696  
FNUS71 KPHI 021734  
FWSPHI  
 
SPOT FORECAST FOR RT 46 FIRE...NJFFS  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
134 PM EDT FRI MAY 2 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1400 EDT ON MAY 02.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
WARM AND BREEZY CONDITIONS EXPECTED TODAY INTO TONIGHT. FORECAST  
MINIMUM RELATIVE HUMIDITY THIS AFTERNOON WILL BE NEAR 45% WITH  
TEMPERATURES IN THE LOW 80S. SOUTHWEST WINDS 10-15 MPH WITH GUSTS  
UP TO 20 MPH. AN ISOLATED SHOWER OR STORM IS POSSIBLE (30-40%  
CHANCE) THIS AFTERNOON THROUGH TONIGHT. RELATIVE HUMIDITY WILL  
RECOVER TO AROUND 90% TONIGHT WITH WINDS BECOMING CALM AND  
TEMPERATURES FALLING TO NEAR 60 DEGREES.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). SLIGHT CHANCE OF  
SHOWERS LATE IN THE AFTERNOON. CHANCE OF  
SHOWERS AND THUNDERSTORMS LATE IN THE  
AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 30 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........47 PERCENT.  
WIND SHIFT..........NONE EXPECTED.  
WIND (20 FT)........SOUTHWEST WINDS 9 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......6700 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 23 MPH.  
SMOKE DISPERSAL.....EXCELLENT (117100 KNOT-FT).  
ADI.................102 TO 108.  
EYE LEVEL WINDS.....WEST WINDS 7 TO 8 MPH.  
 
TIME (EDT) 2PM 3PM 4PM 5PM  
SKY (%).........53 55 58 59  
WEATHER COV..... SCH CHC  
WEATHER TYPE.... RW RW  
TSTM COV........ CHC  
CWR.............10 10 20 30  
CHC OF PCPN (%).10 10 20 30  
TEMP............78 79 79 78  
RH..............50 47 47 47  
20 FT WIND DIR..SW SW SW W  
20 FT WIND SPD..12 13 13 12  
20 FT WIND GUST.20 23 22 21  
EYE LVL WND DIR.SW SW SW W  
EYE LVL WND SPD.7 8 8 7  
EYE LVL WND GST.12 14 13 13  
MIX HGT (KFT)...6.0 6.4 6.7 5.9  
TRANSP WIND DIR.W W W W  
TRANSP WIND SPD.23 23 23 23  
ADI.............103 105 108 102  
VRATE KT-FT/1K..120 127 134 117  
VENTRATE CAT....VGD VGD VGD VGD  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
OVERNIGHT.  
CWR.................30 PERCENT DECREASING TO 10 PERCENT IN THE  
EVENING, THEN INCREASING TO 20 PERCENT  
OVERNIGHT DECREASING TO 10 PERCENT OVERNIGHT.  
CHANCE OF PCPN......30 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........90 PERCENT.  
WIND SHIFT..........NONE EXPECTED.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS OVERNIGHT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 12 TO 20 MPH DECREASING TO 7 TO 9 MPH  
IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....EXCELLENT (76000 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (900 KNOT-FT) LATE IN THE  
NIGHT.  
ADI.................103 EARLY IN THE EVENING DECREASING TO 3 LATE  
IN THE NIGHT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 6 MPH DECREASING TO SOUTH  
IN THE LATE EVENING AND OVERNIGHT.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........53 49 43 46 52 47 50 47 43 41 40 43  
WEATHER COV.....CHC SCH  
WEATHER TYPE....RW RW  
TSTM COV........CHC SCH  
CWR.............30 10 0 10 10 10 10 20 10 10 10 10  
CHC OF PCPN (%).30 10 0 10 10 10 10 20 10 10 10 10  
TEMP............77 75 72 69 68 67 66 65 64 62 62 61  
RH..............48 54 59 66 68 70 73 78 81 87 90 90  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW S S  
20 FT WIND SPD..10 8 6 5 5 3 5 3 3 2 3 3  
20 FT WIND GUST.20 16 8 8 7 6 6 9 6 5 5 6  
EYE LVL WND DIR.SW SW SW SW SW SW SW SW SW SW S S  
EYE LVL WND SPD.6 5 4 3 3 2 3 2 2 1 2 2  
EYE LVL WND GST.12 10 5 5 4 4 4 5 4 3 3 4  
MIX HGT (KFT)...4.5 1.1 0.3 0.2 0.2 0.3 0.2 0.2 0.2 0.1 0.1 0.2  
TRANSP WIND DIR.W W SW SW SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.20 13 12 9 9 9 9 9 8 8 8 7  
ADI.............103 8 8 6 6 4 4 4 4 4 4 3  
VRATE KT-FT/1K..76 12 4 2 2 2 2 2 2 1 1 1  
VENTRATE CAT....GD PR PR PR PR PR PR PR PR PR PR PR  
   
SATURDAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF  
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY AND  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 60 PERCENT.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........54 PERCENT.  
WIND SHIFT..........NONE EXPECTED.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH WITH  
GUSTS TO AROUND 23 MPH IN THE LATE MORNING AND  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......5700 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 6 TO 14 MPH INCREASING TO 20 TO 25  
MPH IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (92200 KNOT-FT) IN THE  
AFTERNOON INCREASING TO EXCELLENT (63900  
KNOT-FT) LATE IN THE AFTERNOON.  
ADI.................3 EARLY IN THE MORNING INCREASING TO 125 IN THE  
AFTERNOON.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH UP TO 4 MPH EARLY IN  
THE MORNING, THEN SHIFTING TO THE SOUTHWEST 5  
TO 7 MPH WITH GUSTS TO AROUND 14 MPH IN THE  
LATE MORNING AND AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........46 54 63 60 60 61 64 69 73 74 74 75  
WEATHER COV..... SCH CHC CHC CHC CHC CHC LKY  
WEATHER TYPE.... RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC  
CWR.............10 10 10 10 10 20 30 30 40 40 50 60  
CHC OF PCPN (%).10 10 10 10 10 20 30 30 40 40 50 60  
TEMP............61 62 65 68 72 74 76 78 78 78 78 76  
RH..............90 90 84 76 68 64 60 56 54 54 56 58  
20 FT WIND DIR..S SW S S S SW S SW SW SW SW SW  
20 FT WIND SPD..3 3 6 7 8 8 9 10 12 12 12 10  
20 FT WIND GUST.8 9 15 17 20 22 20 22 23 22 22 22  
EYE LVL WND DIR.S SW S S S SW S SW SW SW SW SW  
EYE LVL WND SPD.2 2 4 4 5 5 5 6 7 7 7 6  
EYE LVL WND GST.5 5 9 10 12 13 12 13 14 13 13 13  
MIX HGT (KFT)...0.2 0.2 0.6 1.0 1.8 2.7 3.6 4.4 5.1 5.7 4.6 3.5  
TRANSP WIND DIR.SW SW SW S S S SW SW SW SW SW SW  
TRANSP WIND SPD.7 6 7 8 10 14 20 24 25 25 23 21  
ADI.............3 6 7 10 24 49 84 125 106 111 92 73  
VRATE KT-FT/1K..1 1 3 7 16 33 60 92 112 125 93 64  
VENTRATE CAT....PR PR PR PR PR PR GD GD VGD VGD GD GD  
 
 
FORECASTER...STAARMANN  
REQUESTED BY...CHRISTOPHER FRANEK  
TYPE OF REQUEST...WILDFIRE  
.TAG 2512697.0/PHI  
.DELDT 05/02/25  
.FORMATTERVERSION 2.0.0  
.EMAIL ERIC.WEBER@DEP.NJ.GOV,NJFFAIMT@GMAIL.COM  
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