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000
CXUS53 KDLH 011808
CF6DLH
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   DULUTH MN
                                          MONTH:     APRIL
                                          YEAR:      2011
                                          LATITUDE:   46 49 N
                                          LONGITUDE:  92 11 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  36  29  33   1  32   0 0.17  1.8    2  5.6 10 310   M    M  10 1268   14 290
 2  48  33  41   8  24   0    T    T    1  7.2 15 320   M    M   7        22 300
 3  38  32  35   2  30   0 0.46  3.1    1 13.9 31 110   M    M  10 128    37 100
 4  40  28  34   0  31   0 0.05  0.5    3 13.6 29 340   M    M   7 1      43 350
 5  45  25  35   1  30   0    T  0.0    T  8.5 17 240   M    M   4        23 260
 6  40  30  35   0  30   0 0.00  0.0    T  6.9 12 140   M    M   3 1      15 150
 7  57  28  43   8  22   0 0.00  0.0    T  7.0 14 120   M    M   5        17 120
 8  58  36  47  11  18   0 0.00  0.0    0  7.6 14  90   M    M   1        18 160
 9  56  38  47  11  18   0 0.02  0.0    0  6.9 17 160   M    M   8 13     22 160
10  47  39  43   7  22   0 0.36  0.0    0 12.1 29 110   M    M  10 123    37 300
11  58  41  50  13  15   0 0.03  0.0    0 12.0 26 310   M    M   4 1      37 320
12  65  36  51  14  14   0 0.00  0.0    0  9.3 22 230   M    M   1        28 200
13  53  29  41   3  24   0 0.03  0.0    0 11.9 20 310   M    M   4        25 330
14  31  24  28 -10  37   0    T    T    0 19.0 29  80   M    M   4        36  90
15  36  28  32  -7  33   0 0.02  0.2    0 26.2 37  70   M    M   8 19     49  60
16  37  26  32  -7  33   0 0.35  3.2    2 14.5 28 310   M    M   9 189    39 320
17  36  24  30 -10  35   0 0.01    T    1 12.7 24 310   M    M   6 9      31 320
18  37  24  31  -9  34   0 0.01    T    T  4.8 10 120   M    M   7 1      12 110
19  39  26  33  -8  32   0 0.00  0.0    0 12.3 23  80   M    M   3        29  80
20  44  29  37  -4  28   0    T    T    0  6.1 17 300   M    M   8 8      23 320
21  48  26  37  -5  28   0 0.02  0.0    0  8.4 17 200   M    M   3        22 200
22  42  32  37  -5  28   0 0.47  0.4    T 12.7 25  80   M    M  10 1      33  70
23  48  32  40  -2  25   0 0.04  0.2    T  6.5 15 340   M    M   8 1      21 360
24  60  31  46   3  19   0 0.00  0.0    0 11.8 26 240   M    M   2        32 250
25  65  38  52   9  13   0 0.00  0.0    0 10.7 23  80   M    M   2        31  70
26  47  33  40  -4  25   0 0.29    T    0 19.2 35  70   M    M   7 1      47  80
27  36  31  34 -10  31   0 0.25  1.0    T  8.7 17  20   M    M  10 18     25  20
28  55  33  44  -1  21   0 0.10  0.2    0  7.0 14  10   M    M   6 1      20 350
29  61  32  47   2  18   0 0.00  0.0    0  7.4 16 100   M    M   0        22 170
30  47  42  45  -1  20   0 1.11  0.0    0 15.1 28 200   M    M   9 1      37 210
================================================================================
SM 1410  935       770   0  3.79    10.6 325.6          M      176
================================================================================
AV 47.0 31.2                              10.9 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->  # 37  70               # 49   60
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  DULUTH MN
                                          MONTH:    APRIL
                                          YEAR:     2011
                                          LATITUDE:   46 49 N
                                          LONGITUDE:  92 11 W

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

AVERAGE MONTHLY: 39.1   TOTAL FOR MONTH:   3.79    1 = FOG OR MIST
DPTR FM NORMAL:   0.1   DPTR FM NORMAL:    1.70    2 = FOG REDUCING VISIBILITY
HIGHEST:    65 ON 25,12 GRTST 24HR  1.11 ON 30-30      TO 1/4 MILE OR LESS
LOWEST:     24 ON 18,17                            3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  10.6 INCHES  5 = HAIL
                        GRTST 24HR   3.2 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   3 ON  4     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:   1    0.01 INCH OR MORE:  18
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:  20    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   770    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   -17    PTCLDY (SCALE 4-7)  17
TOTAL FM JUL 1  8847    CLOUDY (SCALE 8-10)  7
DPTR FM NORMAL  -276

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.48 ON 14
DPTR FM NORMAL     0    LOWEST  SLP 29.19 ON 10

[REMARKS]
#FINAL-04-11#