Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >
The following are 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 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 92 04/27/1986
LOW 20 04/07/1982
HIGHEST 89 04/05 86 3 87 04/23
LOWEST 34 04/24 29 5 32 04/02
04/10
AVG. MAXIMUM 70.8 69.2 1.6 67.0
AVG. MINIMUM 47.4 47.3 0.1 46.4
MEAN 59.1 58.2 0.9 56.7
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 2
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.29 2015
MINIMUM 0.78 1985
TOTALS 3.15 4.54 -1.39 3.60
DAILY AVG. 0.11 0.15 -0.04 0.12
DAYS >= .01 12 13.2 -1.2 16
DAYS >= .10 9 8.7 0.3 7
DAYS >= .50 1 3.4 -2.4 2
DAYS >= 1.00 0 0.8 -0.8 0
GREATEST
24 HR. TOTAL 0.67 04/27 TO 04/28 0.87
SNOWFALL (INCHES)
RECORDS
TOTAL 17.8 1987
TOTALS T* 0.4 -0.4 T
SINCE 7/1 3.4 23.4 -20.0 22.1
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.2 -0.2 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL MM* T
DEGREE DAYS
HEATING TOTAL 207 244 -37 284
SINCE 7/1 3352 3969 -617 3544
COOLING TOTAL 39 41 -2 43
SINCE 1/1 45 50 -5 46
................................................................
WIND (MPH)
AVERAGE WIND SPEED 4.4
HIGHEST WIND SPEED/DIRECTION 28/280 DATE 04/01
HIGHEST GUST SPEED/DIRECTION 59/250 DATE 04/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.33
NUMBER OF DAYS FAIR 18
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 52
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 7
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 2
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 12 FOG W/VIS <= 1/4 MILE 2
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...*TRACE SNOWFALL WAS ACTUALLY HAIL THAT OCCURRED ON THE 4TH AND 22ND...
$$
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: JACKSON KY
MONTH: APRIL
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 73 42 58 5 7 0 0.41 0.0 0 13.4 28 280 M M 5 13 59 250
2 61 40 51 -3 14 0 0.00 0.0 0 3.3 10 270 M M 5 17 260
3 73 49 61 7 4 0 0.00 0.0 0 5.3 16 190 M M 3 30 170
4 83 57 70 16 0 5 0.14 T 0 6.0 15 170 M M 4 1358 24 190
5 89 60 75 20 0 10 0.11 0.0 0 7.6 24 300 M M 2 13 41 310
6 62 45 54 -1 11 0 0.34 0.0 0 4.4 9 340 M M 10 12 20 340
7 52 43 48 -8 17 0 0.01 0.0 0 5.0 12 50 M M 6 19 60
8 54 42 48 -8 17 0 0.00 0.0 0 5.8 13 80 M M 1 24 80
9 67 41 54 -2 11 0 0.00 0.0 0 5.1 12 50 M M 0 22 10
10 73 45 59 2 6 0 0.00 0.0 0 3.1 8 200 M M 0 16 20
11 76 47 62 5 3 0 0.00 0.0 0 2.7 10 310 M M 0 18 290
12 80 52 66 9 0 1 0.00 0.0 0 3.1 12 310 M M 0 16 300
13 85 55 70 12 0 5 T 0.0 0 3.5 9 140 M M 1 16 170
14 77 57 67 9 0 2 0.43 0.0 0 2.8 15 240 M M 6 123 29 250
15 78 53 66 8 0 1 0.00 0.0 0 3.5 9 310 M M 3 1 17 260
16 72 47 60 1 5 0 0.33 0.0 0 6.3 22 280 M M 7 1 39 290
17 63 44 54 -5 11 0 0.01 0.0 0 7.6 16 240 M M 3 32 260
18 73 45 59 0 6 0 0.00 0.0 0 3.9 12 300 M M 1 21 310
19 83 52 68 8 0 3 0.00 0.0 0 2.5 10 220 M M 0 22 180
20 85 61 73 13 0 8 0.00 0.0 0 4.6 14 180 M M 0 26 140
21 80 57 69 9 0 4 T 0.0 0 4.8 15 180 M M 1 3 27 190
22 63 46 55 -5 10 0 0.61 T 0 4.7 20 290 M M 7 135 42 270
23 57 38 48 -13 17 0 0.00 0.0 0 5.0 10 320 M M 5 18 330
24 58 34 46 -15 19 0 0.00 0.0 0 2.3 12 290 M M 2 22 270
25 64 35 50 -11 15 0 0.00 0.0 0 0.9 8 120 M M 0 14 120
26 72 42 57 -5 8 0 0.00 0.0 0 2.1 8 330 M M 1 14 280
27 72 47 60 -2 5 0 0.42 0.0 0 3.1 9 150 M M 4 1 15 160
28 72 54 63 1 2 0 0.32 0.0 0 2.9 13 290 M M 8 138 26 270
29 68 49 59 -3 6 0 0.00 0.0 0 1.5 7 320 M M 3 1 13 310
30 60 43 52 -10 13 0 0.02 0.0 0 3.8 20 290 M M 8 1 32 320
================================================================================
SM 2125 1422 207 39 3.15 T 130.6 M 96
================================================================================
AV 70.8 47.4 4.4 FASTST M M 3 MAX(MPH)
MISC ----> 28 280 59 250
================================================================================
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: 2023
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 59.1 TOTAL FOR MONTH: 3.15 1 = FOG OR MIST
DPTR FM NORMAL: 0.9 DPTR FM NORMAL: -1.39 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 5 GRTST 24HR 1.33 ON 31- 1 TO 1/4 MILE OR LESS
LOWEST: 34 ON 24 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: 12
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9
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. 207 CLEAR (SCALE 0-3) 15
DPTR FM NORMAL -37 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 3352 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -617
[CDD (BASE 65) ]
TOTAL THIS MO. 39
DPTR FM NORMAL -2 [PRESSURE DATA]
TOTAL FM JAN 1 45 HIGHEST SLP 30.45 ON 7
DPTR FM NORMAL -5 LOWEST SLP 29.44 ON 30
[REMARKS]
#FINAL-04-23#
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF APRIL 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 90 04/10/1995
04/27/1986
LOW 19 04/08/2007
HIGHEST 86 04/05 MM MM 85 04/23
LOWEST 31 04/24 MM MM 27 04/10
AVG. MAXIMUM 70.4 69.3 1.1 66.9
AVG. MINIMUM 43.8 44.9 -1.1 43.5
MEAN 57.1 57.1 0.0 55.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 1 3.4 -2.4 3
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.23 2011
MINIMUM 0.58 1976
TOTALS 3.27 4.65 -1.38 4.20
DAILY AVG. 0.11 0.16 -0.05 0.14
DAYS >= .01 10 12.5 -2.5 17
DAYS >= .10 8 8.3 -0.3 10
DAYS >= .50 3 3.8 -0.8 3
DAYS >= 1.00 0 1.2 -1.2 1
GREATEST
24 HR. TOTAL 0.90 04/05 TO 04/06 1.47
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 243 260 -17 313
SINCE 7/1 MM 4062 MM MM
COOLING TOTAL 14 24 -10 24
SINCE 1/1 18 27 -9 25
................................................................
WIND (MPH)
AVERAGE WIND SPEED 6.0
HIGHEST WIND SPEED/DIRECTION 40/240 DATE 04/01
HIGHEST GUST SPEED/DIRECTION 59/270 DATE 04/01
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.33
NUMBER OF DAYS FAIR 17
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 3
AVERAGE RH (PERCENT) 61
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 5
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 3
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...MISSING ANNUAL HEATING DEGREE DAYS DUE TO TEMPERATURE SENSOR
ERROR IN NOVEMBER...
$$
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: LONDON KY
MONTH: APRIL
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 72 43 58 6 7 0 0.56 M M 18.1 40 240 M M 4 13 59 270
2 63 41 52 -1 13 0 0.00 M M 4.1 12 30 M M 4 15 190
3 70 43 57 4 8 0 0.00 M M 6.2 16 180 M M 4 8 26 190
4 83 55 69 16 0 4 0.00 M M 6.8 18 210 M M 5 27 200
5 86 60 73 19 0 8 0.17 M M 11.5 32 290 M M 3 1 46 280
6 62 47 55 1 10 0 0.73 M M 6.0 14 330 M M 10 13 22 330
7 62 47 55 1 10 0 0.00 M M 8.8 15 340 M M 5 22 340
8 54 47 51 -4 14 0 0.00 M M 8.2 14 60 M M 9 21 100
9 68 34 51 -4 14 0 0.00 M M 4.9 16 90 M M 0 24 110
10 71 35 53 -2 12 0 0.00 M M 2.0 9 200 M M 0 14 200
11 75 38 57 1 8 0 0.00 M M 1.8 10 280 M M 0 14 260
12 78 40 59 3 6 0 0.00 M M 1.5 10 60 M M 0 8 15 70
13 85 43 64 8 1 0 T M M 4.0 14 180 M M 1 20 190
14 73 53 63 6 2 0 0.22 M M 3.1 13 230 M M 7 123 21 240
15 77 48 63 6 2 0 0.00 M M 3.6 10 180 M M 2 12 18 230
16 71 46 59 2 6 0 0.39 M M 10.0 31 290 M M 7 1 47 290
17 63 43 53 -5 12 0 0.00 M M 12.5 30 250 M M 1 40 260
18 76 38 57 -1 8 0 0.00 M M 5.4 24 260 M M 1 31 250
19 83 44 64 6 1 0 0.00 M M 2.9 14 200 M M 0 20 160
20 84 48 66 7 0 1 0.00 M M 6.0 20 190 M M 0 29 200
21 77 54 66 7 0 1 0.19 M M 8.0 23 280 M M 1 13 36 190
22 63 46 55 -4 10 0 0.61 M M 8.1 26 260 M M 7 13 45 250
23 56 38 47 -13 18 0 0.00 M M 5.7 15 290 M M 3 20 300
24 58 31 45 -15 20 0 0.00 M M 3.3 14 300 M M 2 20 290
25 65 34 50 -10 15 0 0.00 M M 3.1 12 90 M M 0 16 100
26 70 35 53 -7 12 0 0.00 M M 2.7 10 200 M M 0 13 200
27 64 44 54 -7 11 0 0.29 M M 3.4 8 130 M M 5 1 13 170
28 73 51 62 1 3 0 0.08 M M 6.1 25 280 M M 9 13 38 280
29 68 45 57 -4 8 0 0.00 M M 2.3 8 330 M M 3 12 13 170
30 62 43 53 -9 12 0 0.03 M M 9.1 30 270 M M 6 41 260
================================================================================
SM 2112 1314 243 14 3.27 M 179.2 M 99
================================================================================
AV 70.4 43.8 6.0 FASTST M M 3 MAX(MPH)
MISC ----> 40 240 59 270
================================================================================
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: 2023
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 57.1 TOTAL FOR MONTH: 3.27 1 = FOG OR MIST
DPTR FM NORMAL: 0.0 DPTR FM NORMAL: -1.38 2 = FOG REDUCING VISIBILITY
HIGHEST: 86 ON 5 GRTST 24HR 1.31 ON 31- 1 TO 1/4 MILE OR LESS
LOWEST: 31 ON 24 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: 8
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 243 CLEAR (SCALE 0-3) 15
DPTR FM NORMAL -17 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 MM CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL MM
[CDD (BASE 65) ]
TOTAL THIS MO. 14
DPTR FM NORMAL -10 [PRESSURE DATA]
TOTAL FM JAN 1 18 HIGHEST SLP 30.43 ON 7
DPTR FM NORMAL -9 LOWEST SLP 29.47 ON 30
[REMARKS]
MISSING ANNUAL HEATING DEGREE DAYS DUE TO TEMPERATURE SENSOR
ERROR IN NOVEMBER
#FINAL-04-23#
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