WFO Monthly/Daily Climate Data
Issued by NWS Chicago, IL

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000
CXUS55 KLOT 230700
CF6RFD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCKFORD IL
                                          MONTH:     APRIL
                                          YEAR:      2017
                                          LATITUDE:   42 12 N
                                          LONGITUDE:  89  6 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  60  30  45   1  20   0 0.00  0.0    0  1.7  8 130   M    M   5 1       9 130
 2  58  44  51   7  14   0 0.03  0.0    0  6.7 17 170   M    M  10        21 160
 3  57  47  52   8  13   0 0.39  0.0    0 10.0 20  30   M    M  10 1      22  30
 4  56  42  49   4  16   0 0.05  0.0    0  6.5 17  20   M    M  10 1      20 330
 5  48  38  43  -2  22   0 0.91    T    0 16.3 29  30   M    M  10 1      36  30
 6  55  39  47   1  18   0 0.01  0.0    0 17.1 26 350   M    M   8        34 360
 7  58  31  45  -1  20   0 0.00  0.0    0  7.1 17  20   M    M   4        20 360
 8  71  36  54   8  11   0 0.00  0.0    0 14.6 26 180   M    M   7        32 170
 9  76  55  66  19   0   1 0.00  0.0    0 15.9 31 180   M    M  10        39 190
10  73  45  59  12   6   0 0.49  0.0    0 10.8 30 260   M    M   9 13     39 280
11  51  38  45  -3  20   0 0.00  0.0    0 10.5 22 310   M    M   8        27 290
12  66  34  50   2  15   0    T  0.0    0  6.2 21 100   M    M   6 1      27 100
13  63  43  53   5  12   0 0.23  0.0    0 11.8 18  60   M    M   7        24 120
14  71  46  59  10   6   0 0.06  0.0    0 10.4 18 170   M    M  10 3      24 140
15  82  60  71  22   0   6 1.53  0.0    0 14.8 31 270   M    M   9 13     41 260
16  72  49  61  11   4   0 0.29  0.0    0 12.1 24 310   M    M   7 13     32 320
17  72  42  57   7   8   0 0.00  0.0    0  6.3 17  80   M    M   3        31 290
18  75  43  59   9   6   0 0.00  0.0    0 11.9 28 190   M    M   8        34 200
19  68  49  59   8   6   0 0.12  0.0    0  8.3 21  80   M    M  10 138    27 110
20  66  49  58   7   7   0    T  0.0    0 15.2 29 350   M    M  10 3      41 290
21  58  40  49  -3  16   0 0.00  0.0    0 12.7 21  50   M    M   8        28  20
22  65  38  52   0  13   0 0.00  0.0    0  6.4 15  60   M    M   5        24  70
================================================================================
SM 1421  938       253   7  4.11    T    233.3          M      174
================================================================================
AV 64.6 42.6                              10.6 FASTST   M    M   8    MAX(MPH)
                                 MISC ---->  # 31 180               # 41  260
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  ROCKFORD IL
                                          MONTH:    APRIL
                                          YEAR:     2017
                                          LATITUDE:   42 12 N
                                          LONGITUDE:  89  6 W

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

AVERAGE MONTHLY: 53.6   TOTAL FOR MONTH:   4.11    1 = FOG OR MIST
DPTR FM NORMAL:   5.8   DPTR FM NORMAL:    1.67    2 = FOG REDUCING VISIBILITY
HIGHEST:    82 ON 15    GRTST 24HR  1.82 ON 15-16      TO 1/4 MILE OR LESS
LOWEST:     30 ON  1                               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:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   2    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   253    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL  -128    PTCLDY (SCALE 4-7)  12
TOTAL FM JUL 1  5129    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL -1116

[CDD (BASE 65) ]
TOTAL THIS MO.     7
DPTR FM NORMAL     7    [PRESSURE DATA]
TOTAL FM JAN 1     7    HIGHEST SLP M ON M
DPTR FM NORMAL     7    LOWEST  SLP 29.41 ON  3

[REMARKS]


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