National Weather Service United States Department of Commerce

 

Spring 2021 saw slightly warmer than normal temperatures and below normal precipitation at the Jackson

Weather Office. The mean temperature was 0.6 degrees warmer than normal. Jackson ended Spring 2021

with a precipitation total over three and 1/3rd inches below normal. In fact, Spring 2021 was the 10th driest

spring at Jackson. At London, Spring 2021 was 0.7 degrees cooler than normal. The London Corbin Airport

seasonal precipitation total was almost four and 1/3rd inches below normal. Spring 2021 was the 11th driest 

spring at London.

 

May 2021 was cooler than normal across eastern Kentucky.  Jackson averaged 63.9 degrees which made

May 2021  over a degree and a half cooler than normal. London finished May 2021 with a reading of 62.8 degrees 

which over 2 and a half degrees below normal. Jackson finished May with a total of 2.24 inches which is almost

three inches drier than normal.  In fact, May 2021 was the 3rd driest May at Jackson. The London Corbin Airport

finished May 2021 with a precipitation total of 2.36 inches which is well over 2 inches below normal.  Climate data

for Jackson dates back to 1981 while weather records began in 1954 at London.

 

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

Climatological Data reports for Jackson and London:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1981 TO 2021

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               7   03/09/1996
HIGHEST           89   05/25         MM      MM       88  05/25
LOWEST            24   03/05         MM      MM       29  03/01
AVG. MAXIMUM    68.3               67.6     0.7     66.8
AVG. MINIMUM    47.3               46.8     0.5     47.6
MEAN            57.8               57.2     0.6     57.2
DAYS MAX >= 90     0                0.2    -0.2        0
DAYS MAX <= 32     0                0.8    -0.8        0
DAYS MIN <= 32    12               13.6    -1.6        5
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.63   2011
 MINIMUM        4.93   1986
TOTALS         11.07              14.42   -3.35    19.09
DAILY AVG.      0.12               0.16   -0.04     0.21
DAYS >= .01       33               41.4    -8.4       50
DAYS >= .10       21               27.2    -6.2       32
DAYS >= .50        7               10.2    -3.2       18
DAYS >= 1.00       3                3.4    -0.4        4
GREATEST
 24 HR. TOTAL   1.55   03/27 TO 03/28               1.78

SNOWFALL (INCHES)
RECORDS
 TOTAL          22.1   1993
 24 HR TOTAL    19.8   03/13/1993 TO 03/13/1993
TOTALS           0.2                4.4    -4.2      0.5
SINCE 7/1       28.6               23.4     5.2      7.1
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                1.3    -1.3        0
GREATEST
 24 HR TOTAL      0.1  04/01                          0.4
                       04/21

DEGREE DAYS
HEATING TOTAL    773                874    -101      851
 SINCE 7/1      3869               4059    -190     3320
COOLING TOTAL    136                159     -23      161
 SINCE 1/1       136                159     -23      137
................................................................

WIND (MPH)
AVERAGE WIND SPEED              3.8
RESULTANT WIND SPEED/DIRECTION   1/160
HIGHEST WIND SPEED/DIRECTION    24/280    DATE  03/28
HIGHEST GUST SPEED/DIRECTION    41/280    DATE  03/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           50
NUMBER OF DAYS PC             29
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN               13     RAIN                      21
LIGHT RAIN               39     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       0
LIGHT SNOW                2     SLEET                      1
FOG                      34     FOG W/VIS <= 1/4 MILE      8
HAZE                      2

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

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1981 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             91   05/31/2006
 LOW              30   05/09/2020
HIGHEST           89   05/25         86       3       88  05/25
LOWEST            42   05/01         41       1       30  05/09
                       05/10
AVG. MAXIMUM    73.9               75.7    -1.8     73.0
AVG. MINIMUM    53.9               55.6    -1.7     53.8
MEAN            63.9               65.6    -1.7     63.4
DAYS MAX >= 90     0                0.1    -0.1        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.1    -0.1        1
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.78   2004
 MINIMUM        1.74   2015
TOTALS          2.24               5.17   -2.93     4.98
DAILY AVG.      0.07               0.17   -0.10     0.16
DAYS >= .01       12               13.8    -1.8       15
DAYS >= .10        7                9.7    -2.7        9
DAYS >= .50        1                3.5    -2.5        4
DAYS >= 1.00       0                1.4    -1.4        1
GREATEST
 24 HR. TOTAL   0.67   05/28 TO 05/29               1.18

SNOWFALL (INCHES)
RECORDS
 TOTAL           1.0   1989
TOTALS           0.0                0.0     0.0        T
SINCE 7/1       28.6               23.4     5.2       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL      MM                                   T

DEGREE DAYS
HEATING TOTAL    128                 89      39      168
 SINCE 7/1      3869               4059    -190     3680
COOLING TOTAL    101                109      -8      126
 SINCE 1/1       136                159     -23      161
................................................................

WIND (MPH)
AVERAGE WIND SPEED              2.2
HIGHEST WIND SPEED/DIRECTION    18/310    DATE  05/26
HIGHEST GUST SPEED/DIRECTION    40/200    DATE  05/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.41
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       7
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      3
HAZE                      1

-  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:     MAY
                                          YEAR:      2021
                                          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  74  42  58  -5   7   0 0.00  0.0    0  2.7  9 310   M    M   0        14 160
 2  80  54  67   4   0   2 0.01  0.0    0  3.3 10 220   M    M   3        23 190
 3  76  61  69   6   0   4 0.11  0.0    0  4.5 14 250   M    M   7 1      26 260
 4  74  63  69   6   0   4 0.48  0.0    0  4.0 12 260   M    M   3 13     22 270
 5  65  50  58  -6   7   0 0.04  0.0    0  5.1 13 330   M    M   8 1      23 280
 6  64  43  54 -10  11   0    T  0.0    0  1.5  8 310   M    M   2        14 290
 7  63  47  55  -9  10   0 0.10  0.0    0  5.9 17 310   M    M   7 1      35 250
 8  64  45  55  -9  10   0    T  0.0    0  3.7 12 310   M    M   6        21 320
 9  74  49  62  -2   3   0 0.33  0.0    0  5.8 16 200   M    M   7 1      40 200
10  59  42  51 -13  14   0 0.02  0.0    0  1.4  7 170   M    M   8 1      14 360
11  68  45  57  -8   8   0 0.00  0.0    0  1.8 10 310   M    M   4        17 330
12  65  47  56  -9   9   0 0.00  0.0    0  1.2  9  50   M    M   3        19  30
13  69  43  56  -9   9   0 0.00  0.0    0  0.2  8 160   M    M   2        17  80
14  72  50  61  -4   4   0 0.00  0.0    0  0.3  7 310   M    M   5        12 310
15  74  48  61  -4   4   0 0.00  0.0    0  0.9  8 300   M    M   0        14 330
16  65  55  60  -6   5   0    T  0.0    0  1.1  7 280   M    M  10        11 250
17  73  56  65  -1   0   0 0.01  0.0    0  1.3  6 130   M    M   6        10  80
18  77  60  69   3   0   4 0.36  0.0    0  1.7  8 140   M    M   4 1      13 180
19  83  61  72   6   0   7 0.00  0.0    0  2.3  8 140   M    M   0        16  80
20  85  62  74   8   0   9 0.00  0.0    0  2.4  8 140   M    M   0        16 160
21  85  63  74   7   0   9 0.00  0.0    0  1.5  8 180   M    M   0        13 140
22  86  62  74   7   0   9 0.00  0.0    0  0.7  7 350   M    M   1        13  30
23  86  62  74   7   0   9 0.00  0.0    0  1.9 10 340   M    M   1        19 340
24  87  65  76   9   0  11 0.00  0.0    0  0.6  5 160   M    M   3         9 330
25  89  66  78  11   0  13 0.00  0.0    0  0.9  7 290   M    M   1 18     12 320
26  87  65  76   8   0  11    T  0.0    0  3.5 18 310   M    M   3        28 300
27  85  63  74   6   0   9 0.00  0.0    0  1.1  7 300   M    M   3 12     10 300
28  72  57  65  -3   0   0 0.61  0.0    0  2.2  9 320   M    M   9 12     19 360
29  57  48  53 -15  12   0 0.14  0.0    0  3.4 10 330   M    M  10 12     16  50
30  57  49  53 -16  12   0 0.03  0.0    0  0.5  7 320   M    M  10 1      10 330
31  75  49  62  -7   3   0 0.00  0.0    0  2.3  7 150   M    M   1        13  50
================================================================================
SM 2290 1672       128 101  2.24  0.0     69.7          M      127
================================================================================
AV 73.9 53.9                               2.2 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    18 310                 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:     MAY
                                          YEAR:      2021
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

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

AVERAGE MONTHLY: 63.9   TOTAL FOR MONTH:   2.24    1 = FOG OR MIST
DPTR FM NORMAL:  -1.7   DPTR FM NORMAL:   -2.93    2 = FOG REDUCING VISIBILITY
HIGHEST:    89 ON 25    GRTST 24HR  0.67 ON 28-29      TO 1/4 MILE OR LESS
LOWEST:     42 ON 10, 1                             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:  12
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   1
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   128    CLEAR  (SCALE 0-3)  13
DPTR FM NORMAL    39    PTCLDY (SCALE 4-7)  13
TOTAL FM JUL 1  3869    CLOUDY (SCALE 8-10)  5
DPTR FM NORMAL  -190

[CDD (BASE 65) ]
TOTAL THIS MO.   101
DPTR FM NORMAL    -8    [PRESSURE DATA]
TOTAL FM JAN 1   136    HIGHEST SLP 30.47 ON 21
DPTR FM NORMAL   -23    LOWEST  SLP 29.65 ON  3

[REMARKS]
#FINAL-05-21#

 

London Kentucky data:

 

...THE LONDON KY CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             91   05/30/2006
 LOW             -12   03/03/1980
HIGHEST           89   05/25         MM      MM       86  05/25
LOWEST            23   03/07         MM      MM       21  03/01
                       03/08
                                                          05/09
AVG. MAXIMUM    68.3               68.1     0.2     66.8
AVG. MINIMUM    43.6               45.1    -1.5     45.1
MEAN            55.9               56.6    -0.7     55.9
DAYS MAX >= 90     0                0.2    -0.2        0
DAYS MAX <= 32     0                0.6    -0.6        0
DAYS MIN <= 32    16               16.0     0.0        9
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       23.01   2020
 MINIMUM        5.03   2016
TOTALS          9.95              14.26   -4.31    23.01
DAILY AVG.      0.11               0.15   -0.04     0.25
DAYS >= .01       28               39.1   -11.1       51
DAYS >= .10       17               25.0    -8.0       32
DAYS >= .50       10               10.4    -0.4       17
DAYS >= 1.00       2                3.4    -1.4        8
GREATEST
 24 HR. TOTAL   2.08   03/27 TO 03/28               2.79

SNOWFALL (INCHES)
RECORDS
 TOTAL          31.0   1960
TOTALS            MM                 MM      MM       MM
SINCE 7/1         MM                 MM      MM       MM
SNOWDEPTH AVG.    MM                                  MM
DAYS >= 1.0       MM                 MM      MM       MM
GREATEST
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    902                900       2      914
 SINCE 7/1      4138               4151     -13     3447
COOLING TOTAL     92                127     -35      108
 SINCE 1/1        92                127     -35       86
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
RESULTANT WIND SPEED/DIRECTION   1/260
HIGHEST WIND SPEED/DIRECTION    28/290    DATE  03/28
HIGHEST GUST SPEED/DIRECTION    42/260    DATE  03/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
NUMBER OF DAYS FAIR           45
NUMBER OF DAYS PC             38
NUMBER OF DAYS CLOUDY          9

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN               10     RAIN                      16
LIGHT RAIN               35     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      38     FOG W/VIS <= 1/4 MILE      4
HAZE                      5

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

$$

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF MAY 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             91   05/30/2006
 LOW              28   05/09/2020
                       05/02/1963
                       01/21/1985
HIGHEST           89   05/25         MM      MM       86  05/25
LOWEST            39   05/01         MM      MM       28  05/09
AVG. MAXIMUM    74.2               76.7    -2.5     72.7
AVG. MINIMUM    51.5               54.1    -2.6     51.4
MEAN            62.8               65.4    -2.6     62.1
DAYS MAX >= 90     0                0.2    -0.2        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.1    -0.1        1
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.97   1984
 MINIMUM        1.09   1977
TOTALS          2.68               5.04   -2.36     9.19
DAILY AVG.      0.09               0.16   -0.07     0.30
DAYS >= .01       10               13.7    -3.7       18
DAYS >= .10        4                8.4    -4.4       10
DAYS >= .50        3                3.3    -0.3        5
DAYS >= 1.00       0                1.2    -1.2        3
GREATEST
 24 HR. TOTAL   0.85   05/04 TO 05/05               2.79

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    138                 88      50      163
 SINCE 7/1      4138               4151     -13     3854
COOLING TOTAL     79                100     -21       81
 SINCE 1/1        92                127     -35      108
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.5
HIGHEST WIND SPEED/DIRECTION    26/200    DATE  05/09
HIGHEST GUST SPEED/DIRECTION    39/200    DATE  05/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.42
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       5
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     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.

$$

 

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

                                          STATION:   LONDON KY
                                          MONTH:     MAY
                                          YEAR:      2021
                                          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  74  39  57  -5   8   0 0.00    M    M  2.9 12  10   M    M   0        17  20
 2  74  46  60  -2   5   0 0.03    M    M  3.6 15 190   M    M   4        23 200
 3  77  59  68   6   0   3 0.29    M    M  8.2 21 250   M    M   7 1      30 230
 4  72  62  67   4   0   2 0.84    M    M  6.9 18 190   M    M   4 13     26 170
 5  65  46  56  -7   9   0 0.01    M    M  6.9 15 300   M    M   8        22 310
 6  65  41  53 -10  12   0    T    M    M  4.6 17 280   M    M   3        25 290
 7  64  47  56  -7   9   0 0.01    M    M  8.9 21 260   M    M   7        30 250
 8  66  46  56  -8   9   0    T    M    M  4.3 16 260   M    M   7        22 290
 9  74  49  62  -2   3   0 0.76    M    M  8.7 26 200   M    M   6 13     39 200
10  56  44  50 -14  15   0 0.05    M    M  5.4 12  20   M    M   8 1      18  50
11  68  42  55  -9  10   0 0.00    M    M  6.0 16  10   M    M   5 12     24  40
12  65  48  57  -7   8   0    T    M    M  8.9 17  30   M    M   5        27  60
13  68  41  55 -10  10   0 0.00    M    M  5.5 14  30   M    M   2        20 100
14  70  43  57  -8   8   0 0.00    M    M  2.8 17 360   M    M   3        22  10
15  73  42  58  -7   7   0    T    M    M  2.5  9 200   M    M   3        14 250
16  69  56  63  -2   2   0    T    M    M  1.5  9 190   M    M  10        13 200
17  77  55  66   0   0   1 0.00    M    M  3.3 15 260   M    M   7        23 220
18  78  61  70   4   0   5 0.00    M    M  3.0 12 110   M    M   3 8      17 110
19  83  55  69   3   0   4 0.00    M    M  2.6 10 180   M    M   0 1      14  70
20  84  56  70   4   0   5 0.00    M    M  2.5 12 140   M    M   1        17 140
21  85  55  70   4   0   5 0.00    M    M  1.3  9 110   M    M   0        13 130
22  87  57  72   5   0   7 0.00    M    M  2.4 12 340   M    M   1        16 340
23  86  59  73   6   0   8 0.00    M    M  2.1 12 280   M    M   1 1      15 300
24  87  58  73   6   0   8 0.00    M    M  2.2 10 290   M    M   1 1      14 290
25  89  60  75   7   0  10 0.00    M    M  2.2 12 250   M    M   1 1      17 260
26  87  63  75   7   0  10 0.02    M    M  6.7 22 290   M    M   4 1      31 290
27  86  61  74   6   0   9 0.00    M    M  2.7  9  60   M    M   4 1      14  40
28  71  62  67  -1   0   2 0.66    M    M  5.5 15 250   M    M   7 1      22 250
29  62  49  56 -13   9   0 0.01    M    M  7.5 14 350   M    M   9 1      18 350
30  62  49  56 -13   9   0 0.00    M    M  5.2 13 350   M    M  10        16  50
31  76  44  60  -9   5   0 0.00    M    M  2.4  9 180   M    M   1 12     14 190
================================================================================
SM 2300 1595       138  79  2.68    M    139.2          M      132
================================================================================
AV 74.2 51.5                               4.5 FASTST   M    M   4    MAX(MPH)
                                 MISC ---->    26 200                 39 200
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   LONDON KY
                                          MONTH:     MAY
                                          YEAR:      2021
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

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

AVERAGE MONTHLY: 62.8   TOTAL FOR MONTH:   2.68    1 = FOG OR MIST
DPTR FM NORMAL:  -2.6   DPTR FM NORMAL:   -2.36    2 = FOG REDUCING VISIBILITY
HIGHEST:    89 ON 25    GRTST 24HR  0.85 ON  4- 5      TO 1/4 MILE OR LESS
LOWEST:     39 ON  1                               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:  10
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.   138    CLEAR  (SCALE 0-3)  12
DPTR FM NORMAL    50    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1  4138    CLOUDY (SCALE 8-10)  3
DPTR FM NORMAL   -13

[CDD (BASE 65) ]
TOTAL THIS MO.    79
DPTR FM NORMAL   -21    [PRESSURE DATA]
TOTAL FM JAN 1    92    HIGHEST SLP 30.46 ON 21
DPTR FM NORMAL   -35    LOWEST  SLP 29.68 ON  3

[REMARKS]
#FINAL-05-21#