WMOD00161

• Contract/Permit #: 2003-01
• Applicant: Don Griffith, North American Weather Consultants
• Sponsor Name: Gunnison County, Dos Rios Water System, Upper Gunnison WCD, Gunnison, etc.
• Project Name: unnison WM Record of Decision
• Title: Gunnison County Weather Modification Record of Decision
• Date: 12/5/2002
• County: Gunnison
• State: CO
• Country: United States
• Weather Modification - Doc Type: Record of Decision

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. Table 4. Storm Statistics by 700-mb Wind Direction Sector
.. See Table 3 for description of parameters
..
. 700-mb dir Total 0-22 23-45 46-68 69-90 91-112 113-135 136-158
# Sndgs 166 9 4 0 0 I 0 2
.. Mean wind 21.3 19.2 19.8 nla 'nla nla nla nla
lit Mean temp -4.1 -4.7 -5.5 nla nla nla nla nla
,. % < or=-5C 46% 67% 50% nla nla nla nla nla
% < or=-2C 81% 78% 100% nla nla nla nla nla
.
. Stability 72,49,45 3,3,3 0,2,2 0 0 0,0, I 0 0,2,0
. # Per Season
. Total 12.8 0.7 0.3 0.0 0.0 0.1 0.0 0.2
# ,5C or colder 5.9 0.5 0.2 0.0 0.0 0.0 0.0 0.1
. # ,2C or colder 10.4 0.6 0.3 0.0 0.0 0.1 0.0 0.1
. Seedable 7.6 0.4 0.2 0.0 0.0 0.0 0.0 0.1
" 700-mb dir 159-180 181-202 203-225 226-248 249-270 271-292 293-315 316-337
.
" # Sndgs 5 15 25 32 35 10 18 3
8t Mean wind 16.6 20.3 19.9 26.3 23.3 22.7 15.6 21.7
Mean temp -8.0 -2.2 -2.7 -4.6 -4.7 -3.9 -4.1 -6.3
. %<or=-5C 40% 13% 28% 56% 51% 60% 50% 67%
\0 % <or= -2C 80% 47% 76% 91% 100% 70% 72% 100%
. Stability 0,1,4 8,2,5 8, 10,7 17,8,7 17,13,8 7, 1,2 9,5,4 2,0, I
!9 # Per Season
. Total 0.3 1.2 1.9 2.5 2.7 0.8 1.4 0.2
fI # -5C or colder 0.1 0.3 0.7 1.2 1.4 0.4 0.7 0.1
II # -2C or colder 0.2 0.7 1.5 2.3 2.5 0.7 1.0 0.2
Seedable 0.1 0.5 1.1 1.8 2.0 0.6 0.8 0.2
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to 700-mb dir 338-359
. # Sndgs 7
. Mean wind 18.9
. Mean temp -3.0
%<or=-5C 43%
It % < or = -2C 57%
lD Stability 3,4,0
!J
# Per Season
. Total 0.5
II # ,5C or colder 0.3
# ,2C or colder 0.4
~ Seedable 0.3
" 5
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