Explanation of the Preliminary Monthly Climate Data (F6) Product

These data are preliminary and have not undergone final quality control by the National Climatic Data Center (NCDC). Therefore, these data are subject to revision. Final and certified climate data can be accessed at the NCDC - http://www.ncdc.noaa.gov.

WFO Monthly/Daily Climate Data


000
CXUS53 KARX 011421
CF6RST
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCHESTER
                                          MONTH:     APRIL
                                          YEAR:      2008
                                          LATITUDE:   43 55 N
                                          LONGITUDE:  92 30 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  38  28  33  -5  32   0 0.01  0.3    1 13.8 24 350   M    M   5 18     32 350
 2  45  25  35  -4  30   0 0.00  0.0    0  9.6 22 210   M    M   4 1      26 220
 3  50  33  42   3  23   0 0.00  0.0    0  6.0 12 170   M    M   3 1      14 150
 4  59  34  47   7  18   0    T  0.0    0 11.5 24 230   M    M   3 18     30 250
 5  64  38  51  11  14   0 0.00  0.0    0 17.6 29 210   M    M   0        36 190
 6  58  38  48   8  17   0 0.19  0.0    0 16.3 31 170   M    M   5 18     37 170
 7  38  33  36  -5  29   0    T    T    0 13.1 24 270   M    M  10 1      30 270
 8  39  30  35  -6  30   0 0.06  0.2    0  6.9 12 330   M    M   9 18     15  30
 9  41  33  37  -5  28   0    T    T    0  8.9 22 100   M    M   9 18     26 100
10  40  36  38  -4  27   0 1.20    T    0 22.6 32  70   M    M  10 1348   45  70
11  43  32  38  -5  27   0 0.24  0.1    0 15.1 24 100   M    M  10 1      30 100
12  34  28  31 -12  34   0    T  0.2    T 17.1 24 360   M    M  10 18     32 360
13  44  26  35  -9  30   0 0.00  0.0    0 11.2 20 360   M    M   0        25 340
14  51  29  40  -4  25   0 0.00  0.0    0  8.3 17 200   M    M   0        22 210
15  62  37  50   5  15   0 0.00  0.0    0 26.8 41 170   M    M   0 8      52 180
16  73  45  59  14   6   0 0.00  0.0    0 21.6 35 190   M    M   1        43 200
17  54  37  46   1  19   0 0.20  0.0    0 12.0 24  20   M    M   5 138    30  30
18  46  40  43  -3  22   0 0.89  0.0    0 14.9 24  40   M    M  10 1      31  40
19  51  43  47   1  18   0 0.01  0.0    0  8.3 14 340   M    M  10 128    16 340
20  70  46  58  11   7   0 0.00  0.0    0  7.0 16 120   M    M   5 128    21 120
21  76  47  62  15   3   0 0.04  0.0    0 13.3 23 150   M    M   3 138    31 140
22  63  41  52   4  13   0 0.03  0.0    0  9.7 20 310   M    M   5 13     23 320
23  74  38  56   8   9   0 0.00  0.0    0 11.9 22 160   M    M   0 8      28 140
24  63  51  57   9   8   0 0.86  0.0    0 13.7 18 310   M    M   8 138    22 320
25  66  32  49   0  16   0 0.37    T    0 15.1 36 240   M    M   9 123    43 240
26  45  32  39 -10  26   0    T    T    0 24.5 38 270   M    M   7        45 260
27  50  30  40 -10  25   0 0.07    T    0 10.8 24 250   M    M   2 18     31 240
28  41  32  37 -13  28   0    T    T    T 12.1 22 360   M    M   8 1      26 360
29  50  28  39 -12  26   0 0.00  0.0    0  4.7 12 190   M    M   2        17 210
30  63  34  49  -2  16   0 0.00  0.0    0 16.2 25 120   M    M   1        33 140
================================================================================
SM 1591 1056       621   0  4.17     0.8 400.6          M      154
================================================================================
AV 53.0 35.2                              13.4 FASTST  PSBL  %   5    MAX(MPH)
                                 MISC ---->  # 41 170               # 52  180
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  ROCHESTER
                                          MONTH:    APRIL
                                          YEAR:     2008
                                          LATITUDE:   43 55 N
                                          LONGITUDE:  92 30 W

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

AVERAGE MONTHLY: 44.1   TOTAL FOR MONTH:   4.17    1 = FOG OR MIST
DPTR FM NORMAL:  -0.6   DPTR FM NORMAL:    1.16    2 = FOG REDUCING VISIBILITY
HIGHEST:    76 ON 21    GRTST 24HR  1.20 ON 10-10      TO 1/4 MILE OR LESS
LOWEST:     25 ON  2                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.8 INCH    5 = HAIL
                        GRTST 24HR   0.3 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   1 ON  1     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:   0    0.01 INCH OR MORE:  13
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:  12    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   621    CLEAR  (SCALE 0-3)  11
DPTR FM NORMAL    12    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  7726    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL  -236

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL    -1    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.46 ON  2
DPTR FM NORMAL    -1    LOWEST  SLP 29.30 ON 11

[REMARKS]
#FINAL-04-08#