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

                                          STATION:   DETROIT
                                          MONTH:     OCTOBER
                                          YEAR:      2003
                                          LATITUDE:   42 13 N                   
                                          LONGITUDE:  83 20 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  54  35  45 -13  20   0 0.01  0.0    0 11.0 28 280   M    M   5        37 270
 2  52  34  43 -15  22   0 0.00  0.0    0  8.7 17 310   M    M   4        23 330
 3  54  35  45 -12  20   0 0.20  0.0    0 16.4 33 220   M    M   9 1      40 200
 4  53  39  46 -11  19   0 0.00  0.0    0 10.4 21 280   M    M   8        26 280
 5  56  33  45 -11  20   0 0.00  0.0    0  4.8 14 320   M    M   5        18 310
 6  59  35  47  -9  18   0 0.00  0.0    0  2.5  9 180   M    M   1        14 320
 7  69  37  53  -2  12   0 0.00  0.0    0  4.6 13 180   M    M   0 18     17 220
 8  80  49  65  10   0   0 0.00  0.0    0  6.3 14 240   M    M   0 18     20 230
 9  74  51  63   8   2   0 0.00  0.0    0  2.5 12 130   M    M   6 18     14 140
10  73  57  65  11   0   0 0.00  0.0    0  3.2  9 120   M    M   7 18     13 100
11  74  52  63   9   2   0 0.00  0.0    0  4.6 12 150   M    M   2 128    15 130
12  69  51  60   7   5   0    T  0.0    0 10.7 23 280   M    M   4 18     28 280
13  70  42  56   3   9   0 0.00  0.0    0  5.0 16 230   M    M   1 1      21 210
14  54  48  51  -2  14   0 1.78  0.0    0  8.8 28 320   M    M   8 1      36 320
15  59  43  51  -1  14   0 0.00  0.0    0 15.0 26 280   M    M   4        35 270
16  58  42  50  -2  15   0 0.00  0.0    0  5.7 14 270   M    M   8        18 270
17  57  33  45  -6  20   0 0.00  0.0    0  6.0 17 290   M    M   5        21 290
18  60  42  51   0  14   0 0.00  0.0    0  9.9 24 220   M    M   7        29 210
19  59  41  50  -1  15   0 0.00  0.0    0  4.6 12  10   M    M   5 18     15 360
20  76  39  58   8   7   0 0.00  0.0    0 13.4 31 230   M    M   5 1      39 230
21  66  46  56   6   9   0 0.01  0.0    0 12.6 22 320   M    M   7        28 310
22  46  39  43  -6  22   0 0.00  0.0    0 10.1 17  10   M    M  10        22  10
23  49  35  42  -7  23   0 0.00  0.0    0  5.7 13 310   M    M   9        15 350
24  56  39  48  -1  17   0 0.00  0.0    0  7.8 17 190   M    M   7        20 210
25  52  47  50   2  15   0 0.32  0.0    0  4.1 10 310   M    M  10 1      15 310
26  55  40  48   0  17   0 0.22  0.0    0  8.3 17 260   M    M   9 1      22 260
27  49  37  43  -5  22   0 0.00  0.0    0  8.0 17 220   M    M   9        20 230
28  49  38  44  -3  21   0 0.18  0.0    0 11.7 22 180   M    M  10 1      25 170
29  47  35  41  -6  24   0 0.02  0.0    0 10.0 20 250   M    M   7 1      23 240
30  64  42  53   6  12   0    T  0.0    0  7.8 15 140   M    M   5        20 130
31  73  53  63  17   2   0 0.00  0.0    0 12.8 24 210   M    M   7 8      29 220
================================================================================
SM 1866 1289       432   0  2.74     0.0 253.0          M      184              
================================================================================
AV 60.2 41.6                               8.2 FASTST  PSBL  %   6    MAX(MPH)  
                                 MISC ---->    33 220                 40  200   
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

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

                                          STATION:  DETROIT
                                          MONTH:    OCTOBER
                                          YEAR:     2003
                                          LATITUDE:   42 13 N                   
                                          LONGITUDE:  83 20 W                   

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

AVERAGE MONTHLY: 50.9   TOTAL FOR MONTH:   2.74    1 = FOG                      
DPTR FM NORMAL:  -1.0   DPTR FM NORMAL:    0.51    2 = FOG REDUCING VISIBILITY  
HIGHEST:    80 ON  8    GRTST 24HR  1.78 ON 14-14      TO 1/4 MILE OR LESS      
LOWEST:     33 ON 17, 5                            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:   8                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   5                                  
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.   432    CLEAR  (SCALE 0-3)   5                                  
DPTR FM NORMAL     6    PTCLDY (SCALE 4-7)  16                                  
SEASONAL TOTAL   534    CLOUDY (SCALE 8-10) 10                                  
DPTR FM NORMAL   -25                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.     0                                                            
DPTR FM NORMAL    -6    [PRESSURE DATA]                                         
SEASONAL TOTAL   663    HIGHEST SLP 30.29 ON  2                                 
DPTR FM NORMAL   -73    LOWEST  SLP 29.28 ON 14                                 

[REMARKS]