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 010930
CF6LSE
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LA CROSSE WI
                                          MONTH:     APRIL
                                          YEAR:      2009
                                          LATITUDE:   43 52 N
                                          LONGITUDE:  91 15 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  42  32  37  -5  28   0    T    T    0 12.8 24 240   M    M   9        35 200
 2  49  26  38  -4  27   0 0.00  0.0    0  6.3 12 340   M    M   1        14 340
 3  50  27  39  -4  26   0 0.00  0.0    0  7.4 16 310   M    M   3        21 290
 4  49  24  37  -6  28   0 0.00  0.0    0  3.5 13  40   M    M   4        17  60
 5  45  32  39  -5  26   0    T    T    0 13.1 23 350   M    M  10 18     31 340
 6  45  30  38  -6  27   0 0.00  0.0    0 14.3 28 350   M    M   1        36 340
 7  51  31  41  -4  24   0 0.00  0.0    0 12.6 21 310   M    M   0        25 310
 8  53  26  40  -5  25   0 0.00  0.0    0  7.3 17 290   M    M   1        22 310
 9  56  28  42  -4  23   0 0.00  0.0    0  5.0 12  10   M    M   0        15  10
10  56  30  43  -3  22   0 0.00  0.0    0  6.4 15  30   M    M   0        23  40
11  57  30  44  -2  21   0 0.00  0.0    0  3.8 10  30   M    M   0        13 330
12  59  34  47   0  18   0 0.00  0.0    0  7.4 16 130   M    M   0        22 130
13  54  40  47   0  18   0    T  0.0    0  8.3 20  50   M    M   5        26  60
14  65  42  54   6  11   0 0.00  0.0    0  7.3 15  30   M    M   5        22  20
15  68  30  49   1  16   0 0.00  0.0    0  4.3 15  70   M    M   0        26 150
16  72  39  56   7   9   0 0.00  0.0    0  6.3 14 210   M    M   0        21 200
17  73  39  56   7   9   0 0.00  0.0    0  5.3 12 210   M    M   0        15 180
18  75  45  60  10   5   0 0.03  0.0    0  6.0 16 210   M    M   2 1      22 200
19  56  40  48  -2  17   0 0.06  0.0    0  9.3 20 330   M    M  10 18     24 350
20  49  38  44  -6  21   0    T  0.0    0 15.3 28 320   M    M  10 1      36 320
21  59  38  49  -2  16   0 0.01  0.0    0 17.2 33 330   M    M   8        41 320
22  62  38  50  -1  15   0 0.00  0.0    0  8.3 21 330   M    M   1        24 320
23  76  46  61   9   4   0    T  0.0    0 16.0 29 180   M    M   2        37 180
24  90  52  71  19   0   6 0.07  0.0    0 15.6 35 230   M    M   2 138    45 230
25  52  43  48  -5  17   0 0.85  0.0    0  9.2 18 350   M    M   7 13     24 340
26  62  42  52  -1  13   0 1.33  0.0    0  7.0 17 180   M    M   8 13     24  60
27  60  41  51  -2  14   0 0.14  0.0    0  9.7 21 280   M    M   8 1      25 280
28  64  40  52  -2  13   0 0.00  0.0    0  9.7 17 110   M    M   0        24 110
29  64  46  55   1  10   0 0.01  0.0    0  9.2 18 150   M    M   7 8      24 140
30  69  51  60   5   5   0 0.01  0.0    0  8.7 22 270   M    M   8 18     28 280
================================================================================
SM 1782 1100       508   6  2.51    T    272.6          M      112
================================================================================
AV 59.4 36.7                               9.1 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 35 230               # 45  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:  LA CROSSE WI
                                          MONTH:    APRIL
                                          YEAR:     2009
                                          LATITUDE:   43 52 N
                                          LONGITUDE:  91 15 W

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

AVERAGE MONTHLY: 48.0   TOTAL FOR MONTH:   2.51    1 = FOG OR MIST
DPTR FM NORMAL:  -0.4   DPTR FM NORMAL:   -0.87    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON 24    GRTST 24HR  1.40 ON 26-27      TO 1/4 MILE OR LESS
LOWEST:     24 ON  4                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    T          5 = HAIL
                        GRTST 24HR    T  ON  5- 5  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   0           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:   9
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  12    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   508    CLEAR  (SCALE 0-3)  17
DPTR FM NORMAL   -13    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  7300    CLOUDY (SCALE 8-10)  4
DPTR FM NORMAL   200

[CDD (BASE 65) ]
TOTAL THIS MO.     6
DPTR FM NORMAL    -2    [PRESSURE DATA]
TOTAL FM JAN 1     6    HIGHEST SLP 30.46 ON 28
DPTR FM NORMAL    -2    LOWEST  SLP 29.38 ON  1

[REMARKS]
#FINAL-04-09#