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)
2025-01-10	-13.45	-21.16	-3.535	78.82	6.893	1.11	228.7	106.5	89.5	221.8	-21.83	1.144	301.3	0	325
2025-01-11	-14.4	-16.31	-13.03	90.5	8.33	1.361	115.7	12.19	10.04	254.2	-16.89	1.342	328.2	4	327
2025-01-12	-17.22	-21.66	-10.64	89.1	4.41	0.811	266.2	106.4	57.15	247.3	-28.55	1.278	323.4	1	328
2025-01-13	-15.01	-18.45	-12.16	90.4	4.394	0.856	236.2	89.5	68.23	256	-19.57	1.255	323	1	329
2025-01-14	-17.84	-21.48	-12.16	89.1	4.475	0.816	256.7	109	66.45	244.8	-29.07	1.224	319.2	0	329
2025-01-15	-10.58	-20.27	-1.818	75.45	4.018	0.991	260.8	107.1	123	220.5	-22.74	1.197	315.8	1	330
2025-01-16	-6.386	-11.51	1.8	53.75	3.985	1.116	246.1	106.5	141.6	171.8	-19.67	1.173	311.9	0	330
2025-01-17	-8.92	-13.31	-4.477	56.29	6.729	1.303	229.9	83.3	109.2	188.4	-19.56	1.166	313.1	0	330
2025-01-18	-16.8	-24.79	-9.34	83.6	13.18	1.55	208.4	60.12	67.91	242.5	-19.61	1.268	332.7	9	339
2025-01-19	-19.77	-25.41	-15.12	85.4	5.994	1.119	253.2	76.53	73.05	235.9	-26.55	1.247	327.8	0	339
2025-01-20	-22.08	-28.2	-18.41	85	7.987	1.208	98.6	103	68.06	227.2	-27.82	1.24	325.9	2	341
2025-01-21	-14.15	-24.32	-6.811	74.52	7.121	1.158	255.8	116.6	110.9	225	-24.07	1.226	322	0	341
2025-01-22	-15.94	-24.02	-10.31	59.8	8.53	1.327	91.9	102.2	123.4	179.1	-23.37	1.223	322	0	341
2025-01-23	-18.35	-24.01	-13.81	56.42	6.239	1.13	119.4	123.2	169.4	158	-27.15	1.204	321	0	341
2025-01-24	-8.91	-16.4	-0.931	51.59	7.301	1.056	248.3	110.5	141.8	180	-21.17	1.204	319.9	0	341
2025-01-25	-6.261	-9.48	-2.269	29.07	5.847	1.288	222.1	139.5	175.2	226.4	-13.88	1.187	318	0	341
2025-01-26	-8.81	-13.43	-4.84	40.83	5.57	0.902	241	74.81	93.3	207.1	-17.86	1.176	317.3	0	341
2025-01-27	-7.895	-11.44	-3.179	49.34	3.887	0.85	285.8	23.74	29.16	203.4	-18.57	1.17	317.1	0	0
2025-01-28	-7.895	-11.44	-3.179	49.34	3.887	0.85	285.8	23.74	29.16	203.4	-18.57	1.17	317.1	0	0
2025-01-28	-7.653	-13.28	-3.519	55.13	10.09	1.491	6.901	111.5	145.7	230.5	-16.53	1.155	316.4	0	0
2025-01-29	-7.653	-13.28	-3.519	55.13	10.09	1.491	6.901	111.5	145.7	230.5	-16.53	1.155	316.4	0	0
2025-01-29	-9.27	-12.77	-5.545	84.8	3.953	0.805	117.1	62.53	45.33	266.2	-13.1	1.292	328.3	8	8
2025-01-30	-9.27	-12.77	-5.545	84.8	3.953	0.805	117.1	62.53	45.33	266.2	-13.1	1.292	328.3	8	8
2025-01-30	-10.28	-13.24	-7.121	86.2	6.517	1.19	144.2	135.2	48.18	277.5	-16.28	1.288	328.5	2	10
2025-01-31	-6.981	-13.17	1.84	44.1	4.557	1.112	255.4	131.1	124.8	234.3	-19.6	1.258	328.2	0	10
2025-02-01	-2.221	-9.09	3.025	45.27	5.063	1.004	244.3	96.5	120.7	259.9	-9.06	1.217	327.9	0	10
2025-02-02	1.376	-3.548	6.657	50.35	7.154	1.173	239.3	101	130.7	241.2	-7.54	1.19	328.2	0	10
2025-02-03	1.495	-4.066	8.05	40.19	6.092	1.278	238.5	121.6	156	227.6	-9.28	1.17	328	0	10
2025-02-04	0.73	-3.209	4.363	43.31	7.219	1.427	239.5	93	121.4	222.8	-9.47	1.166	328.5	0	10
2025-02-05	-1.091	-4.771	3.164	43.66	10.73	1.579	236.8	127.1	168	192.9	-11.22	1.151	329	0	10
2025-02-06	-2.081	-7.022	4.176	35.76	7.791	1.193	241.5	128.6	171.9	179.7	-14.37	1.152	329.9	0	351
2025-02-07	-1.217	-6.443	4.63	45.6	8.51	1.467	246.9	120.3	160.7	217	-10.52	1.137	331.4	0	351
2025-02-08	-3.497	-5.671	-0.846	58.67	11.58	1.922	243.5	127.3	166.2	235.5	-8.48	1.133	334.1	1	352
2025-02-09	-6.287	-14.5	-0.635	35.48	5.945	1.119	242.5	127.2	169.6	196.5	-14.19	1.128	336	0	352
2025-02-10	-4.783	-6.485	-2.872	44.92	8.97	1.971	246.9	52.89	66.17	238	-11.21	1.127	338.7	0	352
2025-02-11	-8.06	-14.8	-4.926	56.04	8.3	1.858	250.5	83.9	108.6	240	-11.84	1.219	354.6	7	359
2025-02-12	-17.39	-21.31	-14.67	85.2	7.399	1.467	237	117.1	140.4	186.8	-21.98	1.211	358.4	2	361
2025-02-13	-11.43	-20.41	-1.607	63.21	6.207	1.471	243.3	124.2	149.3	204.1	-18.22	1.29	366.1	7	368
2025-02-14	-7.525	-11.48	-5.519	94.7	7.317	1.043	231.5	61.26	60.49	280.4	-8.63	1.734	407.8	34	402
2025-02-15	-10.51	-16.3	-7.655	93.8	7.17	1.053	226	75.76	28.11	273.1	-13.53	1.911	423.6	17	419
2025-02-16	-8.7	-17.09	-2.183	95.5	6.615	0.933	242.3	134.3	65.11	274	-14.94	1.776	419.2	0	419
2025-02-17	-4.752	-8.82	-0.987	68.68	8.18	1.207	230.3	128.8	166.3	238.8	-10.06	1.716	420.1	2	421
2025-02-18	-10.12	-15.77	-7.009	91.2	7.007	0.977	167.5	125.2	63.33	278.9	-14.35	1.879	436.7	14	435
2025-02-19	-7.532	-14.98	-1.633	51.01	5.586	1.269	246.9	155.9	169.5	264.5	-15.77	1.787	436.2	0	435
2025-02-20	-7.571	-11.37	-2.859	78.44	5.472	0.944	239.8	85.6	101.7	243.8	-12.79	1.788	445.8	2	437
2025-02-21	-9.59	-15.09	-3.294	79.91	4.884	0.931	98.4	167.6	220.5	226.3	-14.65	1.71	453.3	0	437
2025-02-22	-8.45	-15.12	-0.282	51.88	4.72	0.97	159.5	168.9	228.6	162.8	-20.54	1.669	457.3	0	437
2025-02-23	-4.05	-12.62	3.22	47.89	5.766	0.98	69.79	167	216.7	198.1	-14.26	1.627	457.6	0	437
2025-02-24	-1.125	-6.007	3.714	58.43	6.533	1.046	322.7	159.5	212.9	217	-9.56	1.576	456.3	0	437
2025-02-25	-1.679	-7.065	3.533	48.49	7.53	1.167	238.4	153.5	204.6	211.5	-11.05	1.538	442.7	0	437
2025-02-26	-8.64	-13.47	-3.577	55.81	5.994	1.308	98.7	166.1	216.8	184.8	-15.63	1.516	421.6	0	437
2025-02-27	-7.362	-14.43	0.828	48.35	5.39	1.065	196.5	172.6	235.8	174.6	-17.79	1.501	415.9	0	437
2025-02-28	-3.786	-10.23	4.192	37.54	4.884	1.048	150.2	169.1	229	179.8	-15.72	1.493	421.2	0	437
2025-03-01	-1.813	-8.06	7.586	37.87	5.896	1.044	258.7	167.8	231.6	185.6	-13.46	1.479	430.3	0	437
2025-03-02	-1.427	-7.19	4.657	50.88	5.194	1.165	241.6	151.9	202.2	217.6	-9.6	1.456	434.3	0	437
2025-03-03	-8.11	-11.17	-2.576	70.14	6.354	1.258	240.9	95	100.4	256.4	-11.83	1.541	448.8	5	442
2025-03-04	-8.98	-12.7	-7.61	93.4	7.35	1.317	99.7	67.11	29.14	278.8	-10.42	1.769	484.9	19	461
2025-03-05	-6.27	-13.57	-1.577	94.2	5.913	1.173	246.4	185.5	82.3	279.2	-10.87	1.71	493.1	5	466
2025-03-06	-7.403	-13.1	-3.983	95.4	9.42	1.738	252	53.04	23.03	286.1	-8.55	2.007	529.2	28	494
2025-03-07	-11.41	-17.3	-6.541	94.1	6.223	0.927	250.2	153.7	169.5	266.5	-16.98	1.909	530.6	2	496
2025-03-08	-9.78	-13.78	-6.261	94.7	5.766	1.067	83.1	193.7	146.6	244.1	-12.37	1.807	531.5	0	496
2025-03-09	-5.734	-13.87	4.206	55.2	4.23	0.983	248.7	186.9	230.8	175.1	-16.16	1.756	536.5	0	496
2025-03-10	-3.468	-9.98	5.052	36.28	4.198	1.25	248.1	184.3	255.5	166.9	-15.25	1.709	532.7	0	496
2025-03-11	-3.783	-8.62	2.096	37.15	5.635	1.31	240.6	167.6	231.4	187.5	-13.81	1.668	534	0	496
2025-03-12	-4.258	-10.07	1.629	59.72	5.292	1.179	238.7	173.9	244.4	202.6	-11.21	1.629	535.7	0	496
2025-03-13	-4.728	-7.684	-1.382	78.12	7.089	1.487	236.6	132.6	170	249.7	-7.954	1.743	552.4	11	507
2025-03-14	-10.99	-14.58	-7.668	92.6	9.51	1.582	229	141.9	169.7	250.1	-12.33	1.852	570.2	15	522
2025-03-15	-11.87	-14.84	-8.2	92.6	9.36	1.011	183.4	135.7	63.81	269.5	-13.28	1.937	583.6	9	531
2025-03-16	-8.26	-14.26	-2.141	94.8	5.178	1.054	237.6	221.2	95.9	284	-13.31	1.829	583.4	0	531
2025-03-17	-1.437	-8.2	2.996	47.63	7.579	1.332	239.9	99.3	118.8	259.7	-8.95	1.797	580.8	1	532
2025-03-18	-8.64	-14.38	-1.705	72.78	10.86	2.198	244.9	71.09	83.1	243.9	-12.12	2.044	605.5	18	550
2025-03-19	-14.92	-19.05	-11.58	90.1	5.913	1.314	98.9	154.6	48.53	257.8	-19.9	2.03	614.8	10	560
2025-03-20	-10.55	-18.52	-3.236	93.1	6.533	1.39	239.4	177.3	95.7	247.6	-16.5	1.961	610	1	561
2025-03-21	-7.516	-14.78	-1.425	64.01	7.807	1.236	245.4	208	278.7	191.8	-15.25	1.92	606.1	0	561
2025-03-22	-3.71	-6.387	-0.255	73.92	6.239	0.987	232.4	119.6	131	300.9	-7.498	2.02	614.9	9	570
2025-03-23	-3.649	-10.33	2.601	57.9	5.243	0.952	244.7	219.6	291.5	244.9	-12.13	1.901	612.9	0	570
2025-03-24	-1.088	-8.46	5.968	60.56	4.524	0.946	267.5	204.4	281.3	206.3	-10.39	1.832	608.3	0	570
2025-03-25	0.703	-5.671	9.11	49.59	6.501	0.967	251.6	207.5	293.3	209.1	-9.02	1.745	604.6	0	570
2025-03-26	1.861	-3.324	9.14	49.18	4.41	1.05	248.2	158.6	213.8	229.6	-6.981	1.699	605	0	570
2025-03-27	1.553	-3.802	6.756	52.74	6.533	1.211	243.1	150.4	216.6	235.1	-6.47	1.666	605.7	0	570