WFO Monthly/Daily Climate Data
Issued by NWS Sioux Falls, SD

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CXUS53 KFSD 011751
CF6FSD

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

                                          STATION:   SIOUX FALLS
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   43 34 N
                                          LONGITUDE:  96 44 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  56  16  36  -4  29   0 0.00  0.0    0 13.2 26 160   M    M   2        38 170
 2  74  39  57  17   8   0 0.00  0.0    0 16.5 30 190   M    M   1        44 170
 3  76  33  55  14  10   0 0.00  0.0    0  7.5 17 160   M    M   2        24 170
 4  84  48  66  25   0   1 0.00  0.0    0  8.5 24 110   M    M   4        29 130
 5  90  50  70  28   0   5 0.18    T    0 12.8 26 120   M    M   5 35     35 110
 6  66  47  57  15   8   0 0.25  0.0    0 16.0 32  30   M    M   7 13     42  40
 7  52  46  49   6  16   0 0.42  0.0    0 11.6 21  30   M    M  10 13     29 240
 8  47  44  46   3  19   0 0.85  0.0    0 13.1 21 340   M    M  10 1      28 330
 9  54  40  47   3  18   0 0.11  0.0    0 12.3 26 320   M    M   9 1      38 310
10  61  38  50   6  15   0 0.00  0.0    0 10.0 23 360   M    M   2        32 350
11  64  29  47   3  18   0    T  0.0    0 10.9 32 310   M    M   2        45 300
12  52  36  44  -1  21   0    T  0.0    0 20.9 35 310   M    M   8        46 300
13  41  31  36  -9  29   0    T    T    0 19.5 31 300   M    M  10        43 280
14  47  30  39  -7  26   0    T    T    0 14.3 21 340   M    M   9        33 320
15  49  34  42  -4  23   0    T    T    0  8.6 16  40   M    M  10 1      19  40
16  49  39  44  -3  21   0    T  0.0    0  7.1 14 330   M    M  10        18 330
17  58  37  48   1  17   0 0.01  0.0    0 10.1 18 340   M    M   8        25 340
18  68  33  51   3  14   0 0.00  0.0    0 13.0 28  10   M    M   6        41  20
19  43  28  36 -12  29   0 0.00  0.0    0 15.4 25 350   M    M   8        34 350
20  47  22  35 -13  30   0 0.01  0.1    0  9.2 23 310   M    M   5 1      34 290
21  50  20  35 -14  30   0    T  0.1    T  8.8 22  20   M    M   5 1      33  10
22  61  32  47  -2  18   0 0.05  0.0    0 10.1 25 190   M    M   4        32 200
23  60  39  50   0  15   0    T  0.0    0 14.0 21 310   M    M   6        30 160
24  53  32  43  -7  22   0 0.00  0.0    0 10.2 20 350   M    M   4        26 330
25  61  35  48  -3  17   0 0.17    T    T 16.1 31 120   M    M   8 1      45 110
26  76  46  61  10   4   0 0.00  0.0    0 10.4 21  40   M    M   8        26  40
27  61  44  53   2  12   0 0.02  0.0    0 12.9 23  70   M    M   8 13     29  30
28  71  40  56   4   9   0 0.00  0.0    0  6.2 14  20   M    M   7 1      18  10
29  72  41  57   5   8   0    T  0.0    0  9.2 25 340   M    M   3        32 340
30  74  43  59   6   6   0 0.00  0.0    0  9.9 17 140   M    M   4        24 120
================================================================================
SM 1817 1092       492   6  2.07  0.2    358.3          M      185
================================================================================
AV 60.6 36.4                              11.9 FASTST   M    M   6    MAX(MPH)
                                 MISC ---->    35 310                 46 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
- COLUMN 17 PEAK WIND IN M.P.H.
- PRECIPITATION AMOUNTS IN COLUMNS 7,8, AND 9 ARE THE OFFICIAL PRECIPITATION
  AMOUNTS FOR SIOUX FALLS, SD.
-SNOW DEPTH IN COLUMN 9 IS RECORDED AT 6 AM CST (12Z).

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

                                          STATION:   SIOUX FALLS
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   43 34 N
                                          LONGITUDE:  96 44 W

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

AVERAGE MONTHLY: 48.5   TOTAL FOR MONTH:   2.07    1 = FOG OR MIST
DPTR FM NORMAL:   2.1   DPTR FM NORMAL:   -0.94    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON  5    GRTST 24HR  0.96 ON  8- 9      TO 1/4 MILE OR LESS
LOWEST:     16 ON  1                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.2 INCH    5 = HAIL
                        GRTST 24HR   0.2 ON 20-21  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  T            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:  10
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:   9    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   492    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   -70    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  6583    CLOUDY (SCALE 8-10)  8
DPTR FM NORMAL  -824

[CDD (BASE 65) ]
TOTAL THIS MO.     6
DPTR FM NORMAL     1    [PRESSURE DATA]
TOTAL FM JAN 1     6    HIGHEST SLP 30.58 ON  1
DPTR FM NORMAL     1    LOWEST  SLP 29.47 ON  5

[REMARKS]

RECORD DAILY MAXIMUM TEMPERATURE WAS ESTABLISHED ON THE 4TH WITH A HIGH OF
84 DEGREES. THE PREVIOUS RECORD WAS 83 BACK IN 1929.

RECORD DAILY MAXIMUM TEMPERATURE WAS ESTABLISHED ON THE 5TH WITH A HIGH OF
90 DEGREES. THE PREVIOUS RECORD WAS 87 BACK IN 1991.

THE HIGH OF 90 DEGREES ON THE 5TH WAS THE EARLIEST OCCURENCE OF 90 DEGREE
HEAT ON RECORD. THE PREVIOUS RECORD WAS 91 DEGREES ON APRIL 14TH OF 1954.

#FINAL-04-21#
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