IEM :: Observation History

26 October 2025 Observation History, [IIY] Washington, timezone: America/New_York

Time	Wind (mph)	Vis. (mi.)	Sky Cond. (100s ft)	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	NE 3	10	CLR	48	42	47			79	30.32		0
KIIY 260415Z AUTO 04003KT 10SM CLR 09/06 A3032 RMK AO2 T00900055
12:35 AM	ENE 5	10	CLR	48	42	46			82	30.32		0
KIIY 260435Z AUTO 06004KT 10SM CLR 09/06 A3032 RMK AO2 T00860058
12:55 AM	ENE 6	10	CLR	50	42	47			74	30.3		0
KIIY 260455Z AUTO 07005KT 10SM CLR 10/05 A3030 RMK AO2 T00970053
1:15 AM	ENE 5	10	CLR	50	41	50			71	30.31		0
KIIY 260515Z AUTO 06004KT 10SM CLR 10/05 A3031 RMK AO2 T01030052
1:35 AM	ENE 5	10	CLR	50	42	50			73	30.31		0
KIIY 260535Z AUTO 07004KT 10SM CLR 10/06 A3031 RMK AO2 T01030055
1:55 AM	NNE 3	10	CLR	51	42	51	57	47	73	30.31		0
KIIY 260555Z AUTO 03003KT 10SM CLR 10/06 A3031 RMK AO2 T01040057 10140 20085
2:15 AM	Calm	10	CLR	51	42	51			71	30.31		0
KIIY 260615Z AUTO 00000KT 10SM CLR 11/05 A3031 RMK AO2 T01050055
2:35 AM	ENE 7	10	CLR	50	42	50			73	30.3		0
KIIY 260635Z AUTO 07006KT 10SM CLR 10/06 A3030 RMK AO2 T01030056
2:55 AM	NE 3	10	CLR	51	42	51			71	30.3		0
KIIY 260655Z AUTO 05003KT 10SM CLR 11/06 A3030 RMK AO2 T01060055
3:15 AM	ENE 6	10	CLR	51	42	51			70	30.28		0
KIIY 260715Z AUTO 07005KT 10SM CLR 11/05 A3028 RMK AO2 T01060054
3:35 AM	ENE 6	10	CLR	51	42	51			69	30.27		0
KIIY 260735Z AUTO 07005KT 10SM CLR 11/05 A3027 RMK AO2 T01080053
3:55 AM	ENE 8	10	CLR	52	41	52			66	30.26		0
KIIY 260755Z AUTO 06007KT 020V090 10SM CLR 11/05 A3026 RMK AO2 T01100051
4:15 AM	ENE 6	10	CLR	52	41	52			66	30.27		0
KIIY 260815Z AUTO 06005KT 10SM CLR 11/05 A3027 RMK AO2 T01100050
4:35 AM	E 3	10	CLR	52	41	52			67	30.26		0
KIIY 260835Z AUTO 09003KT 10SM CLR 11/05 A3026 RMK AO2 T01090051
4:55 AM	ENE 6	10	CLR	51	42	51			70	30.26		0
KIIY 260855Z AUTO 07005KT 10SM CLR 11/05 A3026 RMK AO2 T01060053
5:15 AM	NE 5	10	CLR	51	42	51			71	30.26		0
KIIY 260915Z AUTO 05004KT 10SM CLR 10/06 A3026 RMK AO2 T01050055
5:35 AM	NNE 6	10	CLR	51	42	51			71	30.26		0
KIIY 260935Z AUTO 03005KT 10SM CLR 10/05 A3026 RMK AO2 T01040054
5:55 AM	ENE 5	10	SCT055	51	42	51			71	30.27		0
KIIY 260955Z AUTO 07004KT 10SM SCT055 10/06 A3027 RMK AO2 T01050055
6:15 AM	ENE 5	10	SCT055	51	42	51			71	30.27		0
KIIY 261015Z AUTO 06004KT 10SM SCT055 10/06 A3027 RMK AO2 T01050056
6:35 AM	NE 5	10	CLR	51	42	51			72	30.28		0
KIIY 261035Z AUTO 05004KT 10SM CLR 10/06 A3028 RMK AO2 T01040056
6:55 AM	ENE 6	10	SCT060	51	42	51			73	30.28		0
KIIY 261055Z AUTO 07005KT 10SM SCT060 10/06 A3028 RMK AO2 T01040057
7:15 AM	ENE 5	10	SCT055 SCT070	51	42	51			72	30.28		0
KIIY 261115Z AUTO 06004KT 10SM SCT055 SCT070 10/06 A3028 RMK AO2 T01040055
7:35 AM	ENE 5	10	BKN055	51	42	51			71	30.28		0
KIIY 261135Z AUTO 06004KT 10SM BKN055 10/06 A3028 RMK AO2 T01050055
7:55 AM	NE 3	10	OVC050	51	42	51	52	50	70	30.29		0
KIIY 261155Z AUTO 05003KT 10SM OVC050 11/05 A3029 RMK AO2 T01070055 10111 20101
8:15 AM	NE 5	10	OVC050	52	42	52			69	30.29		0
KIIY 261215Z AUTO 05004KT 10SM OVC050 11/05 A3029 RMK AO2 T01090054
8:35 AM	NNE 3	10	BKN050	51	42	51			70	30.3		0
KIIY 261235Z AUTO 02003KT 10SM BKN050 11/06 A3030 RMK AO2 T01080056
8:55 AM	NNE 5	10	BKN048 BKN050 BKN070	52	42	52			70	30.31		0
KIIY 261255Z AUTO 03004KT 10SM BKN048 BKN050 BKN070 11/06 A3031 RMK AO2 T01090056
9:15 AM	NE 5	10	BKN046 OVC050	52	42	52			69	30.31		0
KIIY 261315Z AUTO 05004KT 10SM BKN046 OVC050 11/06 A3031 RMK AO2 T01110055
9:35 AM	NE 3	10	OVC048	52	42	52			67	30.31		0
KIIY 261335Z AUTO 05003KT 10SM OVC048 11/05 A3031 RMK AO2 T01140054
9:55 AM	NE 6	10	OVC048	53	42	53			64	30.31		0
KIIY 261355Z AUTO 05005KT 10SM OVC048 12/05 A3031 RMK AO2 T01190054
10:15 AM	ENE 6	10	OVC048	54	42	54			63	30.31		0
KIIY 261415Z AUTO 06005KT 10SM OVC048 12/05 A3031 RMK AO2 T01210053
10:35 AM	ENE 5	10	OVC048	54	42	54			63	30.31		0
KIIY 261435Z AUTO 07004KT 10SM OVC048 12/05 A3031 RMK AO2 T01250055
10:55 AM	NE 5	10	OVC046	55	42	55			61	30.31		0
KIIY 261455Z AUTO 04004KT 10SM OVC046 13/05 A3031 RMK AO2 T01260053
11:15 AM	ENE 5	10	OVC046	55	41	55			60	30.31		0
KIIY 261515Z AUTO 06004KT 10SM OVC046 13/05 A3031 RMK AO2 T01290052
11:35 AM	ENE 8	10	OVC046	56	42	56			59	30.31		0
KIIY 261535Z AUTO 06007KT 340V090 10SM OVC046 13/05 A3031 RMK AO2 T01310054
11:55 AM	NE 5	10	OVC046	56	42	56			59	30.3		0
KIIY 261555Z AUTO 04004KT 10SM OVC046 13/05 A3030 RMK AO2 T01340054
12:15 PM	NE 9	10	OVC046	56	42	56			58	30.31		0
KIIY 261615Z AUTO 05008KT 020V080 10SM OVC046 14/05 A3031 RMK AO2 T01360054
12:35 PM	ENE 7	10	OVC046	57	42	57			57	30.3		0
KIIY 261635Z AUTO 06006KT 10SM OVC046 14/05 A3030 RMK AO2 T01390054
12:55 PM	NNE 6	10	OVC046	58	41	58			54	30.3		0
KIIY 261655Z AUTO 03005KT 10SM OVC046 14/05 A3030 RMK AO2 T01430052
1:15 PM	ENE 9	10	OVC046	58	41	58			52	30.29		0
KIIY 261715Z AUTO 06008KT 010V240 10SM OVC046 15/05 A3029 RMK AO2 T01460049
1:35 PM	ENE 8	10	BKN046 OVC055	60	42	60			51	30.28		0
KIIY 261735Z AUTO 06007KT 360V120 10SM BKN046 OVC055 15/05 A3028 RMK AO2 T01540053
1:55 PM	ENE 7	10	OVC044	60	42	60	61	51	50	30.27		0
KIIY 261755Z AUTO 06006KT 10SM OVC044 16/05 A3027 RMK AO2 T01580053 10159 20107
2:15 PM	E 8	10	BKN031 OVC042	60	41	60			49	30.26		0
KIIY 261815Z AUTO 08007KT 030V110 10SM BKN031 OVC042 16/05 A3026 RMK AO2 T01550049
2:35 PM	ENE 7	10	BKN031 OVC039	60	41	60			50	30.25		0
KIIY 261835Z AUTO 07006KT 10SM BKN031 OVC039 15/05 A3025 RMK AO2 T01530048
2:55 PM	ENE 10	10	BKN027 OVC037	59	41	59			50	30.25		0
KIIY 261855Z AUTO 06009KT 010V100 10SM BKN027 OVC037 15/05 A3025 RMK AO2 T01510048
3:15 PM	ENE 12G16	10	OVC029	58	40	58			51	30.25		0
KIIY 261915Z AUTO 07010G14KT 10SM OVC029 15/05 A3025 RMK AO2 T01470046
3:35 PM	ENE 7	10	OVC027	58	41	58			52	30.25		0
KIIY 261935Z AUTO 07006KT 10SM OVC027 15/05 A3025 RMK AO2 T01450048
3:55 PM	ENE 5	10	OVC029	59	41	59			52	30.26		0
KIIY 261955Z AUTO 07004KT 10SM OVC029 15/05 A3026 RMK AO2 T01480050
4:15 PM	ENE 9	10	OVC029	59	41	59			52	30.26		0
KIIY 262015Z AUTO 07008KT 030V090 10SM OVC029 15/05 A3026 RMK AO2 T01490052
4:35 PM	ENE 6	10	OVC029	59	42	59			53	30.24		0
KIIY 262035Z AUTO 07005KT 10SM OVC029 15/06 A3024 RMK AO2 T01500056
4:55 PM	ENE 7	10	OVC029	59	42	59			53	30.24		0
KIIY 262055Z AUTO 07006KT 10SM OVC029 15/06 A3024 RMK AO2 T01510055
5:15 PM	E 5G16	10	OVC027	59	42	59			54	30.23		0
KIIY 262115Z AUTO 09004G14KT 10SM OVC027 15/06 A3023 RMK AO2 T01510058
5:55 PM	ENE 7	10	OVC027	59	41	59			51	30.23		0
KIIY 262155Z AUTO 06006KT 10SM OVC027 15/05 A3023 RMK AO2 T01490049
6:15 PM	ENE 8	10	OVC027	58	41	58			52	30.24		0
KIIY 262215Z AUTO 07007KT 030V100 10SM OVC027 15/05 A3024 RMK AO2 T01460050

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.