Preliminary Local Climatological Data

Unofficial Preliminary Data

Please note this information is preliminary and subject to revision. Official and certified climate data can be accessed at the National Climatic Data Center - www.ncdc.noaa.gov.

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

                                          STATION:   GRAND RAPIDS MI
                                          MONTH:     JANUARY
                                          YEAR:      2015
                                          LATITUDE:   42 52 N                   
                                          LONGITUDE:  85 31 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
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  31  22  27   2  38   0 0.05  1.8    T 20.0 32 250   1    0   9 1      41 250
 2  32  21  27   2  38   0 0.00  0.0    1  7.4 17 270 268   49   8        23 250
 3  33  22  28   3  37   0 0.47  0.3    0  7.1 16 100   0    0   9 16     19 110
 4  33  12  23  -2  42   0 0.21  2.2    T 12.7 25 300   0    0  10 1268   33 310
 5  12   5   9 -16  56   0 0.05  1.3    2 13.5 23 300  33    6   9 1      28 270
 6  17   5  11 -14  54   0 0.18  3.2    3 11.9 26 270  12    2  10 19     32 250
 7  14   2   8 -17  57   0 0.02  0.5    5 14.9 26 330 358   65   6 189    35 330
 8  17   0   9 -16  56   0 0.24  5.2    9 18.1 29 200  50    9  10 189    39 310
 9  17   6  12 -12  53   0 0.20  4.1   10 15.9 26 280   3    1  10 189    35 300
10  16   8  12 -12  53   0 0.05  1.1   10 12.7 22 200  28    5  10 189    29 220
11  30  16  23  -1  42   0 0.04  0.5   10 10.9 16 210 165   30   8 1      22 190
12  28   5  17  -7  48   0    T    T    8 10.7 18  10 224   40   8 18     23  20
13  14  -5   5 -19  60   0 0.00  0.0    6  6.2 17  90 561  100   0        19 100
14  20 -13   4 -20  61   0    T  0.1    6  7.2 16 200  17    3   7 18     20 200
15  33  14  24   0  41   0    T    T    6 12.7 22 230  81   14   9 18     27 240
16  33  18  26   2  39   0 0.00  0.0    6  8.3 15 320   0    0   7        19 310
17  43  17  30   6  35   0 0.03  0.0    5 14.5 25 250  11    2   7 8      33 250
18  37  32  35  11  30   0 0.03    T    3 11.4 20 240   1    0   9 18     25 230
19  34  29  32   8  33   0    T    T    3  4.8 10  10   0    0  10        14  20
20  31  26  29   5  36   0 0.07  0.9    3  8.5 14  70   0    0  10 1      15  70
21  28  24  26   2  39   0 0.14  1.4    3  6.0 14  60   0    0  10 126    16  60
22  31  24  28   4  37   0 0.01  0.1    4  6.3 14 230  90   16   9 1      16 230
23  32  26  29   5  36   0 0.00  0.0    4 14.0 22 230   0    0  10 8      28 220
24  38  29  34  10  31   0    T    T    4  8.2 16 270   0    0  10 18     21 270
25  35  17  26   2  39   0    T    T    3 14.3 24  80  41    7   8 1      29  80
26  24   8  16  -8  49   0    T    T    3  6.1 15  60 355   61   6        19  60
27  29  13  21  -3  44   0 0.00  0.0    3  5.1 13  60 479   82   4        16  60
================================================================================
SM  742  383      1184   0  1.79    22.7 289.4         2778    223              
================================================================================
AV 27.5 14.2                              10.7 FASTST  103  18   8    MAX(MPH)  
                                 MISC ---->  # 32 250               # 41  250   
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

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

                                          STATION:  GRAND RAPIDS MI
                                          MONTH:    JANUARY
                                          YEAR:     2015
                                          LATITUDE:   42 52 N                   
                                          LONGITUDE:  85 31 W                   

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

AVERAGE MONTHLY: 20.8   TOTAL FOR MONTH:   1.79    1 = FOG OR MIST              
DPTR FM NORMAL:  -3.5   DPTR FM NORMAL:   -0.07    2 = FOG REDUCING VISIBILITY  
HIGHEST:    43 ON 17    GRTST 24HR  0.58 ON  3- 4      TO 1/4 MILE OR LESS      
LOWEST:    -13 ON 14                               3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:  22.7 INCHES  5 = HAIL                     
                        GRTST 24HR   5.2 ON   M    6 = FREEZING RAIN OR DRIZZLE 
                        GRTST DEPTH:  10 ON 11,10  7 = DUSTSTORM OR SANDSTORM:  
                                                       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:  18    0.01 INCH OR MORE:  15                                  
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6                                  
MIN 32 OR BELOW:  27    0.50 INCH OR MORE:   0                                  
MIN  0 OR BELOW:   3    1.00 INCH OR MORE:   0                                  

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.  1184    CLEAR  (SCALE 0-3)   1                                  
DPTR FM NORMAL    86    PTCLDY (SCALE 4-7)  10                                  
TOTAL FM JUL 1  3699    CLOUDY (SCALE 8-10) 16                                  
DPTR FM NORMAL   152                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.     0                                                            
DPTR FM NORMAL     0    [PRESSURE DATA]                                         
TOTAL FM JAN 1     0    HIGHEST SLP M ON M                                      
DPTR FM NORMAL     0    LOWEST  SLP 29.59 ON M                                  

[REMARKS]

Explaination of F6 Data


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