National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS56 KTFX 011110
CF6LWT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LEWISTOWN MT
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 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  71  28  50  12  15   0 0.00  0.0    0 14.1 33 220   M    M   0        41 220
 2  69  38  54  16  11   0 0.00  0.0    0  9.5 24 260   M    M   1        29 260
 3  69  35  52  14  13   0 0.00  0.0    0  7.1 17 260   M    M   0        21 270
 4  70  34  52  14  13   0 0.00  0.0    0  8.7 29 260   M    M   3        37 260
 5  47  32  40   1  25   0 0.05    T    0  6.8 17 300   M    M  10 1      22 300
 6  54  30  42   3  23   0 0.00  0.0    0  5.5 14 230   M    M   7        16 230
 7  68  28  48   9  17   0 0.00  0.0    0  9.4 24 270   M    M   0        29 270
 8  50  31  41   2  24   0 0.06    T    0  8.9 29 300   M    M   7 1      38 300
 9  52  23  38  -2  27   0 0.00  0.0    0  8.9 22 250   M    M   2        29 260
10  58  31  45   5  20   0    T  0.0    0 13.5 25 300   M    M   5        43 300
11  30  18  24 -16  41   0 0.09  1.1    1 15.0 29 280   M    M   9 12     38 290
12  34  20  27 -13  38   0 0.01    T    1  8.0 21 320   M    M   9 18     28 320
13  32  15  24 -17  41   0 0.07  1.5    0  7.7 16 350   M    M  10 1      22 360
14  32  23  28 -13  37   0 0.03  0.5    2  4.3  8 360   M    M  10 1      13  20
15  40  26  33  -8  32   0 0.00  0.0    T  3.5  9 330   M    M  10 1      13 310
16  51  27  39  -3  26   0 0.00  0.0    0  5.8 14 260   M    M   7        22  10
17  60  24  42   0  23   0 0.00  0.0    0  6.4 15 300   M    M   0        20 300
18  55  24  40  -2  25   0 0.20  3.1    0  8.8 18  10   M    M   6 1      25  20
19  30  16  23 -19  42   0 0.09  1.5    4 10.3 22 300   M    M  10 12     31 310
20  39  23  31 -11  34   0    T    T    2  7.3 14 300   M    M   7 1      18 340
21  53  18  36  -7  29   0 0.00  0.0    0  4.9 12 180   M    M   0        13 180
22  48  25  37  -6  28   0 0.03  0.4    0 12.7 29 300   M    M   6 1      37 300
23  34  24  29 -14  36   0 0.06  1.0    1  6.5 13  90   M    M  10 1      15 310
24  45  26  36  -8  29   0 0.22  0.0    0  6.1 13 120   M    M   9        15 130
25  44  34  39  -5  26   0 0.11  0.0    0  2.8 12 310   M    M  10        14 310
26  54  32  43  -1  22   0 0.02  0.0    0  4.9 16 280   M    M   8 12     20 270
27  60  27  44   0  21   0 0.00  0.0    0  5.5 17 300   M    M   0        24 300
28  64  33  49   4  16   0 0.00  0.0    0 12.8 24 300   M    M   1        35 310
29  70  37  54   9  11   0    T  0.0    0 11.1 22 290   M    M   2        30 280
30  77  51  64  19   1   0 0.00  0.0    0 16.6 28 300   M    M   0        35 300
================================================================================
SM 1560  833       746   0  1.04  9.1    253.4          M      159
================================================================================
AV 52.0 27.8                               8.4 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    33 220                 43 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LEWISTOWN MT
                                          MONTH:     APRIL
                                          YEAR:      2021
                                          LATITUDE:   47  2 N
                                          LONGITUDE: 109 28 W

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

AVERAGE MONTHLY: 39.9   TOTAL FOR MONTH:   1.04    1 = FOG OR MIST
DPTR FM NORMAL:  -1.5   DPTR FM NORMAL:   -0.37    2 = FOG REDUCING VISIBILITY
HIGHEST:    77 ON 30    GRTST 24HR  0.31 ON 24-25      TO 1/4 MILE OR LESS
LOWEST:     15 ON 13                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   9.1 INCHES  5 = HAIL
                        GRTST 24HR   3.1 ON 18-18  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   4 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:   4    0.01 INCH OR MORE:  13
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:  23    0.50 INCH OR MORE:   0
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   746    CLEAR  (SCALE 0-3)  11
DPTR FM NORMAL    38    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  7321    CLOUDY (SCALE 8-10) 10
DPTR FM NORMAL  -187

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.53 ON 13
DPTR FM NORMAL     0    LOWEST  SLP 29.58 ON 10

[REMARKS]
#FINAL-04-21#