VERIFICATION STATISTICS FROM ETA-22 PARALLEL TEST

TABLE 1: Statistics (RMS error) for cold season Eta-22 retrospective test from 12Z 1/17/00 - 12Z 1/29/00 and real-time Eta-22 parallel from 00Z 9/9/00 - 12Z 9/19/00 over the CONUS

	12-HOUR FORECAST	24-HOUR FORECAST	36-HOUR FORECAST	48-HOUR FORECAST	60-HOUR FORECAST
Cold season vs. RAOBS 12Z 1/17/00 - 12Z 1/29/00	X	X	X	X	No 60-h forecast
Warm season vs. RAOBS 00Z 9/9/00 - 12Z 9/19/00	X	X	X	X	X
Cold season vs. Surface data 12Z 1/17/00 - 12Z 1/29/00	X	X	X	X	No 60-h forecast
Warm season vs. Surface data 00Z 9/9/00 - 12Z 9/19/00	X	X	X	X	X

TABLE 2: 24-h forecast precipitation verification statistics (bias and equitable threat scores (ETS)) for cold season Eta-22 retrospective test from 12Z 1/17/00 - 12Z 1/29/00 and real-time Eta-22 parallel from 00Z 9/9/00 - 12Z 9/19/00

	Bias/ETS over CONUS	Bias/ETS over Western U.S.	Bias/ETS over Eastern U.S.
Cold season 12Z 1/17/00 - 12Z 1/29/00	X	X	X
Warm season 00Z 9/9/00 - 12Z 9/19/00	X	X	X