National Weather Service United States Department of Commerce

Severe Weather and Heavy Rainfall Potential for the Plains; Coastal Low Across the mid-Atlantic

An upper trough and frontal boundary will focus showers and thunderstorms across portions of the Plains through early Monday; A few severe thunderstorms along with heavy rainfall are expected. Meanwhile, low pressure off the Southeast Coast will bring inclement weather across the mid-Atlantic coast through Monday. This system is forecast to meander off the coast then track inland early this week. Read More >

The following are June climate summaries for Jackson and London as well as the June Local

Climatological Data reports for Jackson and London:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1981 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   06/29/2012
 LOW              44   06/07/1998
                       06/01/1993
                       06/10/1988
HIGHEST           88   06/03         90      -2       95  06/16
                                                          06/22
LOWEST            50   06/08         50       0       53  06/19
                       06/09
AVG. MAXIMUM    79.4               82.2    -2.8     85.4
AVG. MINIMUM    60.1               62.9    -2.8     64.5
MEAN            69.8               72.6    -2.8     74.9
DAYS MAX >= 90     0                1.9    -1.9        9
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.15   1997
 MINIMUM        1.37   1988
TOTALS          3.64               5.25   -1.61     3.43
DAILY AVG.      0.12               0.17   -0.05     0.11
DAYS >= .01       11               12.7    -1.7       10
DAYS >= .10        8                8.9    -0.9        5
DAYS >= .50        2                4.1    -2.1        4
DAYS >= 1.00       1                1.3    -0.3        1
GREATEST
 24 HR. TOTAL   1.55   06/11 TO 06/12               1.66

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        3.4               23.4   -20.0     22.1
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL     0.0                                 0.0

DEGREE DAYS
HEATING TOTAL      7                  9      -2        0
 SINCE 7/1      3436               4064    -628     3577
COOLING TOTAL    157                235     -78      308
 SINCE 1/1       264                394    -130      498
................................................................

WIND (MPH)
AVERAGE WIND SPEED              1.7
HIGHEST WIND SPEED/DIRECTION    18/150    DATE  06/26
HIGHEST GUST SPEED/DIRECTION    32/190    DATE  06/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.34
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       7
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      4
HAZE                      8

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$

 

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

                                          STATION:   JACKSON KY
                                          MONTH:     JUNE
                                          YEAR:      2023
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 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  84  63  74   5   0   9 0.00  0.0    0  0.7  7 110   M    M   0        13  80
 2  86  63  75   6   0  10 0.00  0.0    0  0.3  7 110   M    M   0        15 140
 3  88  60  74   4   0   9 0.00  0.0    0  0.7  8 140   M    M   1        19  60
 4  86  61  74   4   0   9 0.00  0.0    0  0.7  6 120   M    M   0         9  10
 5  82  64  73   3   0   8 0.00  0.0    0  0.7  7 320   M    M   0        11 340
 6  80  54  67  -3   0   2    T  0.0    0  1.0  7 340   M    M   1 8      14 350
 7  70  59  65  -6   0   0 0.37  0.0    0  0.3  7 340   M    M   9 128    12 330
 8  74  50  62  -9   3   0 0.00  0.0    0  0.4 10 310   M    M   2 12     16 310
 9  77  50  64  -7   1   0 0.00  0.0    0  1.5 10 320   M    M   1 1      14 320
10  81  54  68  -3   0   3 0.00  0.0    0  1.5  8 190   M    M   0        14 250
11  78  60  69  -3   0   4 1.24  0.0    0  4.3 12 160   M    M   6 13     22 170
12  73  57  65  -7   0   0 0.33  0.0    0  4.3 17 300   M    M   8 1      27 300
13  74  51  63  -9   2   0 0.00  0.0    0  2.2  9 190   M    M   1 1      19 150
14  80  60  70  -2   0   5 0.04  0.0    0  2.3 12 270   M    M   4 3      23 260
15  81  60  71  -2   0   6 0.00  0.0    0  2.0  9 310   M    M   1        15 300
16  78  61  70  -3   0   5 0.00  0.0    0  4.2 14 300   M    M   1 8      23 330
17  77  55  66  -7   0   1 0.00  0.0    0  0.9  8 330   M    M   1 1      14 340
18  82  56  69  -4   0   4 0.00  0.0    0  1.2  9 170   M    M   0 18     14 150
19  78  65  72  -2   0   7 0.34  0.0    0  2.4  9 180   M    M   8 1      18 160
20  80  66  73  -1   0   8    T  0.0    0  1.0  7  90   M    M   6 13     18  80
21  75  61  68  -6   0   3 0.04  0.0    0  1.6  8  70   M    M   8 1      17 150
22  69  59  64 -10   1   0 0.39  0.0    0  0.3  6 110   M    M  10 1      11 120
23  74  64  69  -5   0   4 0.10  0.0    0  1.9  8 300   M    M  10 128    13 310
24  82  65  74   0   0   9    T  0.0    0  1.0  7 310   M    M   7        11 310
25  82  66  74  -1   0   9 0.14  0.0    0  2.2 13 280   M    M   2 13     27 200
26  83  63  73  -2   0   8 0.58  0.0    0  4.1 18 150   M    M   4 13     32 190
27  79  62  71  -4   0   6 0.00  0.0    0  2.0 10 300   M    M   5 1      20 280
28  81  64  73  -2   0   8 0.00  0.0    0  0.5  6 310   M    M   5 18     10 290
29  84  63  74  -1   0   9 0.00  0.0    0  2.2 10 150   M    M   0 18     20 170
30  84  67  76   1   0  11 0.07  0.0    0  1.7 10 310   M    M   5 1238   17 170
================================================================================
SM 2382 1803         7 157  3.64  0.0     50.1          M      106
================================================================================
AV 79.4 60.1                               1.7 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    18 150                 32 190
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   JACKSON KY
                                          MONTH:     JUNE
                                          YEAR:      2023
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

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

AVERAGE MONTHLY: 69.8   TOTAL FOR MONTH:   3.64    1 = FOG OR MIST
DPTR FM NORMAL:  -2.8   DPTR FM NORMAL:   -1.61    2 = FOG REDUCING VISIBILITY
HIGHEST:    88 ON  3    GRTST 24HR  1.55 ON 11-12      TO 1/4 MILE OR LESS
LOWEST:     50 ON  9, 8                             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:  11
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   8
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.     7    CLEAR  (SCALE 0-3)  16
DPTR FM NORMAL    -2    PTCLDY (SCALE 4-7)  11
TOTAL FM JUL 1  3436    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL  -628

[CDD (BASE 65) ]
TOTAL THIS MO.   157
DPTR FM NORMAL   -78    [PRESSURE DATA]
TOTAL FM JAN 1   264    HIGHEST SLP 30.10 ON 29
DPTR FM NORMAL  -130    LOWEST  SLP 29.58 ON 12

[REMARKS]
#FINAL-06-23#

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            105   06/29/2012
 LOW              34   06/01/1966
HIGHEST           90   06/03         MM      MM       95  06/15
                                                          06/16
                                                          06/22
LOWEST            47   06/09         MM      MM       50  06/04
AVG. MAXIMUM    80.0               83.5    -3.5     86.6
AVG. MINIMUM    59.1               62.4    -3.3     62.4
MEAN            69.6               72.9    -3.3     74.5
DAYS MAX >= 90     1                3.4    -2.4       11
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       12.22   2019
 MINIMUM        0.37   2012
TOTALS          6.51               5.06    1.45     0.92
DAILY AVG.      0.22               0.17    0.05     0.03
DAYS >= .01       11               12.6    -1.6        8
DAYS >= .10        9                8.9     0.1        2
DAYS >= .50        4                3.7     0.3        1
DAYS >= 1.00       3                1.3     1.7        0
GREATEST
 24 HR. TOTAL   1.65   06/11 TO 06/12               0.63

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS            MM                 MM      MM       MM
SINCE 7/1         MM                 MM      MM       MM
SNOWDEPTH AVG.    MM                                  MM
DAYS >= 1.0       MM                 MM      MM       MM
GREATEST
 SNOW DEPTH       MM                                  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL      9                  7       2        0
 SINCE 7/1        MM               4155      MM       MM
COOLING TOTAL    153                246     -93      294
 SINCE 1/1       230                373    -143      424
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.6
HIGHEST WIND SPEED/DIRECTION    28/020    DATE  06/30
HIGHEST GUST SPEED/DIRECTION    43/010    DATE  06/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.36
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                       8
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      24     FOG W/VIS <= 1/4 MILE      3
HAZE                      9

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

...MISSING ANNUAL HEATING DEGREE DAYS TOTAL DUE TO TEMPERATURE
SENSOR ERROR IN NOVEMBER...

$$


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

                                          STATION:   LONDON KY
                                          MONTH:     JUNE
                                          YEAR:      2023
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 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  85  59  72   3   0   7 0.00    M    M  2.4 10 250   M    M   1        15 240
 2  88  58  73   3   0   8 0.00    M    M  3.8 15 360   M    M   0 1      22  20
 3  90  57  74   4   0   9 0.00    M    M  4.5 15  10   M    M   0 8      21 360
 4  87  63  75   5   0  10 0.00    M    M  3.7 10  20   M    M   1        16  50
 5  86  62  74   4   0   9 0.00    M    M  3.0 13  40   M    M   2 1      19  20
 6  84  55  70  -1   0   5 0.00    M    M  2.5 12 300   M    M   0 18     16 320
 7  67  59  63  -8   2   0 0.45    M    M  3.3 10  40   M    M   8 12     14  20
 8  75  53  64  -7   1   0 0.00    M    M  3.3 13 360   M    M   5 12     17  10
 9  78  47  63  -9   2   0 0.00    M    M  3.2 13 290   M    M   0 18     17 280
10  82  49  66  -6   0   1 0.00    M    M  3.5 14 200   M    M   0 1      23 230
11  79  61  70  -2   0   5 1.62    M    M  6.6 18 180   M    M   7 138    27 180
12  72  56  64  -8   1   0 0.05    M    M  8.0 18 290   M    M   7 1      25 280
13  75  49  62 -11   3   0 0.00    M    M  5.8 16 250   M    M   2 12     23 250
14  82  55  69  -4   0   4 0.00    M    M  8.2 20 250   M    M   1        29 250
15  83  62  73   0   0   8 0.00    M    M  4.5 13 290   M    M   2 1      21 290
16  83  60  72  -1   0   7 0.00    M    M  5.8 16 300   M    M   1 18     26 300
17  79  53  66  -8   0   1 0.00    M    M  2.9 10  30   M    M   1 1      15  30
18  83  53  68  -6   0   3 0.16    M    M  3.9 17 240   M    M   1 1      24 250
19  75  64  70  -4   0   5 0.45    M    M  4.1 12 180   M    M   8 13     20 150
20  77  66  72  -2   0   7 0.59    M    M  3.8 15  80   M    M   6 13     28  70
21  76  65  71  -3   0   6    T    M    M  6.9 15  50   M    M   8        23 100
22  72  60  66  -9   0   1 0.28    M    M  4.5 10  80   M    M   9 1      18  40
23  73  64  69  -6   0   4 0.04    M    M  4.2 13 250   M    M  10 1      15 280
24  83  64  74  -1   0   9 0.00    M    M  3.4 13 260   M    M   6 18     19 300
25  81  63  72  -3   0   7 1.10    M    M  6.1 22  30   M    M   3 138    33 320
26  84  63  74  -1   0   9 0.49    M    M 10.0 23 130   M    M   6 13     41 140
27  81  62  72  -3   0   7 0.00    M    M  5.4 15 290   M    M   4        28 310
28  83  63  73  -3   0   8 0.00    M    M  2.2  9  20   M    M   2 18     14  20
29  80  62  71  -5   0   6    T    M    M  3.8 16 330   M    M   0 18     23 330
30  78  65  72  -4   0   7 1.28    M    M  5.5 28  20   M    M   7 13     43  10
================================================================================
SM 2401 1772         9 153  6.51    M    138.8          M      108
================================================================================
AV 80.0 59.1                               4.6 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    28  20                 43  10
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LONDON KY
                                          MONTH:     JUNE
                                          YEAR:      2023
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

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

AVERAGE MONTHLY: 69.6   TOTAL FOR MONTH:   6.51    1 = FOG OR MIST
DPTR FM NORMAL:  -3.3   DPTR FM NORMAL:    1.45    2 = FOG REDUCING VISIBILITY
HIGHEST:    90 ON  3    GRTST 24HR  1.65 ON 11-12      TO 1/4 MILE OR LESS
LOWEST:     47 ON  9                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  M            5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    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:  11
MAX 90 OR ABOVE:   1    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   3

[HDD (BASE 65) ]
TOTAL THIS MO.     9    CLEAR  (SCALE 0-3)  17
DPTR FM NORMAL     2    PTCLDY (SCALE 4-7)  10
TOTAL FM JUL 1    MM    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL    MM

[CDD (BASE 65) ]
TOTAL THIS MO.   153
DPTR FM NORMAL   -93    [PRESSURE DATA]
TOTAL FM JAN 1   230    HIGHEST SLP 30.13 ON 29
DPTR FM NORMAL  -143    LOWEST  SLP 29.62 ON 12

[REMARKS]
MISSING ANNUAL HEATING DEGREE DAYS DUE TO TEMPERATURE SENSOR ERROR IN NOVEMBER
#FINAL-06-23#