Numerical Prediction Division / Japan Meteorological Agency

• Consolidated list of suspect stations throughout the period
• Stations where quality deteriorated during the period
• Stations improved and excluded from the previous consolidated list
• Stations removed from the previous consolidated list

Consolidated list of suspect stations throughout the period

List of suspect land surface stations during the period from January to June 2024

WMO IDENT	NATION	LAT (N)	LON (E)	H (m)	HM (m)	ELEM	NOBS	PGE (%)	SD	BIAS	RMS	MAP	GRAPH
30673	RUSSIAN FEDERATION IN ASIA	53.8	119.7	625	747	SLP	723	0	0.9	-8.7	8.7	SLP	SLP
						MSLP	723	0	1.4	-0.3	1.4
31445	RUSSIAN FEDERATION IN ASIA	51.5	128.1	200	195	SLP	407	0	0.5	0.3	0.6
						MSLP	407	0	0.9	11.3	11.3	MSLP	MSLP
35284	KAZAKHSTAN	50.6	70.0	384	330	SLP	727	0	0.7	6.7	6.7	SLP	SLP
						MSLP	727	0	0.8	0.8	1.1
35615	KAZAKHSTAN	47.6	53.3	-21	-16	SLP	627	0	0.5	0.4	0.6
						MSLP	627	0	0.9	5.4	5.5	MSLP	MSLP
35701	KAZAKHSTAN	47.2	51.0	-27	-24	SLP	695	0	0.5	0.1	0.5
						MSLP	695	0	0.9	6.6	6.7	MSLP	MSLP
38262	UZBEKISTAN	43.0	59.8	93	64	SLP	728	0	0.8	3.4	3.5	SLP	SLP
						MSLP	728	0	0.7	0.3	0.8
38313	KAZAKHSTAN	43.7	69.0	405	737	SLP	655	86	1.3	13.9	14.0	SLP	SLP
						MSLP	655	0	2.6	-0.7	2.7
38318	KAZAKHSTAN	42.1	68.1	183	214	SLP	313	0	0.7	-8.3	8.3	SLP	SLP
						MSLP	313	0	0.8	-3.9	4.0	MSLP	MSLP
38836	TAJIKISTAN	38.6	68.7	800	1034	SLP	709	1	1.3	-2.6	2.9
						MSLP	710	0	2.2	-3.6	4.2	MSLP	MSLP
38875	TAJIKISTAN	39.0	73.6	3930	4259	SLP	342	100	*****	*****	*****		SLP
						GZ500	4	0	24.1	10.5	26.3
38880	TURKMENISTAN	38.0	58.4	312	199	SLP	725	0	0.9	11.9	11.9	SLP	SLP
						MSLP	728	0	0.8	0.1	0.8
38944	TAJIKISTAN	37.5	69.4	447	622	SLP	708	0	1.2	-5.3	5.4	SLP	SLP
						MSLP	708	0	1.4	-5.4	5.6	MSLP	MSLP
41249	OMAN	23.9	56.2	633	784	SLP	600	0	0.5	-0.6	0.8
						GZ850	532	87	56.8	-2.9	56.9		GZ
41265	OMAN	22.8	58.5	469	585	SLP	572	0	0.5	-5.0	5.0	SLP	SLP
						MSLP	512	0	0.7	-1.8	1.9
41315	OMAN	17.3	54.1	881	641	SLP	674	98	0.2	14.9	14.9	SLP	SLP
						GZ850	659	91	56.8	-13.5	58.4		GZ
41396	YEMEN	16.0	49.0	700	801	SLP	287	0	0.5	6.3	6.3	SLP	SLP
						MSLP	302	2	1.3	0.4	1.4
41437	YEMEN	14.5	46.9	1067	1292	SLP	323	0	2.4	-9.3	9.6	SLP	SLP
						GZ850	323	1	19.9	-14.6	24.7
41573	PAKISTAN	33.9	73.4	2127	1411	SLP	713	0	1.3	9.0	9.1	SLP	SLP
						GZ850	712	0	12.6	-2.7	12.9
42056	INDIA	32.7	74.8	323	295	SLP	710	0	0.9	-6.9	7.0	SLP	SLP
						-	-	-	-	-	-
42083	INDIA	31.1	77.2	2202	1552	SLP	341	73	1.1	14.5	14.5	SLP	SLP
						GZ850	11	100	*****	*****	*****
42111	INDIA	30.3	78.1	683	851	SLP	707	0	1.0	5.6	5.7	SLP	SLP
						MSLP	707	0	1.4	-2.0	2.4
42114	INDIA	30.4	78.4	770	1482	SLP	354	100	0.0	-11.9	11.9		SLP
						-	-	-	-	-	-
42147	INDIA	29.5	79.7	2311	1687	SLP	354	0	0.5	4.5	4.5	SLP	SLP
						-	-	-	-	-	-
42299	INDIA	27.3	88.6	1756	1964	SLP	358	0	0.7	0.3	0.8
						GZ850	358	0	8.9	55.6	56.3	GZ	GZ
44406	NEPAL	29.3	80.9	617	1459	SLP	250	0	1.8	3.7	4.1	SLP	SLP
						MSLP	250	0	3.7	-3.2	4.9
47020	KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF	41.0	126.6	306	677	SLP	727	0	1.1	-0.4	1.2
						MSLP	727	0	2.6	8.4	8.8	MSLP	MSLP
47037	KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF	40.0	125.3	99	217	SLP	728	0	1.4	-4.1	4.3	SLP	SLP
						MSLP	728	0	1.5	-4.2	4.5	MSLP	MSLP
48018	MYANMAR	24.2	96.3	95	204	SLP	538	0	1.2	3.7	3.9	SLP	SLP
						MSLP	538	0	1.1	-0.3	1.1
48921	LAO PEOPLE'S DEMOCRATIC REPUBLIC	21.6	101.9	1360	1049	SLP	503	1	1.1	-4.4	4.5	SLP	SLP
						GZ850	498	100	0.0	90.9	90.9		GZ
48925	LAO PEOPLE'S DEMOCRATIC REPUBLIC	20.7	102.0	636	960	SLP	466	0	0.8	-3.8	3.9	SLP	SLP
						MSLP	466	0	1.4	-1.9	2.4
48935	LAO PEOPLE'S DEMOCRATIC REPUBLIC	19.5	103.1	1094	1204	SLP	509	0	1.5	0.0	1.5
						GZ850	507	26	10.1	-84.8	85.4	GZ	GZ
48944	LAO PEOPLE'S DEMOCRATIC REPUBLIC	18.3	102.6	185	226	SLP	342	98	3.5	5.2	6.3		SLP
						MSLP	341	0	3.2	-6.8	7.5	MSLP	MSLP
48952	LAO PEOPLE'S DEMOCRATIC REPUBLIC	15.7	106.4	180	288	SLP	515	1	1.3	3.6	3.8	SLP	SLP
						MSLP	515	0	1.2	2.4	2.7
48961	CAMBODIA	14.2	103.5	23	42	SLP	555	0	1.7	1.8	2.5
						MSLP	555	0	1.7	4.5	4.8	MSLP	MSLP
48963	CAMBODIA	12.8	102.6	170	353	SLP	610	98	0.6	14.6	14.6	SLP	SLP
						MSLP	610	100	*****	*****	*****		MSLP

Stations where quality deteriorated during the period

List of suspect land surface stations where quality deteriorated during the period

WMO IDENT	NATION	LAT (N)	LON (E)	H (m)	HM (m)	ELEM	NOBS	PGE (%)	SD	BIAS	RMS	MAP	GRAPH
38567	UZBEKISTAN	40.1	65.4	340	407	SLP	728	0	3.3	-3.2	4.6	SLP	SLP
						MSLP	728	0	3.4	-3.1	4.6	MSLP	MSLP
48001	MYANMAR	27.3	97.4	434	555	SLP	479	33	1.5	0.7	1.7		SLP
						MSLP	479	0	2.0	-0.8	2.2
48966	CAMBODIA	13.4	103.9	15	9	SLP	502	32	1.3	-2.1	2.5
						MSLP	502	32	1.3	2.4	2.7	MSLP	MSLP
48986	CAMBODIA	11.6	103.0	13	69	SLP	653	0	2.5	-2.3	3.4
						MSLP	653	0	2.5	-3.8	4.5	MSLP	MSLP
53923	CHINA	35.7	107.6	1423	1286	SLP	727	0	0.5	5.9	5.9	SLP	SLP
						MSLP	727	0	2.0	0.7	2.1

Stations improved and excluded from the previous consolidated list

YEMEN

  41437 - The negative bias of O-G at 850hPa has improved since May 2024. (GZ).



SRI LANKA

  43418 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



SRI LANKA

  43479 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



NEPAL

  44424 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



NEPAL

  44429 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



KOREA, REPUBLIC OF

  47102 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



KOREA, REPUBLIC OF

  47145 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



KOREA, REPUBLIC OF

  47152 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



MYANMAR

  48107 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  54945 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  56946 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  56951 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  57731 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  58921 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



CHINA

  59632 - Quality has improved with a metadata update in OSCAR/Surface. (Figure omitted)



Stations removed from the previous consolidated list

INDIA

  42056 - Although station 42056 still displays positive biases of O-G at the mean sea level, it was removed from the consolidated list because the number of reports (28) was insufficient for quality checking. (MSLP).