mon Tmin Tmax Tmean Tmin k Tmax k Tmean k D Latent L
jan 14.1 32.9 23.5 287.1 305.9 296.5 1.74 582.6
feb 15.9 34.7 25.3 288.9 307.7 298.3 1.9 581.6
mar 18.9 38.1 28.5 291.9 311.1 301.5 2.3 579.8
apr 21.8 41.2 31.5 294.8 314.2 304.5 2.6 578.2
may 24.6 41.5 33.05 297.6 314.5 306.5 2.8 577.3
jun 25.1 40.3 32.7 298.1 313.3 305.7 2.78 577.5
jul 23.4 36.6 30 296.4 309.6 303 2.4 579.0
aug 22.6 35.1 28.85 295.6 308.1 301.8 2.3 579.6
sep 22.3 36.1 29.25 295.3 309.2 302.25 2.34 579.4
oct 22 38.3 30.15 295 311.3 303.15 2.5 578.9
nov 18.4 36.7 27.55 291.4 309.7 300.55 2.2 580.3
dec 15.4 33.7 24.55 288.4 306.7 297.55 1.84 582.0
( BLANEY - GRIDDILE ) f = p( 0.46t + 8 ) PAN EVAPORATION ET = Kp*Ep ( PAN CLASS - A )
mon f ET p Kp( Case A ) Ep ET
jan 4.89 0.26 0.7 5 3.5
feb 5.11 0.26 0.7 6 4.2
mar 5.70 0.27 0.7 7 4.9
apr 6.30 0.28 0.7 8 5.6
may 6.73 0.29 0.7 9.5 6.65
jun 6.68 0.29 0.8 10 8
jul 6.32 0.29 0.8 12 9.6
aug 5.96 0.28 0.8 12 9.6
sep 6.01 0.28 0.8 13 10.4
oct 5.90 0.27 0.8 9.3 7.44
nov 5.37 0.26 0.8 9 7.2
dec 5.02 0.26 0.8 8.5 6.8
Y RH es ea N n n/N Ra Rs Rns
0.61 34 28.7 9.8 11.3 10 0.88 29.9 20.5 15.9
0.6 27 32.1 8.7 11.6 9.7 0.84 33.1 22 17.1
0.6 22 38.5 8.5 12 10.1 0.83 36.1 24.1 18.6
0.6 21 45.7 9.6 12.6 10.4 0.83 38.1 25.2 19.5
0.6 32 50.4 16.1 12.8 9.4 0.72 38.4 23.5 18.2
0.6 42 48.6 20.4 13 9 0.69 38.1 22.5 17.5
0.61 59 42.43 25 12.9 7.1 0.55 38.1 20 15.4
0.61 68 39 26.5 12.6 7.7 0.61 38 21 16.3
0.6 65 40.4 26.3 12.2 8.7 0.71 36.5 22.2 17.01
0.6 50 42.6 21.3 11.8 9.3 0.79 33.8 21.9 16.86
0.6 36 37.4 13.5 11.4 9.7 0.85 30.7 20.8 15.9
0.6 37 30.5 11.3 11.2 10 0.89 29 20.1 15.5
ENERGY BALANCE . ET = 1/L(Rn+G/1+B) COMBINTION METHOD
ET ET
3.672 32.03395
4.25952 37.13791
4.764787 41.79855
4.676659 41.67605
3.257798 34.21926
2.441146 35.96797
1.941754 25.87239
1.791936 18.98756
1.665619 16.63273
1.924128 19.10828
2.966976 29.18222
3.260736 28.06257
Rso Rnl Rn G U2 kmda U2 m s Uday ra f(u)
22.7 3.3 12.5 1.25 191 2.21 1.47 94.12 2.9
25.1 2.31 14.5 1.45 191 2.21 1.47 94.12 2.9
27.4 2.41 16.22 1.622 191 2.21 1.47 94 2.9
28.87 3.53 15.92 1.592 164 1.9 1.27 109.5 2.64
29.11 7.08 11.09 1.109 164 1.9 1.27 109.5 2.6
28.88 9.17 8.31 0.831 273 3.16 2.11 65.8 3.7
28.88 8.73 6.61 0.661 273 3.16 2.11 65.8 3.7
28.82 10.17 6.1 0.61 246 2.85 1.9 72.9 3.4
27.7 11.34 5.67 0.567 164 1.9 1.27 109.2 2.64
25.7 10.31 6.55 0.655 109 1.27 0.84 165.2 2.1
23.2 5.85 10.1 1.01 164 1.9 1.27 109.2 2.6
21.91 4.46 11.1 1.11 164 1.9 1.27 109.2 2.6
FAO 24
ET W
23.48 0.74
27.31 0.76
30.86 0.79
30.80 0.81
24.87 0.82
25.36 0.82
18.34 0.80
13.73 0.79
12.11 0.80
13.94 0.81
21.25 0.79
20.65 0.75
Specific Energy Curve
6
Specific Energy& critical depth
4
Yc
E 3
EQ53 m3/s
EQ55 m3/s
2
0
5.5 5 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0
Water Depth
E Y Yc EQ35 EQ55 A
#DIV/0! 0 #DIV/0! #DIV/0! 0.5 0
1.1 0.5 0.7 2.22 4.78 6
1.1 1 0.8 1.43 2.07 12
1.6 1.5 1.0 1.69 1.975556 18
Column C
2.0 2 1.4 2.11 2.2675 24
Column D
2.5 2.5 1.7 2.57 2.6712 30
Column E
3.0 3 2.0 3.05 3.118889 36
Column F
3.5 3.5 2.3 3.54 3.587347 42
4.0 4 2.7 4.027 4.066875 48
4.5 4.5 3.0 4.52 4.55284 54
5.0 5 3.3 5.02 5.0428 60
5.5
Y Yc E EQ35 EQ35 Yc
0 0 0 2 4 0
0.5 0.7 0.6 2.22 4.78 0.5
1 1.43 1.1 1.43 2.07 0.761053
1.5 2 1.562924 1.691111 1.975556 1.041949
2 2.6 2.035395 2.1075 2.2675 1.35693
2.5 3.2 2.522653 2.5688 2.6712 1.681768
3 3.8 3.015731 3.047778 3.118889 2.010487 Column C
3.5 4.3 3.511557 3.535102 3.587347 2.341038 Column D
4 4.008849 4.026875 4.066875 2.672566 Column E
4.5 4.506992 4.521235 4.55284 3.004661 Column F
5 5.005663 5.0172 5.0428 3.337109
6 5 4
Y EQ35 EQ35 E
0 0.5 0.5 0
0.5 2.22 4.78 1.2
1 1.43 2.07 1.141579
1.5 1.691111 1.975556 1.562924
2 2.1075 2.2675 2.035395
2.5 2.5688 2.6712 2.522653
3 3.047778 3.118889 3.015731
3.5 3.535102 3.587347 3.511557
4 4.026875 4.066875 4.008849
4.5 4.521235 4.55284 4.506992
5 5.0172 5.0428 5.005663
6
4
Column C
Column D 3
Column E
Column F 2
0
5.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5
0
6 5 4 3 2 1 0
