Metric (Imperial)

Date	Time (edt)	Wind (kph)	Vis. (km)	Weather	Sky Cond.	Temperature (ºC)				Relative Humidity	Wind Chill (°C)	Heat Index (°C)	Pressure		Precipitation (cm)
						Air	Dwpt	6 hour					altimeter (cm)	sea level (mb)	1 hr	3 hr	6 hr
								Max.	Min.
28	16:15	Calm	16.09	Mostly Cloudy	SCT070 BKN080 BKN110	26	10.7			38%		26	76.07	0.0
28	15:55	W 6	16.09	Mostly Cloudy	BKN070 BKN080	25.4	10.8			40%		26	76.1	0.0
28	15:35	Calm	16.09	Partly Cloudy	SCT070 SCT085 SCT100	25.9	11.7			41%		26	76.12	0.0
28	15:15	NW 7	16.09	Partly Cloudy	SCT100	26.7	9.3			33%		26	76.12	0.0
28	14:55	W 15	16.09	Partly Cloudy	SCT090 SCT110	26.8	9.2			33%		26	76.12	0.0
28	14:15	SW 6	16.09	Mostly Cloudy	BKN065 BKN085	25.9	8.5			33%		26	76.12	0.0
28	13:55	S 6	16.09	Mostly Cloudy	SCT075 BKN085	26.1	9.8	26.2	18	36%		26	76.15	0.0
28	13:35	W 7	16.09	Mostly Cloudy	SCT060 BKN070	26.1	10.3			37%		26	76.12	0.0
28	13:15	S 7	16.09	Mostly Cloudy	SCT060 BKN070 BKN090	25.5	10			38%		26	76.12	0.0
28	12:55	Calm	16.09	Mostly Cloudy	SCT065 BKN070 BKN090	25	10.1			39%		26	76.12	0.0
28	12:35	Calm	16.09	Partly Cloudy	SCT055 SCT065	25.1	10.3			39%		26	76.15	0.0
28	12:15	W 7	16.09	Partly Cloudy	SCT055 SCT065	24.7	11.4			43%		26	76.15	0.0
28	11:55	W 6	16.09	Fair	CLR	24.8	10.7			41%		26	76.15	0.0
28	11:35	N 7	16.09	Partly Cloudy	SCT050	24.1	10.6			43%		25	76.15	0.0
28	11:15	W 13	16.09	Partly Cloudy	SCT050	24.6	11.4			44%		26	76.17	0.0
28	10:55	NW 9	16.09	Fair	CLR	24	11.1			44%		25	76.15	0.0
28	10:35	NW 15	16.09	Fair	CLR	22.9	11			47%			76.15	0.0
28	10:15	N 11	16.09	Fair	CLR	23.5	12.8			51%			76.15	0.0
28	09:55	NW 17	16.09	Fair	CLR	23.1	13			53%			76.15	0.0
28	09:35	N 15	16.09	Fair	CLR	22.6	13.2			55%			76.15	0.0
28	09:15	N 15	16.09	Fair	CLR	22.5	14			59%			76.15	0.0
28	08:55	N 7	16.09	Partly Cloudy	SCT100	21.9	15.4			67%			76.15	0.0
28	08:35	N 7	16.09	Partly Cloudy	SCT100	21.1	15.3			70%			76.15	0.0
28	08:15	Calm	16.09	Mostly Cloudy	BKN110	18.9	17.1			89%			76.15	0.0
28	07:55	Calm	16.09	Overcast	OVC110	17.9	16.5	17.9	14.2	92%			76.12	0.0
28	07:35	Calm	16.09	Mostly Cloudy	BKN110	16.5	15.2			92%			76.12	0.0
28	07:15	Calm	16.09	Partly Cloudy	SCT090	15.7	14.4			92%			76.1	0.0
28	06:55	Calm	16.09	Mostly Cloudy	BKN090	15.3	14			92%			76.07	0.0
28	06:35	NW 6	16.09	Mostly Cloudy	BKN090 BKN100	15	13.6			91%			76.07	0.0
28	06:15	Calm	16.09	Overcast	OVC090	14.8	13.5			92%			76.07	0.0
28	05:55	Calm	16.09	Overcast	BKN090 OVC110	14.7	13.4			92%			76.07	0.0
28	05:35	Calm	16.09	Mostly Cloudy	BKN100	14.2	13			93%			76.05	0.0
28	05:15	Calm	16.09	Partly Cloudy	SCT100	14.5	13.1			91%			76.02	0.0
28	04:55	Calm	8.05	Fog/Mist	SCT080	14.5	13.2			92%			76.02	0.0
28	04:35	Calm	8.05	Fog/Mist	SCT070	15	13.6			91%			76.02	0.0
28	04:15	Calm	4.83	Fog/Mist	SCT070	15.2	13.9			92%			76	0.0
28	03:55	Calm	6.44	Fog/Mist	CLR	15.2	13.9			92%			75.97	0.0
28	03:35	Calm	11.27	Partly Cloudy	SCT080	15.3	14			92%			75.97	0.0
28	03:15	Calm	16.09	Fair	CLR	15.6	14.2			91%			75.97	0.0
28	02:55	Calm	16.09	Partly Cloudy	SCT090	16	14.5			91%			75.97	0.0
28	02:35	Calm	16.09	Fair	CLR	15.9	14.6			92%			75.97	0.0
28	02:15	Calm	16.09	Fair	CLR	16.8	15.5			92%			75.97	0.0
28	01:55	Calm	16.09	Fair	CLR	16.6	15.2	25	16.2	92%			76	0.0
28	01:35	Calm	11.27	Fair	CLR	16.2	14.9			92%			76	0.0
28	01:15	Calm	6.44	Fog/Mist	CLR	16.5	15.1			92%			76	0.0
28	00:55	Calm	11.27	Fair	CLR	17	15.6			92%			76	0.0
28	00:35	Calm	16.09	Fair	CLR	17.3	16			92%			76	0.0
28	00:15	Calm	16.09	Fair	CLR	18	16.6			92%			76	0.0
27	23:55	Calm	16.09	Fair	CLR	17.4	16			92%			76	0.0
27	23:35	Calm	16.09	Mostly Cloudy	SCT065 BKN085	18.4	16.9			91%			76	0.0
27	23:15	Calm	16.09	Overcast	SCT065 OVC095	18.3	17			92%			75.97	0.0
27	22:55	Calm	16.09	Mostly Cloudy	BKN095	18.8	17.4			92%			75.97	0.0
27	22:35	Calm	16.09	Fair	CLR	18.6	17.2			92%			75.95	0.0
27	22:15	Calm	16.09	Fair	CLR	19.2	17.2			88%			75.92	0.0
27	21:55	Calm	16.09	Fair	CLR	20	16.9			82%			75.92	0.0
27	21:35	Calm	16.09	Fair	CLR	20.3	18.2			88%			75.9	0.0
27	21:15	SW 6	16.09	Fair	CLR	21.9	17.3			75%			75.87	0.0
27	20:55	W 6	16.09	Fair	CLR	21.4	18.8			85%			75.84	0.0
27	20:35	SW 6	16.09	Fair	CLR	22.2	18.7			81%			75.84	0.0
27	20:15	SW 6	16.09	Fair	CLR	23.4	18.6			75%			75.82	0.0
27	19:55	Calm	16.09	Fair	CLR	25.1	18	28.2	25.1	65%		26	75.79	0.0
27	19:35	W 9	16.09	Fair	CLR	25.8	17.6			61%		27	75.77	0.0
27	19:15	SW 9	16.09	Fair	CLR	26.2	17.2			58%		27	75.77	0.0
27	18:55	SW 17	16.09	Partly Cloudy	SCT080	26.7	17.1			56%		27	75.77	0.0
27	18:35	SW 13 G 26	16.09	Partly Cloudy	SCT065 SCT080	26.8	16.8			54%		27	75.74	0.0
27	18:15	SW 15 G 28	16.09	Partly Cloudy	SCT065	26.7	16.6			54%		27	75.74	0.0
27	17:55	SW 17	16.09	Partly Cloudy	SCT050	27.7	17.1			52%		28	75.72	0.0
27	17:35	S 17	16.09	Partly Cloudy	SCT050 SCT070	27.6	16.7			51%		28	75.72	0.0
27	17:15	SW 13	16.09	Partly Cloudy	SCT050 SCT070	26.8	16.1			52%		27	75.69	0.0
27	16:55	SW 17 G 28	16.09	Fair	CLR	28	15.7			47%		28	75.69	0.0
27	16:35	SW 13 G 30	16.09	Fair	CLR	27.8	15.5			47%		28	75.69	0.0
27	16:15	SW 24 G 33	16.09	Fair	CLR	28	15.8			47%		28	75.69	0.0
27	15:55	SW 15	16.09	Fair	CLR	27.9	15.2			46%		28	75.69	0.0
27	15:35	SW 19 G 31	16.09	Fair	CLR	27.7	15			46%		28	75.69	0.0
27	15:15	W 17 G 30	16.09	Fair	CLR	27.5	15.9			49%		28	75.69	0.0
27	14:55	SW 22 G 33	16.09	Fair	CLR	27	15.3			49%		27	75.67	0.0
27	14:35	SW 22 G 43	16.09	Fair	CLR	26.6	14.8			48%		27	75.67	0.0
27	14:15	SW 28 G 46	16.09	Fair	CLR	26.3	14.9			50%		27	75.69	0.0
27	13:55	W 19 G 37	16.09	NULL	NULL	25.6	15.7			54%		26	75.69	0.0
27	13:35	W 13 G 43	16.09	Fair	CLR	24.6	16.3			60%		26	75.69	0.0
27	13:15	W 13 G 30	16.09	Partly Cloudy	SCT031 SCT036	24.6	17			63%		26	75.72	0.0
27	12:55	SW 19 G 28	16.09	Partly Cloudy	SCT028 SCT036	24.1	16.7			63%		25	75.77	0.0
27	12:35	SW 11	16.09	Fair	CLR	23.8	17			66%			75.77	0.0
27	12:15	SW 17 G 26	16.09	Fair	CLR	23.4	17.6			70%			75.82	0.0
27	11:55	SW 9	16.09	Partly Cloudy	SCT011 SCT034 SCT047	22.5	18.2			77%			75.84	0.0
27	11:35	SW 11	16.09	Light Rain	BKN011 SCT049 BKN100	22.1	19.1			83%			75.87	0.0
27	11:15	W 11	16.09	Mostly Cloudy	BKN009 BKN016 BKN100	21.4	19			86%			75.87	0.0
27	10:55	SW 7	16.09	Overcast	BKN009 OVC100	21.2	19.5			90%			75.82	0.0		0.1
27	10:35	S 11	16.09	Light Rain	BKN007 BKN090 BKN110	21	19.5			91%			75.79	0.0
27	10:15	S 9	16.09	Mostly Cloudy	SCT007 BKN014 BKN023	20.4	19.1			92%			75.84	0.0
27	09:55	S 6	16.09	Overcast	BKN014 OVC023	19.5	18			91%			75.87	0.0	0.05
27	09:35	Calm	11.27	Light Drizzle	SCT020 BKN029 OVC080	18.9	17.5			92%			75.92	0.0	0.05
27	09:15	Calm	8.05	Light Rain	SCT015 BKN090 OVC110	18.3	16.9			92%			75.9	0.0	0.03
27	08:55	Calm	11.27	Rain	BKN011 BKN060 OVC070	18.1	16.7			92%			75.9	0.0	0.05
27	08:35	Calm	16.09	Light Rain	OVC009	18	16.6			92%			75.92	0.0
27	08:15	Calm	16.09	Overcast	OVC009	17.9	16.5			92%			75.9	0.0
27	07:55	Calm	8.05	Fog/Mist	SCT002 OVC009	17.6	16.2	17.6	16.6	92%			75.9	0.0
27	07:35	Calm	8.05	Fog/Mist	SCT002 OVC011	17.4	16			92%			75.9	0.0
27	07:15	Calm	11.27	Overcast	BKN002 OVC013	17.3	16			92%			75.9	0.0
27	06:55	NW 7	11.27	Overcast	OVC002	17.2	15.8			92%			75.92	0.0
27	06:35	Calm	8.05	Fog/Mist	OVC002	17	15.6			92%			75.9	0.0
27	06:15	Calm	11.27	Overcast	OVC002	17	15.6			92%			75.87	0.0
27	05:55	NW 6	2.82	Fog/Mist	OVC002	17	15.5			91%			75.87	0.0
27	05:35	Calm	8.05	Fog/Mist	OVC002	17.1	15.7			92%			75.84	0.0
27	05:15	Calm	4.83	Fog/Mist	OVC002	17	15.7			92%			75.82	0.0
27	04:55	Calm	6.44	Fog/Mist	OVC002	17.2	15.8			92%			75.84	0.0
27	04:35	Calm	6.44	Fog/Mist	OVC002	17	15.6			92%			75.84	0.0
27	04:15	Calm	11.27	Overcast	OVC002	17	15.6			92%			75.87	0.0
27	03:55	Calm	4.02	Fog/Mist	OVC002	17	15.7			92%			75.87	0.0
27	03:35	Calm	1.61	Fog/Mist	OVC002	17	15.5			91%			75.9	0.0
27	03:15	Calm	0.80	Fog	OVC002	17	15.5			91%			75.95	0.0
27	02:55	Calm	0.80	Fog	OVC002	16.9	15.5			92%			75.95	0.0
27	02:35	Calm	0.40	Fog	OVC002	16.6	15.2			92%			75.95	0.0
27	02:15	Calm	0.80	Fog	OVC002	16.6	15.3			92%			75.95	0.0
27	01:55	Calm	8.05	Fog/Mist	BKN004	17.1	15.7	22.1	17.1	92%			75.95	0.0			0.99
27	01:35	Calm	11.27	Mostly Cloudy	BKN004	17.2	15.8			92%			75.97	0.0
27	01:15	Calm	11.27	Overcast	OVC004	17.3	16			92%			76	0.0
27	00:55	Calm	16.09	Overcast	OVC004	17.5	16			91%			76	0.0
27	00:35	Calm	16.09	Overcast	OVC004	17.3	16			92%			76.02	0.0
27	00:15	Calm	16.09	Overcast	OVC004	17.5	16.1			92%			76.02	0.0
26	23:55	Calm	16.09	Overcast	OVC004	17.6	16.2			92%			76.02	0.0
26	23:35	Calm	16.09	Mostly Cloudy	BKN004	17.5	16.1			92%			76.05	0.0
26	23:15	Calm	16.09	Partly Cloudy	SCT004	17.5	16.1			92%			76.02	0.0
26	22:55	SW 6	16.09	Fair	CLR	17.5	16.1			92%			76	0.0	0.03	0.99
26	22:35	Calm	16.09	Fair	CLR	17.5	16.1			92%			76	0.0	0.03
26	22:15	Calm	16.09	Fair	CLR	17.7	16.3			92%			75.97	0.0
26	21:55	NE 11	16.09	Fair	CLR	17.9	16.4			91%			75.92	0.0	0.38
26	21:35	NE 17	16.09	Light Rain	SCT085 BKN110	17.8	16.5			92%			75.95	0.0	0.38
26	21:15	N 9	11.27	Heavy Rain	SCT032 BKN080 OVC100	18	16.4			90%			76.15	0.0	0.25
26	20:55	SW 9 G 26	11.27	Heavy Rain	SCT032 OVC046	18.6	16.5			88%			76.23	0.0	0.56
26	20:35	NW 11	16.09	Light Rain	SCT029 BKN046 OVC060	18.9	16.5			86%			76.12	0.0	0.48
26	20:15	N 22 G 33	4.83	Heavy Rain	SCT029 BKN047 OVC110	18.9	16.1			84%			76.15	0.0	0.46
26	19:55	N 19	16.09	Rain	SCT060 BKN080 OVC110	22.4	15	30	22.4	63%			76.1	0.0
26	19:35	NW 17	16.09	Light Rain	SCT060 SCT090	24.5	14.3			53%		26	76.07	0.0
26	19:15	N 9	16.09	Mostly Cloudy	BKN100 BKN120	26.1	18.8			64%		27	76	0.0
26	18:55	Calm	16.09	Mostly Cloudy	BKN110	26.7	17.9			59%		28	75.95	0.0
26	18:35	Calm	16.09	Fair	CLR	27.3	17.7			56%		28	75.97	0.0
26	18:15	W 6	16.09	Fair	CLR	27.8	17.1			52%		28	75.97	0.0
26	17:55	SW 11	16.09	Fair	CLR	28.4	16.7			49%		29	75.92	0.0
26	17:35	SW 9	16.09	Fair	CLR	29	17.1			49%		29	75.95	0.0
26	17:15	SW 11	16.09	Fair	CLR	29.2	16.7			47%		30	75.92	0.0
26	16:55	SW 7	16.09	Partly Cloudy	SCT050	29.2	16.7			47%		30	75.92	0.0
26	16:35	SW 9	16.09	Mostly Cloudy	SCT050 BKN065 BKN075	29.8	17.3			47%		30	75.92	0.0
26	16:15	SW 6	16.09	Mostly Cloudy	SCT050 BKN070 BKN080	29	16.8			48%		29	75.95	0.0
26	15:55	SW 9	16.09	Mostly Cloudy	BKN050	29.5	16.6			46%		30	75.92	0.0
26	15:35	S 11	16.09	Mostly Cloudy	BKN050 BKN070	29.3	16.3			45%		29	75.92	0.0
26	15:15	S 7	16.09	Partly Cloudy	SCT048 SCT070	29.1	16.6			47%		29	75.95	0.0
26	14:55	SW 11	16.09	Partly Cloudy	SCT046	29.9	17.4			47%		30	75.95	0.0
26	14:35	S 11	16.09	Partly Cloudy	SCT046	29.4	17			47%		30	75.97	0.0
26	14:15	SW 11	16.09	Partly Cloudy	SCT046	29.4	16.3			45%		30	76.02	0.0
26	13:55	W 11	16.09	Fair	CLR	29.4	15.8	29.6	18	44%		29	76.05	0.0
26	13:35	SW 7	16.09	Fair	CLR	29.3	16.7			47%		30	76.07	0.0
26	13:15	SW 11	16.09	Partly Cloudy	SCT044	28.8	15.7			45%		29	76.07	0.0
26	12:55	Calm	16.09	Partly Cloudy	SCT044	28.1	15.2			45%		28	76.07	0.0
26	12:35	Calm	16.09	Partly Cloudy	SCT044	28.2	16.4			49%		29	76.1	0.0
26	12:15	S 7	16.09	Partly Cloudy	SCT044	28.3	16.2			48%		29	76.1	0.0
26	11:55	Calm	16.09	Fair	CLR	28	16.2			49%		28	76.1	0.0
26	11:35	Calm	16.09	Fair	CLR	27.5	15.8			49%		28	76.1	0.0
26	11:15	Calm	16.09	Fair	CLR	27.2	16.8			53%		28	76.1	0.0
26	10:55	Calm	16.09	Fair	CLR	27.2	16.1			51%		28	76.1	0.0
26	10:35	Calm	16.09	Fair	CLR	26.2	17.6			59%		27	76.07	0.0
26	10:15	Calm	16.09	Fair	CLR	26.1	17.5			59%		27	76.07	0.0
26	09:55	Calm	16.09	Fair	CLR	25.1	18.6			67%		26	76.07	0.0
26	09:35	Calm	16.09	Fair	CLR	23.9	18.6			72%		25	76.05	0.0
26	09:15	Calm	16.09	Fair	CLR	23.3	18.9			76%			76.07	0.0
26	08:55	Calm	16.09	Fair	CLR	22.1	18.5			80%			76.02	0.0
26	08:35	NW 7	16.09	Fair	CLR	20.6	18.6			88%			76.05	0.0
26	08:15	NW 6	16.09	Fair	CLR	19.6	18.2			92%			76.1	0.0
26	07:55	Calm	16.09	Fair	CLR	17.9	16.5	17.9	14.5	92%			76.07	0.0
26	07:35	Calm	16.09	Fair	CLR	16.6	15.1			91%			76.07	0.0
26	07:15	Calm	16.09	Fair	CLR	15.4	14.1			92%			76.07	0.0
26	06:55	Calm	16.09	Fair	CLR	15.1	13.7			91%			76.07	0.0
26	06:35	Calm	6.44	Fog/Mist	CLR	14.6	13.3			92%			76.02	0.0
26	06:15	Calm	11.27	Fair	CLR	14.9	13.5			91%			76.02	0.0
26	05:55	Calm	6.44	Fog/Mist	CLR	14.9	13.6			92%			76.05	0.0
26	05:35	Calm	16.09	Fair	CLR	15	13.7			92%			76.02	0.0
26	05:15	Calm	11.27	Fair	CLR	14.8	13.5			92%			76.02	0.0
26	04:55	Calm	2.41	Fog/Mist	VV007	15.3	14			92%			76	0.0
26	04:35	Calm	11.27	Fair	CLR	15.6	14.2			91%			76	0.0
26	04:15	Calm	11.27	Fair	CLR	15.9	14.5			91%			76.02	0.0
26	03:55	Calm	16.09	Fair	CLR	15.6	14.2			91%			76.02	0.0
26	03:35	Calm	16.09	Fair	CLR	15.6	14.3			92%			76.02	0.0
26	03:15	Calm	2.01	Fog/Mist	VV007	16.6	15.2			92%			76.02	0.0
26	02:55	Calm	4.83	Fog/Mist	CLR	16.5	15.1			92%			76.02	0.0
26	02:35	Calm	2.82	Fog/Mist	VV007	16.5	15.1			92%			76	0.0
26	02:15	Calm	4.83	Fog/Mist	CLR	16.7	15.3			92%			76.02	0.0
26	01:55	Calm	16.09	Fair	CLR	17	15.6	23.6	16.9	92%			76.02	0.0
26	01:35	Calm	11.27	Fair	CLR	17	15.6			92%			76.02	0.0
26	01:15	Calm	1.21	Fog/Mist	VV005	17.7	16.3			92%			76.02	0.0
26	00:55	Calm	16.09	Fair	CLR	17.5	16.1			92%			76.02	0.0
26	00:35	Calm	3.22	Fog/Mist	SCT002	17.6	16.2			92%			76.02	0.0
26	00:15	Calm	11.27	Fair	CLR	18.3	16.8			91%			76.07	0.0
25	23:55	Calm	16.09	Fair	CLR	18.2	16.8			92%			76.07	0.0
25	23:35	Calm	6.44	Fog/Mist	CLR	18.3	17			92%			76.07	0.0
25	23:15	Calm	11.27	Fair	CLR	18.7	17.3			92%			76.07	0.0
25	22:55	Calm	3.22	Fog/Mist	CLR	18.9	17.5			92%			76.07	0.0
25	22:35	Calm	2.41	Fog/Mist	VV007	19	17.6			92%			76.07	0.0
25	22:15	Calm	11.27	Fair	CLR	19.5	18			91%			76.05	0.0
25	21:55	Calm	16.09	Fair	CLR	20	18.6			92%			76.02	0.0
25	21:35	Calm	16.09	Fair	CLR	20.4	19			92%			76	0.0
25	21:15	Calm	16.09	Fair	CLR	21	19.4			91%			75.97	0.0
25	20:55	Calm	16.09	Fair	CLR	21.5	19.6			89%			75.97	0.0
25	20:35	Calm	16.09	Fair	CLR	22.2	20			87%			75.95	0.0
25	20:15	Calm	16.09	Fair	CLR	23.3	19.4			79%			75.95	0.0
25	19:55	Calm	16.09	Fair	CLR	23.8	19.5	28.8	23.8	77%			75.92	0.0
25	19:35	Calm	16.09	Fair	CLR	24	19			74%		25	75.92	0.0
25	19:15	Calm	16.09	Fair	CLR	24.4	18.8			71%		25	75.9	0.0
25	18:55	Calm	16.09	Fair	CLR	24.5	18.7			70%		25	75.9	0.0
25	18:35	N 7	16.09	Partly Cloudy	SCT120	25.6	16.9			59%		26	75.9	0.0
25	18:15	W 7	16.09	Partly Cloudy	SCT110	26.1	16.6			56%		27	75.9	0.0
25	17:55	W 13	16.09	Partly Cloudy	SCT100	26.8	17.3			56%		28	75.9	0.0
25	17:35	W 15	16.09	Fair	CLR	26.9	17			55%		28	75.9	0.0
25	17:15	W 11	16.09	Fair	CLR	27.7	15.4			47%		28	75.9	0.0
25	16:55	SW 6	16.09	Partly Cloudy	SCT033 SCT048 SCT065	27.4	16.4			51%		28	75.92	0.0
Date	Time (edt)	Wind (kph)	Vis. (km)	Weather	Sky Cond.	Air	Dwpt	Max.	Min.	Relative Humidity	Wind Chill (°C)	Heat Index (°C)	altimeter (cm)	sea level (mb)	1 hr	3 hr	6 hr
								6 hour
						Temperature (ºC)							Pressure		Precipitation (cm)