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

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CXUS55 KLOT 070700
CF6RFD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   ROCKFORD IL
                                          MONTH:     DECEMBER
                                          YEAR:      2016
                                          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  40  35  38   7  27   0 0.01    T    0 12.0 21 290   M    M  10 1      27 260
 2  38  32  35   5  30   0 0.05    T    0  8.1 15 330   M    M  10 14     19 320
 3  37  31  34   4  31   0 0.00  0.0    0  6.1 12 310   M    M  10        16 300
 4  34  29  32   3  33   0 0.48  5.3    0  7.2 14 280   M    M  10 12     20 260
 5  34  30  32   3  33   0    T    T    0 10.8 20 180   M    M  10 12     25 280
 6  35  25  30   2  35   0    T  0.0    2  8.8 22 280   M    M   7 12     27 270
================================================================================
SM  218  182       189   0  0.54     5.3  53.0          M       57
================================================================================
AV 36.3 30.3                               8.8 FASTST   M    M  10    MAX(MPH)
                                 MISC ---->  # 22 280               # 27  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:    DECEMBER
                                          YEAR:     2016
                                          LATITUDE:   42 12 N
                                          LONGITUDE:  89  6 W

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

AVERAGE MONTHLY: 33.3   TOTAL FOR MONTH:   0.54    1 = FOG OR MIST
DPTR FM NORMAL:   3.8   DPTR FM NORMAL:    0.08    2 = FOG REDUCING VISIBILITY
HIGHEST:    40 ON  1    GRTST 24HR  0.48 ON  4- 4      TO 1/4 MILE OR LESS
LOWEST:     25 ON  6                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   5.3 INCHES  5 = HAIL
                        GRTST 24HR   5.3 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   2 ON  6     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:   3
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   1
MIN 32 OR BELOW:   5    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   189    CLEAR  (SCALE 0-3)   0
DPTR FM NORMAL   -23    PTCLDY (SCALE 4-7)   1
TOTAL FM JUL 1  1058    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL  -489

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1  1103    HIGHEST SLP M ON M
DPTR FM NORMAL   283    LOWEST  SLP 29.68 ON  1

[REMARKS]



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