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)
2026-07-01 11:00	12.21	13.15	16.73	6.419	2.032	102.3	163.9	1006	219.6	48.95	0.01	0	30.27
2026-07-01 12:00	12.56	14	17.89	7.007	2.087	43.79	170	1071	226.3	58.17	0	0	30.27
2026-07-01 13:00	13.47	14.73	14.5	7.105	2.064	49.35	170.1	1084	228.3	60.55	0.01	0	30.27
2026-07-01 14:00	13.63	14.87	13.69	6.272	1.88	9.56	162.4	1038	226.8	59.35	0	0	30.28
2026-07-01 15:00	14.25	15.41	19.66	5.651	1.911	187.7	145.7	926	234.2	55.6	0.01	0	30.28
2026-07-01 16:00	14.26	15.19	19.75	8.43	1.913	19.59	121.3	764.3	242.8	45.99	0.02	0	30.27
2026-07-01 17:00	14.08	15.01	21.18	5.096	1.477	341.4	71.75	482.3	242.2	32.93	0.01	0	30.27
2026-07-01 18:00	12.43	14.5	22.76	3.985	1.224	251.9	18.22	47.43	240.4	16.52	0.01	0	30.26
2026-07-01 19:00	10.52	12.49	25.6	2.907	1.016	252.1	2.293	18.47	238.1	10.93	0.02	0	30.26
2026-07-01 20:00	8.29	11.22	32.28	2.956	0.886	252.3	0.794	1.071	234.4	7.083	0.02	0	30.26
2026-07-01 21:00	6.7	8.36	37.37	1.552	0.785	274.2	0.251	-4.624	229.6	4.359	0.02	2	30.27
2026-07-01 22:00	5.824	6.98	36.27	1.29	0.715	273.3	0.397	-4.11	224	2.425	0.03	2	30.27
2026-07-01 23:00	5.065	5.939	39.1	1.274	0.736	267.2	0.355	-4.095	219.9	0.833	0.03	2	30.28
2026-07-02 01:00	3.968	5.039	35.47	1.584	0.74	268.5	0.381	-3.814	217.1	-1.294	0.02	2	30.28
2026-07-02 02:00	3.375	4.12	34.27	1.895	0.851	258.6	0.358	-3.998	213.3	-2.036	0.02	2	30.28
2026-07-02 03:00	2.983	3.77	37.34	1.715	0.927	257.4	0.326	-3.994	211.7	-2.846	0.02	2	30.28
2026-07-02 04:00	1.997	3.178	35.24	1.829	1.096	261.2	0.236	-4.099	205.6	-3.575	0.02	2	30.28
2026-07-02 05:00	1.757	2.772	37.22	1.895	1.043	262.4	0.491	-2.794	202.3	-4.45	0.02	2	30.28
2026-07-02 06:00	2.347	5.487	35.91	1.731	0.769	257.4	16.44	71.85	203.5	-2.772	0.02	1	30.29
2026-07-02 07:00	5.487	10.45	20.99	3.43	0.71	78.04	68.9	289.6	207.5	7.441	0.01	0	30.3
2026-07-02 08:00	10.12	11.56	22.29	4.149	1.177	103.2	100.6	502.1	210.5	16.68	0.01	0	30.3
2026-07-02 09:00	11.56	12.95	12.92	5.276	1.659	60.54	129.5	706.2	212.2	26.88	0.01	0	30.31
2026-07-02 10:00	12.76	13.87	11.96	5.766	2.027	37.64	150.4	878	216.9	38.15	0	0	30.31
2026-07-02 11:00	13.63	14.77	13.92	6.158	1.941	61.63	162.9	994	226	50.32	0.01	0	30.32
2026-07-02 12:00	14.12	15.81	15.24	7.056	1.9	339.8	169.5	1061	231.7	59.96	0.02	0	30.32
2026-07-02 13:00	14.94	16.01	16.67	5.227	1.842	219.4	168.2	1064	240.3	62.29	0.02	0	30.32
2026-07-02 14:00	15.19	16.66	15.47	6.321	1.837	50.77	152.9	972	248.2	58.95	0.02	0	30.32
2026-07-02 15:00	15.09	16.7	16.34	4.753	1.585	110.2	107.1	681.5	252.9	47.72	0.01	0	30.32
2026-07-02 16:00	15.31	17.08	16.94	4.884	1.559	51.56	120.8	754.9	248.9	44.63	0.02	0	30.31
2026-07-02 17:00	15.08	16.7	15.08	4.377	1.363	195.2	61.03	407.7	241.8	31.81	0.03	0	30.31
2026-07-02 18:00	13.9	15.42	16.07	5.308	1.135	240	23	50.51	235.6	16.6	0.04	0	30.31
2026-07-02 19:00	11.21	13.92	19.33	3.283	0.962	263.2	2.406	19.64	230.6	10.62	0.03	0	30.32
2026-07-02 20:00	8.57	11.43	23.95	2.483	1.063	267.1	0.423	-0.651	226.5	6.24	0.03	0	30.33
2026-07-02 21:00	6.868	8.61	27.39	1.454	0.894	268	0.134	-4.929	223.2	3.505	0.03	2	30.34
2026-07-02 22:00	6.275	6.98	27.6	1.47	0.856	258.2	0.383	-4.373	221.1	1.837	0.03	2	30.35
2026-07-02 23:00	5.685	6.43	30.39	1.552	0.856	259.7	0.379	-4.176	221.1	0.668	0.03	2	30.35
2026-07-03 01:00	4.967	5.811	33.83	1.682	0.792	265.6	0.323	-3.754	220.9	-1.149	0.02	2	30.34
2026-07-03 02:00	4.39	5.082	32.15	1.535	0.858	259.5	0.259	-3.914	219.2	-1.777	0.02	2	30.34
2026-07-03 03:00	4.574	5.501	31.25	2.27	0.774	247.1	0.38	-3.897	217.9	-2.215	0.02	2	30.33
2026-07-03 04:00	4.008	4.868	35.06	1.976	0.841	251.9	0.198	-3.945	218.1	-2.853	0.02	2	30.34
2026-07-03 05:00	3.533	4.12	32.66	1.764	0.789	251.8	0.46	-2.681	216.7	-3.217	0.02	2	30.34
2026-07-03 06:00	3.856	7.936	27.38	1.731	0.837	247.3	15.67	67.95	217	-1.326	0.01	1	30.35
2026-07-03 07:00	7.952	12.22	19.3	2.303	0.685	182.7	66.97	280.5	219.8	8.24	-0	0	30.36
2026-07-03 08:00	11.95	13.3	19.1	3.185	1.033	80.4	98.8	494.8	223.8	17.54	-0	0	30.37
2026-07-03 09:00	13.21	14.76	14.48	4.181	1.618	37.17	123.7	676.2	233.1	28.04	-0	0	30.38
2026-07-03 10:00	14.18	15.52	15.32	5.749	1.458	231.6	135.8	789.9	248	37.5	-0	0	30.38
2026-07-03 11:00	15.32	16.77	16.48	7.138	1.579	253.4	141.2	852	253.2	45.35	-0	0	30.37
2026-07-03 12:00	16.04	17.41	14.82	4.965	1.336	239.9	164.5	1017	253.4	58.42	0.01	0	30.37
2026-07-03 13:00	16.58	18.11	16.32	4.606	1.673	249.3	167.1	1051	250.5	62.72	0	0	30.37
2026-07-03 14:00	17.13	18.36	15.37	4.949	1.765	60.49	159.1	1006	254	61.82	0.01	0	30.36
2026-07-03 15:00	17.59	18.97	12.41	5.423	1.727	290.8	152.8	957	253.6	59.98	0	0	30.36
2026-07-03 16:00	17.53	18.86	14.32	7.023	1.928	53.38	126.8	787.4	253.8	50.38	0.01	0	30.36
2026-07-03 17:00	17.11	18.32	14.45	5.08	1.637	98	82.2	539.6	245.7	37.79	0	0	30.36
2026-07-03 18:00	15.35	17.14	13.92	4.361	1.513	237.1	22.75	49.91	238.2	18.71	-0.02	0	30.36
2026-07-03 19:00	13.19	15.36	17.37	4.083	1.235	247.6	3.588	26.2	232.7	12.43	-0.03	0	30.38
2026-07-03 20:00	10.46	13.19	23.63	3.544	1.142	248.5	1.137	1.189	232.8	8.84	-0.02	0	30.39
2026-07-03 21:00	7.965	10.47	29.98	1.258	0.533	271.1	-0.118	-5.669	232.3	5.049	-0.02	2	30.4
2026-07-03 22:00	7.023	8.09	29.24	1.274	0.534	276.6	0.415	-4.457	228.6	3.017	-0.02	2	30.41
2026-07-03 23:00	6.924	7.445	30.4	1.062	0.509	271.3	0.595	-3.798	226.7	1.688	-0.01	2	30.41
2026-07-04 01:00	5.768	6.515	34	1.748	0.734	280.1	0.413	-3.495	226.1	-0.069	-0.01	2	30.4
2026-07-04 02:00	5.292	6.192	36.67	1.356	0.733	275.2	0.319	-3.618	225.2	-0.798	-0.01	2	30.39
2026-07-04 03:00	4.206	5.656	39.54	1.519	0.512	278.6	0.137	-3.926	225	-1.578	-0.01	2	30.39
2026-07-04 04:00	4.248	5.306	40.06	1.813	0.798	276.1	0.547	-3.133	224.6	-1.955	-0	2	30.4
2026-07-04 05:00	4.462	5.122	38.77	1.846	0.884	270.1	0.392	-2.45	225.6	-2.261	0.01	2	30.41
2026-07-04 06:00	4.545	7.685	36.56	1.895	0.762	263.8	14.45	60.35	226.9	-0.375	0.01	1	30.42
2026-07-04 07:00	7.6	13.09	23.16	1.666	0.35	113.8	63.59	266.7	231	8.8	0.01	0	30.43
2026-07-04 08:00	12.8	14.64	21.17	3.348	1.152	211.2	95.8	479	235.4	18.4	0.01	0	30.43
2026-07-04 09:00	14.02	15.42	19.36	6.403	1.869	108.1	125.7	687.7	238.9	29.54	0.01	0	30.44
2026-07-04 10:00	14.97	16.36	20.78	6.974	1.805	122	146.6	856	242.7	41.97	0.01	0	30.44
2026-07-04 11:00	15.67	17.07	16.59	5.488	1.545	148.6	146	883	246	51.85	0.01	0	30.44
2026-07-04 12:00	16.17	17.35	16.45	4.982	1.682	230.5	156.9	975	254	59.27	-0	0	30.44
2026-07-04 13:00	16.66	18.42	19.98	5.063	1.636	206.4	153.6	960	262.4	60.42	-0.01	0	30.43
2026-07-04 14:00	17.72	18.94	14.57	4.165	1.444	231.4	124.4	777.4	277.9	56.76	0	0	30.42
2026-07-04 15:00	17.5	19.14	15.23	5.651	1.772	191.6	123.2	750.3	283.3	48.76	-0.01	0	30.41
2026-07-04 16:00	17.24	18.55	16.29	4.606	1.52	208.2	53.94	325	284.5	34.09	0	0	30.4
2026-07-04 17:00	17.32	17.97	15.77	4.867	1.065	145.6	46.58	247.7	318	27.97	0.01	0	30.4
2026-07-04 18:00	16.55	17.65	15.43	4.508	1.311	230.9	24.96	124.5	313.6	22.24	0.01	0	30.4
2026-07-04 19:00	14.14	16.58	21.43	3.348	1.027	238.3	11.76	55.02	275.9	16.06	0.02	0	30.4
2026-07-04 20:00	11.64	14.14	24.12	1.584	0.499	265.4	1.235	2.263	270.3	10.61	0.03	0	30.41
2026-07-04 21:00	8.19	11.66	26.86	1.258	0.274	266.8	-0.179	-5.711	245.9	6.13	0.03	0	30.42