Study on the Impact of Future Climate Change on Extreme Meteorological and Hydrological Elements in the Upper Reaches of the Minjiang River

Table 8

Comparison of extreme temperature index values in the upper reaches of the Minjiang River in the historical period and future climate scenario from 2021 to 2050 (unit: °C or days).

Index classification	Index abbreviation	Maoxian				Songpan				Wenchuan				Lixian				Heishui
		Historical	RCP2.6	RCP 4.5	RCP 8.5	Historical	RCP 2.6	RCP 4.5	RCP 8.5	Historical	RCP 2.6	RCP 4.5	RCP 8.5	Historical	RCP 2.6	RCP 4.5	RCP 8.5	Historical	RCP 2.6	RCP 4.5	RCP 8.5
Relative index	TX10p	36.0	65.6	72.8	88.8	35.9	26.5	33.8	42.0	35.5	60.9	70.4	78.5	35.5	60.3	68.3	75.1	36.0	26.1	32.9	40.2
	TN10p	35.3	35.5	40.4	46.5	36.1	34.8	40.6	45.4	35.5	35.9	39.0	44.1	36.0	35.5	40.8	44.0	36.2	35.5	40.2	43.9
	TX90p	35.2	85.1	43.9	24.2	36.5	59.0	48.4	29.3	36.1	58.4	54.3	36.1	36.0	59.0	53.9	39.9	35.8	60.3	54.5	39.7
	TN90p	35.3	73.5	121	107	35.1	79.7	75.0	64.4	36.3	101	97.8	84.7	36.0	99.5	95.5	84.5	36.0	75.2	72.8	58.5
Extremal index	ID0	4.5	2.2	2.0	1.5	3.8	1.6	1.9	1.8	1.0	0.0	0.0	1.0	2.9	1.6	1.5	1.5	2.5	1.0	1.0	1.0
	FD0	75.0	49.0	52.5	50.2	163	153	152	151	34.2	9.3	8.5	6.8	77.5	61.9	62.9	57.7	125	109	108	105
	SU25	47.9	65.6	68.6	68.7	17.0	49.2	51.7	52.6	99.9	133	135	136	77.8	109	109	110	53.0	87.9	91.4	88.5
	TR20	4.5	51.3	53.8	57.8	0.0	3.5	3.9	4.6	17.8	50.3	51.2	53.2	3.2	18.8	19.3	22.7	0.0	3.4	3.4	4.2