18 Computation of Hydrological Data
407
0.9
0.8
C 0.7
II>
·0 0.6
:e II> 0 0.5
u
c: 0.4
.2
n;
! 0.3
0
u 0.2
0.1
0
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
Cloud Height Threshold [ km]
Fig. 18.3. Correlation between rainfall accumulation and fraction of area covered by clouds
above various height (temperature) thresholds (acc. to Arkin, 1979)
1000
Florida (Summer) ( Gagin
and Lopenz, 1981)
- East Coast (Summer)
[Konrad, 1977]
:c
Midwest (Summer) [Wilk
/
E 100
and Dooley, 1980)
~~,
,
.§.
- Midwest (Spring) [Negri
and Adler!, 1981 ]
~
"
~
/
nI
"" /
a::
,
~
,
c:
10
/
·ii
a::
/
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16
Cloud Top Hight [km]
Fig. 18.4. Maximum rainfall rate as a function of cloud top height in various regions of North
America (acc. to Adler et al. 1984)