A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >
The following are the September summaries for Jackson and London as well as the
September Local Climatological Data reports for Jackson and London:
...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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 98 09/10/2019
LOW 34 09/24/1989
HIGHEST 92 09/20 89 3 87 09/03
09/04
09/06
LOWEST 47 09/09 42 5 51 09/14
AVG. MAXIMUM 80.1 79.0 1.1 78.9
AVG. MINIMUM 61.3 59.1 2.2 60.2
MEAN 70.7 69.1 1.6 69.5
DAYS MAX >= 90 3 2.1 0.9 0
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 9.17 2018
MINIMUM T 2019
TOTALS 4.49 3.42 1.07 1.83
DAILY AVG. 0.15 0.11 0.04 0.06
DAYS >= .01 13 8.2 4.8 6
DAYS >= .10 7 5.6 1.4 4
DAYS >= .50 3 2.2 0.8 2
DAYS >= 1.00 2 1.0 1.0 0
GREATEST
24 HR. TOTAL 1.75 09/26 TO 09/27 1.21
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 T 0.0 0.0 T
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL 0 0
DEGREE DAYS
HEATING TOTAL 8 39 -31 6
SINCE 7/1 9 40 -31 7
COOLING TOTAL 189 161 28 149
SINCE 1/1 1431 1195 236 1056
................................................................
WIND (MPH)
AVERAGE WIND SPEED 1.6
HIGHEST WIND SPEED/DIRECTION 30/190 DATE 09/27
HIGHEST GUST SPEED/DIRECTION 56/170 DATE 09/27
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.34
NUMBER OF DAYS FAIR 17
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 69
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 5 RAIN 9
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 15 FOG W/VIS <= 1/4 MILE 7
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
CF6JKL
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: JACKSON KY
MONTH: SEPTEMBER
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 80 69 75 2 0 10 T 0.0 0 0.0 6 310 M M 7 12 8 250
2 79 62 71 -2 0 6 0.00 0.0 0 0.9 6 340 M M 1 12 12 80
3 79 55 67 -6 0 2 0.00 0.0 0 1.6 8 140 M M 0 13 130
4 82 61 72 0 0 7 0.00 0.0 0 0.9 6 140 M M 0 11 80
5 85 59 72 0 0 7 0.00 0.0 0 1.8 8 320 M M 0 12 330
6 87 60 74 2 0 9 0.06 0.0 0 2.3 9 340 M M 1 1 17 310
7 71 56 64 -8 1 0 0.14 0.0 0 3.4 10 340 M M 5 1 18 320
8 71 48 60 -11 5 0 0.00 0.0 0 0.4 7 140 M M 0 8 12 120
9 78 47 63 -8 2 0 0.00 0.0 0 1.0 7 160 M M 0 12 160
10 82 51 67 -4 0 2 0.00 0.0 0 0.2 8 130 M M 0 13 140
11 87 55 71 0 0 6 0.00 0.0 0 2.0 8 140 M M 0 13 150
12 80 62 71 1 0 6 0.00 0.0 0 1.9 8 140 M M 0 14 130
13 80 65 73 3 0 8 0.01 0.0 0 1.4 7 100 M M 4 15 70
14 86 66 76 6 0 11 0.00 0.0 0 2.7 12 120 M M 0 19 120
15 85 65 75 6 0 10 0.00 0.0 0 2.4 8 140 M M 0 18 80
16 83 62 73 4 0 8 0.00 0.0 0 2.4 12 140 M M 0 19 130
17 72 61 67 -2 0 2 0.08 0.0 0 0.0 5 110 M M 9 1 10 70
18 83 65 74 6 0 9 0.00 0.0 0 0.9 8 310 M M 5 11 330
19 90 64 77 9 0 12 0.00 0.0 0 1.4 12 300 M M 3 12 19 310
20 92 63 78 10 0 13 0.00 0.0 0 1.1 9 310 M M 1 14 190
21 80 67 74 7 0 9 0.03 0.0 0 0.4 5 280 M M 2 8 230
22 91 66 79 12 0 14 0.00 0.0 0 1.5 8 190 M M 1 18 17 160
23 86 65 76 9 0 11 0.30 0.0 0 1.7 10 310 M M 6 123 16 310
24 78 65 72 6 0 7 0.69 0.0 0 2.5 15 310 M M 5 13 24 340
25 71 62 67 1 0 2 0.45 0.0 0 1.3 7 140 M M 7 12 13 180
26 69 62 66 0 0 1 1.02 0.0 0 1.8 7 70 M M 10 12 16 80
27 78 67 73 8 0 8 1.37 0.0 0 7.6 30 190 M M 10 1 56 170
28 73 63 68 3 0 3 0.18 0.0 0 2.0 8 130 M M 10 1 15 120
29 73 63 68 3 0 3 0.08 0.0 0 0.9 8 170 M M 9 1 11 190
30 73 62 68 4 0 3 0.08 0.0 0 0.3 6 170 M M 6 12 7 180
================================================================================
SM 2404 1838 8 189 4.49 0.0 48.7 M 102
================================================================================
AV 80.1 61.3 1.6 FASTST M M 3 MAX(MPH)
MISC ----> 30 190 56 170
================================================================================
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: SEPTEMBER
YEAR: 2024
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 70.7 TOTAL FOR MONTH: 4.49 1 = FOG OR MIST
DPTR FM NORMAL: 1.6 DPTR FM NORMAL: 1.07 2 = FOG REDUCING VISIBILITY
HIGHEST: 92 ON 20 GRTST 24HR 1.38 ON 26-27 TO 1/4 MILE OR LESS
LOWEST: 47 ON 9 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: 13
MAX 90 OR ABOVE: 3 0.10 INCH OR MORE: 7
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2
[HDD (BASE 65) ]
TOTAL THIS MO. 8 CLEAR (SCALE 0-3) 17
DPTR FM NORMAL -31 PTCLDY (SCALE 4-7) 8
TOTAL FM JUL 1 9 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL -31
[CDD (BASE 65) ]
TOTAL THIS MO. 189
DPTR FM NORMAL 28 [PRESSURE DATA]
TOTAL FM JAN 1 1431 HIGHEST SLP 30.31 ON 4
DPTR FM NORMAL 236 LOWEST SLP 29.07 ON 27
[REMARKS]
#FINAL-09-24#
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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 97 09/05/2007
LOW 32 09/24/1983
HIGHEST 89 09/22 MM MM 89 09/04
09/05
LOWEST 45 09/09 MM MM 50 09/18
AVG. MAXIMUM 79.2 80.0 -0.8 81.4
AVG. MINIMUM 59.9 57.6 2.3 57.6
MEAN 69.5 68.8 0.7 69.5
DAYS MAX >= 90 0 3.0 -3.0 0
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 8.50 2004
MINIMUM 0.11 2019
TOTALS 4.01 3.55 0.46 1.70
DAILY AVG. 0.13 0.12 0.01 0.06
DAYS >= .01 13 8.3 4.7 7
DAYS >= .10 9 5.5 3.5 4
DAYS >= .50 3 2.1 0.9 1
DAYS >= 1.00 0 1.0 -1.0 1
GREATEST
24 HR. TOTAL 1.14 09/26 TO 09/27 1.34
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 14 38 -24 3
SINCE 7/1 15 37 -22 3
COOLING TOTAL 156 152 4 147
SINCE 1/1 1297 1192 105 1041
................................................................
WIND (MPH)
AVERAGE WIND SPEED 3.8
HIGHEST WIND SPEED/DIRECTION 29/040 DATE 09/27
HIGHEST GUST SPEED/DIRECTION 49/030 DATE 09/27
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.38
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 6
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 10
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 23 FOG W/VIS <= 1/4 MILE 2
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
CF6LOZ
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: LONDON KY
MONTH: SEPTEMBER
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 76 70 73 0 0 8 0.14 M M 3.0 8 290 M M 7 13 14 250
2 80 60 70 -3 0 5 0.00 M M 6.3 14 10 M M 5 1 22 10
3 79 55 67 -6 0 2 0.00 M M 4.1 10 70 M M 1 17 60
4 80 62 71 -1 0 6 0.00 M M 1.9 7 120 M M 1 1 12 140
5 84 57 71 -1 0 6 0.00 M M 1.2 8 70 M M 1 12 12 50
6 85 58 72 0 0 7 0.00 M M 3.9 15 330 M M 1 1 24 350
7 71 51 61 -11 4 0 0.04 M M 7.6 20 350 M M 5 27 350
8 72 46 59 -12 6 0 0.00 M M 3.6 13 40 M M 0 20 20
9 77 45 61 -10 4 0 0.00 M M 1.5 8 40 M M 0 1 11 50
10 83 47 65 -6 0 0 0.00 M M 1.6 8 30 M M 0 1 11 100
11 85 51 68 -2 0 3 0.00 M M 1.4 9 90 M M 0 1 16 150
12 75 58 67 -3 0 2 0.03 M M 3.6 12 110 M M 1 17 130
13 80 62 71 1 0 6 0.88 M M 6.0 13 70 M M 7 1 19 80
14 84 64 74 4 0 9 0.00 M M 5.7 15 100 M M 1 23 110
15 83 62 73 4 0 8 0.00 M M 4.9 13 130 M M 1 20 120
16 83 61 72 3 0 7 0.00 M M 4.0 13 50 M M 0 18 20
17 71 60 66 -2 0 1 0.39 M M 6.3 15 20 M M 9 1 23 50
18 80 65 73 5 0 8 0.00 M M 2.5 10 30 M M 7 1 14 30
19 86 63 75 7 0 10 0.00 M M 1.2 12 30 M M 4 12 15 30
20 87 61 74 7 0 9 0.00 M M 1.8 12 260 M M 0 1 14 250
21 87 62 75 8 0 10 T M M 1.9 9 270 M M 1 1 14 270
22 89 64 77 10 0 12 T M M 3.7 20 180 M M 2 13 29 170
23 85 66 76 10 0 11 0.49 M M 2.5 16 210 M M 5 13 29 230
24 84 65 75 9 0 10 0.21 M M 3.6 18 290 M M 4 13 28 300
25 71 65 68 2 0 3 0.20 M M 2.0 10 310 M M 7 1 15 170
26 69 63 66 1 0 1 0.55 M M 4.9 13 80 M M 10 1 19 80
27 74 64 69 4 0 4 0.89 M M 12.2 29 40 M M 10 1 49 30
28 69 63 66 2 0 1 0.16 M M 6.6 15 140 M M 10 1 24 140
29 71 63 67 3 0 2 0.02 M M 2.7 9 190 M M 10 1 13 140
30 76 63 70 6 0 5 0.01 M M 1.6 10 270 M M 8 1 14 270
================================================================================
SM 2376 1796 14 156 4.01 M 113.8 M 118
================================================================================
AV 79.2 59.9 3.8 FASTST M M 4 MAX(MPH)
MISC ----> 29 40 49 30
================================================================================
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: SEPTEMBER
YEAR: 2024
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 69.5 TOTAL FOR MONTH: 4.01 1 = FOG OR MIST
DPTR FM NORMAL: 0.7 DPTR FM NORMAL: 0.46 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 22 GRTST 24HR 1.14 ON 26-27 TO 1/4 MILE OR LESS
LOWEST: 45 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: 13
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9
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. 14 CLEAR (SCALE 0-3) 15
DPTR FM NORMAL -24 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 15 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL -22
[CDD (BASE 65) ]
TOTAL THIS MO. 156
DPTR FM NORMAL 4 [PRESSURE DATA]
TOTAL FM JAN 1 1297 HIGHEST SLP 30.30 ON 4
DPTR FM NORMAL 105 LOWEST SLP 29.05 ON 27
[REMARKS]
#FINAL-09-24#
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