179
FNUS73 KPAH 181621
FWSPAH

Spot Forecast for Unit 4...USFS
National Weather Service Paducah KY
1121 AM CDT Wed Sep 18 2024

Forecast is based on forecast start time of 1200 CDT on September 18.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

Light northeast winds generally under 5 mph today. Despite decent mixing,
smoke dispersion will be rather poor due to the light winds. RH values are
expected to lower into the 30-40 percent range this afternoon.

.REST OF TODAY...

Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Temperature.........82 at forecast start...Max 88.
RH..................49 percent at forecast start...Min 32 percent.
Wind (20 ft)........
 Slope/valley.......Winds northeast at 2 mph at forecast
                    start...otherwise Light northeast winds.
Smoke dispersal.....Poor /24300 knot-ft/ at forecast start.
                    Max...poor /36200 knot-ft/.
Haines Index........4 or low potential for large plume dominated
                    fire growth at forecast start...max 5.

TIME (CDT)      NOON   2 PM   4 PM
Sky cover.......CLEAR  MCLEAR MCLEAR
Weather cov.....
Weather type....NONE   NONE   NONE
Tstm cov........
CWR.............0      0      0
Temp............82     87     88
RH..............49     37     34
20 FT wind dir..NW     NE     NE
20 FT wind spd..2      3      3
20 FT wind gust.6      7      6
Haines index....4      5      5
Vrate kt-ft/1K..24     35     36
Ventrate Cat....POOR   POOR   POOR

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent).
CWR.................0 percent.
Temperature.........Min 61.
RH..................Max 93 percent.
Wind (20 ft)........
 Slope/valley.......Light winds.
Smoke dispersal.....Poor (1100 knot-ft).
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky cover.......MCLEAR PCLDY  PCLDY  MCLEAR MCLEAR CLEAR
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
CWR.............0      0      0      0      0      0
Temp............82     76     73     69     67     65
RH..............43     56     64     73     78     84
20 FT wind dir..NE     NE     NE     N      N      N
20 FT wind spd..3      2      2      1      1      2
20 FT wind gust.5      3             2      2
Haines index....5      5      5      5      4      4
Vrate kt-ft/1K..3      2      2      2      1      2
Ventrate Cat....POOR   POOR   POOR   POOR   POOR   POOR

.THURSDAY...

Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
Temperature.........Max 90.
RH..................Min 34 percent.
Wind (20 ft)........
 Slope/valley.......Light winds.
Smoke dispersal.....Poor (1500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky cover.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
CWR.............0      0      0      0      0      0
Temp............61     66     79     86     89     90
RH..............93     81     56     40     35     34
20 FT wind dir..N      N      N      W      SW     SW
20 FT wind spd..2      2      1      2      2      2
20 FT wind gust.3             2      3      5      5
Haines index....4      4      4      4      4      4
Vrate kt-ft/1K..2      2      4      16     24     19
Ventrate Cat....POOR   POOR   POOR   POOR   POOR   POOR

$$
Forecaster...POULOS
Requested by...Brandon Spradling
Type of request...WILDFIRE
.TAG 2422675.0/PAH
.DELDT 09/18/24
.FormatterVersion 2.0.0
.EMAIL brandon.spradling@usda.gov