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

                                          STATION:   DETROIT
                                          MONTH:     JUNE
                                          YEAR:      2004
                                          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  76  55  66   1   0   1 0.01  0.0    0 11.3 26 280   M    M   6 3      40 280
 2  68  55  62  -4   3   0 0.13  0.0    0  7.3 20 230   M    M   7 1      22 230
 3  74  50  62  -4   3   0 0.00  0.0    0  6.3 14 110   M    M   2 1       M  M 
 4  71  46  59  -7   6   0 0.00  0.0    0  5.8 13 170   M    M   2        17  10
 5  74  48  61  -5   4   0 0.00  0.0    0  4.8 14 180   M    M   3        16 190
 6  79  58  69   2   0   4 0.00  0.0    0  7.9 20 210   M    M   7 18     23 240
 7  84  61  73   6   0   8 0.00  0.0    0  9.9 20 200   M    M   3 18     24 220
 8  90  65  78  11   0  13 0.00  0.0    0 10.4 22 210   M    M   1 18     28 220
 9  90  68  79  11   0  14 0.68  0.0    0  8.9 38 270   M    M   7 138    47 270
10  70  58  64  -4   1   0 0.44  0.0    0  7.0 14  40   M    M  10 18     18  30
11  65  54  60  -8   5   0 0.30  0.0    0  8.6 18  60   M    M   9 1      23  50
12  73  57  65  -3   0   0 0.03  0.0    0  7.2 21  90   M    M   9        29  90
13  82  62  72   3   0   7 0.06  0.0    0  7.5 18 220   M    M   9 138    29 220
14  83  65  74   5   0   9 0.17  0.0    0 10.9 36 240   M    M   4 138    45 270
15  84  64  74   5   0   9 0.00  0.0    0  5.1 14 100   M    M   5        16  90
16  76  65  71   2   0   6 0.64  0.0    0  5.8 14 160   M    M   8 13     15 170
17  85  68  77   8   0  12 0.26  0.0    0  7.0 16 280   M    M   8 1238   18 300
18  80  69  75   5   0  10    T  0.0    0  9.3 18 330   M    M   8 1      23 330
19  69  55  62  -8   3   0    T  0.0    0 10.4 25 360   M    M   7        31  10
20  72  49  61  -9   4   0 0.00  0.0    0  6.4 16 230   M    M   3        20 240
21  77  56  67  -3   0   2 0.06  0.0    0  6.9 20 210   M    M   7 1      24 190
22  75  57  66  -5   0   1 0.00  0.0    0 10.4 22 250   M    M   7 1      26 260
23  80  50  65  -6   0   0 0.00  0.0    0 10.5 22 230   M    M   2        25 250
24  76  54  65  -6   0   0 0.03  0.0    0 13.2 32 240   M    M   6 13     37 240
25  69  53  61 -10   4   0 0.00  0.0    0  5.2 15 160   M    M   5 8      16 160
26  73  53  63  -8   2   0 0.00  0.0    0  9.3 17 300   M    M   4        29 280
27  76  52  64  -8   1   0 0.00  0.0    0  8.1 20 310   M    M   4        25 280
28  74  58  66  -6   0   1 0.05  0.0    0  6.0 14 270   M    M   8 18     17 300
29  81  54  68  -4   0   3 0.00  0.0    0 11.0 24 250   M    M   2 8      29 250
30  84  58  71  -1   0   6 0.00  0.0    0  8.5 17 230   M    M   4 8      21 250
================================================================================
SM 2310 1717        36 106  2.86     0.0 246.9          M      167              
================================================================================
AV 77.0 57.2                               8.2 FASTST  PSBL  %   6    MAX(MPH)  
                                 MISC ---->    38 270                 47  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:  DETROIT
                                          MONTH:    JUNE
                                          YEAR:     2004
                                          LATITUDE:   42 13 N                   
                                          LONGITUDE:  83 20 W                   

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

AVERAGE MONTHLY: 67.1   TOTAL FOR MONTH:   2.86    1 = FOG                      
DPTR FM NORMAL:  -1.9   DPTR FM NORMAL:   -0.69    2 = FOG REDUCING VISIBILITY  
HIGHEST:    90 ON  9, 8 GRTST 24HR  1.02 ON  9-10      TO 1/4 MILE OR LESS      
LOWEST:     46 ON  4                               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:  13                                  
MAX 90 OR ABOVE:   2    0.10 INCH OR MORE:   7                                  
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.    36    CLEAR  (SCALE 0-3)   8                                  
DPTR FM NORMAL    -5    PTCLDY (SCALE 4-7)  14                                  
SEASONAL TOTAL  5962    CLOUDY (SCALE 8-10)  8                                  
DPTR FM NORMAL  -455                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.   106                                                            
DPTR FM NORMAL   -39    [PRESSURE DATA]                                         
SEASONAL TOTAL   171    HIGHEST SLP 30.28 ON  4                                 
DPTR FM NORMAL   -22    LOWEST  SLP 29.57 ON  1                                 

[REMARKS]