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Storm Impacting the Northwest U.S.; Fire Weather Conditions in Southern California; Severe Weather in the South

A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >

CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSON KY
903 AM EST THU MAR 04 2021

...................................

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

CLIMATE NORMAL PERIOD 1981 TO 2010
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             80   02/23/2018
                       02/21/2018
                       02/20/2018
 LOW              -8   02/04/1996
HIGHEST           73   02/24         71       2       69  02/03
LOWEST            13   02/17         10       3       17  02/15
                       02/20
AVG. MAXIMUM    41.4               47.7    -6.3     52.1
AVG. MINIMUM    28.4               29.9    -1.5     34.3
MEAN            34.9               38.8    -3.9     43.2
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     9                3.1     5.9        1
DAYS MIN <= 32    19               16.6     2.4       13
DAYS MIN <= 0      0                0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.87   2019
 MINIMUM        1.20   2007
TOTALS          8.09               3.75    4.34     7.12
DAILY AVG.      0.29               0.13    0.16     0.25
DAYS >= .01       17               13.1     3.9       16
DAYS >= .10        9                7.8     1.2       13
DAYS >= .50        4                2.4     1.6        6
DAYS >= 1.00       2                0.8     1.2        2
GREATEST
 24 HR. TOTAL   3.70   02/28 TO 02/28               1.28

SNOWFALL (INCHES)
RECORDS
 TOTAL          21.5   2015
TOTALS          11.0                7.0     4.0      3.6
SINCE 7/1       28.4               19.6     8.8       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= 1.0        3                2.2     0.8        2
GREATEST
 SNOW DEPTH        4   02/18                           2
 24 HR TOTAL     3.6   02/18 TO 02/18                1.8

DEGREE DAYS
HEATING TOTAL    838                734     104      625
 SINCE 7/1      3096               3300    -204     2829
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.1
HIGHEST WIND SPEED/DIRECTION    18/190    DATE  02/04
HIGHEST GUST SPEED/DIRECTION    35/180    DATE  02/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.66
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       6
LIGHT RAIN               11     FREEZING RAIN              2
LT FREEZING RAIN          9     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                8     SLEET                      3
FOG                      20     FOG W/VIS <= 1/4 MILE      4
HAZE                      1

 

 

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

                                          STATION:   JACKSON KY
                                          MONTH:     FEBRUARY
                                          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  36  26  31  -5  34   0 0.18  2.1    T  7.5 14 310   M    M  10 1      23 300
 2  33  25  29  -7  36   0 0.08  0.7    2  7.8 17 310   M    M   6 1      27 320
 3  40  25  33  -3  32   0 0.00  0.0    1  4.6 12 260   M    M   5        19 300
 4  47  27  37   1  28   0 0.05  0.0    T  5.1 18 190   M    M   4        35 180
 5  42  32  37   0  28   0 0.04  0.0    0  7.6 17 300   M    M   6 1      27 270
 6  43  33  38   1  27   0 0.00  0.0    0  3.6  7 260   M    M   1        14 260
 7  39  25  32  -5  33   0 0.09  0.8    1  2.3 13 320   M    M   7 1      18 300
 8  44  18  31  -6  34   0 0.00  0.0    T  2.7  9 330   M    M   2        13 340
 9  43  34  39   2  26   0 0.01  0.0    0  2.3  7  10   M    M   8 1      11 350
10  38  32  35  -3  30   0 0.31  0.0    0  2.9  8  10   M    M  10 16     15  10
11  33  26  30  -8  35   0 0.60    T    T  3.7  7  40   M    M  10 146    17  50
12  30  26  28 -10  37   0    T    T    T  0.9  7 320   M    M  10 16     10  40
13  31  27  29  -9  36   0    T  0.0    0  1.4  8 340   M    M  10 126    13 330
14  28  26  27 -11  38   0    T    T    T  2.2  6  30   M    M  10 16     13  70
15  32  26  29 -10  36   0 0.99    T    T  1.5  9 230   M    M  10 146    19 200
16  32  14  23 -16  42   0 0.05  3.5    T  4.5 13 270   M    M  10 16     23 250
17  23  13  18 -21  47   0 0.01  0.3    2  1.2  6  50   M    M   8 1      14  40
18  32  23  28 -12  37   0 0.28  3.6    4  2.3  9 320   M    M  10 1246   13 300
19  28  20  24 -16  41   0    T    T    3  3.3  9 290   M    M  10 16     15 290
20  32  13  23 -17  42   0 0.00  0.0    3  0.8  8 300   M    M   3 1      13 310
21  49  20  35  -5  30   0 0.00  0.0    2  3.4  9 180   M    M   0        17 170
22  47  36  42   2  23   0 0.35  0.0    T  7.9 16 270   M    M   7 1      30 200
23  60  35  48   7  17   0 0.00  0.0    0  8.0 17 300   M    M   0        30 260
24  73  43  58  17   7   0    T  0.0    0  7.7 17 230   M    M   3        34 220
25  54  34  44   3  21   0 0.01  0.0    0  4.6  9  30   M    M   2 8      16  50
26  48  33  41  -1  24   0 0.20  0.0    0  4.8 10  50   M    M   5 1      17  40
27  57  47  52  10  13   0 1.14  0.0    0  4.2  9 280   M    M  10 12     16 270
28  66  55  61  19   4   0 3.70  0.0    0  5.2 15 200   M    M  10 123    28 170
================================================================================
SM 1160  794       838   0  8.09 11.0    114.0          M      187
================================================================================
AV 41.4 28.4                               4.1 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->    18 190                 35 180
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

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

                                          STATION:   JACKSON KY
                                          MONTH:     FEBRUARY
                                          YEAR:      2021
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

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

AVERAGE MONTHLY: 34.9   TOTAL FOR MONTH:   8.09    1 = FOG OR MIST
DPTR FM NORMAL:  -3.9   DPTR FM NORMAL:    4.34    2 = FOG REDUCING VISIBILITY
HIGHEST:    73 ON 24    GRTST 24HR  3.70 ON 28-28      TO 1/4 MILE OR LESS
LOWEST:     13 ON 20,17                             3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:  11.0 INCHES  5 = HAIL
                        GRTST 24HR   3.6 ON 18-18  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   4 ON 18     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:   9    0.01 INCH OR MORE:  17
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   9
MIN 32 OR BELOW:  19    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.   838    CLEAR  (SCALE 0-3)   6
DPTR FM NORMAL   104    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  3096    CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL  -204

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.48 ON 20
DPTR FM NORMAL     0    LOWEST  SLP 29.59 ON 15

 

 

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

CLIMATE NORMAL PERIOD 1981 TO 2010
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             81   02/26/1977
 LOW             -17   02/20/2015
HIGHEST           71   02/24         MM      MM       70  02/03
LOWEST            11   02/20         MM      MM       16  02/15
AVG. MAXIMUM    42.9               49.7    -6.8     50.7
AVG. MINIMUM    26.9               29.4    -2.5     31.8
MEAN            34.9               39.5    -4.6     41.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     6                2.3     3.7        1
DAYS MIN <= 32    23               17.8     5.2       15
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.06   2019
 MINIMUM        0.65   1968
TOTALS          8.73               3.71    5.02     9.15
DAILY AVG.      0.31               0.13    0.18     0.32
DAYS >= .01       13               11.8     1.2       16
DAYS >= .10       10                7.5     2.5       13
DAYS >= .50        3                2.5     0.5        8
DAYS >= 1.00       2                0.9     1.1        4
GREATEST
 24 HR. TOTAL   3.23   02/27 TO 02/28               1.84

SNOWFALL (INCHES)
RECORDS
 TOTAL          23.5   1979
TOTALS            MM                3.1      MM       MM
SINCE 7/1         MM                8.7      MM       MM
SNOWDEPTH AVG.    MM                                  MM
DAYS >= 1.0       MM                1.5      MM        0
GREATEST
 SNOW DEPTH       MM                                  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL    836                713     123      682
 SINCE 7/1      3236               3274     -38     2940
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    23/260    DATE  02/22
                                23/250          02/24
HIGHEST GUST SPEED/DIRECTION    37/180    DATE  02/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.65
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              2
LT FREEZING RAIN          5     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                7     SLEET                      1
FOG                      22     FOG W/VIS <= 1/4 MILE      0
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:     FEBRUARY
                                          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  35  27  31  -6  34   0 0.04    M    M  9.9 18 330   M    M  10 16     29 340
 2  35  25  30  -7  35   0    T    M    M 10.9 18 310   M    M   6 1      27 340
 3  41  23  32  -5  33   0 0.00    M    M  5.4 14 330   M    M   3        21 310
 4  46  22  34  -3  31   0 0.17    M    M  5.8 21 170   M    M   4 1      37 180
 5  44  28  36  -1  29   0 0.03    M    M  9.9 22 250   M    M   5 1      30 290
 6  45  25  35  -3  30   0 0.00    M    M  3.0  9 120   M    M   2        13 130
 7  39  20  30  -8  35   0 0.14    M    M  4.0 15 340   M    M   7 1      20 350
 8  41  18  30  -8  35   0 0.00    M    M  2.2  9 220   M    M   2        13 160
 9  47  29  38   0  27   0    T    M    M  3.2  9  10   M    M   8 1      12  10
10  49  33  41   3  24   0 0.10    M    M  4.0 15 350   M    M  10 1      19 360
11  39  28  34  -5  31   0 0.41    M    M  8.8 14  50   M    M  10 16     21  50
12  31  27  29 -10  36   0 0.00    M    M  6.1 10  30   M    M  10 1      15  30
13  32  28  30  -9  35   0 0.00    M    M  5.7  9 350   M    M  10 1      13 330
14  29  26  28 -11  37   0    T    M    M  8.8 14  20   M    M  10 16     20  50
15  33  26  30 -10  35   0 0.78    M    M  7.5 18 260   M    M  10 146    24 260
16  31  14  23 -17  42   0    T    M    M  8.8 18 270   M    M  10 1      27 280
17  25  14  20 -20  45   0 0.04    M    M  5.9 12  50   M    M   8 1      15  60
18  33  24  29 -11  36   0 0.24    M    M  4.1 12 310   M    M  10 16     15 320
19  27  22  25 -15  40   0    T    M    M  5.5 10 260   M    M  10 1      14 320
20  33  11  22 -19  43   0 0.00    M    M  2.3  8 280   M    M   2 1      13 270
21  52  16  34  -7  31   0 0.00    M    M  4.4 16 190   M    M   0 1      26 170
22  49  30  40  -1  25   0 0.46    M    M  9.9 23 260   M    M   7 1      34 270
23  61  29  45   3  20   0 0.00    M    M  6.7 18 270   M    M   0        25 280
24  71  32  52  10  13   0    T    M    M  8.5 23 250   M    M   3        33 250
25  58  35  47   5  18   0    T    M    M  6.5 15 350   M    M   2 8      23 350
26  48  37  43   1  22   0 0.15    M    M  4.9 10  50   M    M   6 1      17  50
27  57  48  53  10  12   0 2.98    M    M  3.9 10 260   M    M  10 13     15 310
28  69  56  63  20   2   0 3.19    M    M  8.7 21 210   M    M   9 13     34 200
================================================================================
SM 1200  753       836   0  8.73    M    175.3          M      184
================================================================================
AV 42.9 26.9                               6.3 FASTST   M    M   7    MAX(MPH)
                                 MISC ---->  # 23 260                 37 180
================================================================================
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:     FEBRUARY
                                          YEAR:      2021
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

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

AVERAGE MONTHLY: 34.9   TOTAL FOR MONTH:   8.73    1 = FOG OR MIST
DPTR FM NORMAL:  -4.6   DPTR FM NORMAL:    5.02    2 = FOG REDUCING VISIBILITY
HIGHEST:    71 ON 24    GRTST 24HR  3.23 ON 27-28      TO 1/4 MILE OR LESS
LOWEST:     11 ON 20                               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:   6    0.01 INCH OR MORE:  13
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:  10
MIN 32 OR BELOW:  23    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   2

[HDD (BASE 65) ]
TOTAL THIS MO.   836    CLEAR  (SCALE 0-3)   7
DPTR FM NORMAL   123    PTCLDY (SCALE 4-7)   9
TOTAL FM JUL 1  3236    CLOUDY (SCALE 8-10) 12
DPTR FM NORMAL   -38