Analysis of Rainfall Trends and Its Relationship with SST Signals in the Lake Tana Basin, Ethiopia

Table 4

Seasonal rainfall trend and Sen’s slope estimate for each station in the LTB, at a significance level of .

Station	Season	MK test (Z-test)	Trend	Significance	Sen’s slope (mm/year)
Adet	Kiremt	−1.12	↓	Insig.	−4.34
	Bega	−0.41	↓	Insig.	−0.43
	Belg	−1.02	↓	Insig.	−2.13
Bahir Dar	Kiremt	0.54	↑	Insig.	2.14
	Bega	−0.17	↓	Insig.	−0.43
	Belg	−0.10	↓	Insig.	−2.13
Dangila	Kiremt	0.48	↑	Insig.	1.53
	Bega	0.44	↑	Insig.	0.74
	Belg	0.17	↑	Insig.	0.81
Debre Tabor	Kiremt	1.97	↑	Sig.	10.20
	Bega	−0.10	↓	Insig.	−0.08
	Belg	0.07	↑	Insig.	0.20
Gondar	Kiremt	1.46	↑	Insig.	3.18
	Bega	−0.34	↓	Insig.	−0.20
	Belg	−0.31	↓	Insig.	−0.41

MK = Mann–Kendall; Insig. = insignificant; Sig. = significant; ↑ = upward; ↓ = downward.