Daily validation results for daily precipitation estimates

Click here to go to the CAWCR validation page for the Australia.
Click here to go to the U. Maryland validation page for the US.
Click here to go to the NASA/GSFC Precipitation validation page for Europe.
Click here to go to the U. Maryland validation page for South America.

Click here (in English) and here (in Japanese) for description of the contents.

February 2026

---	Gauge, PMW, and IR	Blended PMW and IR									Merged PMW Only						IR			IR & VIS	WGNE-NWP					GSMaP hourly
Valid Date (12-12 UTC)	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	NASA(3B42RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	CPC(CMORPH)	PERSIANN	NRLBLD	NASA(3B40RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	CPC(MWCOMB)	MiRS	MSPPS	NASA(3B41RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	NESDIS(HYDRO)	JMA	ECMWF	GFS	METOFR	BoM	Valid Date
20260211	---	---	GSMaP_NRT	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	20260211
20260210	---	GSMaP_NOW	GSMaP_NRT	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	---	20260210
20260209	---	GSMaP_NOW	GSMaP_NRT	---	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260209
20260208	---	GSMaP_NOW	GSMaP_NRT	---	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260208
20260207	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260207
20260206	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260206
20260205	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260205
20260204	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260204
20260203	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260203
20260202	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260202
20260201	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260201

January 2026

Rain Rate				Correlation				ETS
Bias error			RMS error			POD			FAR

---	Gauge, PMW, and IR	Blended PMW and IR									Merged PMW Only						IR			IR & VIS	WGNE-NWP					GSMaP hourly
Valid Date (12-12 UTC)	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	NASA(3B42RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	CPC(CMORPH)	PERSIANN	NRLBLD	NASA(3B40RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	CPC(MWCOMB)	MiRS	MSPPS	NASA(3B41RT)	NASA(IMERG_NRT_E)	NASA(IMERG_NRT_L)	NESDIS(HYDRO)	JMA	ECMWF	GFS	METOFR	BoM	Valid Date
20260131	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260131
20260130	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260130
20260129	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260129
20260128	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260128
20260127	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260127
20260126	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260126
20260125	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260125
20260124	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260124
20260123	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260123
20260122	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260122
20260121	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260121
20260120	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260120
20260119	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260119
20260118	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260118
20260117	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260117
20260116	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260116
20260115	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260115
20260114	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260114
20260113	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260113
20260112	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260112
20260111	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260111
20260110	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260110
20260109	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260109
20260108	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260108
20260107	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260107
20260106	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260106
20260105	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260105
20260104	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260104
20260103	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260103
20260102	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260102
20260101	GSMaP_Gauge	GSMaP_NOW	GSMaP_NRT	GSMaP_MVK	---	Cal Uncal	Cal Uncal	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	IMERG_NRT_E	IMERG_NRT_L	---	---	---	---	---	---	20260101

*Daily validation results are for rain falling between 12 UTC on the previous day and 12 UTC on the specified day.
The Radar-AMeDAS data is produced by the Japan Meteorological Agency (JMA), and provided by Japan Weather Association in accordance with joint study between Japan Aerospace Exploration Agency (JAXA) and Kyoto University.
Validation results can be obtained by contacting Dr. Shige, shige (at) kugi.kyoto-u.ac.jp