PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   FLINT
                                          MONTH:     SEPTEMBER
                                          YEAR:      2004
                                          LATITUDE:   42 58 N                   
                                          LONGITUDE:  83 44 W                   

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND 
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                          AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  79  52  66   1   0   1 0.00  0.0    0  3.3 10  90   M    M   3 12     12  90
 2  81  56  69   4   0   4 0.00  0.0    0  5.6 15 160   M    M   2 1      17 170
 3  84  59  72   7   0   7 0.00  0.0    0  5.0 12 190   M    M   3 18     15 180
 4  83  59  71   6   0   6 0.00  0.0    0  2.5  9 120   M    M   2 128    13 120
 5  83  64  74  10   0   9 0.00  0.0    0  6.5 13 160   M    M   5 18     17 170
 6  84  67  76  12   0  11 0.48  0.0    0 10.9 26 270   M    M   3 18     35 270
 7  75  57  66   2   0   1    T  0.0    0  7.9 16  60   M    M   4 1      21  60
 8  72  55  64   1   1   0 0.00  0.0    0 13.1 23  40   M    M   5        26  40
 9  72  51  62  -1   3   0 0.00  0.0    0  8.0 18  10   M    M   4 1      24  10
10  75  46  61  -2   4   0 0.00  0.0    0  2.2  8 170   M    M   0 1      10 250
11  79  51  65   3   0   0 0.00  0.0    0  5.8 13 200   M    M   0        14 200
12  83  55  69   7   0   4 0.00  0.0    0  4.6 10 210   M    M   2 18     13 210
13  83  55  69   7   0   4 0.00  0.0    0  5.5 15 160   M    M   0 18     17 150
14  84  63  74  13   0   9 0.00  0.0    0  9.2 17 170   M    M   1 18     22 200
15  83  65  74  13   0   9 0.00  0.0    0 11.0 20 160   M    M   1 18     24 180
16  76  52  64   3   1   0 0.22  0.0    0 10.5 22 260   M    M   5 1      26 270
17  65  50  58  -2   7   0 0.00  0.0    0  9.1 21  30   M    M   0        24  50
18  72  45  59  -1   6   0 0.00  0.0    0  4.4 13  50   M    M   0        16  40
19  71  42  57  -3   8   0 0.00  0.0    0  4.0 12  90   M    M   0 1      14  70
20  75  43  59   0   6   0 0.00  0.0    0  5.0 14 200   M    M   0        17 200
21  81  46  64   5   1   0 0.00  0.0    0  3.5 10 190   M    M   0        18 240
22  84  46  65   6   0   0 0.00  0.0    0  2.2  9 260   M    M   0 1      12 270
23  85  47  66   8   0   1 0.00  0.0    0  6.0 15 170   M    M   0 1      17 180
24  81  59  70  12   0   5 0.00  0.0    0  7.7 16 220   M    M   M 1      21 230
25  70  53  62   5   3   0 0.00  0.0    0  7.1 16 290   M    M   M        20 270
26  73  42  58   1   7   0 0.00  0.0    0  1.9  9 320   M    M   M 1      12 320
27  75  42  59   2   6   0 0.00  0.0    0  2.3 10 310   M    M   0 1      13 290
28  59  52  56   0   9   0 0.06  0.0    0 11.6 22  20   M    M   7        26  10
29  67  38  53  -3  12   0 0.00  0.0    0  7.4 13  50   M    M   5 1      18  40
30  70  35  53  -2  12   0 0.00  0.0    0  3.6 13 260   M    M   0 1      17 290
================================================================================
SM 2304 1547        86  71  0.76     0.0 187.4          M       52              
================================================================================
AV 76.8 51.6                               6.2 FASTST  PSBL  %   2    MAX(MPH)  
                                 MISC ---->    26 270                 35  270   
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  FLINT
                                          MONTH:    SEPTEMBER
                                          YEAR:     2004
                                          LATITUDE:   42 58 N                   
                                          LONGITUDE:  83 44 W                   

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16    

AVERAGE MONTHLY: 64.2   TOTAL FOR MONTH:   0.76    1 = FOG                      
DPTR FM NORMAL:   3.5   DPTR FM NORMAL:   -3.00    2 = FOG REDUCING VISIBILITY  
HIGHEST:    85 ON 23    GRTST 24HR  0.48 ON  6- 6      TO 1/4 MILE OR LESS      
LOWEST:     35 ON 30                               3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:   0.0 INCH    5 = HAIL                     
                        GRTST 24HR     0.0         6 = GLAZE OR RIME            
                        GRTST DEPTH:   0           7 = BLOWING DUST OR SAND:    
                                                       VSBY 1/2 MILE OR LESS    
                                                   8 = SMOKE OR HAZE            
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW             
                                                   X = TORNADO                  
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:   3                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2                                  
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   0                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.    86    CLEAR  (SCALE 0-3)  20                                  
DPTR FM NORMAL   -82    PTCLDY (SCALE 4-7)   7                                  
SEASONAL TOTAL   169    CLOUDY (SCALE 8-10)  0                                  
DPTR FM NORMAL   -40                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.    71                                                            
DPTR FM NORMAL    19    [PRESSURE DATA]                                         
SEASONAL TOTAL   446    HIGHEST SLP 30.48 ON 19                                 
DPTR FM NORMAL  -104    LOWEST  SLP 29.82 ON 16                                 

[REMARKS]