WMOD00282

• Sponsor Name: USBR Technical Serivce Center, River Systems & Meteorology Group
• Project Name: Snow Accumulation Algorithm for the WSR-88D Radar, Version 1
• Title: Snow Accumulation Algorithm for the WSR-88D Radar, Version 1
• Prepared For: USBR
• Prepared By: Arlin B. Super and Edmond W. Holroyd
• Date: 6/1/1996
• State: CO
• Weather Modification - Doc Type: Scientific Study

/
/
i'
. / .

DEN goges 1-3

Ze = 318 51.5
N = 196
R = 0.76
Ranges: 24-49 km

0.12

/
/
J .

"20.10

'-"

III
1: 0.08
::::s
o
E
e 0.06
>-
i:
::::s
o
oJ: 0.04

/
/
../

. ... .,....

Q)
0)
e
(:) 0.02

I J I I I
0.02 0.04 0.06 0.08 0.10
Radar-est. hourly amounts (in)

Figure 9. - Similar to figure 8 except the Cleveland ZB-S relationship of figure 3 is deliberately misapplied to Denver
gages No. 1 to 3.

0.00
0.00

~
I
1-
0.12

_-L-

0.14

CLE gages 1-2

Ze = 155 51.6
N = 378
R = 0.77
Ranges: 36-61 km

/

.........
.~ 0.12
'-"

III
-t-
c 0.10 "1
::::s .
o ~
E I

; o.oa 1
::::s 0.06
o
oJ:

/

/

/

/

/
. ~ .
/

Q) 0 04 -
0).
e
(:)
0.02

.. .Y
. "'" ..
.. ...t..._.
. - - -'" - . .
/
--. --... .
/
......----- ..
--.-.. .

0.00
0.00 0.02 0.04 0.06 0.08 0.10 0.12 0.14
Radar-est. hourly amounts (in)

Figure 10. - Similar to figure 9 except that the Denver Z.-S relationship of figure 8 is deliberately misapplied to
Cleveland gages No. 1 and 2.

36