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

                                          STATION:   DETROIT
                                          MONTH:     AUGUST
                                          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  86  65  76   2   0  11 0.60  0.0    0  7.0 30 270   M    M   6 1238   37 310
 2  81  63  72  -2   0   7 0.11  0.0    0  6.1 18 140   M    M   6 128    23 140
 3  76  66  71  -3   0   6 0.34  0.0    0  5.2 15 330   M    M   8 138    18 330
 4  80  61  71  -2   0   6 0.04  0.0    0  4.0 14 260   M    M   7 1238   17 250
 5  81  65  73   0   0   8 0.72  0.0    0  4.7 20 190   M    M   7 1238   21  10
 6  83  64  74   1   0   9 0.00  0.0    0  5.0 13 320   M    M   6 18     16 360
 7  85  66  76   3   0  11 0.01  0.0    0  4.7 14  70   M    M   3 18     18  70
 8  82  66  74   1   0   9 0.37  0.0    0  6.9 13  20   M    M   6 138    16  70
 9  82  64  73   0   0   8 0.00  0.0    0  7.9 14 350   M    M   5        16 360
10  78  63  71  -2   0   6 0.00  0.0    0  6.1 12 330   M    M   6        14 350
11  79  67  73   0   0   8    T  0.0    0  6.0 18  40   M    M   8 8      24  40
12  82  67  75   2   0  10 0.25  0.0    0  6.7 23  30   M    M   6 138    29  40
13  85  65  75   2   0  10 0.00  0.0    0  4.1 10  20   M    M   4 128    13  60
14  87  67  77   5   0  12 0.00  0.0    0  3.6 10 180   M    M   1 18      M  M 
15  82  72  77   5   0  12 0.45  0.0    0  4.1  9 230   M    M   3 138     M  M 
16  89  67  78   6   0  13 0.17  0.0    0  7.9 17 320   M    M   3 138    20 320
17  79  62  71  -1   0   6 0.00  0.0    0  8.0 15  20   M    M   2 18     20  20
18  79  58  69  -3   0   4 0.00  0.0    0  4.7 12 160   M    M   3 8      14 160
19  81  62  72   0   0   7 0.00  0.0    0  2.7 10 160   M    M   3 18     13 180
20  83  64  74   3   0   9 0.00  0.0    0  5.0 15 220   M    M   3 18     17 220
21  91  66  79   8   0  14 0.26  0.0    0 12.7 44 240   M    M   4 138    53 230
22  82  66  74   3   0   9 0.00  0.0    0  6.9 15  10   M    M   3 1      17 350
23  80  60  70  -1   0   5 0.00  0.0    0  6.7 15  40   M    M   3        20  50
24  77  58  68  -3   0   3 0.00  0.0    0  6.1 16 210   M    M   5 8      20 210
25  88  65  77   7   0  12 0.44  0.0    0  6.0 25 240   M    M   4 138    36 230
26  87  68  78   8   0  13 0.15  0.0    0 10.4 23 240   M    M   7 138    29 230
27  85  63  74   4   0   9 0.03  0.0    0  7.0 18 220   M    M   4 18     21 220
28  78  58  68  -2   0   3 0.00  0.0    0  6.3 15 170   M    M   3 1      18 180
29  79  67  73   4   0   8 0.36  0.0    0 10.6 18 240   M    M   7 138    22 230
30  74  59  67  -2   0   2 0.00  0.0    0  6.5 14  10   M    M   7        16  10
31  75  58  67  -2   0   2 0.07  0.0    0  4.8 13 180   M    M   8 1      15 180
================================================================================
SM 2536 1982         0 252  4.37     0.0 194.4          M      151              
================================================================================
AV 81.8 63.9                               6.3 FASTST  PSBL  %   5    MAX(MPH)  
                                 MISC ---->    44 240                 53  230   
================================================================================
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:    AUGUST
                                          YEAR:     2003
                                          LATITUDE:   42 13 N                   
                                          LONGITUDE:  83 20 W                   

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

AVERAGE MONTHLY: 72.9   TOTAL FOR MONTH:   4.37    1 = FOG                      
DPTR FM NORMAL:   1.1   DPTR FM NORMAL:    1.27    2 = FOG REDUCING VISIBILITY  
HIGHEST:    91 ON 21    GRTST 24HR  0.72 ON  5- 5      TO 1/4 MILE OR LESS      
LOWEST:     58 ON 31,28                            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:  16                                  
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:  12                                  
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2                                  
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  11                                  
DPTR FM NORMAL   -12    PTCLDY (SCALE 4-7)  17                                  
SEASONAL TOTAL     0    CLOUDY (SCALE 8-10)  3                                  
DPTR FM NORMAL   -12                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.   252                                                            
DPTR FM NORMAL    44    [PRESSURE DATA]                                         
SEASONAL TOTAL   609    HIGHEST SLP 30.42 ON 14                                 
DPTR FM NORMAL   -46    LOWEST  SLP 29.78 ON 21                                 

[REMARKS]