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 >
September 2018 was the wettest September at Jackson with a total of 9.17 inches
which bested the previous wettest September by over an inch and 1/3rd. London's
total was missing for the month due to a precipitation sensor outage. September 2018
was the warmest September at London with a temperature of 73.6 degrees...over one degree
warmer than the previous record. Jackson saw September 2018 as its 3rd warmest.
The following are the September climate summaries for each location as well as the
September Local Climatological Data reports for Jackson and London:
Jackson Kentucky data:
...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2018
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 96 09/03/2011
LOW 34 09/24/1989
HIGHEST 92 09/03 89 3 86 09/27
09/25
09/24
LOWEST 54 09/28 42 12 47 09/07
AVG. MAXIMUM 80.7 78.0 2.7 76.9
AVG. MINIMUM 65.6 58.2 7.4 58.9
MEAN 73.2 68.1 5.1 67.9
DAYS MAX >= 90 3 1.5 1.5 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 7.82 1988
MINIMUM 0.51 2005
TOTALS 9.17R 3.46 5.71 3.33
DAILY AVG. 0.31 0.12 0.19 0.11
DAYS >= .01 15 8.4 6.6 9
DAYS >= .10 13 5.7 7.3 5
DAYS >= .50 7 2.2 4.8 1
DAYS >= 1.00 3 1.0 2.0 1
GREATEST
24 HR. TOTAL 1.88 09/27 TO 09/27 2.18
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 0.0 0.0 0.0 0.0
SNOWDEPTH AVG. 0 MM MM 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 MM 0
24 HR TOTAL 0.0 0.0
DEGREE_DAYS
HEATING TOTAL 9 50 -41 34
SINCE 7/1 9 52 -43 34
COOLING TOTAL 263 143 120 134
SINCE 1/1 1527 1121 406 1136
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 1.1
HIGHEST WIND SPEED/DIRECTION 15/330 DATE 09/18
HIGHEST GUST SPEED/DIRECTION 26/340 DATE 09/18
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.40
NUMBER OF DAYS FAIR 15
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 4
AVERAGE RH (PERCENT) 81
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 8 MIXED PRECIP 0
HEAVY RAIN 11 RAIN 13
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 21 FOG W/VIS <= 1/4 MILE 9
HAZE 0
- 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: SEPTEMBER
YEAR: 2018
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 85 68 77 4 0 12 0.00 0.0 0 2.1 13 320 M M 2 3 24 320
2 86 69 78 6 0 13 0.92 0.0 0 0.9 10 230 M M 2 13 20 210
3 92 71 82 10 0 17 0.00 0.0 0 1.7 7 120 M M 0 10 140
4 91 71 81 9 0 16 0.00 0.0 0 1.0 7 160 M M 0 9 160
5 89 74 82 10 0 17 0.00 0.0 0 1.7 6 310 M M 0 11 160
6 89 70 80 9 0 15 T 0.0 0 0.6 8 10 M M 2 13 16 340
7 86 70 78 7 0 13 0.01 0.0 0 0.5 6 130 M M 3 3 10 310
8 83 67 75 4 0 10 0.43 0.0 0 0.8 14 330 M M 4 13 23 330
9 84 70 77 7 0 12 0.75 0.0 0 1.7 8 280 M M 5 13 17 150
10 70 60 65 -5 0 0 0.44 0.0 0 2.8 9 310 M M 10 1 17 280
11 69 60 65 -5 0 0 0.00 0.0 0 0.6 6 140 M M 10 9 100
12 82 63 73 3 0 8 0.00 0.0 0 0.1 7 310 M M 6 12 9 300
13 89 68 79 10 0 14 0.00 0.0 0 0.5 6 350 M M 1 1 12 350
14 88 71 80 11 0 15 0.00 0.0 0 0.3 5 90 M M 1 1 11 70
15 85 70 78 10 0 13 0.02 0.0 0 0.5 8 110 M M 2 19 80
16 76 68 72 4 0 7 0.45 0.0 0 1.0 6 60 M M 4 1 25 70
17 73 68 71 3 0 6 0.66 0.0 0 2.3 9 320 M M 6 12 15 300
18 86 68 77 10 0 12 0.10 0.0 0 1.3 15 330 M M 4 12 26 340
19 88 67 78 11 0 13 0.00 0.0 0 1.2 7 300 M M 1 1 11 290
20 90 69 80 13 0 15 0.00 0.0 0 1.4 6 310 M M 0 1 9 200
21 86 70 78 12 0 13 0.00 0.0 0 2.1 9 210 M M 2 20 190
22 73 63 68 2 0 3 1.03 0.0 0 0.5 7 110 M M 8 12 13 100
23 66 61 64 -1 1 0 1.44 0.0 0 0.3 6 110 M M 5 12 12 100
24 71 64 68 3 0 3 0.66 0.0 0 2.3 10 150 M M 4 12 18 130
25 81 66 74 9 0 9 0.11 0.0 0 2.5 8 180 M M 7 13 17 180
26 73 62 68 4 0 3 0.27 0.0 0 1.0 8 260 M M 6 13 17 270
27 62 56 59 -5 6 0 1.88 0.0 0 1.1 12 330 M M 9 12 20 340
28 71 54 63 -1 2 0 0.00 0.0 0 0.4 6 340 M M 6 12 9 350
29 74 55 65 2 0 0 0.00 0.0 0 0.3 6 120 M M 2 12 10 70
30 82 56 69 6 0 4 0.00 0.0 0 0.8 7 300 M M 1 10 270
================================================================================
SM 2420 1969 9 263 9.17 0.0 34.3 M 113
================================================================================
AV 80.7 65.6 1.1 FASTST M M 4 MAX(MPH)
MISC ----> # 15 330 # 26 340
================================================================================
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: 2018
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 73.2 TOTAL FOR MONTH: 9.17 1 = FOG OR MIST
DPTR FM NORMAL: 5.0 DPTR FM NORMAL: 5.71 2 = FOG REDUCING VISIBILITY
HIGHEST: 92 ON 3 GRTST 24HR 1.88 ON 27-27 TO 1/4 MILE OR LESS
LOWEST: 54 ON 28 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: 15
MAX 90 OR ABOVE: 3 0.10 INCH OR MORE: 13
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 7
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 3
[HDD (BASE 65) ]
TOTAL THIS MO. 9 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL -41 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 9 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -43
[CDD (BASE 65) ]
TOTAL THIS MO. 263
DPTR FM NORMAL 120 [PRESSURE DATA]
TOTAL FM JAN 1 1527 HIGHEST SLP 30.30 ON 3
DPTR FM NORMAL 406 LOWEST SLP 29.76 ON 9
[REMARKS]
#FINAL-09-18#
London Kentucky data:
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2018
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 91 09/04 MM MM 88 09/23
LOWEST 55 09/30 MM MM 45 09/08
09/29 09/07
AVG. MAXIMUM 81.6 79.6 2.0 78.3
AVG. MINIMUM 65.7 56.9 8.8 56.6
MEAN 73.6 68.3 5.3 67.4
DAYS MAX >= 90 4 2.0 2.0 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 0.40 2008
TOTALS MM 3.37 MM 1.79
DAILY AVG. 0.21 0.11 0.10 0.06
DAYS >= .01 11 8.5 2.5 8
DAYS >= .10 9 5.4 3.6 5
DAYS >= .50 4 2.3 1.7 1
DAYS >= 1.00 3 0.9 2.1 0
GREATEST
24 HR. TOTAL MM 0.95
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS MM 0.0 MM MM
SINCE 7/1 MM 0.0 MM MM
SNOWDEPTH AVG. MM MM MM MM
DAYS >= 1.0 MM 0.0 MM MM
GREATEST
SNOW DEPTH MM MM
24 HR TOTAL MM MM
DEGREE_DAYS
HEATING TOTAL 5 46 -41 41
SINCE 7/1 5 47 -42 41
COOLING TOTAL 272 143 129 124
SINCE 1/1 1480 1167 313 1093
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 3.5
HIGHEST WIND SPEED/DIRECTION 23/060 DATE 09/06
HIGHEST GUST SPEED/DIRECTION 45/060 DATE 09/06
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.40
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 9
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 83
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 10 RAIN 11
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 26 FOG W/VIS <= 1/4 MILE 4
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...MONTHLY PRECIPITATION MISSING DUE TO A SENSOR OUTAGE FROM SEP
22ND-24TH...
$$
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: LONDON KY
MONTH: SEPTEMBER
YEAR: 2018
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 89 67 78 5 0 13 0.25 M M 2.4 16 300 M M 3 13 21 290
2 90 66 78 5 0 13 0.00 M M 2.0 8 250 M M 1 1 13 200
3 90 68 79 6 0 14 0.00 M M 1.5 12 100 M M 0 1 19 70
4 91 68 80 8 0 15 0.00 M M 1.5 8 170 M M 0 11 180
5 87 73 80 8 0 15 0.00 M M 1.8 7 270 M M 1 10 180
6 89 70 80 8 0 15 1.04 M M 2.7 23 60 M M 2 13 45 60
7 88 70 79 7 0 14 0.01 M M 1.3 10 350 M M 4 1 14 10
8 86 69 78 7 0 13 T M M 3.7 14 240 M M 1 1 19 240
9 83 68 76 5 0 11 1.55 M M 6.5 21 290 M M 5 13 29 240
10 69 62 66 -4 0 1 0.28 M M 5.5 12 300 M M 7 1 16 300
11 71 61 66 -4 0 1 0.00 M M 4.9 10 60 M M 10 1 16 330
12 85 64 75 5 0 10 0.00 M M 2.8 9 30 M M 5 12 13 30
13 89 67 78 9 0 13 0.00 M M 2.0 12 360 M M 1 1 16 10
14 89 70 80 11 0 15 0.00 M M 4.6 13 30 M M 1 1 19 20
15 87 70 79 10 0 14 0.00 M M 7.0 15 30 M M 1 24 80
16 76 69 73 5 0 8 0.31 M M 9.0 15 30 M M 5 1 22 20
17 73 69 71 3 0 6 0.19 M M 4.6 12 310 M M 10 1 18 290
18 87 69 78 10 0 13 0.00 M M 2.5 10 270 M M 5 12 13 290
19 90 66 78 11 0 13 0.00 M M 1.2 9 240 M M 1 1 15 20
20 89 66 78 11 0 13 0.00 M M 2.1 9 180 M M 0 1 14 200
21 86 69 78 12 0 13 0.06 M M 4.5 15 210 M M 4 1 23 230
22 73 65 69 3 0 4 M M M 4.4 13 10 M M 9 1 18 40
23 71 64 68 2 0 3 M M M 2.3 15 290 M M 8 13 21 280
24 71 67 69 4 0 4 M M M 2.3 9 190 M M 9 1 14 190
25 80 67 74 9 0 9 0.12 M M 4.8 16 180 M M 10 13 26 180
26 72 64 68 4 0 3 0.60 M M 5.3 18 270 M M 10 13 28 270
27 64 56 60 -4 5 0 1.17 M M 5.3 14 340 M M 10 12 21 350
28 76 57 67 3 0 2 0.00 M M 1.9 8 240 M M 5 10 180
29 74 55 65 2 0 0 0.00 M M 3.0 12 10 M M 4 12 15 40
30 82 55 69 6 0 4 0.00 M M 1.7 9 250 M M 1 1 13 250
================================================================================
SM 2447 1971 5 272 M M 105.1 M 133
================================================================================
AV 81.6 65.7 3.5 FASTST M M 4 MAX(MPH)
MISC ----> # 23 60 # 45 60
================================================================================
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: 2018
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 73.6 TOTAL FOR MONTH: M 1 = FOG OR MIST
DPTR FM NORMAL: 5.3 DPTR FM NORMAL: M 2 = FOG REDUCING VISIBILITY
HIGHEST: 91 ON 4 GRTST 24HR M ON M TO 1/4 MILE OR LESS
LOWEST: 55 ON 30,29 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: 4 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 4
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 3
[HDD (BASE 65) ]
TOTAL THIS MO. 5 CLEAR (SCALE 0-3) 13
DPTR FM NORMAL -41 PTCLDY (SCALE 4-7) 9
TOTAL FM JUL 1 5 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -42
[CDD (BASE 65) ]
TOTAL THIS MO. 272
DPTR FM NORMAL 129 [PRESSURE DATA]
TOTAL FM JAN 1 1480 HIGHEST SLP 30.29 ON 29
DPTR FM NORMAL 313 LOWEST SLP 29.77 ON 9
[REMARKS]
PRECIPITATION SENSOR OUTAGE ON 22ND-24TH
#FINAL-09-18#
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