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WxSim & NWS Forecast Comparison

National Weather Service (NW), Actual Observed (Act), WxSim Generated (WS)

Updated: 05-29-19 at 6:00 am

Goal	Forecast Day										Day +1
± 2.5° F	High					Low					High					Low
Date	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS
05-29-19	95				90	70				69	94				90	68				68
05-28-19	95	2.7	92.3	-3.3	89	70	-2.3	72.3	-5.3	67	96				91	70				68
05-16-19	82	-7.9	89.9	-7.9	82	59	-8.1	67.1	-7.1	60	87	-5.3	92.3	-8.3	84	64	-8.3	72.3	-10.3	62
05-06-19	79	9.4	69.6	11.4	81	58	-13.9	71.9	-17.9	54	82	-7.9	89.9	-7.9	82	61	-6.1	67.1	-12.1	55
05-08-18	81	8.3	72.7	10.3	83	58	-13.9	71.9	-13.9	58	84	14.4	69.6	14.4	84	61	-10.9	71.9	-11.9	60
05-07-18	81	-2.5	83.5	-2.5	81	57	-0.9	57.9	-1.9	56	80	7.3	72.7	9.3	82	59	-12.9	71.9	-14.9	57
05-06-18	78	-0.4	78.4	-0.4	78	57	-2.5	59.5	-5.5	54	80	-3.5	83.5	-3.5	80	57	-0.9	57.9	-5.9	52
05-05-18	81	1.8	79.2	2.8	82	56	-4.7	60.7	-1.7	59	78	-0.4	78.4	-0.4	78	57	-2.5	59.5	-4.5	55
05-04-18	85	2.2	82.8	0.2	83	62	-0.1	62.1	0.9	63	81	1.8	79.2	5.8	85	59	-1.7	60.7	-0.7	60
05-03-18	59	-25.9	84.9	-2.9	82	85	29.9	55.1	4.9	60	59	-23.8	82.8	3.2	86	85	22.9	62.1	-1.1	61
05-02-18	84	-0.9	84.9	-4.9	80	58	2.5	55.5	0.5	56	85	0.1	84.9	0.1	85	61	5.9	55.1	2.9	58
05-01-18	81	-1.1	82.1	-5.1	77	56	2.1	53.9	0.1	54	84	-0.9	84.9	-1.9	83	58	2.5	55.5	-0.5	55
04-30-18	75	-2.6	77.6	-6.6	71	50	3.5	46.5	-0.5	46	80	-2.1	82.1	-6.1	76	56	2.1	53.9	-1.9	52
04-29-18	69	-1.9	70.9	-0.9	70	44	0.7	43.3	-1.3	42	73	-4.6	77.6	-5.6	72	51	4.5	46.5	-1.5	45
04-28-18	74	-3.3	77.3	-6.3	71	45	-2.2	47.2	-2.2	45	68	-2.9	70.9	-1.9	69	44	0.7	43.3	-1.3	42
04-27-18	71	-1.2	72.2	-5.2	67	50	0.1	49.9	-5.9	44	74	-3.3	77.3	-7.3	70	45	-2.2	47.2	-4.2	43
04-26-18	65	5.9	59.1	-4.1	55	50	-0.1	50.1	-1.1	49	71	-1.2	72.2	-2.2	70	49	-0.9	49.9	-0.9	49
04-25-18	68	0.4	67.6	2.4	70	53	4.6	48.4	-0.4	48	65	5.9	59.1	1.9	61	50	-0.1	50.1	-0.1	50
04-24-18	68	0.1	67.9	-2.9	65	53	0.2	52.8	-4.8	48	69	1.4	67.6	1.4	69	52	3.6	48.4	-0.4	48
04-23-18	66	3.7	62.3	-0.3	62	54	-3.9	57.9	-4.9	53	68	0.1	67.9	1.1	69	53	0.2	52.8	-0.8	52
04-22-18	62	1.7	60.3	-2.3	58	54	-2.5	56.5	-1.5	55	67	4.7	62.3	10.7	73	54	-3.9	57.9	-4.9	53
04-21-18	71	-1.7	72.7	-5.7	67	52	-5.9	57.9	-9.9	48	63	2.7	60.3	-6.3	54	52	-4.5	56.5	-7.5	49
04-20-18	68	0.1	67.9	-6.9	61	46	4.7	41.3	-5.3	36	71	-1.7	72.7	-6.7	66	51	-6.9	57.9	-11.9	46
04-19-18	63	-5.2	68.2	1.8	70	40	3.2	36.8	6.2	43	69	1.1	67.9	0.1	68	44	2.7	41.3	-1.3	40
04-18-18	81	-3.4	84.4	-9.4	75	51	-10.1	61.1	-11.1	50	62	-6.2	68.2	-4.2	64	40	3.2	36.8	0.2	37
04-17-18	70	-4.9	74.9	-11.9	63	52	3.1	48.9	-3.9	45	80	-4.4	84.4	-6.4	78	53	-8.1	61.1	-3.1	58
04-16-18	53	3.4	49.6	2.4	52	38	5.8	32.2	-0.2	32	70	-4.9	74.9	-12.9	62	52	3.1	48.9	-5.9	43
04-15-18	64	-8.7	72.7	-11.7	61	39	1.3	37.7	2.3	40	54	4.4	49.6	1.4	51	39	6.8	32.2	-2.2	30
04-14-18	81	0.7	80.3	1.7	82	60	-1.2	61.2	5.8	67	63	-9.7	72.7	-1.7	71	41	3.3	37.7	7.3	45
04-13-18	78	-1.4	79.4	-1.4	78	59	-2.1	61.1	0.9	62	79	-1.3	80.3	-0.3	80	60	-1.2	61.2	3.8	65
04-12-18	76	-2.8	78.8	-4.8	74	51	2.3	48.7	3.3	52	78	-1.4	79.4	0.6	80	60	-1.1	61.1	0.9	62
Results	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS
# Succ	15				11	16				14	12				13	12				14
% Succ	50.0				36.7	53.3				46.7	41.4				44.8	41.4				48.3

Start: Days: Cols: Goal:
Ext Stats: Diff Cols: Hilite #s: Time: Show NWS

Updated: 05-28-19 at 3:00 pm

Goal	Forecast Day										Day +1
± 2.5° F	High					Low					High					Low
Date	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS
05-28-19	70				94	96				73	70				94	93				72
05-16-19	82	-7.9	89.9	-7.9	82	59	-8.1	67.1	-7.1	60	87				84	64				62
05-07-18	82	12.4	69.6	-15.6	54	56	-15.9	71.9	10.1	82	80	-9.9	89.9	-34.9	55	58	-9.1	67.1	15.9	83
05-06-18	78	-0.4	78.4	-26.4	52	57	-1.7	58.7	20.3	79	80	10.4	69.6	-18.6	51	56	-15.9	71.9	9.1	81
05-05-18	81	1.8	79.2	-22.2	57	57	-3.7	60.7	16.3	77	78	-0.4	78.4	-23.4	55	56	-2.7	58.7	21.3	80
05-04-18	62	-20.8	82.8	-24.8	58	81	19.0	62.0	21.0	83	59	-20.2	79.2	-21.2	58	80	19.3	60.7	19.3	80
05-03-18	85	0.1	84.9	-29.9	55	59	4.0	55.0	29.0	84	84	1.2	82.8	-23.8	59	63	1.0	62.0	20.0	82
05-02-18	84	-0.9	84.9	-29.9	55	59	3.5	55.5	27.5	83	85	0.1	84.9	-28.9	56	59	4.0	55.0	30.0	85
05-01-18	58	-24.1	82.1	-29.1	53	84	30.1	53.9	28.1	82	58	-26.9	84.9	-29.9	55	85	29.5	55.5	28.5	84
04-30-18	50	-27.6	77.6	-29.6	48	81	34.5	46.5	31.5	78	56	-26.1	82.1	-28.1	54	82	28.1	53.9	28.1	82
04-29-18	44	-26.9	70.9	-29.9	41	74	30.7	43.3	29.7	73	49	-28.6	77.6	-32.6	45	79	32.5	46.5	31.5	78
04-28-18	77	-0.3	77.3	-30.3	47	45	-1.8	46.8	23.2	70	68	-2.9	70.9	-26.9	44	44	0.7	43.3	30.7	74
04-27-18	49	-23.2	72.2	-28.2	44	74	24.2	49.8	20.2	70	46	-31.3	77.3	-33.3	44	67	20.2	46.8	21.2	68
04-26-18	51	-8.1	59.1	-9.1	50	70	20.1	49.9	20.1	70	49	-23.2	72.2	-24.2	48	73	23.2	49.8	21.2	71
04-25-18	68	0.4	67.6	-21.6	46	53	4.7	48.3	13.7	62	65	5.9	59.1	-8.1	51	51	1.1	49.9	16.1	66
04-24-18	53	-14.9	67.9	-11.9	56	69	16.2	52.8	19.2	72	52	-15.6	67.6	-14.6	53	66	17.7	48.3	18.7	67
04-23-18	54	-8.3	62.3	-7.3	55	69	11.1	57.9	11.1	69	53	-14.9	67.9	-15.9	52	70	17.2	52.8	13.2	66
04-22-18	62	1.7	60.3	-7.3	53	56	-0.5	56.5	7.5	64	68	5.7	62.3	-7.3	55	55	-2.9	57.9	14.1	72
04-21-18	53	-19.7	72.7	-20.7	52	63	6.9	56.1	0.9	57	53	-7.3	60.3	-5.3	55	63	6.5	56.5	2.5	59
04-20-18	43	-24.9	67.9	-28.9	39	72	30.7	41.3	25.7	67	51	-21.7	72.7	-24.7	48	64	7.9	56.1	1.9	58
04-19-18	63	-5.2	68.2	-32.2	36	39	2.5	36.5	29.5	66	70	2.1	67.9	-28.9	39	45	3.7	41.3	24.7	66
04-18-18	53	-31.4	84.4	-29.4	55	61	1.8	59.2	6.8	66	40	-28.2	68.2	-27.2	41	68	31.5	36.5	30.5	67
04-17-18	70	-4.9	74.9	-27.9	47	51	2.9	48.1	28.9	77	80	-4.4	84.4	-31.4	53	50	-9.2	59.2	4.8	64
04-16-18	52	2.4	49.6	-15.6	34	37	4.9	32.1	32.9	65	69	-5.9	74.9	-29.9	45	52	3.9	48.1	28.9	77
04-15-18	66	-6.7	72.7	-27.7	45	40	2.3	37.7	18.3	56	53	3.4	49.6	-9.6	40	41	8.9	32.1	35.9	68
04-14-18	81	0.7	80.3	-17.3	63	61	0.6	60.4	5.6	66	65	-7.7	72.7	-33.7	39	37	-0.7	37.7	13.3	51
04-13-18	78	-1.4	79.4	-20.4	59	61	0.5	60.5	10.5	71	81	0.7	80.3	-17.3	63	64	3.6	60.4	3.6	64
04-12-18	52	-26.8	78.8	-29.8	49	78	29.3	48.7	28.3	77	59	-20.4	79.4	-22.4	57	78	17.5	60.5	12.5	73
04-11-18	46	-23.4	69.4	-31.4	38	75	31.3	43.7	23.3	67	52	-26.8	78.8	-38.8	40	76	27.3	48.7	26.3	75
04-10-18	65	18.4	46.6	-8.6	38	42	-27.5	69.5	-2.5	67	69	-0.4	69.4	-29.4	40	46	2.3	43.7	30.3	74
04-09-18	60	-0.5	60.5	-21.5	39	46	-2.4	48.4	14.6	63	65	18.4	46.6	-10.6	36	41	-28.5	69.5	-2.5	67
Results	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS	NW	Diff	Act	Diff	WS
# Succ	11				0	9				2	6				0	5				3
% Succ	36.7				0.0	30.0				6.7	20.7				0.0	17.2				10.3

Start: Days: Cols: Goal:
Ext Stats: Diff Cols: Hilite #s: Time: Show NWS

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