Final List of Space Wx Metrics

	A	B	C	D	E	F	G	H	I	J	K	L
1	FIELD	LEVEL	DETERMNISTIC METRIC	ENSEMBLE METRIC	PROBABILISTIC METRIC	TEMPORAL ATTRIBUTE	NOTABLE THRESHOLDS	REGION	VERIFICATION APPROACH	VALIDATION SOURCE	CLIMATOLOGY SOURCE	COMMENTS

2	TIER 1
3	Electron Density	F-Region	RMSE, MAE, ME	-	-	10 min	-	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	Langmuir probe/particle detector, Ionosondes, GNSS	reference model
4	TEC	Integrated	RMSE, MAE, ME, and ETS, FBias	-	-	10 min	125, 175	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	GNSS	reference model
5	Solar Wind (Vp)	F-Region	RMSE, MAE, ME	-	-	10 min	2; 500, 1000	Global, Polar	grid-to-obs	Particle detector, Satellite at L1, ACE, DSCOVR	reference model
6	TIER 2
7	O/N2 Ratio	Column Integrated	RMSE, MAE, ME	-	-	10 min	10%	Global, and Tropics+ Mid-Latitudes+Poles	grid-to-grid, grid-to-obs	GOLD and GUVI satellite; Airglow Emissions; Mass Spectrometry	reference model
8	f0F2	at peak plasma density - coupled with height	RMSE, MAE, ME	-	-	10 min, hourly	<10%, 30%, 50% monthly	Global, and Tropics+ Mid-Latitudes+Poles	grid-to-obs	Ionosondes, GNSS	reference model
9	Plasma Drift	F-Region	RMSE, MAE, ME	-	-	10 min	-	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	Particle Detector, High Rate GNSS, Ionosondes - Mihail	reference model
10	Proton Density	F-Region	RMSE, MAE, ME	-	-	10 min	-	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	Particle Detector	reference model
11	TIER 3
12	IMF-Bz	F-Region	RMSE, MAE, ME	-	-	10 min	-5, -10 to -100 by 30	Global, Polar	grid-to-grid, grid-to-obs	Magnetometer, Satellite at L1, EUV imaging, ACE, DSCOVR	reference model
13	Kp Index	F-Region	ETS, FBias, HSS	RPSS, Rank Histograms	Reliability Diagram, BSS and decomposition	hourly	0.5, 4, 7 ,8.66,9;	Global, Polar	grid-to-grid, grid-to-obs	NOAA SWPC obs, Global magnetometer	reference model
14	Electron Energy Flux	integrated value	RMSE, MAE, ME	-	-	1 min	<10%	Global, and Tropics+ Mid-Latitudes+Poles	grid-to-grid, grid-to-obs	Mass spectrometer, Auroral imaging FUV/EUV	reference model
15	F10.7	F-Region	RMSE, MAE, ME	-	-	daily	10, 100,400	Global, Polar	grid-to-obs	NOAA SWPC obs, 10cm radio receiver, ground-based measurements, solar EUV from GOES	reference model
16	TIER 4
17	U/V Winds	250km	RMSE, MAE, ME	-	-	10 min	-	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	Meteor Radar, FPI	reference model
18	U/V Winds	80km	RMSE, MAE, ME	-	-	10 min	-	Global, Tropics+Mid-Lat+Poles - tie	grid-to-obs	Meteor Radar, FPI	reference model
19	SYM-H and Dst	F-Region	RMSE, MAE, ME	-	-	10 min	-	Global, Polar	grid-to-grid, grid-to-obs	Magnometer	reference model
20	Aurora Boundary	integrated value	RMSE, MAE, ME	CRPSS, Spread Skill, Rank Histograms	Reliability Diagram, BSS and decomposition	1 min	60deg, 30deg	Global, and Tropics+ Mid-Latitudes+Poles	grid-to-obs but would need to be gridded	Ground-based Auroral Imager; Iridium satellies Magnetic field measurements; Particle Detectors	reference model
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