561
FNUS71 KPHI 271643
FWSPHI
SPOT FORECAST FOR TYLER UNIT 1...SILVIX
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1243 PM EDT MON APR 27 2026
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON APRIL 28.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS OR CONCERNS WITH
THIS FORECAST.
DISCUSSION
A WEAKENING SYSTEM ARRIVES FROM THE WEST LATER TUESDAY WITH MINIMAL
CHANCES FOR A FEW SHOWERS. A STRONG COLD FRONT ALONG WITH LOW PRESSURE
WILL THEN CROSS OUR REGION LATE WEDNESDAY INTO THURSDAY WITH WIDESPREAD
SHOWERS OR A PERIOD OF RAIN. THE WINDS ARE ANTICIPATED TO BE ON THE LIGHT
SIDE THROUGH TUESDAY, THEN INCREASE SOME OUT OF THE SOUTHEAST DURING
WEDNESDAY AHEAD OF THE STRONG COLD FRONT.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 20 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........40 PERCENT.
WIND SHIFT..........NONE.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH LATE IN
THE MORNING.
MIXING HEIGHT.......4200 FT AGL.
TRANSPORT WINDS.....EAST 5 TO 8 MPH SHIFTING TO THE SOUTH 9 TO 10
MPH LATE IN THE MORNING.
SMOKE DISPERSAL.....POOR (2900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (33700 KNOT-FT) IN THE
AFTERNOON.
ADI.................5 EARLY IN THE MORNING INCREASING TO 47 IN THE
AFTERNOON.
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........15 22 44 51 58 63 68 73 74 74 75
WEATHER COV..... SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW
TSTM COV........
CWR.............0 0 0 0 0 0 0 20 20 20 20
CHC OF PCPN (%).0 0 0 0 0 0 0 20 20 20 20
TEMP............45 49 52 57 61 64 65 65 66 66 65
RH..............79 71 63 53 46 41 41 41 40 40 41
20 FT WIND DIR..N NE SE S S S S S S S S
20 FT WIND SPD..2 2 2 3 5 6 7 7 7 7 7
20 FT WIND GUST.3 3 5 7 8 10 12 13 13 13 13
MIX HGT (KFT)...0.7 0.9 1.8 2.7 3.5 3.8 4.0 4.2 4.0 3.9 3.7
TRANSP WIND DIR.E E SE SE SE SE S S S S S
TRANSP WIND SPD.5 6 7 8 9 9 9 9 9 10 10
ADI.............5 6 16 28 42 44 44 46 46 47 47
VRATE KT-FT/1K..3 4 11 19 28 30 32 34 34 34 34
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING.
CWR.................20 PERCENT DECREASING TO 10 PERCENT EARLY IN
THE EVENING.
CHANCE OF PCPN......20 PERCENT.
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........83 PERCENT.
WIND SHIFT..........NONE.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH IN THE EVENING BECOMING
LIGHT.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 10 MPH.
SMOKE DISPERSAL.....FAIR (26100 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (4100 KNOT-FT) LATE IN THE
NIGHT.
ADI.................3 TO 37.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........69 62 56 57 58 59 61 64 66 66 67 67
WEATHER COV.....SCH SCH
WEATHER TYPE....RW RW
TSTM COV........
CWR.............20 20 10 10 10 10 10 10 0 0 0 0
CHC OF PCPN (%).20 20 10 10 10 10 10 10 0 0 0 0
TEMP............63 61 59 57 55 53 52 51 50 49 49 48
RH..............44 48 51 55 61 66 69 71 74 77 80 83
20 FT WIND DIR..S S S S S S S S S S SE SE
20 FT WIND SPD..7 6 6 5 5 3 3 2 2 2 2 2
20 FT WIND GUST.12 10 9 8 8 7 7 6 5 5 5 5
MIX HGT (KFT)...2.9 2.1 1.2 1.1 1.0 0.9 0.9 0.8 0.8 0.8 0.8 0.8
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.10 10 10 9 8 7 7 6 6 6 7 7
ADI.............37 7 7 6 5 5 3 3 3 3 3 3
VRATE KT-FT/1K..26 19 11 9 7 5 5 5 4 4 4 5
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). RAIN SHOWERS
LIKELY LATE IN THE AFTERNOON. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE AFTERNOON.
CWR.................10 PERCENT INCREASING TO 60 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........52 PERCENT.
WIND SHIFT..........NONE.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 9 MPH IN
THE LATE MORNING AND AFTERNOON. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE
IN THE AFTERNOON.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 8 TO 16 MPH INCREASING TO 18 TO 20
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (5600 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (56700 KNOT-FT) IN THE
AFTERNOON.
ADI.................0 EARLY IN THE MORNING INCREASING TO 65 IN THE
AFTERNOON.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........67 68 68 72 77 81 83 85 87 87 87 87
WEATHER COV..... LKY LKY LKY LKY
WEATHER TYPE.... RW RW RW RW
TSTM COV........ SCH
CWR.............0 0 10 10 10 10 10 10 60 60 60 60
CHC OF PCPN (%).0 0 10 10 10 10 10 10 60 60 60 60
TEMP............49 50 51 54 57 60 62 63 64 64 64 63
RH..............80 80 77 71 64 60 58 56 54 54 52 54
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..2 3 3 5 6 6 7 8 9 9 10 10
20 FT WIND GUST.5 6 7 8 9 12 13 15 16 17 18 18
MIX HGT (KFT)...0.8 0.9 1.0 1.5 1.9 2.4 2.8 3.2 3.5 3.2 2.8 2.4
TRANSP WIND DIR.S SE SE SE SE SE SE S S S SE SE
TRANSP WIND SPD.8 8 9 10 10 12 14 16 18 18 20 20
ADI.............3 10 12 19 27 34 48 63 65 43 22 0
VRATE KT-FT/1K..6 7 8 13 18 24 33 44 57 52 47 41
VENTRATE CAT....PR PR PR PR PR PR PR FR FR FR FR FR
FORECASTER...GORSE
REQUESTED BY...SHANNON HENRY
TYPE OF REQUEST...PRESCRIBED
.TAG 2611832.0/PHI
.DELDT 04/27/26
.FORMATTERVERSION 2.0.0
.EMAIL SHANNON@SILVIXFORESTRY.COM
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