Explanation of the Preliminary Monthly Climate Data (F6) Product

These data are preliminary and have not undergone final quality control by the National Climatic Data Center (NCDC). Therefore, these data are subject to revision. Final and certified climate data can be accessed at the NCDC - http://www.ncdc.noaa.gov.

WFO Monthly/Daily Climate Data


000
CXUS53 KMPX 041730
CF6MSP

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

                                          STATION:   TWIN CITIES MN
                                          MONTH:     JANUARY
                                          YEAR:      2009
                                          LATITUDE:   44 52 N
                                          LONGITUDE:  93 13 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  30   6  18   4  47   0    T    T    5 11.7 31 280   M    M   8        43 280
 2  13   0   7  -7  58   0 0.00  0.0    3  7.1 17 280   M    M   5        22 270
 3  25  12  19   6  46   0 0.15  0.6    3 12.3 25 100   M    M   9 16     33 100
 4  21  -1  10  -3  55   0    T    T    3 10.2 21 280   M    M   3 18     28 290
 5  25  -4  11  -2  54   0 0.00  0.0    3  5.7 13 160   M    M   2        17 150
 6  25  11  18   5  47   0 0.00  0.0    3  6.3 13 170   M    M   6        16 170
 7  14   3   9  -4  56   0 0.01  0.1    3 10.4 18 280   M    M   7 8      23 280
 8  12  -2   5  -8  60   0 0.00  0.0    3  5.0 12 290   M    M   4        15 290
 9  18  11  15   2  50   0 0.03  0.2    3  9.5 15  50   M    M  10 18     21  10
10  16   1   9  -3  56   0 0.00  0.0    3  5.1 10 240   M    M   4        24  10
11  17   4  11  -1  54   0 0.04  0.7    4  4.8 13 310   M    M   6 18     17 360
12  14  -2   6  -6  59   0 0.23  4.7    4 10.8 25 330   M    M   8 1289   31 330
13  -2 -18 -10 -22  75   0 0.02  0.3    6  6.9 21 320   M    M   4 8      24 320
14  -3 -16  -9 -21  74   0 0.01  0.3    7 12.0 20 350   M    M   4 8      23 330
15  -6 -21 -13 -25  78   0 0.00  0.0    7  6.9 15 310   M    M   0        20 310
16   8 -22  -7 -19  72   0    T    T    7  8.2 16 170   M    M   4 168    21 180
17  21   8  15   3  50   0    T    T    7 12.1 28 320   M    M   9 18     37 310
18  27  11  19   6  46   0 0.05  1.0    7  7.2 18 360   M    M   8 18     25  20
19  21   4  13   0  52   0    T    T    8  6.7 16 320   M    M   7 8      26 340
20  20   8  14   1  51   0 0.00  0.0    7  6.3 15 220   M    M   6 1      20 220
21  27  16  22   9  43   0    T    T    7  4.1 12 340   M    M   7 18     14 340
22  28   9  19   6  46   0 0.00  0.0    7  2.2  8 310   M    M   4 18     14 120
23  21  -6   8  -5  57   0    T    T    7 15.2 25 320   M    M   6 18     35 350
24   2 -12  -5 -18  70   0 0.00  0.0    6  8.6 16 310   M    M   3 8      20 240
25   8  -7   1 -13  64   0 0.00  0.0    6  7.3 15 280   M    M   5        17 280
26   6  -7   0 -14  65   0 0.00  0.0    6  4.9 13 240   M    M   6        16 280
27  10  -5   3 -11  62   0 0.00  0.0    6  3.6 10 220   M    M   5        12 190
28  16  -4   6  -8  59   0 0.03  0.5    6  5.1 13 220   M    M   6 18     17 210
29  20   1  11  -3  54   0    T    T    5 11.7 20 270   M    M   5 18     25 290
30  22  -5   9  -6  56   0 0.00  0.0    5  4.6 10 310   M    M   5        15 310
31  46  22  34  19  31   0 0.00  0.0    5 11.0 28 290   M    M   4 18     37 280
================================================================================
SM  522   -5      1747   0  0.57     8.4 243.5          M      170
================================================================================
AV 16.8 -0.2                               7.9 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->  # 31 280               # 43  280
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:  TWIN CITIES MN
                                          MONTH:    JANUARY
                                          YEAR:     2009
                                          LATITUDE:   44 52 N
                                          LONGITUDE:  93 13 W

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

AVERAGE MONTHLY:  8.3   TOTAL FOR MONTH:   0.57    1 = FOG OR MIST
DPTR FM NORMAL:  -4.8   DPTR FM NORMAL:   -0.47    2 = FOG REDUCING VISIBILITY
HIGHEST:    46 ON 31    GRTST 24HR  0.23 ON 12-12      TO 1/4 MILE OR LESS
LOWEST:    -22 ON 16                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   8.4 INCHES  5 = HAIL
                        GRTST 24HR   4.7 ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   8 ON 19     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:  30    0.01 INCH OR MORE:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   2
MIN 32 OR BELOW:  31    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:  16    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.  1747    CLEAR  (SCALE 0-3)   4
DPTR FM NORMAL   131    PTCLDY (SCALE 4-7)  21
TOTAL FM JUL 1  4790    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL    47

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.81 ON 15
DPTR FM NORMAL     0    LOWEST  SLP 29.44 ON  7

[REMARKS]
THE ASOS PRECIPITATION VALUE ON JANUARY 7TH AND 12TH WAS FOUND TO BE
UNREPRESENTATIVE. IT WAS REPLACED WITH A VALUE FROM THE BACKUP 8
INCH RAIN GAGE ON SITE.
#FINAL-01-09#