WFO Monthly/Daily Climate Data
Issued by NWS

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000
CXUS53 KDMX 250920
CF6MIW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   MARSHALLTOWN IA
                                          MONTH:     MAY
                                          YEAR:      2017
                                          LATITUDE:   42  6 N
                                          LONGITUDE:  92 55 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  48  41  45 -10  20   0 0.32  0.0    0 16.8 31 300   M    M   9 1      36 290
 2  62  37  50  -5  15   0 0.00  0.0    0 16.1 28 320   M    M   1        35 310
 3  60  33  47  -8  18   0 0.00  0.0    0  6.2 15 140   M    M   0        21 160
 4  69  36  53  -3  12   0 0.00  0.0    0 11.3 25 360   M    M   2        32  10
 5  74  38  56   0   9   0 0.00  0.0    0  8.0 22 350   M    M   0        27 360
 6  70  45  58   2   7   0 0.00  0.0    0 11.4 25 300   M    M   0        35 300
 7  75  40  58   1   7   0 0.00  0.0    0  6.7 15 110   M    M   0        21 110
 8  81  49  65   8   0   0    T  0.0    0 12.7 21 190   M    M   1 3      25 190
 9  76  54  65   7   0   0 0.00  0.0    0  8.5 16 290   M    M   1 18     20 290
10  66  55  61   3   4   0 0.78  0.0    0 10.8 22  80   M    M   8 13     26  80
11  72  49  61   3   4   0 0.00  0.0    0  8.6 20 360   M    M   1 1      24 360
12  74  43  59   0   6   0 0.00  0.0    0  8.6 21  30   M    M   0        26  50
13  81  50  66   7   0   1 0.00  0.0    0  9.7 20 210   M    M   0        23 220
14  83  55  69  10   0   4 0.00  0.0    0 11.9 23 190   M    M   1        29 190
15  89  62  76  16   0  11 0.00  0.0    0 11.9 26 190   M    M   1        34 190
16  87  62  75  15   0  10 0.16  0.0    0 16.2 30 180   M    M   1 13     36 180
17  80  57  69   9   0   4 1.10  0.0    0 16.5 39 180   M    M   5 13     69 210
18  63  51  57  -4   8   0    T  0.0    0 16.0 28 260   M    M   9 1      35 260
19  51  45  48 -13  17   0 0.53  0.0    0 17.8 26 100   M    M  10 13     36 110
20  62  44  53  -9  12   0 0.54  0.0    0 15.5 30 100   M    M   9 1      38 110
21  52  44  48 -14  17   0    T  0.0    0 16.2 26 270   M    M   9 1      37 270
22  71  43  57  -5   8   0 0.27  0.0    0 12.3 22 250   M    M   3 13     26 250
23  61  48  55  -8  10   0 0.11  0.0    0  8.0 18 300   M    M   7 1      24 300
24  64  46  55  -8  10   0 0.03  0.0    0 10.9 18  20   M    M   7 1      22  30
================================================================================
SM 1671 1127       184  30  3.84     0.0 288.6          M       85
================================================================================
AV 69.6 47.0                              12.0 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->  # 39 180               # 69  210
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  MARSHALLTOWN IA
                                          MONTH:    MAY
                                          YEAR:     2017
                                          LATITUDE:   42  6 N
                                          LONGITUDE:  92 55 W

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

AVERAGE MONTHLY: 58.3   TOTAL FOR MONTH:   3.84    1 = FOG OR MIST
DPTR FM NORMAL:  -0.5   DPTR FM NORMAL:    0.72    2 = FOG REDUCING VISIBILITY
HIGHEST:    89 ON 15    GRTST 24HR  1.26 ON 16-17      TO 1/4 MILE OR LESS
LOWEST:     33 ON  3                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR     0.0         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:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.   184    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL     8    PTCLDY (SCALE 4-7)   4
TOTAL FM JUL 1  5793    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL -1168

[CDD (BASE 65) ]
TOTAL THIS MO.    30
DPTR FM NORMAL     3    [PRESSURE DATA]
TOTAL FM JAN 1    34    HIGHEST SLP M ON M
DPTR FM NORMAL     3    LOWEST  SLP 29.31 ON 17

[REMARKS]


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