Numerical Weather 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 2020

WMO IDENT	NATION	LAT (N)	LON (E)	H (m)	HM (m)	ELEM	NOBS	PGE (%)	SD	BIAS	RMS	MAP	GRAPH
36090	RUSSIAN FEDERATION IN ASIA	51.1	93.7	1043	1382	SLP	702	0	1.6	5.1	5.3	SLP	SLP
						GZ850	700	0	9.0	-1.0	9.1
38262	UZBEKISTAN	43.0	59.8	93	59	SLP	728	0	0.9	3.7	3.8	SLP	SLP
						MSLP	727	0	0.9	0.5	1.0
38719	TAJIKISTAN	39.1	68.9	3373	3151	SLP	357	1	3.6	5.4	6.5	SLP	SLP
						GZ700	726	18	28.3	46.4	54.3		GZ
38880	TURKMENISTAN	38.0	58.4	312	319	SLP	727	0	1.0	12.1	12.1	SLP	SLP
						MSLP	727	0	0.9	0.2	0.9
38944	TAJIKISTAN	37.5	69.4	447	593	SLP	725	0	1.4	-6.0	6.2	SLP	SLP
						MSLP	725	0	1.9	-6.7	7.0		MSLP
40633	IRAQ	34.6	43.7	107	106	MSLP	203	0	3.0	4.5	5.4		MSLP
						-	-	-	-	-	-
40700	IRAN, ISLAMIC REPUBLIC OF	39.6	47.9	32	84	SLP	726	0	0.8	-6.2	6.3	SLP	SLP
						MSLP	726	0	0.8	-0.4	0.9
40713	IRAN, ISLAMIC REPUBLIC OF	37.4	46.2	1478	1535	SLP	724	5	0.9	13.0	13.0	SLP	SLP
						MSLP	724	0	2.8	-2.4	3.7
40741	IRAN, ISLAMIC REPUBLIC OF	36.5	61.2	235	289	SLP	723	0	0.8	-4.3	4.4	SLP	SLP
						MSLP	723	0	1.0	0.6	1.2
40854	IRAN, ISLAMIC REPUBLIC OF	29.1	58.4	940	1157	SLP	718	7	0.8	-13.7	13.7	SLP	SLP
						MSLP	718	0	2.3	-1.7	2.9
40877	IRAN, ISLAMIC REPUBLIC OF	28.0	57.7	470	682	SLP	724	0	0.8	-3.5	3.6	SLP	SLP
						MSLP	724	0	1.5	-3.9	4.2		MSLP
40942	AFGHANISTAN	33.5	65.3	2183	2453	SLP	416	0	1.4	-6.6	6.7	SLP	SLP
						MSLP	416	0	4.2	-2.2	4.7
40945	AFGHANISTAN	34.8	67.8	2550	3232	SLP	264	1	3.4	-4.2	5.4	SLP	SLP
						MSLP	264	11	5.6	-5.1	7.6
41573	PAKISTAN	33.9	73.4	2127	1335	SLP	717	0	1.1	8.8	8.9	SLP	SLP
						GZ850	716	0	11.0	-2.1	11.2
42083	INDIA	31.1	77.2	2202	1570	SLP	358	6	0.6	13.9	13.9	SLP	SLP
						-	-	-	-	-	-
42111	INDIA	30.3	78.0	683	878	SLP	723	0	0.9	6.2	6.3	SLP	SLP
						MSLP	721	0	1.5	-1.1	1.9
42147	INDIA	29.5	79.7	2311	1563	SLP	361	0	0.6	4.5	4.5	SLP	SLP
						-	-	-	-	-	-
42295	INDIA	27.1	88.3	2134	1270	SLP	362	85	0.3	14.7	14.7	SLP	SLP
						GZ850	362	100	-	-	-		GZ
43226	INDIA	14.3	74.5	60	50	SLP	640	0	0.6	4.4	4.4	SLP	SLP
						MSLP	641	0	0.8	0.5	0.9
43418	SRI LANKA	8.6	81.3	79	8	SLP	701	0	0.7	4.5	4.6	SLP	SLP
						MSLP	701	0	0.4	-0.3	0.5
43479	SRI LANKA	7.0	81.1	670	862	SLP	478	1	0.5	-9.5	9.5	SLP	SLP
						-	-	-	-	-	-
44406	NEPAL	29.3	81.0	617	1547	SLP	378	2	2.0	4.9	5.3	SLP	SLP
						MSLP	376	0	3.3	-2.1	3.9
44424	NEPAL	29.3	82.2	2300	3274	SLP	369	2	1.3	-6.2	6.3	SLP	SLP
						GZ700	366	0	14.4	-49.9	51.9		GZ
44429	NEPAL	28.1	82.5	634	883	SLP	380	0	0.8	-3.4	3.5	SLP	SLP
						MSLP	380	0	1.9	0.9	2.1
47037	KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF	40.0	125.3	99	228	SLP	727	0	1.3	-3.9	4.1	SLP	SLP
						MSLP	727	0	1.4	-3.9	4.1		MSLP
47102	KOREA, REPUBLIC OF	38.0	124.7	146	2	SLP	728	0	0.6	12.2	12.2	SLP	SLP
						MSLP	728	0	0.6	-1.3	1.4
47145	KOREA, REPUBLIC OF	36.8	127.3	26	110	SLP	728	0	0.6	-6.3	6.3	SLP	SLP
						MSLP	728	0	0.7	0.4	0.8
47152	KOREA, REPUBLIC OF	35.6	129.3	36	125	SLP	728	0	0.7	-5.8	5.8	SLP	SLP
						MSLP	728	0	0.7	-0.2	0.7
48921	LAO PEOPLE'S DEMOCRATIC REPUBLIC	21.6	101.9	1360	1072	SLP	406	2	1.3	-4.5	4.7	SLP	SLP
						GZ850	403	100	0.0	-6.7	6.7		GZ
48935	LAO PEOPLE'S DEMOCRATIC REPUBLIC	19.5	103.1	1094	1196	SLP	417	1	1.3	-0.6	1.4
						GZ850	417	39	11.6	-89.7	90.4		GZ
48952	LAO PEOPLE'S DEMOCRATIC REPUBLIC	15.7	106.4	180	334	SLP	420	0	1.0	3.6	3.7	SLP	SLP
						MSLP	418	0	1.1	2.4	2.6

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
35284	KAZAKHSTAN	50.6	70.0	384	324	SLP	728	0	0.7	6.5	6.5	SLP	SLP
						MSLP	727	0	0.8	0.4	0.9
38313	KAZAKHSTAN	43.7	69.0	405	706	SLP	490	81	1.1	13.9	13.9	SLP	SLP
						MSLP	490	0	2.6	-1.1	2.8
38318	KAZAKHSTAN	42.1	68.1	183	222	SLP	490	0	0.7	-3.4	3.5	SLP	SLP
						MSLP	490	0	0.8	0.8	1.1
38836	TAJIKISTAN	38.6	68.7	800	1199	SLP	727	0	2.2	-2.6	3.4
						MSLP	727	0	2.8	-3.6	4.6		MSLP
40587	KUWAIT	29.3	47.7	55	79	MSLP	727	7	6.4	3.4	7.2		MSLP
						-	-	-	-	-	-
40621	IRAQ	35.5	44.4	331	394	MSLP	646	0	4.5	3.5	5.7		MSLP
						-	-	-	-	-	-
41265	OMAN	22.8	58.5	469	592	SLP	721	0	0.6	-5.2	5.2	SLP	SLP
						MSLP	721	0	1.1	-1.8	2.1
42056	INDIA	32.7	74.8	323	304	SLP	721	0	1.0	-6.5	6.6	SLP	SLP
						-	-	-	-	-	-
42114	INDIA	30.4	78.5	770	1512	SLP	360	100	-	-	-	SLP	SLP
						-	-	-	-	-	-
42299	INDIA	27.3	88.6	1756	1989	SLP	364	0	2.1	-2.1	3.0		SLP
						GZ850	364	0	23.2	31.2	38.9		GZ
48001	REPUBLIC OF THE UNION OF MYANMAR	27.3	97.4	409	794	SLP	538	100	-	-	-	SLP	SLP
						MSLP	539	0	1.9	-1.0	2.1
48018	REPUBLIC OF THE UNION OF MYANMAR	24.2	96.3	95	197	SLP	534	0	1.4	3.8	4.0	SLP	SLP
						MSLP	536	0	1.1	-0.4	1.2
48062	REPUBLIC OF THE UNION OF MYANMAR	20.1	92.9	5	3	SLP	535	0	1.1	6.3	6.4	SLP	SLP
						MSLP	535	0	0.6	-0.3	0.7
48085	REPUBLIC OF THE UNION OF MYANMAR	17.6	94.6	3	78	SLP	530	0	0.9	6.8	6.9	SLP	SLP
						MSLP	529	0	0.8	-0.3	0.9
48107	REPUBLIC OF THE UNION OF MYANMAR	15.3	97.9	7	90	SLP	535	0	1.0	-3.6	3.7	SLP	SLP
						MSLP	535	0	1.0	0.0	1.0
48925	LAO PEOPLE'S DEMOCRATIC REPUBLIC	20.7	102.0	636	950	SLP	416	1	1.1	-3.0	3.2	SLP	SLP
						MSLP	416	0	1.7	-1.1	2.0
51467	CHINA	42.7	86.3	1733	2582	SLP	726	0	1.9	-5.4	5.7	SLP	SLP
						MSLP	725	10	4.7	-6.8	8.3
54945	CHINA	35.4	119.5	37	32	SLP	728	0	0.5	-3.6	3.6	SLP	SLP
						MSLP	728	0	0.5	-0.1	0.5
56946	CHINA	23.6	99.4	1104	1396	SLP	728	0	0.8	-3.9	4.0	SLP	SLP
						MSLP	728	0	2.4	1.2	2.7
56951	CHINA	24.0	100.2	1503	1786	SLP	727	0	0.9	-12.6	12.6	SLP	SLP
						MSLP	726	0	2.8	1.7	3.3
57731	CHINA	28.0	108.3	418	727	SLP	705	100	0.2	-14.8	14.8	SLP	SLP
						MSLP	703	0	1.1	1.0	1.5
58921	CHINA	26.0	117.4	204	502	SLP	728	0	0.8	-6.4	6.4	SLP	SLP
						MSLP	728	0	1.0	0.0	1.0
58968	CHINA	25.0	121.5	9	226	SLP	724	0	0.5	-3.0	3.0	SLP	SLP
						MSLP	724	0	0.5	-0.5	0.7
59632	CHINA	22.0	108.6	6	22	SLP	728	0	0.6	-5.0	5.0	SLP	SLP
						MSLP	728	0	0.6	0.2	0.6

Stations improved and excluded from the previous consolidated list

IRAN, ISLAMIC REPUBLIC OF

  40835 - Although station 40835 still displays negative biases of O-G at the station level, it was removed from the consolidated list because the biases did not exceed the threshold. (SLP).



INDIA

  42299 - The negative bias of O-G at the station level has improved since May 2020. (SLP).



CHINA

  50756 - Although station 50756 still displays positive biases of O-G at the station level, it was removed from the consolidated list because the biases did not exceed the threshold. (SLP).



Stations removed from the previous consolidated list

AFGHANISTAN

  40954 - Although station 40954 still displays negative biases of O-G at the station level, it was removed from the consolidated list because the number of reports (141) was insufficient for quality checking. (SLP)