174
FNUS71 KPHI 041115
FWSPHI
SPOT FORECAST FOR READINGTON RXB...NJFFS
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
715 AM EDT SAT APR 4 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON APRIL 04.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
LOW PRESSURE MOVING BY TO THE NORTH THIS WEEKEND WILL BRING A
STATIONARY FRONT ACROSS THE REGION SATURDAY. A TRAILING COLD FRONT
MOVES THROUGH ON SUNDAY. HIGH PRESSURE WILL BUILD IN FOR MONDAY,
FOLLOWED BY ANOTHER COLD FRONT ON TUESDAY. HIGH PRESSURE WILL THEN
RETURN AND BE IN CONTROL THROUGH THE END OF THE WEEK.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
SHOWERS LATE IN THE AFTERNOON.
CWR.................10 PERCENT INCREASING TO 30 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........59 PERCENT.
WIND SHIFT..........WINDS WILL SHIFT TO NORTHEAST BY LATE MORNING,
AND GRADUALLY SHIFT TO E IN THE AFTERNOON
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 6 TO 10 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 7 MPH SHIFTING TO THE EAST 7 TO
13 MPH EARLY IN THE AFTERNOON, THEN INCREASING
TO 18 TO 22 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (9600 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (44000 KNOT-FT) IN THE
AFTERNOON.
ADI.................11 TO 44.
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........23 40 49 44 60 63 59 75
WEATHER COV..... CHC CHC
WEATHER TYPE.... RW RW
TSTM COV........
CWR.............0 0 10 10 10 10 30 30
CHC OF PCPN (%).0 0 10 10 10 10 30 30
TEMP............64 67 70 71 72 71 68 64
RH..............73 65 61 59 59 61 63 67
20 FT WIND DIR..NE NE E E SE SE E E
20 FT WIND SPD..5 3 5 6 7 9 12 14
20 FT WIND GUST.7 7 9 10 13 14 18 22
MIX HGT (KFT)...1.6 2.0 2.6 2.9 3.4 3.2 2.8 2.2
TRANSP WIND DIR.N NE E E E E E E
TRANSP WIND SPD.7 6 7 7 10 13 18 22
ADI.............14 11 15 16 27 31 42 44
VRATE KT-FT/1K..10 10 16 17 31 35 44 41
VENTRATE CAT....PR PR PR PR PR PR FR FR
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING. CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING. SLIGHT
CHANCE OF RAIN SHOWERS EARLY IN THE MORNING.
PATCHY FOG OVERNIGHT. PATCHY FOG AFTER 3 AM.
CWR.................10 PERCENT INCREASING TO 20 PERCENT EARLY IN
THE EVENING, THEN INCREASING TO 30 PERCENT
EARLY IN THE EVENING INCREASING TO 40 PERCENT
OVERNIGHT DECREASING TO 10 PERCENT INCREASING
TO 20 PERCENT EARLY IN THE MORNING.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........96 PERCENT.
WIND SHIFT..........TOWARDS DAWN, WINDS WILL START TO SHIFT TO SE
WIND (20 FT)........EAST WINDS 5 TO 9 MPH. GUSTS UP TO 24 MPH IN
THE EVENING.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....EAST 18 TO 25 MPH BECOMING SOUTHEAST 8 TO 15
MPH AFTER 3 AM.
SMOKE DISPERSAL.....GOOD (42900 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (4200 KNOT-FT) LATE IN THE
NIGHT.
ADI.................5 TO 42.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........77 75 91 88 91 94 95 93 90 88 84 86
WEATHER COV..... SCH CHC CHC CHC CHC CHC CHC PTY PTY SCH
WEATHER TYPE.... RW RW RW RW RW RW RW FOG FOG RNF
TSTM COV........
CWR.............10 20 30 30 30 30 30 40 10 10 10 20
CHC OF PCPN (%).10 20 30 30 30 30 30 40 10 10 10 20
TEMP............59 55 53 49 48 47 46 46 46 46 46 47
RH..............72 72 69 80 83 86 86 89 93 96 96 96
20 FT WIND DIR..E E E E E E E E E E E E
20 FT WIND SPD..13 13 13 13 12 12 10 9 9 8 6 6
20 FT WIND GUST.22 23 24 23 22 21 18 13 12 10 10 9
MIX HGT (KFT)...1.8 2.0 1.8 1.5 1.4 1.3 1.3 1.2 1.2 1.0 0.8 0.6
TRANSP WIND DIR.E E E E E E E E E E SE SE
TRANSP WIND SPD.23 24 25 23 22 22 21 20 18 15 12 8
ADI.............42 32 28 26 24 24 14 13 12 10 8 5
VRATE KT-FT/1K..36 43 39 29 26 25 23 21 19 13 8 4
VENTRATE CAT....PR FR PR PR PR PR PR PR PR PR PR PR
SUNDAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). PATCHY FOG EARLY IN THE
MORNING. RAIN SHOWERS THROUGH THE DAY.
CWR.................20 PERCENT INCREASING TO 80 PERCENT EARLY IN
THE MORNING, THEN INCREASING TO 100 PERCENT
LATE IN THE MORNING DECREASING TO 70 PERCENT
LATE IN THE AFTERNOON DECREASING TO 30 PERCENT.
CHANCE OF PCPN......100 PERCENT.
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........59 PERCENT.
WIND SHIFT..........WINDS WILL QUICKLY SHIFT TO S IN THE MORNING,
THEN GRADUALLY SHIFT TO W BY EARLY AFTERNOON.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH SHIFTING TO THE WEST
8 TO 10 MPH LATE IN THE MORNING.
MIXING HEIGHT.......3600 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 8 MPH SHIFTING TO THE WEST 10 TO
18 MPH IN THE LATE MORNING AND EARLY AFTERNOON,
THEN INCREASING TO 21 TO 22 MPH LATE IN THE
AFTERNOON.
SMOKE DISPERSAL.....POOR (6200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (68300 KNOT-FT) IN THE
AFTERNOON.
ADI.................5 EARLY IN THE MORNING INCREASING TO 57 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........79 80 89 89 89 100 100 100 91 90 90 89
WEATHER COV.....SCH SCH DEF DEF DEF DEF DEF DEF LKY LKY LKY CHC
WEATHER TYPE....RNF RNF RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CWR.............20 20 80 80 80 100 100 100 70 70 70 30
CHC OF PCPN (%).20 20 80 80 80 100 100 100 70 70 70 30
TEMP............49 51 53 57 61 64 64 63 61 61 61 61
RH..............96 93 83 83 81 78 78 78 81 78 72 67
20 FT WIND DIR..E SE S SW SW W W W W W W W
20 FT WIND SPD..6 5 7 8 9 13 13 12 12 10 12 12
20 FT WIND GUST.10 12 12 15 18 21 22 21 21 21 21 20
MIX HGT (KFT)...0.9 1.2 1.5 1.6 1.7 1.8 2.1 2.3 2.6 2.9 3.3 3.6
TRANSP WIND DIR.SE S S SW W W W W W W W W
TRANSP WIND SPD.8 8 8 10 13 15 17 18 21 21 22 22
ADI.............5 11 13 18 22 27 33 39 46 50 54 57
VRATE KT-FT/1K..6 8 10 14 19 24 31 38 46 53 61 68
VENTRATE CAT....PR PR PR PR PR PR PR PR FR FR GD GD
FORECASTER...JOHNSON
REQUESTED BY...ERIC KELLY
TYPE OF REQUEST...PRESCRIBED
.TAG 2608884.0/PHI
.DELDT 04/04/26
.FORMATTERVERSION 2.0.0
.EMAIL ERIC.KELLY@DEP.NJ.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page