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

Date	Daily Average Air Temperature (C°), Lower	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)	Daily Precipitation (mm)	Water Year Precipitation (mm)
2025-06-26	9.6	1.728	16.21	31.74	5.504	1.037	244.3	53.12	306.2	249.2	18.34	-0.048	1.2	0	758
2025-06-27	11.17	3.757	17.29	27.67	8.3	1.2	238.7	64.46	373.3	248.6	23.43	-0.041	1.5	0	758
2025-06-28	11.63	4.294	17.63	29.9	6.599	1.263	235.7	64.51	375.8	254	24.27	-0.036	1.4	0	758
2025-06-29	11.64	4.176	18.21	29.81	9.64	0.971	250.1	47.78	269.3	265.1	18.58	-0.037	1.4	0	758
2025-06-30	10.97	5.613	16.76	43.39	5.7	1.062	248	34.16	182.7	284.8	14.13	-0.026	1.2	0	758
2025-07-01	8.69	4.064	16.6	62.54	7.04	1.15	226.1	35.32	198.7	284.2	13.72	-0.031	1.5	0	758
2025-07-02	10.62	3.701	17.61	50.35	6.288	1.084	221.8	42.16	239.6	286.3	16.25	0.004	0.8	0	758
2025-07-03	8.99	5.685	13.23	78.17	6.272	0.972	113.3	25.55	146.5	315.8	12.99	-0.017	2.2	3	761
2025-07-04	9.38	4.614	14.97	63.05	6.713	1.229	232.7	5328	5526	4881	19.34	-0.028	1.4	0	761
2025-07-05	11.41	3.362	18.42	35.5	6.043	1.285	244.3	7999	7999	7994	22.25	-0.016	1.4	0	761
2025-07-06	12.21	4.163	18.97	28.97	6.517	1.082	238.5	7999	7999	7999	21.7	-0.021	1.4	0	761
2025-07-07	10.83	6.331	16.77	41.48	6.158	1.049	244.2	7999	7999	7999	15.58	-0.015	1.2	0	761
2025-07-08	13.26	5.712	19.86	31.65	7.873	1.28	234.2	7999	7999	7988	24.71	-0.026	1.4	0	761
2025-07-09	14.54	7.066	21.24	29.5	6.174	1.046	241.2	7999	7999	7984	23.42	-0.03	1.1	0	761
2025-07-10	14.05	7.274	19.56	34.05	9.95	1.352	227.1	7999	7999	7993	21.83	-0.026	1.5	0	761
2025-07-11	12.97	5.474	19.48	25.64	9.78	1.32	238.2	7999	7999	7999	23.97	-0.017	1.2	0	761
2025-07-12	13.42	5.869	19.61	30.29	8.36	1.198	225.5	7999	7999	7999	25.73	-0.041	1.2	0	761
2025-07-13	13.3	6.726	20.52	35.2	8.75	1.164	89.9	7999	7999	7999	23.98	-0.03	1	0	761
2025-07-14	11.03	7.405	18.34	53.49	6.06	1.065	245.1	7999	7999	7999	12.98	0.003	0.9	1	762
2025-07-15	11.86	5.164	19.35	48.34	6.027	1.126	223.1	7999	7999	7999	15.42	-0.033	1.5	1	763
2025-07-16	10.58	6.799	17.09	57.11	5.21	1.024	248.9	7999	7999	7999	14.54	-0.013	1.3	1	764
2025-07-17	10.22	6.769	14.46	69.95	5.406	0.667	251.3	7999	7999	7999	12.65	0.024	1.9	5	769
2025-07-18	10.41	5.768	17.18	74.57	5.439	0.911	245.5	7999	7999	7999	13.73	0.003	1.1	2	771
2025-07-19	10.75	7.204	14.83	65.18	7.301	0.944	235.7	7999	7999	7999	12.56	-0.024	1	1	772
2025-07-20	11.62	5.138	17.04	51.93	4.982	0.886	246.3	7999	7999	7999	14.69	-0.046	0.9	0	772
2025-07-21	10.87	7.474	14.72	67.37	6.893	0.895	224.7	7999	7999	7999	13.26	-0.021	1.4	1	773
2025-07-22	9	6.094	13.74	84.1	6.648	0.874	221.8	7999	7999	7999	12.39	0.016	1	6	779
2025-07-23	11.07	5.501	15.42	56.46	7.105	1.077	225.2	7999	7999	7996	16.23	-0.02	1	0	779
2025-07-24	10.67	6.486	14.86	52.46	7.105	0.896	237.3	7999	7999	7999	12.09	-0.005	1.3	0	779
2025-07-25	10.23	4.769	16.26	49.33	5.684	0.981	250.2	7999	7999	7999	11.13	-0.017	1.4	1	780
2025-07-26	11.23	4.686	17.79	34.27	9.91	1.187	275.8	7999	7999	7984	17.61	-0.04	1.5	0	780
2025-07-27	12.32	4.951	19.32	29.27	7.84	1.162	269.2	7999	7999	7988	19.18	-0.049	1.4	0	780
2025-07-28	13.29	6.136	18.56	35.55	7.873	1.029	236.8	7999	7999	7988	16.45	-0.019	0	0	780
2025-07-29	11.97	7.797	17.34	46.37	7.415	0.962	247.7	7999	7999	7999	13.71	-0.014	1.1	0	780
2025-07-30	10.42	5.405	16.72	50.87	5.439	0.967	242.1	7999	7999	7999	10.63	-0.014	1.1	0	780
2025-07-31	10.27	5.263	17.69	60.15	5.782	1.02	232	7999	7999	7999	13.93	0.02	1.7	2	782
2025-08-01	8.89	3.25	16.01	68.17	7.007	0.965	239.7	7999	7999	7999	10.94	-0.038	1.1	13	795
2025-08-02	12.35	5.669	18.35	39.96	7.481	1.275	241.4	7999	7999	7988	16.88	-0.028	1.6	0	795
2025-08-03	11.7	4.502	18.67	25.18	8.66	1.158	239.2	7999	7999	7992	17.66	-0.046	1.6	0	795
2025-08-04	12.4	4.32	20.07	19.55	7.023	1.239	250.4	7999	7999	7990	18.3	0	1.2	0	795
2025-08-05	13.39	7.952	18.6	23.59	7.513	1.256	240.4	7999	7999	7992	17.2	-0.029	1.4	0	795
2025-08-06	13.42	7.431	19.35	38.68	7.089	1.057	243.8	7999	7999	7995	16.38	-0.006	1.4	0	795
2025-08-07	14.31	7.122	21.17	35.62	7.399	1.188	243.1	7999	7999	7979	19.94	-0.006	1.5	0	795
2025-08-08	14.59	8.71	19.32	28.98	8.3	1.285	239.4	7999	7999	7983	19.72	-0.03	1.7	0	795
2025-08-09	12.87	5.669	18.62	26.28	8.07	1.185	238.2	7999	7999	7999	18.47	0.007	1.5	0	795
2025-08-10	11.13	4.574	16.44	28.93	9.65	1.232	230.9	7999	7999	7999	17.52	-0.024	1.8	0	795
2025-08-11	9.89	3.503	16.09	31.02	8.09	1.36	84	7999	7999	7999	18.8	-0.043	1.7	0	795
2025-08-12	12.22	5.292	19.44	38.53	6.386	1.037	233	7999	7999	7999	20.54	-0.017	1.6	0	795
2025-08-13	13.52	6.443	19.11	34.82	5.749	1.018	202.2	7999	7999	7999	17.25	-0.009	1.6	0	795
2025-08-14	12.87	8.43	18.1	36.19	7.579	0.97	239.7	7999	7999	7999	14.34	-0.019	1.3	0	795
2025-08-15	11.14	6.515	17.45	54.4	7.187	1.113	232.1	7999	7999	7999	13.71	0.01	1.6	0	795
2025-08-16	10.64	5.613	15.77	59.24	5.325	1.17	222.7	7999	7999	7999	17.48	-0.011	1.7	0	795
2025-08-17	10.99	4.024	18.34	39.78	5.962	0.963	215.1	7999	7999	7999	17.43	-0.001	1.7	0	795
2025-08-18	13.15	6.248	19.38	33	7.203	0.984	202.3	7999	7999	7999	18.64	-0.017	1.7	0	795
2025-08-19	14.1	6.967	21.34	27.6	6.484	1.165	114	7999	7999	7999	20.19	0.005	1.2	0	795
2025-08-20	14.48	7.909	21.28	37.16	7.154	1.23	122.8	7999	7999	7998	22.53	-0.012	1.7	0	795
2025-08-21	15.31	8.05	22.18	32.89	7.497	1.347	124.3	7999	7999	7992	22.85	-0.021	0	0	795
2025-08-22	13.73	8.16	20.34	48.38	7.236	1.276	188.6	7999	7999	7999	19.66	-0.051	1.7	0	795
2025-08-23	11.39	7.023	16.07	68.11	5.243	0.948	222.2	7999	7999	7999	13.81	0.012	1.4	5	800
2025-08-24	9.11	5.768	14.24	81.1	5.112	0.892	185	7999	7999	7999	11.19	-0.009	1.4	4	804
2025-08-25	9.54	5.461	15.28	80.8	4.998	0.751	237.3	7999	7999	7999	11.39	0.004	1.1	0	804
2025-08-26	8.64	5.84	13.3	85.4	4.622	0.842	240.9	7999	7999	7999	12.37	0.021	1.3	18	822
2025-08-27	8.48	5.557	13.15	82.2	8.07	0.956	242.5	7999	7999	7999	13.04	0.03	1.3	0	822
2025-08-28	9.17	3.589	14.87	64.4	4.949	0.847	234.6	7999	7999	7999	12.06	0.025	1.1	0	822
2025-08-29	7.835	3.925	11.57	84.4	5.21	0.746	215.6	7999	7999	7999	10.31	0.027	2	4	826
2025-08-30	6.836	1.941	12.08	72.33	6.484	1.189	86.7	7999	7999	7999	11.16	0.04	1.4	0	826
2025-08-31	7.046	2.403	14.59	69.73	6.174	0.959	253.4	7999	7999	7999	9.92	0.002	3.1	2	828
2025-09-01	9.99	3.533	16.6	49.93	6.713	1.255	152.9	7999	7999	7983	14.13	0.018	1.5	0	828
2025-09-02	10.14	4.377	16.17	47.53	6.958	1.141	203.1	7999	7999	7985	13.4	-0.016	1.5	0	828
2025-09-03	10.13	3.418	16.92	42.94	6.55	0.964	156.1	0	0	0	11.64	-0.014	1.2	0	828
2025-09-04	7.629	4.278	15.76	65.77	6.86	0.852	225.1	22.71	116	289.8	9.12	-0.003	2.3	2	830
2025-09-05	6.124	3.757	10.92	85.3	6.125	0.778	235.9	20.59	138.7	299.7	9.51	0.002	1.9	4	834
2025-09-06	5.958	1.971	12.59	78.33	5.063	0.867	237.8	21.8	128.8	284	7.668	0.003	3	5	839
2025-09-07	7.354	1.941	13.76	69.65	5.684	0.952	109.6	36.69	224.5	288.3	9.72	-0.035	1.3	1	840
2025-09-08	8.52	3.164	14.56	55.72	5.423	1.009	248.2	29.69	174.2	265.1	8.56	0.004	1.5	0	840
2025-09-09	9.11	4.363	15.29	58.01	6.664	1.004	241.9	40.11	233.9	271.7	10.89	0.018	1.4	0	840
2025-09-10	9.38	5.362	15.63	63.16	7.317	1.186	240.3	38.9	217.1	290.8	12.49	-0.008	1.4	7	847
2025-09-11	7.351	4.037	13.02	84	6.305	1.086	237.7	18.94	127	305.2	9.72	0.009	1.4	10	857
2025-09-12	4.761	2.403	7.023	94.7	5.602	1.074	242.5	7.418	52.9	313.6	6.591	0.005	1.6	20	877
2025-09-13	2.343	-0.651	7.122	93	7.35	1.009	240.2	20.52	137.1	275.1	5.551	0.005	3.7	9	886