814
FNUS71 KPHI 261016
FWSPHI
SPOT FORECAST FOR TCB UNITS 45 AND 6...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
616 AM EDT WED AUG 26 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON AUGUST 26.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
HIGH PRESSURE REMAINS IN CONTROL WEDNESDAY. ON THURSDAY, A WARM
FRONT LIFTS NORTH THROUGH THE REGION, BRINGING A CHANCE FOR PERIODS
OF HEAVY RAIN AND THUNDERSTORMS. THIS WILL BE FOLLOWED CLOSELY BY A
COLD FRONT CROSSING THE AREA FRIDAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........58 PERCENT.
WIND SHIFT..........
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......5700 FT AGL.
TRANSPORT WINDS.....WEST 3 TO 7 MPH SHIFTING TO THE SOUTHWEST 8 TO
10 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (5900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (51700 KNOT-FT) IN THE
AFTERNOON.
ADI.................9 EARLY IN THE MORNING INCREASING TO 73 IN THE
AFTERNOON.
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........19 10 23 26 39 42 42 37
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0
TEMP............68 73 76 77 77 79 77 77
RH..............81 71 64 62 62 58 60 62
20 FT WIND DIR..W W S S S S S SW
20 FT WIND SPD..2 2 3 3 5 5 5 5
20 FT WIND GUST. 3 5 7 8 8 8 8
MIX HGT (KFT)...2.0 2.9 3.9 4.6 5.2 5.7 5.3 4.5
TRANSP WIND DIR.NW W W W SW W SW SW
TRANSP WIND SPD.3 5 6 7 8 10 10 9
ADI.............9 17 28 40 52 73 68 52
VRATE KT-FT/1K..6 12 19 28 37 52 48 36
VENTRATE CAT....PR PR PR PR PR FR FR PR
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING
MOSTLY CLOUDY (55-65 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
CWR.................10 PERCENT INCREASING TO 20 PERCENT EARLY IN
THE MORNING.
CHANCE OF PCPN......20 PERCENT.
MIN TEMPERATURE.....AROUND 61.
MAX HUMIDITY........100 PERCENT.
WIND SHIFT..........
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS EARLY IN THE MORNING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTH 5 TO 8 MPH.
SMOKE DISPERSAL.....FAIR (15200 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (1500 KNOT-FT) LATE IN THE
NIGHT.
ADI.................2 TO 23 EARLY IN THE EVENING.
TIME (EDT) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........40 53 62 34
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 10
CHC OF PCPN (%).0 0 0 10
TEMP............76 67 64 63
RH..............64 84 87 90
20 FT WIND......S 3G6 S 1 S 1G2 S 2G5
MIX HGT (FT)....2200 400 400 500
TRANSPORT WIND..SW 8 S 5 S 7 S 7
ADI.............23 M M M
VRATE KT-FT/1K..15 2 3 3
VENTRATE CAT....POOR POOR POOR POOR
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SHOWERS LIKELY
AND CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN SHOWERS WITH THUNDERSTORMS LIKELY IN THE
AFTERNOON.
CWR.................20 PERCENT INCREASING TO 30 PERCENT EARLY IN
THE MORNING, THEN INCREASING TO 60 PERCENT LATE
IN THE MORNING DECREASING TO 40 PERCENT LATE IN
THE MORNING INCREASING TO 50 PERCENT INCREASING
TO 70 PERCENT LATE IN THE AFTERNOON INCREASING
TO 80 PERCENT.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........77 PERCENT.
WIND SHIFT..........
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 7 MPH IN THE
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE MORNING, THEN GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
LATE IN THE AFTERNOON.
MIXING HEIGHT.......2200 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 13 MPH.
SMOKE DISPERSAL.....POOR (4200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (24400 KNOT-FT) IN THE
AFTERNOON.
ADI.................MISSING.
TIME (EDT) 6 AM 10 AM 2 PM
SKY (%).........56 88 65
WEATHER COV.....S CHC LIKELY CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC S CHC CHANCE
CWR.............20 60 50
CHC OF PCPN (%).20 60 50
TEMP............62 70 78
RH..............97 93 79
20 FT WIND......S 2G7 S 6G14 S 8G17
MIX HGT (FT)....600 1300 2000
TRANSPORT WIND..S 8 S 10 S 13
ADI.............M M M
VRATE KT-FT/1K..4 12 22
VENTRATE CAT....POOR POOR POOR
FORECASTER...MJL
REQUESTED BY...PATRICK MCELHENNY
TYPE OF REQUEST...PRESCRIBED
.TAG 2620551.0/PHI
.DELDT 08/26/26
.FORMATTERVERSION 2.0.0
.EMAIL PMCELHENNY@TNC.ORG
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