-04 17:00	14.02	15.26	28.83	3.675	1.281	224	56.8	401	263.1	32.78	0.07	0	30.28
2026-06-04 18:00	11.53	14.02	42.14	4.541	1.389	241.9	16.75	58.14	260.2	15.59	0.07	0	30.28
2026-06-04 19:00	8.18	11.53	53.31	1.764	0.66	268.1	1.847	18.24	249	9.3	0.05	0	30.28
2026-06-04 20:00	7.009	8.27	53.22	1.372	0.662	268.4	0.822	0.291	244.6	5.776	0.05	2	30.29
2026-06-04 21:00	6.206	7.162	53.86	1.241	0.645	271.4	0.482	-3.501	243.9	3.644	0.06	2	30.29
2026-06-04 22:00	6.094	6.868	50.28	1.601	0.805	271.1	0.563	-3.108	244.5	2.529	0.05	2	30.3
2026-06-04 23:00	5.856	7.122	54.38	1.584	0.948	267.8	0.294	-3.361	241.9	1.733	0.05	2	30.3
2026-06-05 01:00	4.937	5.333	52.56	1.633	0.902	266.7	0.314	-3.344	238.3	-0.137	0.06	2	30.29
2026-06-05 02:00	4.782	5.912	50.83	2.695	1.051	264.4	0.29	-3.139	238.7	-0.557	0.06	2	30.28
2026-06-05 03:00	4.713	5.319	46.61	1.878	0.912	261.7	0.285	-2.72	254.8	-0.081	0.06	2	30.28
2026-06-05 04:00	4.064	5.405	50.98	1.927	0.832	267	0.195	-3.389	235.1	-1.493	0.06	2	30.27
2026-06-05 05:00	4.206	4.713	50.87	1.633	0.952	268	0.515	-1.293	234.4	-1.935	0.07	2	30.27
2026-06-05 06:00	4.235	8.26	41.87	2.613	0.755	256.3	16	78.11	235.2	0.331	0.06	0	30.28
2026-06-05 07:00	8.27	12.39	32.53	3.054	0.775	121.2	59.58	292.3	237.6	10.3	0.05	0	30.29
2026-06-05 08:00	12.08	13.36	31.33	3.365	1.181	94	90	501.7	243.5	21.67	0.05	0	30.29
2026-06-05 09:00	13.26	14.98	24.82	4.655	1.451	47.32	120.2	711.7	253.6	34.59	0.06	0	30.3
2026-06-05 10:00	14.32	15.59	22	6.06	1.507	16.45	105.2	656.8	264.7	39.88	0.07	0	30.3
2026-06-05 11:00	14.4	16.8	20.74	4.328	1.569	246.5	148.1	943	275	51.79	0.06	0	30.3
2026-06-05 12:00	15.77	17.08	19.89	6.06	1.817	222.7	155.9	1011	286.8	61.54	0.06	0	30.29
2026-06-05 13:00	15.46	17.09	22.94	5.194	1.734	226.5	128.2	837	303.5	55.78	0.05	0	30.29
2026-06-05 14:00	15.43	17	24.57	4.377	1.655	58.46	102.3	670.5	309.9	51.82	0.06	0	30.27
2026-06-05 15:00	14.21	15.43	26.84	5.929	1.836	233.8	54.28	358.5	301.5	31.18	0.07	0	30.28
2026-06-05 16:00	13.81	14.9	25.43	5.521	2.265	233.2	47.4	312.6	296.8	26.36	0.07	0	30.27
2026-06-05 17:00	14.55	15.36	31.48	4.132	0.812	157.5	38.23	231.6	303.8	24.52	0.06	0	30.26
2026-06-05 18:00	12.88	15.22	37.02	3.904	0.954	192.2	24.64	116.6	281.4	17.59	0.06	0	30.26
2026-06-05 19:00	10.59	12.9	40.59	3.071	1.083	252.2	6.806	46.58	270.4	11.93	0.06	0	30.25
2026-06-05 20:00	8.18	10.78	50.66	2.14	1.054	263.6	0.712	1.368	251.8	6.909	0.06	1	30.26
2026-06-05 21:00	6.937	8.19	51.92	1.535	0.809	262.4	0.276	-4.155	246.5	4.135	0.05	2	30.26
2026-06-05 22:00	6.825	7.405	50.48	1.568	0.893	265.7	0.445	-3.292	245.7	2.872	0.04	2	30.27
2026-06-05 23:00	6.614	7.824	46.69	2.662	1.155	262.8	0.375	-3.181	244.8	1.949	0.04	2	30.26
2026-06-06 01:00	5.6	6.881	51.08	1.862	1.163	258.5	0.024	-3.86	241.1	0.392	0.06	2	30.25
2026-06-06 02:00	5.263	5.896	50.23	1.829	0.958	260.6	0.203	-3.563	238.6	-0.483	0.05	2	30.24
2026-06-06 03:00	5.138	6.15	50.4	2.679	1.073	228.3	0.392	-3.269	238	-0.937	0.05	1	30.24
2026-06-06 04:00	5.263	6.967	54.41	2.287	1.304	241.2	0.164	-3.672	238.5	-1.071	0.06	1	30.25
2026-06-06 05:00	4.588	5.445	61.24	1.715	1.028	248	0.326	-2.081	236.5	-1.565	0.07	2	30.25
2026-06-06 06:00	4.502	7.544	51.59	1.617	0.65	240.4	16.3	78.61	237.1	0.636	0.08	0	30.25
2026-06-06 07:00	7.573	11.81	41.8	3.152	0.941	139.5	59.39	289	242.3	10.67	0.06	0	30.26
2026-06-06 08:00	11.42	13.69	36.29	3.691	1.126	158.8	86.3	481.1	248.1	21.04	0.05	0	30.26
2026-06-06 09:00	13.66	15.05	31.82	4.639	1.229	79.42	118	697.1	252.1	34.24	0.05	0	30.27
2026-06-06 10:00	14.76	16.72	24.14	4.459	1.403	42.98	138.9	860	262	47.6	0.05	0	30.25
2026-06-06 11:00	15.72	16.91	22.03	5.325	1.779	349.3	144.9	921	291.8	54.12	0.05	0	30.24