1st Responders/1st Detectors/Storm Spotters Weather Summary for Jefferson County, KY

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Jefferson County, KY Hazardous Weather Outlook Webcast
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UKAWC 1st Detectors/1st Responders Precision Weather Forecast For JEFFERSON County, Kentucky
(based on the NWS County Digital Forecast)

ISSUED AT 06:00 UTC ON THURSDAY DEC 01 2022
DAY THURSDAY
EDT 3HR 3A 4A 5A 6A 7A 8A 9A 10A 11A NOON 1P 2P 3P 4P 5P 6P 7P
MAX/MIN -- -- -- -- -- 22° -- -- -- -- -- -- -- -- -- -- 41°
TEMP 27° 27° 25° 23° 23° 22° 23° 27° 31° 34° 36° 40° 41° 41° 41° 40° 36°
SKY COVER 4% 3% 3% 8% 14% 19% 25% 31% 37% 42% 46% 51% 43% 35% 27% 20% 14%
Clouds
DEW PT 16° 16° 16° 16° 16° 16° 14° 14° 13° 13° 13° 13° 14° 14° 16° 16° 16°
RH 63% 63% 67% 70% 71% 76% 67% 57% 48% 41% 38% 34% 33% 32% 34% 35% 43%
POP 12HR -- -- -- -- -- 0% -- -- -- -- -- -- -- -- -- -- --
RAIN/SNOW (liq.equ) -- -- -- -- -- 0.00in -- -- -- -- -- 0.00in -- -- -- -- --
SNOWFALL -- -- -- -- -- 0in -- -- -- -- -- 0in -- -- -- -- --
WIND SPEED(MPH) 6 6 5 5 2 2 2 1 1 1 1 1 2 2 5 5 5
WIND Gust(MPH) 13 10 9 7 6 5 2 2 2 2 2 2 2 5 5 5 5
WIND DIR W W W W W W W NW NW W S SE SE SE SE SE SE
DEW -- -- Freeze Freeze Freeze Freeze Freeze -- -- -- -- -- -- -- -- -- --
HeatIndex 20 20 19 18 19 17 19 27 31 34 36 40 40 40 39 38 33
Snow Showers -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Rain Showers -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
WIND CHILL 21° 21° 19° 17° -- -- -- -- -- -- -- -- -- -- 38° 37° 32°
SPRAY COND
DRY COND
LIVESTOCK COLDSTRESS



DAY FRIDAY SATURDAY SUNDAY MONDAY TUESDAY WEDNESDAY
EDT 6HR 8P 9P 10P 11P MIDN 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A NOON 1P 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 2A 8A 2P 8P 2A 8A 2P 8P 2A 8A 2P 8P 2A 8A 2P 8P
MAX/MIN -- -- -- -- -- -- -- -- -- -- -- -- 29° -- -- -- -- -- -- 54° -- -- -- -- 41° -- -- 52° -- -- 23° 45° -- -- 32° 52° -- -- 40° 52° -- -- 29° 43° --
TEMP 34° 31° 29° 29° 29° 29° 29° 29° 31° 32° 32° 32° 34° 36° 40° 43° 47° 49° 49° 52° 49° 50° 52° 52° 49° 45° 47° 45° 38° 29° 27° 41° 40° 36° 36° 49° 47° 47° 45° 50° 45° 38° 32° 40° 36°
SKY COVER 7% 8% 10% 11% 18% 24% 31% 40% 48% 57% 56% 54% 52% 53% 54% 55% 61% 68% 74% 83% 88% 90% 91% 90% 83% 49% 27% 23% 29% 54% 67% 70% 84% 81% 89% 89% 88% 90% 87% 83% 77% 73% 68% 61% 62%
Clouds
DEW PT 16° 16° 16° 16° 16° 18° 18° 18° 18° 18° 20° 22° 22° 25° 27° 27° 29° 29° 31° 34° 38° 43° 49° 49° 47° 40° 34° 27° 25° 20° 20° 25° 29° 31° 34° 41° 43° 43° 43° 47° 40° 34° 29° 31° 29°
RH 49% 52% 57% 60% 60% 62% 63% 60% 58% 56% 58% 63% 63% 61% 57% 52% 49% 47% 47% 52% 65% 76% 89% 92% 93% 79% 60% 50% 57% 72% 71% 52% 64% 81% 92% 76% 85% 89% 96% 85% 83% 88% 88% 67% 75%
POP 12HR 0% -- -- -- -- -- -- -- -- -- -- -- 0% -- -- -- -- -- -- -- 12% -- -- -- 83% -- -- -- 25% -- 3% -- 25% -- 52% -- 46% -- 56% -- 40% -- 41% -- 19%
RAIN/SNOW (liq.equ) 0.00in -- -- -- -- -- 0.00in -- -- -- -- -- 0.00in -- -- -- -- -- 0.00in -- 0.01in -- 0.03in -- 0.04in -- 0.00in -- 0.00in -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
SNOWFALL 0in -- -- -- -- -- 0in -- -- -- -- -- 0in -- -- -- -- -- 0in -- 0in -- 0in -- 0in -- 0in -- 0in -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
WIND SPEED(MPH) 5 5 6 6 6 6 6 6 6 6 6 7 7 7 9 10 13 14 14 14 14 15 15 14 13 14 13 9 6 5 5 6 5 5 2 6 6 6 6 8 6 7 7 8 7
WIND DIR SE SE SE SE SE SE SE SE S S S S S S S S S S S S S S SW SW W W NW NW NW N E S S SW S S S SW W W NW NW N NW NW
HeatIndex 29 27 23 22 22 22 22 23 26 27 27 26 27 30 34 38 47 49 49 52 49 50 52 52 49 45 47 39 34 23 22 38 36 33 34 49 47 47 41 50 45 32 26 35 30
Snow Showers -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Chance Slight Chance -- --
Rain Showers -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Likely Likely Definite Definite Chance Chance -- -- -- -- -- Chance Chance Chance Chance Chance Likely Likely Chance Chance Chance Chance Slight Chance Slight Chance Slight Chance
WIND CHILL 30° 26° 23° 23° 23° 23° 23° 23° 25° 27° 27° 26° 28° 30° 34° 37° -- -- -- -- -- -- -- -- -- 39° -- 40° 34° 24° 22° 37° 37° 32° -- -- -- -- 42° -- 42° 33° 26° 35° 30°
SPRAY COND
DRY COND
LIVESTOCK COLDSTRESS

Click on individual weather variable above in left-hand column (ie., TEMP, RH, QPF 12HR) to view state forecast maps






NWS 48 Hr. Forecast Maps,

Regional Hourly Observations For JEFFERSON County, Kentucky
Issued at 100 AM EST THU DEC 01 2022
NORTH CENTRAL KENTUCKY
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LOUISVILLE/SDF CLEAR     31  18  58 W7        30.44R WCI  24          
LOUISVILLE/LOU CLEAR     28  17  63 W9        30.43R WCI  19          
FORT KNOX      CLEAR     25  15  67 W6        30.42R WCI  18          


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.


Fire Weather Forecast For JEFFERSON County, KY
Provided by the National Weather Service:

Issued at: Thu Dec 1 01:05:01 EST 2022

319 PM EST Wed Nov 30 2022

                      Tonight      Thu          Thu Night    Fri          

CLOUD COVER           Clear        Pcldy        Pcldy        Pcldy        
PRECIP TYPE           None         None         None         None         
CHANCE PRECIP (%)     0            0            0            0            
TEMP (24H TREND)      19 (-13)     43 (+4)      28           55           
RH % (24H TREND)      81 (-19)     31 (-15)     68           44           
20FTWND-VAL/AM(MPH)                Lgt/Var                   S  7 G19     
20FTWND-RDG/PM(MPH)   W  7         Lgt/Var      Lgt/Var      S 11 G22     
PRECIP AMOUNT         0.00         0.00         0.00         0.00         
MIXING HGT(FT-AGL/MSL)             2133                      1948         
TRANSPORT WND (MPH)                SE  2                     S 20         
VENT RATE (KT-FT)                  4266                      42856        
DISPERSION                         Poor                      Fair         
DSI                   STBL         STBL         STBL         STBL         
LAL                   1            1            1            1            
HAINES INDEX          4            4            4            4            
ADI EARLY             14 GEN POOR  4 VERY POOR  4 VERY POOR  27 FAIR      
ADI LATE              8 POOR       8 POOR       9 POOR       29 FAIR      
MAX LVORI EARLY       3            4            3            3            
MAX LVORI LATE        3            2            3            2            

REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.        
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.

.SATURDAY...Rain showers likely. Lows in the lower 40s. Highs in
the lower 50s. South winds around 10 mph. 
.SUNDAY...Mostly cloudy. A 30 percent chance of rain showers.
Lows in the mid 20s. Highs in the mid 40s. South winds up to
5 mph. 
.MONDAY...Mostly cloudy with a 50 percent chance of rain showers.
Lows in the lower 30s. Highs in the lower 50s. South winds up to
5 mph. 
.TUESDAY...Mostly cloudy with a 50 percent chance of rain
showers. Lows around 40. Highs in the lower 50s. West winds up to
10 mph. 
.WEDNESDAY...Mostly cloudy. A 50 percent chance of rain showers
and snow showers. Colder. Lows in the upper 20s. Highs in the
lower 40s. Northwest winds 5 to 10 mph. 

SPC's Fire Weather Web Tool (Excellent!), SPC's Fire Weather Outlooks, NWS Fire Weather WEB, Fire Danger Class Map,
Keetch-Byram Drought Index, ROMAN Web, Haines Index ,
WFAS's 10-hr Dead Fuel Moist., WFAS's 100-hr Dead Fuel Moist., Probablity of Ignition, Visual blackness Map, Palmer Drought Index, HPC's Rainfall Forecast Maps


Hazardous Weather Outlook For JEFFERSON County, Kentucky
321 PM EST Wed Nov 30 2022 /221 PM CST Wed Nov 30 2022/

 DAY ONE  Tonight.

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Thursday through Tuesday.

No hazardous weather is expected at this time.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not anticipated.

Latest JEFFERSON County, Kentucky Watches, Warnings and Advisories.
Additional Drought Info.: UKAWC Drought Page, Kentucky Drought Watch


7-Day Forecast For JEFFERSON County, KY

TONIGHT
Clear, cooler with lows in the lower 20s. West winds 10 to 15 mph, diminishing to around 5 mph after midnight.

THURSDAY
Mostly sunny. Highs in the lower 40s. Northwest winds around 5 mph, becoming southeast in the afternoon.

THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 30. Southeast winds around 5 mph.

FRIDAY
Partly sunny in the morning, then becoming mostly cloudy. Not as cool with highs in the mid 50s. South winds 10 to 15 mph with gusts up to 30 mph.

FRIDAY NIGHT
Showers. Not as cool. Near steady temperature in the lower 50s. Southwest winds 10 to 15 mph with gusts up to 35 mph. Chance of rain 80 percent.

SATURDAY
Mostly sunny. A chance of showers in the morning. Highs in the lower 50s. Chance of rain 30 percent.

SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Much cooler with lows in the mid 20s.

SUNDAY
Mostly cloudy. A chance of rain showers in the afternoon. Highs in the mid 40s. Chance of rain 30 percent.

SUNDAY NIGHT
Mostly cloudy with a 50 percent chance of showers. Not as cool with lows in the mid 30s.

MONDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 50s.

MONDAY NIGHT
Showers likely, mainly in the evening. Near steady temperature in the upper 40s. Chance of rain 60 percent.

TUESDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 50s.

TUESDAY NIGHT
Mostly cloudy with a chance of rain showers. A chance of snow showers after midnight. Cooler with lows in the lower 30s. Chance of precipitation 40 percent.

WEDNESDAY
A slight chance of snow showers in the morning. Partly sunny with a slight chance of rain showers. Cooler with highs in the lower 40s. Chance of precipitation 20 percent.

Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky