APRIL 2025 GDAS DATA DUMPS (RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number	Total Input	% Input
Land Sfc	Synoptic	6758	7148	7423	7225	28554	28554	*
*	METAR	46811	47962	49246	47972	191991	191991	*
*	sub-total	53569	55110	56669	55197	220545	220545	****
Marine Sfc	Ship	244	291	280	272	1087	1087	*
*	Drifting Buoy	240	246	238	242	966	966	*
*	Moored Buoy	648	649	651	651	2599	2599	*
*	CMAN	474	473	477	480	1904	1904	*
*	Tide Gauge	5548	5562	5570	5565	22245	22245	*
*	MSLP Bogus**	0	0	0	0	0	*	*
*	sub-total	7154	7221	7216	7210	28801	28801	****
Land Soundings	Fixed Land RAOB	587	27	539	22	1175	1175	*
*	Mobile Land RAOB	0	0	0	0	0	0	*
*	Ship RAOB	1	0	2	0	3	3	*
*	Dropsonde	1	0	0	0	1	1	*
*	Pibal	25	32	19	25	101	101	*
*	Profiler	0	0	0	1	1	1	*
*	NEXRAD Wind	0	0	0	0	0	0	*
*	sub-total	614	59	560	48	1281	1281	****
Aircraft	AIREP	3260	4854	5561	3410	17085	17085	*
*	PIREP	816	170	845	1250	3081	3081	*
*	AMDAR	4720	5339	3006	824	13889	13889	*
*	ACARS	199825	84142	126299	202252	612518	612518	*
*	RECCO	1	0	0	1	2	2	*
*	sub-total	208622	94505	135711	207737	646575	646575	****
Total	non-satellite	269959	156895	200156	270192	897202	897202	****

**    Data is not used or included in totals.
***   Data is now dumped from BUFR database. Previous numbers reflected thinning, which is now all done in the analysis.
****  % Input is no longer available due innacuracy and ambiguity.

APRIL 2025 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE RECEIVED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	0	0	0	0	0
Ozone	OZONE
Satellite Winds	SATWND	3279254	2155987	2468938	3765233	11669412
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES	0	0	0	0	0
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	714296	726063	724436	672442	2837237
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B
*	AMSUA 1B**	7740280	6606357	7149597	6350652	27846886
*	AMSUB 1B	0	0	0	0	0
*	MHS	8488450	8554156	8514520	8075267	33632393
*	AIRS	0	0	0	0	0
*	ABI	19065396	17418900	17014675	17963711	71462682
*	AHI	3094314	3024736	2955090	3022178	12096318
*	AMSR2	0	0	0	0	0
*	AMSRE_HIG	0	0	0	0	0
*	AMSRE_LOW	0	0	0	0	0
*	AMSRE_MID	0	0	0	0	0
*	ATMS	1855187	1869675	1870006	1869805	7464673
*	AVHRR	5534611	6154304	6187081	5377682	23253678
*	CRIS	0	0	0	0	0
*	CRIS-FSR	0	0	0	0	2967659407
*	GMI	0	0	0	0	0
*	GOES_IMG	0	0	0	0	0
*	IASI	708060420	544789045	670829195	608144891	2531823551
*	OMI	251115	336873	334276	332473	1254737
*	OMPSLP	64333	65214	64753	63436	257736
*	OMPSNP	57075	59387	59171	57760	233393
*	OMPSTC8	1957078	2039463	2015717	1983395	7995653
*	SAPHIR	0	0	0	0	0
*	SEVIRI	0	0	0	0	0
*	SSMIS	30546295	29822132	29566895	29783410	119718732
*	VIIRS-M	196771491	182320349	197076606	187234306	763402752
*	VIIRS-M	196771491	182320349	197076606	187234306	763402752
Total	Satellites Received	1696058062	1570238461	1689700573	1626612144	6582609240

** Counts include AMSU-A radiances from the AQUA satellite .

APRIL 2025 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE SELECTED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	0	0	0	0	0
Ozone	OZONE
Satellite Winds	SATWND	3279254	2155987	2468938	3765233	11669412
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES	0	0	0	0	0
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	699195	709814	709142	657575	2775726
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B
*	AMSUA 1B**	633726	640029	617347	614182	2505284
*	AMSUB 1B	0	0	0	0	0
*	MHS	138785	139681	137774	132929	549169
*	AIRS	0	0	0	0	0
*	ABI	46378	42902	42603	45267	177150
*	AHI	42649	42295	42172	42375	169491
*	AMSR2	0	0	0	0	0
*	AMSRE_HIG	0	0	0	0	0
*	AMSRE_LOW	0	0	0	0	0
*	AMSRE_MID	0	0	0	0	0
*	ATMS	684627	694138	693227	686779	2758771
*	AVHRR	331685	339927	342091	317566	1331269
*	CRIS	0	0	0	0	0
*	CRIS-FSR	0	0	0	0	42994748
*	GMI	0	0	0	0	0
*	GOES_IMG	0	0	0	0	0
*	IASI	12395290	12177968	12174170	12480162	49227590
*	OMI	2633	3564	3544	3509	13250
*	OMPSLP	64333	65214	64753	63436	257736
*	OMPSNP	43288	41438	41478	40391	166595
*	OMPSTC8	17027	17248	17343	16952	68570
*	SAPHIR	0	0	0	0	0
*	SEVIRI	0	0	0	0	0
*	SSMIS	369312	365953	362879	362001	1460145
*	VIIRS-M	466757	443185	476446	431296	1817684
*	VIIRS-M	466757	443185	476446	431296	1817684
Total	Satellites Selected	29823238	28701685	29009085	30408582	117942590

** Counts include AMSU-A radiances from the AQUA satellite .

APRIL 2025 GDAS SATELLITE DATA DUMPS (DAILY AVERAGE ASSIMILATED)

Category	Subcategory	T00Z	T06Z	T12Z	T18Z	Total Number
Satellite Soundings	GOES	0	0	0	0	0
Ozone	OZONE
Satellite Winds	SATWND	3279254	2155987	2468938	3765233	11669412
Scatterometer Winds	QUIKSCAT	0	0	0	0	0
DMSP	SSMI RADIANCES	0	0	0	0	0
*	SSMI RAINFALL RATES
Cosmic/gps	COSMIC	511297	523382	525414	480627	2040720
Satellite Surface	NASA TRMM DATA
Satellite Radiances	HIRS3 1B
*	HIRS4 1B
*	AMSUA 1B**	439014	440163	426232	423975	1729384
*	AMSUB 1B	0	0	0	0	0
*	MHS	63249	63351	63452	61601	251653
*	AIRS	0	0	0	0	0
*	ABI	11006	9950	9762	10584	41302
*	AHI	11147	10983	10917	10870	43917
*	AMSR2	0	0	0	0	0
*	AMSRE_HIG	0	0	0	0	0
*	AMSRE_LOW	0	0	0	0	0
*	AMSRE_MID	0	0	0	0	0
*	ATMS	502663	486425	502723	474859	1966670
*	AVHRR	223222	246554	236735	225272	931783
*	CRIS	0	0	0	0	0
*	CRIS-FSR	0	0	0	0	3956738
*	GMI	0	0	0	0	0
*	GOES_IMG	0	0	0	0	0
*	IASI	1944119	1963767	1924206	2048056	7880148
*	OMI	2633	3564	3544	3509	13250
*	OMPSLP	0	0	0	0	0
*	OMPSNP	17262	16241	16386	16141	66030
*	OMPSTC8	9966	10010	10175	9820	39971
*	SAPHIR	0	0	0	0	0
*	SEVIRI	0	0	0	0	0
*	SSMIS	44319	45949	43452	44100	177820
*	VIIRS-M	175518	158580	187927	134371	656396
*	VIIRS-M	175518	158580	187927	134371	656396
Total	Satellites Assimilated	8219045	7118779	7442986	8684384	31465194

** Counts include AMSU-A radiances from the AQUA satellite .