National Weather Service Weather Forecast Office

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

000
CXUS56 KTFX 011110
CF6HLN
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   HELENA MT
                                          MONTH:     OCTOBER
                                          YEAR:      2023
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 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  51  46  49  -4  16   0 0.05  0.0    0  7.6 20 340   M    M  10        24 340
 2  63  40  52   0  13   0 0.02  0.0    0  8.3 20 260   M    M   7        28 260
 3  64  51  58   6   7   0    T  0.0    0 11.0 23 260   M    M   8        31 250
 4  66  51  59   8   6   0 0.00  0.0    0 16.2 31 260   M    M   6        43 250
 5  61  41  51   0  14   0    T  0.0    0  3.3 13  50   M    M   7        15  40
 6  66  39  53   3  12   0 0.00  0.0    0  3.3  9 250   M    M   3        12  70
 7  71  37  54   4  11   0 0.00  0.0    0  1.3  9 250   M    M   0        10 240
 8  76  40  58   9   7   0 0.00  0.0    0  2.2 10 260   M    M   0        12 270
 9  77  40  59  10   6   0 0.00  0.0    0  3.5 22 200   M    M   1        31 190
10  73  49  61  13   4   0 0.01  0.0    0  4.3 25 230   M    M   5        36 230
11  63  48  56   8   9   0 0.01  0.0    0  7.9 18 310   M    M   8        28 260
12  51  45  48   1  17   0 0.03  0.0    0  9.0 15 290   M    M  10        20 260
13  58  39  49   2  16   0 0.00  0.0    0  3.9 10 100   M    M   8        16 140
14  58  36  47   1  18   0 0.00  0.0    0  1.0  8 260   M    M   1        11 260
15  65  39  52   6  13   0 0.00  0.0    0  1.7  9 250   M    M   5        11 260
16  69  42  56  11   9   0 0.00  0.0    0  2.3  8 290   M    M   0        10 320
17  63  42  53   8  12   0 0.00  0.0    0 12.1 39 270   M    M   2        58 260
18  67  38  53   9  12   0 0.00  0.0    0  3.8  9 240   M    M   1        13 280
19  82  44  63  19   2   0 0.00  0.0    0  5.7 21 270   M    M   0        29 270
20  81  46  64  20   1   0 0.00  0.0    0  6.1 23 300   M    M   0        30 310
21  67  40  54  11  11   0 0.00  0.0    0  3.1  9 240   M    M   0        13 270
22  58  39  49   6  16   0 0.02  0.0    0  2.9 17  90   M    M   3        19 100
23  51  39  45   3  20   0 0.07  0.0    0  4.3 15 330   M    M   8 1      20 320
24  41  21  31 -11  34   0 0.25  1.5    0  9.3 15 270   M    M   8 12     21 270
25  22  16  19 -22  46   0 0.56  5.0    5  9.9 14 340   M    M  10 1      19 300
26  20  14  17 -24  48   0 0.41  6.4   10  7.1 13 270   M    M  10 18     16 260
27  24   5  15 -25  50   0 0.04  1.0    9  8.0 14 260   M    M   8 8      17 290
28  27   5  16 -24  49   0 0.00  0.0    8  2.3  7 290   M    M   6         8 130
29  30  14  22 -18  43   0    T    T    7  3.2 10  90   M    M   3        13 110
30  35   9  22 -17  43   0 0.00  0.0    7  1.4  7 220   M    M   1 18      9 220
31  38  12  25 -14  40   0 0.00  0.0    6  1.7  7 210   M    M   0 18      9 210
================================================================================
SM 1738 1067       605   0  1.47 13.9    167.7          M      139
================================================================================
AV 56.1 34.4                               5.4 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    39 270                 58 260
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   HELENA MT
                                          MONTH:     OCTOBER
                                          YEAR:      2023
                                          LATITUDE:   46 35 N
                                          LONGITUDE: 112  0 W

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

AVERAGE MONTHLY: 45.2   TOTAL FOR MONTH:   1.47    1 = FOG OR MIST
DPTR FM NORMAL:  -0.3   DPTR FM NORMAL:    0.69    2 = FOG REDUCING VISIBILITY
HIGHEST:    82 ON 19    GRTST 24HR  0.81 ON 24-25      TO 1/4 MILE OR LESS
LOWEST:      5 ON 28,27                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  13.9 INCHES  5 = HAIL
                        GRTST 24HR   6.4 ON 26-26  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  10 ON 26     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:   5    0.01 INCH OR MORE:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   3
MIN 32 OR BELOW:   8    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   605    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL     2    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1   730    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL  -148

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1   588    HIGHEST SLP 30.78 ON 29
DPTR FM NORMAL   155    LOWEST  SLP 29.46 ON 10

[REMARKS]
#FINAL-10-23#