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 the April Climate Summaries for Jackson and London as well as the

April Local Climatological Data reports for Jackson and London:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1981 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             92   04/27/1986
 LOW              20   04/07/1982
HIGHEST           86   04/16         86       0       89  04/05
LOWEST            33   04/22         29       4       34  04/24
AVG. MAXIMUM    70.5               69.2     1.3     70.8
AVG. MINIMUM    50.6               47.3     3.3     47.4
MEAN            60.6               58.2     2.4     59.1
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                2.1    -2.1        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.29   2015
 MINIMUM        0.78   1985
TOTALS          3.39               4.54   -1.15     3.15
DAILY AVG.      0.11               0.15   -0.04     0.11
DAYS >= .01       11               13.2    -2.2       12
DAYS >= .10        6                8.7    -2.7        9
DAYS >= .50        2                3.4    -1.4        1
DAYS >= 1.00       1                0.8     0.2        0
GREATEST
 24 HR. TOTAL   1.46   04/11 TO 04/12               0.67

SNOWFALL (INCHES)
RECORDS
 TOTAL          17.8   1987
TOTALS             T                0.4    -0.4        T
SINCE 7/1       15.4               23.4    -8.0      3.4
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.2    -0.2        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL       T                                   T

DEGREE DAYS
HEATING TOTAL    196                244     -48      207
 SINCE 7/1      3298               3969    -671     3352
COOLING TOTAL     69                 41      28       39
 SINCE 1/1        77                 50      27       45
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.7
HIGHEST WIND SPEED/DIRECTION    22/190    DATE  04/17
HIGHEST GUST SPEED/DIRECTION    40/200    DATE  04/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.43
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

-  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:     APRIL
                                          YEAR:      2024
                                          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  81  65  73  20   0   8    T  0.0    0  6.6 15 230   M    M   5        29 250
 2  73  63  68  14   0   3 0.51  0.0    0  7.1 20 190   M    M   8 138    37 200
 3  63  40  52  -2  13   0 0.08  0.0    0  6.1 21 290   M    M   9 13     37 270
 4  46  36  41 -13  24   0 0.03    T    0  8.2 16 260   M    M  10 1      30 250
 5  45  34  40 -15  25   0 0.07    T    0  5.1 12 290   M    M  10 1      22 290
 6  55  34  45 -10  20   0 0.00  0.0    0  4.0  9 360   M    M   2        18 330
 7  70  38  54  -2  11   0 0.00  0.0    0  2.8  9 140   M    M   2        18 150
 8  76  59  68  12   0   3    T  0.0    0  5.3 14 190   M    M   7        25 170
 9  64  57  61   5   4   0 0.09  0.0    0  5.0 13 180   M    M   8 1      22 170
10  73  55  64   7   1   0 0.14  0.0    0  2.6  9 230   M    M   8 1      17 180
11  72  50  61   4   4   0 1.37  0.0    0  5.7 20 290   M    M  10 13     35 280
12  54  41  48  -9  17   0 0.31    T    0  7.5 18 280   M    M   9 135    35 290
13  69  45  57  -1   8   0    T  0.0    0  5.6 16 300   M    M   0        28 310
14  83  53  68  10   0   3 0.00  0.0    0  7.9 18 230   M    M   0        37 260
15  85  64  75  17   0  10 0.00  0.0    0  4.9 13 280   M    M   2 8      21 230
16  86  65  76  17   0  11 0.00  0.0    0  4.7 14 180   M    M   1        25 160
17  76  64  70  11   0   5    T  0.0    0  7.0 22 190   M    M   4        40 200
18  85  60  73  14   0   8 0.00  0.0    0  2.2  9 220   M    M   2 1      18 230
19  71  55  63   3   2   0 0.32  0.0    0  3.4 12 290   M    M   9 12     22 300
20  65  48  57  -3   8   0 0.00  0.0    0  5.1 14 300   M    M   2 1      23 300
21  57  41  49 -11  16   0 0.00  0.0    0  3.6 13 300   M    M   2        19 320
22  63  33  48 -12  17   0 0.00  0.0    0  1.7 10 160   M    M   0        15 320
23  73  43  58  -3   7   0    T  0.0    0  4.7 14 180   M    M   2        27 220
24  71  50  61   0   4   0 0.02  0.0    0  3.5 13 290   M    M   6        21 290
25  69  39  54  -7  11   0 0.00  0.0    0  1.5  9 330   M    M   1        14 320
26  75  47  61  -1   4   0    T  0.0    0  4.4 14 190   M    M   3        26 170
27  78  58  68   6   0   3    T  0.0    0  5.6 13 180   M    M   0        28 160
28  83  60  72  10   0   7 0.00  0.0    0  4.1 13 190   M    M   1        24 190
29  83  61  72  10   0   7 0.00  0.0    0  3.2 10 190   M    M   1        20 200
30  71  60  66   4   0   1 0.45  0.0    0  1.7  9 320   M    M   6 18     16 210
================================================================================
SM 2115 1518       196  69  3.39    T    140.8          M      130              
================================================================================
AV 70.5 50.6                               4.7 FASTST   M    M   4    MAX(MPH)  
                                 MISC ---->    22 190                 40 200   
================================================================================
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:     APRIL
                                          YEAR:      2024
                                          LATITUDE:   37 35 N      
                                          LONGITUDE:  83 19 W                   

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

AVERAGE MONTHLY: 60.6   TOTAL FOR MONTH:   3.39    1 = FOG OR MIST              
DPTR FM NORMAL:   2.3   DPTR FM NORMAL:   -1.15    2 = FOG REDUCING VISIBILITY  
HIGHEST:    86 ON 16    GRTST 24HR  1.46 ON 11-12      TO 1/4 MILE OR LESS      
LOWEST:     33 ON 22                               3 = THUNDER                  
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS              
                        TOTAL MONTH:  T            5 = HAIL                     
                        GRTST 24HR   T   ON  4- 4  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:   6                      
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.   196    CLEAR  (SCALE 0-3)  15                                  
DPTR FM NORMAL   -48    PTCLDY (SCALE 4-7)   9                                  
TOTAL FM JUL 1  3298    CLOUDY (SCALE 8-10)  6                                  
DPTR FM NORMAL  -671                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.    69                                                            
DPTR FM NORMAL    28    [PRESSURE DATA]                                         
TOTAL FM JAN 1    77    HIGHEST SLP 30.27 ON 25        
DPTR FM NORMAL    27    LOWEST  SLP 29.31 ON 11        

[REMARKS]
#FINAL-04-24#

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             90   04/10/1995
                       04/27/1986
 LOW              19   04/08/2007
HIGHEST           85   04/15         MM      MM       86  04/05
LOWEST            30   04/06         MM      MM       31  04/24
AVG. MAXIMUM    70.1               69.3     0.8     70.4
AVG. MINIMUM    48.7               44.9     3.8     43.8
MEAN            59.4               57.1     2.3     57.1
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     3                3.4    -0.4        1
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.23   2011
 MINIMUM        0.58   1976
TOTALS          2.97               4.65   -1.68     3.27
DAILY AVG.      0.10               0.16   -0.05     0.11
DAYS >= .01       11               12.5    -1.5       10
DAYS >= .10        7                8.3    -1.3        8
DAYS >= .50        3                3.8    -0.8        3
DAYS >= 1.00       0                1.2    -1.2        0
GREATEST
 24 HR. TOTAL   0.90   04/30 TO 04/30               0.90

SNOWFALL (INCHES)
RECORDS
 TOTAL           9.0   1987
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    200                260     -60      243
 SINCE 7/1        MM               4062      MM       MM
COOLING TOTAL     40                 24      16       14
 SINCE 1/1        43                 27      16       18
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    35/290    DATE  04/12
HIGHEST GUST SPEED/DIRECTION    47/180    DATE  04/02
                                47/280          04/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.46
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       6
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

&&

...SEASONAL HEATING DEGREE DAY TOTAL MISSING DUE TO SENSOR OUTAGE IN
DECEMBER...

$$

 

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

                                          STATION:   LONDON KY
                                          MONTH:     APRIL
                                          YEAR:      2024
                                          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  79  66  73  21   0   8    T    M    M  8.1 15 230   M    M   7        22 230
 2  76  60  68  15   0   3 0.65    M    M 11.7 28 190   M    M   8 13     47 180
 3  60  40  50  -3  15   0 0.16    M    M 12.7 26 240   M    M   9 1      37 240
 4  48  37  43 -10  22   0 0.05    M    M 11.9 21 280   M    M   9        30 280
 5  46  35  41 -13  24   0    T    M    M  8.1 14 300   M    M  10 1      22 310
 6  58  30  44 -10  21   0 0.00    M    M  3.7 13 350   M    M   0        19  10
 7  71  32  52  -2  13   0 0.00    M    M  2.7 12 190   M    M   2        22 130
 8  71  54  63   8   2   0    T    M    M  6.6 21 210   M    M   7        29 200
 9  64  56  60   5   5   0 0.10    M    M  5.9 20 210   M    M   9 1      28 220
10  70  54  62   7   3   0 0.09    M    M  4.2 15 200   M    M   8 1      23 200
11  71  51  61   5   4   0 0.50    M    M  6.9 29 290   M    M   9 13     47 280
12  59  45  52  -4  13   0 0.14    M    M 12.7 35 290   M    M   7 13     46 290
13  70  39  55  -1  10   0 0.00    M    M  6.5 20 270   M    M   0        28 250
14  84  45  65   8   0   0 0.00    M    M  9.0 28 250   M    M   0        42 260
15  85  59  72  15   0   7 0.00    M    M  6.5 15 240   M    M   2        23 240
16  82  58  70  13   0   5    T    M    M  4.5 15 190   M    M   2        21 180
17  74  63  69  11   0   4    T    M    M 11.2 24 220   M    M   4        35 220
18  84  55  70  12   0   5 0.00    M    M  2.9  9 200   M    M   3 12     14 200
19  72  56  64   6   1   0 0.34    M    M  4.7 16 280   M    M   9 13     22 280
20  65  50  58  -1   7   0 0.00    M    M  7.9 15 290   M    M   4        24 290
21  56  41  49 -10  16   0 0.00    M    M  7.6 16 340   M    M   4        24 360
22  64  32  48 -11  17   0 0.00    M    M  2.1 10 280   M    M   0        16 230
23  75  36  56  -4   9   0 0.00    M    M  6.3 20 210   M    M   2        29 210
24  71  52  62   2   3   0 0.02    M    M  7.8 22 290   M    M   5        31 270
25  71  42  57  -3   8   0 0.00    M    M  4.5  9 360   M    M   0        14 360
26  66  52  59  -1   6   0 0.02    M    M  5.7 17 190   M    M   5        24 170
27  76  57  67   6   0   2 0.00    M    M  8.2 21 210   M    M   2        36 180
28  83  55  69   8   0   4 0.00    M    M  6.4 17 180   M    M   1        26 200
29  80  53  67   6   0   2 0.00    M    M  5.4 16 190   M    M   2        24 180
30  71  57  64   2   1   0 0.90    M    M  4.1 18 280   M    M   8 128    23 280
================================================================================
SM 2102 1462       200  40  2.97    M    206.5          M      138              
================================================================================
AV 70.1 48.7                               6.9 FASTST   M    M   5    MAX(MPH)  
                                 MISC ---->    35 290               # 47 180   
================================================================================
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:     APRIL
                                          YEAR:      2024
                                          LATITUDE:   37  4 N      
                                          LONGITUDE:  84  5 W                   

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

AVERAGE MONTHLY: 59.4   TOTAL FOR MONTH:   2.97    1 = FOG OR MIST              
DPTR FM NORMAL:   2.3   DPTR FM NORMAL:   -1.68    2 = FOG REDUCING VISIBILITY  
HIGHEST:    85 ON 15    GRTST 24HR  0.90 ON 30-30      TO 1/4 MILE OR LESS      
LOWEST:     30 ON  6                               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:   0    0.10 INCH OR MORE:   7                      
MIN 32 OR BELOW:   3    0.50 INCH OR MORE:   3                      
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0                        

[HDD (BASE 65) ]                                                                
TOTAL THIS MO.   200    CLEAR  (SCALE 0-3)  12                                  
DPTR FM NORMAL   -60    PTCLDY (SCALE 4-7)  10                                  
TOTAL FM JUL 1    MM    CLOUDY (SCALE 8-10)  8                                  
DPTR FM NORMAL    MM                                                            

[CDD (BASE 65) ]                                                                
TOTAL THIS MO.    40                                                            
DPTR FM NORMAL    16    [PRESSURE DATA]                                         
TOTAL FM JAN 1    43    HIGHEST SLP 30.26 ON 27        
DPTR FM NORMAL    16    LOWEST  SLP 29.33 ON 11        

[REMARKS]
#FINAL-04-24#
SEASONAL HDD MISSING DUE TO SENSOR OUTAGE IN DECEMBER.