613
FNUS71 KPHI 131121
FWSPHI
SPOT FORECAST FOR JUMP CIRCLE RX...USFWS
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
721 AM EDT FRI MAR 13 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MARCH 13.
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 TRACKS TO OUR NORTH TONIGHT AND PULLS A MAINLY DRY COLD
FRONT ACROSS OUR REGION, THEN HIGH PRESSURE GRADUALLY BUILDS INTO
OUR AREA LATER SATURDAY. AS LOW PRESSURE TRACKS WELL TO OUR
NORTHWEST AND NORTH SUNDAY AND MONDAY, A STRONG COLD FRONT SWEEPS
ACROSS OUR AREA MONDAY NIGHT. HIGH PRESSURE BUILDS IN LATER TUESDAY
INTO WEDNESDAY. A COLD FRONT MAY THEN ARRIVE LATER WEDNESDAY OR
THURSDAY.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).
CWR.................10 PERCENT.
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........38 PERCENT.
WIND SHIFT..........
WIND (20 FT)........SOUTH WINDS 6 TO 15 MPH. GUSTS UP TO 32 MPH.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 16 MPH INCREASING TO AROUND 30 MPH.
SMOKE DISPERSAL.....FAIR (24100 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (111900 KNOT-FT) IN THE
AFTERNOON.
ADI.................34 EARLY IN THE MORNING INCREASING TO 86 IN THE
AFTERNOON.
TIME (EDT) 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........52 64 79 77 76 81 76
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 10 10 10
CHC OF PCPN (%).0 0 0 0 10 10 10
TEMP............43 44 47 47 47 48 46
RH..............43 41 38 40 40 39 43
20 FT WIND DIR..S S S S S S S
20 FT WIND SPD..7 10 13 14 15 15 16
20 FT WIND GUST.17 22 24 26 29 30 32
MIX HGT (KFT)...3.4 3.8 4.2 4.4 4.2 4.3 4.3
TRANSP WIND DIR.S S S S S S S
TRANSP WIND SPD.8 13 16 20 24 28 30
ADI.............34 46 62 56 69 79 86
VRATE KT-FT/1K..24 42 59 74 89 102 112
VENTRATE CAT....PR FR FR GD GD VGD VGD
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
MOSTLY CLEAR (20-30 PERCENT).
CWR.................10 PERCENT.
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 39.
MAX HUMIDITY........63 PERCENT.
WIND SHIFT..........
WIND (20 FT)........SOUTHWEST WINDS 9 TO 14 MPH WITH GUSTS TO
AROUND 32 MPH SHIFTING TO THE WEST 9 TO 10 MPH
WITH GUSTS TO AROUND 25 MPH AFTER 3 AM.
MIXING HEIGHT.......1600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 22 TO 25 MPH SHIFTING TO THE WEST 21
TO 23 MPH OVERNIGHT.
SMOKE DISPERSAL.....EXCELLENT (66600 KNOT-FT) EARLY IN THE EVENING
DECREASING TO GOOD (31300 KNOT-FT) LATE IN THE
NIGHT.
ADI.................14 TO 43.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........69 53 38 22 28 35 22 17 24 29 11 9
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 10 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 10 0 0 0 0 0 0 0
TEMP............46 45 43 44 44 45 46 46 46 45 44 43
RH..............45 49 57 57 62 62 63 60 58 60 60 60
20 FT WIND DIR..S S S S S SW SW SW SW W W W
20 FT WIND SPD..15 14 13 13 13 13 12 10 10 10 10 12
20 FT WIND GUST.32 30 28 28 28 28 26 24 22 23 24 25
MIX HGT (KFT)...1.7 1.6 2.2 2.1 2.3 2.5 3.2 3.3 3.4 3.5 2.8 2.9
TRANSP WIND DIR.S S S S S SW SW SW W W W W
TRANSP WIND SPD.24 22 22 24 25 24 24 23 22 21 22 23
ADI.............43 24 29 32 34 32 16 15 15 14 15 15
VRATE KT-FT/1K..36 31 41 45 50 53 67 66 64 64 52 59
VENTRATE CAT....PR PR FR FR FR FR GD GD GD GD FR FR
SATURDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........26 PERCENT.
WIND SHIFT..........
WIND (20 FT)........WEST WINDS 12 TO 17 MPH WITH GUSTS TO AROUND 33
MPH.
MIXING HEIGHT.......6300 FT AGL.
TRANSPORT WINDS.....WEST 25 TO 30 MPH INCREASING TO 35 TO 40 MPH IN
THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....GOOD (56100 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (149700 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (162600
KNOT-FT) IN THE AFTERNOON.
ADI.................34 EARLY IN THE MORNING INCREASING TO 129 IN
THE AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........5 5 6 7 10 12 14 17 19 18 18 17
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............42 40 41 42 44 47 49 51 52 53 54 53
RH..............57 55 48 46 41 37 34 30 29 28 26 27
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..13 13 14 15 16 17 18 20 20 18 16 14
20 FT WIND GUST.26 25 23 24 25 28 30 30 33 32 24 23
MIX HGT (KFT)...3.2 3.1 2.2 4.0 4.2 4.3 4.6 5.0 5.4 5.9 6.1 6.3
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.25 26 30 39 39 40 40 40 38 39 37 35
ADI.............34 86 60 109 110 115 119 124 120 129 122 116
VRATE KT-FT/1K..70 71 56 137 142 150 163 176 178 202 195 188
VENTRATE CAT....GD GD FR VGD VGD VGD EXL EXL EXL EXL EXL EXL
FORECASTER...MPS
REQUESTED BY...MICHAEL ACHEY
TYPE OF REQUEST...PRESCRIBED
.TAG 2605524.0/PHI
.DELDT 03/13/26
.FORMATTERVERSION 2.0.0
.EMAIL MICHAEL_ACHEY@FWS.GOV
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