IEM :: Observation History

20 July 2026 Observation History, [OPN] THOMASTON, timezone: America/New_York

Time	Wind (mph)	Vis. (mi.)	Sky Cond. (100s ft)	Present Wx	Temperature (ºF)					Relative Humidity	Pressure		Precipitation (in.)
					Air	Dwpt	Feels Like	6 hour			altimeter (in.)	sea level (mb)	1 hr	3 hr	6 hr
					Air	Dwpt	Feels Like	Max.	Min.		altimeter (in.)	sea level (mb)	1 hr	3 hr	6 hr
12:15 AM	Calm	10	CLR		73	73	73			100	29.99		0.00	M	M
KOPN 200415Z AUTO 00000KT 10SM CLR 23/23 A2999 RMK AO2
12:35 AM	N 3	10	CLR		73	73	73			100	29.98		0.00	M	M
KOPN 200435Z AUTO 01003KT 10SM CLR 23/23 A2998 RMK AO2 LTG DSNT S
12:55 AM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 200455Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2
1:15 AM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 200515Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2
1:35 AM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 200535Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2
1:55 AM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 200555Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2
2:15 AM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 200615Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2 LTG DSNT S
2:35 AM	Calm	10	CLR		73	73	73			100	29.99		0.00	M	M
KOPN 200635Z AUTO 00000KT 10SM CLR 23/23 A2999 RMK AO2
2:55 AM	Calm	10	CLR		73	73	73			100	29.99		0.00	M	M
KOPN 200655Z AUTO 00000KT 10SM CLR 23/23 A2999 RMK AO2
3:15 AM	Calm	10	CLR		73	72	73			94	29.99		0.00	M	M
KOPN 200715Z AUTO 00000KT 10SM CLR 23/22 A2999 RMK AO2
3:35 AM	Calm	10	CLR		73	72	73			94	29.99		0.00	M	M
KOPN 200735Z AUTO 00000KT 10SM CLR 23/22 A2999 RMK AO2
3:55 AM	Calm	7	CLR		72	72	72			100	29.99		0.00	M	M
KOPN 200755Z AUTO 00000KT 7SM CLR 22/22 A2999 RMK AO2
4:15 AM	Calm	7	SCT050		72	72	72			100	29.98		0.00	M	M
KOPN 200815Z AUTO 00000KT 7SM SCT050 22/22 A2998 RMK AO2
4:35 AM	Calm	7	CLR		72	72	72			100	29.98		0.00	M	M
KOPN 200835Z AUTO 00000KT 7SM CLR 22/22 A2998 RMK AO2
4:55 AM	Calm	10	CLR		72	72	72			100	29.99		0.00	M	M
KOPN 200855Z AUTO 00000KT 10SM CLR 22/22 A2999 RMK AO2
5:15 AM	Calm	7	CLR		72	72	72			100	29.98		0.00	M	M
KOPN 200915Z AUTO 00000KT 7SM CLR 22/22 A2998 RMK AO2
5:35 AM	Calm	10	CLR		72	72	72			100	29.98		0.00	M	M
KOPN 200935Z AUTO 00000KT 10SM CLR 22/22 A2998 RMK AO2
5:55 AM	Calm	7	CLR		72	72	72			100	29.98		0.00	M	M
KOPN 200955Z AUTO 00000KT 7SM CLR 22/22 A2998 RMK AO2
6:15 AM	Calm	7	CLR		72	72	72			100	29.98		0.00	M	M
KOPN 201015Z AUTO 00000KT 7SM CLR 22/22 A2998 RMK AO2
6:35 AM	Calm	7	CLR		72	72	72			100	29.99		0.00	M	M
KOPN 201035Z AUTO 00000KT 7SM CLR 22/22 A2999 RMK AO2
6:55 AM	Calm	5	CLR	BR	72	72	72			100	29.99		0.00	M	M
KOPN 201055Z AUTO 00000KT 5SM BR CLR 22/22 A2999 RMK AO2
7:15 AM	Calm	7	CLR		72	72	72			100	29.99		0.00	M	M
KOPN 201115Z AUTO 00000KT 7SM CLR 22/22 A2999 RMK AO2
7:35 AM	Calm	10	CLR		73	72	73			94	30		0.00	M	M
KOPN 201135Z AUTO 00000KT 10SM CLR 23/22 A3000 RMK AO2
7:55 AM	Calm	10	CLR		73	73	73			100	30		0.00	M	M
KOPN 201155Z AUTO 00000KT 10SM CLR 23/23 A3000 RMK AO2
8:15 AM	Calm	10	CLR		75	73	75			94	30		0.00	M	M
KOPN 201215Z AUTO 00000KT 10SM CLR 24/23 A3000 RMK AO2
8:35 AM	Calm	10	CLR		77	75	77			94	30.01		0.00	M	M
KOPN 201235Z AUTO 00000KT 10SM CLR 25/24 A3001 RMK AO2
8:55 AM	Calm	10	CLR		79	73	79			84	30.01		0.00	M	M
KOPN 201255Z AUTO 00000KT 10SM CLR 26/23 A3001 RMK AO2
9:15 AM	Calm	10	CLR		81	73	85			79	30.01		0.00	M	M
KOPN 201315Z AUTO 00000KT 10SM CLR 27/23 A3001 RMK AO2
9:35 AM	Calm	10	CLR		82	72	87			70	30.02		0.00	M	M
KOPN 201335Z AUTO 00000KT 10SM CLR 28/22 A3002 RMK AO2
9:55 AM	Calm	10	CLR		82	72	87			70	30.02		0.00	M	M
KOPN 201355Z AUTO 00000KT 10SM CLR 28/22 A3002 RMK AO2
10:15 AM	Calm	10	CLR		84	72	90			66	30.02		0.00	M	M
KOPN 201415Z AUTO 00000KT 10SM CLR 29/22 A3002 RMK AO2
10:35 AM	Calm	10	CLR		86	72	92			62	30.02		0.00	M	M
KOPN 201435Z AUTO 00000KT 10SM CLR 30/22 A3002 RMK AO2 LTG DSNT S
10:55 AM	SSW 3	10	CLR		86	72	92			62	30.02		0.00	M	M
KOPN 201455Z AUTO 19003KT 10SM CLR 30/22 A3002 RMK AO2
11:15 AM	Calm	10	CLR		86	70	91			59	30.02		0.00	M	M
KOPN 201515Z AUTO 00000KT 10SM CLR 30/21 A3002 RMK AO2
11:35 AM	SSE 5	10	CLR		86	70	91			59	30.02		0.00	M	M
KOPN 201535Z AUTO 15004KT 10SM CLR 30/21 A3002 RMK AO2
11:55 AM	SW 5	10	CLR		86	72	92			62	30.02		0.00	M	M
KOPN 201555Z AUTO 23004KT 10SM CLR 30/22 A3002 RMK AO2
12:15 PM	ESE 3	10	CLR		88	72	94			59	30.01		0.00	M	M
KOPN 201615Z AUTO 12003KT 10SM CLR 31/22 A3001 RMK AO2
12:35 PM	SSE 6	10	SCT040 SCT047		88	73	96			62	30.01		0.00	M	M
KOPN 201635Z AUTO 15005KT 10SM SCT040 SCT047 31/23 A3001 RMK AO2
12:55 PM	Calm	10	BKN044		86	70	91			59	30.01		0.00	M	M
KOPN 201655Z AUTO 00000KT 10SM BKN044 30/21 A3001 RMK AO2
1:15 PM	SE 3	10	BKN042 BKN047		88	70	93			55	30.01		0.00	M	M
KOPN 201715Z AUTO 14003KT 10SM BKN042 BKN047 31/21 A3001 RMK AO2 LTG DSNT S
1:35 PM	SSW 5	10	SCT044		90	70	95			52	30		0.00	M	M
KOPN 201735Z AUTO 21004KT 10SM SCT044 32/21 A3000 RMK AO2
1:55 PM	ENE 3	10	SCT047 SCT050		88	70	93			55	30		0.00	M	M
KOPN 201755Z AUTO 06003KT 10SM SCT047 SCT050 31/21 A3000 RMK AO2
2:15 PM	S 7	10	SCT046 SCT050		90	72	96			56	29.99		0.00	M	M
KOPN 201815Z AUTO 18006KT 10SM SCT046 SCT050 32/22 A2999 RMK AO2 LTG DSNT S
2:35 PM	SSE 5	10	SCT050 BKN070 BKN080		88	70	93			55	29.98		0.00	M	M
KOPN 201835Z AUTO 16004KT 10SM SCT050 BKN070 BKN080 31/21 A2998 RMK AO2 LTG DSNT S
2:55 PM	ESE 5	10	SCT043 SCT050 BKN075		88	70	93			55	29.98		0.00	M	M
KOPN 201855Z AUTO 12004KT 10SM SCT043 SCT050 BKN075 31/21 A2998 RMK AO2
3:15 PM	SSW 3	10	SCT050 SCT075 SCT085		90	72	96			56	29.97		0.00	M	M
KOPN 201915Z AUTO 20003KT 10SM SCT050 SCT075 SCT085 32/22 A2997 RMK AO2 LTG DSNT S
3:35 PM	SSE 5	10	BKN043 BKN050		90	72	96			56	29.97		0.00	M	M
KOPN 201935Z AUTO 15004KT 10SM BKN043 BKN050 32/22 A2997 RMK AO2 LTG DSNT S
3:55 PM	Calm	10	SCT043 SCT070 SCT090		90	72	96			56	29.96		0.00	M	M
KOPN 201955Z AUTO 00000KT 10SM SCT043 SCT070 SCT090 32/22 A2996 RMK AO2 LTG DSNT S
4:15 PM	Calm	10	SCT085		90	70	95			52	29.96		0.00	M	M
KOPN 202015Z AUTO 00000KT 10SM SCT085 32/21 A2996 RMK AO2
4:35 PM	ESE 7	10	SCT047 SCT055 BKN065		91	72	99			52	29.95		0.00	M	M
KOPN 202035Z AUTO 12006KT 10SM SCT047 SCT055 BKN065 33/22 A2995 RMK AO2 LTG DSNT S
4:55 PM	SE 3	10	SCT070 SCT085		91	70	97			49	29.95		0.00	M	M
KOPN 202055Z AUTO 13003KT 10SM SCT070 SCT085 33/21 A2995 RMK AO2 LTG DSNT S
5:15 PM	SSE 7	10	CLR		90	72	96			56	29.95		0.00	M	M
KOPN 202115Z AUTO 16006KT 10SM CLR 32/22 A2995 RMK AO2
5:35 PM	SE 5	10	CLR		90	72	96			56	29.95		0.00	M	M
KOPN 202135Z AUTO 14004KT 10SM CLR 32/22 A2995 RMK AO2
5:55 PM	SSE 6	10	SCT047 SCT065		90	72	96			56	29.96		0.00	M	M
KOPN 202155Z AUTO 15005KT 10SM SCT047 SCT065 32/22 A2996 RMK AO2
6:15 PM	SE 12G21	7	BKN047 BKN055 OVC080	RA	84	73	91			70	29.96		0.00	M	M
KOPN 202215Z AUTO 13010G18KT 7SM RA BKN047 BKN055 OVC080 29/23 A2996 RMK AO2
6:35 PM	Calm	10	SCT049 SCT065 BKN080		84	75	92			74	29.95		0.01	M	M
KOPN 202235Z AUTO 00000KT 10SM SCT049 SCT065 BKN080 29/24 A2995 RMK AO2 P0001
6:55 PM	S 10G24	10	SCT044 SCT060 BKN075		81	72	85			74	29.97		0.01	M	M
KOPN 202255Z AUTO 17009G21KT 10SM SCT044 SCT060 BKN075 27/22 A2997 RMK AO2 P0001
7:15 PM	SSW 8	10	SCT075 SCT095		81	72	85			74	29.96		0.00	M	M
KOPN 202315Z AUTO 19007KT 10SM SCT075 SCT095 27/22 A2996 RMK AO2
7:35 PM	SSW 3	10	CLR		81	72	85			74	29.96		0.00	M	M
KOPN 202335Z AUTO 20003KT 10SM CLR 27/22 A2996 RMK AO2
7:55 PM	SSW 6	10	CLR		81	72	85			74	29.96		0.00	M	M
KOPN 202355Z AUTO 21005KT 10SM CLR 27/22 A2996 RMK AO2
8:15 PM	SSW 6	10	CLR		81	70	84			70	29.98		0.00	M	M
KOPN 210015Z AUTO 19005KT 10SM CLR 27/21 A2998 RMK AO2
8:35 PM	S 6	10	CLR		79	70	79			74	29.98		0.00	M	M
KOPN 210035Z AUTO 17005KT 10SM CLR 26/21 A2998 RMK AO2
8:55 PM	S 6	10	CLR		77	70	77			78	29.98		0.00	M	M
KOPN 210055Z AUTO 17005KT 10SM CLR 25/21 A2998 RMK AO2
9:15 PM	Calm	10	CLR		77	72	77			83	29.98		0.00	M	M
KOPN 210115Z AUTO 00000KT 10SM CLR 25/22 A2998 RMK AO2
9:35 PM	Calm	10	CLR		75	72	75			89	29.98		0.00	M	M
KOPN 210135Z AUTO 00000KT 10SM CLR 24/22 A2998 RMK AO2
9:55 PM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 210155Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2
10:15 PM	Calm	10	CLR		73	72	73			94	29.99		0.00	M	M
KOPN 210215Z AUTO 00000KT 10SM CLR 23/22 A2999 RMK AO2
10:35 PM	Calm	10	CLR		73	72	73			94	29.99		0.00	M	M
KOPN 210235Z AUTO 00000KT 10SM CLR 23/22 A2999 RMK AO2
10:55 PM	Calm	10	SCT110		73	72	73			94	29.98		0.00	M	M
KOPN 210255Z AUTO 00000KT 10SM SCT110 23/22 A2998 RMK AO2
11:15 PM	Calm	10	SCT110		72	72	72			100	29.98		0.00	M	M
KOPN 210315Z AUTO 00000KT 10SM SCT110 22/22 A2998 RMK AO2
11:35 PM	Calm	10	CLR		72	72	72			100	29.99		0.00	M	M
KOPN 210335Z AUTO 00000KT 10SM CLR 22/22 A2999 RMK AO2
11:55 PM	Calm	10	CLR		73	72	73			94	29.98		0.00	M	M
KOPN 210355Z AUTO 00000KT 10SM CLR 23/22 A2998 RMK AO2

API: The IEM API webservice that provided data to this page. For more details, see documentation.

Data Notes

For recent years, this page also optionally shows observations from the MADIS High Frequency METAR dataset. This dataset had a problem with temperatures detailed here.