683
FNUS52 KILM 181746
FWFILM
FIRE WEATHER PLANNING FORECAST
FOR NORTHEAST SOUTH CAROLINA AND SOUTHEAST NORTH CAROLINA
NATIONAL WEATHER SERVICE WILMINGTON NC
146 PM EDT FRI SEP 18 2026
DISCUSSION
WEAK HIGH PRESSURE WILL BUILD IN THIS WEEKEND BEHIND A COLD FRONT
MOVING ACROSS TONIGHT. ANOTHER COLD FRONT IS EXPECTED TUESDAY AND
IT LOOKS LIKE A STRONGER BOUNDARY BUT THERE WILL STILL BE LIMITED
MOISTURE WITH ITS PASSAGE.
FOG POTENTIAL FOR TONIGHT IS LOW.
NCZ105>110-190700-
INLAND PENDER-COASTAL PENDER-INLAND NEW HANOVER-
COASTAL NEW HANOVER-INLAND BRUNSWICK-COASTAL BRUNSWICK-
INCLUDING THE CITIES OF BURGAW, SURF CITY, WILMINGTON, MASONBORO,
MYRTLE GROVE, OGDEN, CAROLINA BEACH, SEAGATE,
BOILING SPRING LAKES, LELAND, SHALLOTTE, OAK ISLAND, LONG BEACH,
SOUTHPORT, AND SUNSET BEACH
146 PM EDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 50 40
CHANCE THUNDER (%) 40 50 50 40
MIN/MAX TEMP 69 89 68 89
MAX/MIN RH (%) 99 64 100 62
WIND 20FT/EARLY (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE (MPH) LGT/VAR E 4 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.11 0.13 0.08 0.02
PRECIP DURATION 2 4 2 2
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING 6 PM
INVERSION(TEMP/TIME) 1900 75/0900 1900 76/1000
DISPERSION VERY POOR VERY POOR
DSI 2 2
MIXING HGT (FT) 3200 4000
TRANSPORT WIND (MPH) NE 10 E 7
VENT RATE (MPH-FT) 32000 28000
ADI EARLY 5 VERY POOR 23 FAIR 7 POOR 22 FAIR
ADI LATE 4 VERY POOR 25 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 8 9 8
MAX LVORI LATE 9 3 9 3
MIN VSBY EARLY 6 RAIN 7 6 RAIN
MIN VSBY LATE 7 6 RAIN 7
TURNER STABILITY F C F B
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. MAXIMUM RH
99 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 64 PERCENT.
LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 70S. MAXIMUM RH 99 PERCENT. CHANCE OF SHOWERS
50 PERCENT. LIGHT WINDS.
TUESDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 70 PERCENT.
CHANCE OF PRECIPITATION 60 PERCENT. NORTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH
99 PERCENT. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. MINIMUM RH 73 PERCENT. CHANCE OF SHOWERS 40 PERCENT.
NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. MAXIMUM
RH 98 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 80S. MINIMUM RH 64 PERCENT. CHANCE OF SHOWERS 30 PERCENT.
NORTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
96 PERCENT. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS. HIGHS
IN THE LOWER 80S. MINIMUM RH 62 PERCENT. NORTH WINDS AROUND
5 MPH.
NCZ087-096-099-190700-
ROBESON-BLADEN-COLUMBUS-
INCLUDING THE CITIES OF LUMBERTON, ELIZABETHTOWN, BLADENBORO,
WHITEVILLE, TABOR CITY, CHADBOURN, AND LAKE WACCAMAW
146 PM EDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 50 20
CHANCE THUNDER (%) 40 50 50 20
MIN/MAX TEMP 70 89 69 89
MAX/MIN RH (%) 100 62 100 57
WIND 20FT/EARLY (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE (MPH) LGT/VAR NE 4 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.10 0.14 0.08 0.00
PRECIP DURATION 3 2 2 0
PRECIP BEGIN 6 PM 11 AM CONTINUING 2 PM
PRECIP END 5 AM CONTINUING 6 AM 6 PM
INVERSION(TEMP/TIME) 1900 74/0900 1900 73/0900
DISPERSION VERY POOR VERY POOR
DSI 2 2
MIXING HGT (FT) 3500 4400
TRANSPORT WIND (MPH) NE 10 E 5
VENT RATE (MPH-FT) 35000 22000
ADI EARLY 4 VERY POOR 27 FAIR 5 VERY POOR 21 FAIR
ADI LATE 3 VERY POOR 32 FAIR 4 VERY POOR 24 FAIR
MAX LVORI EARLY 7 8 9 9
MAX LVORI LATE 9 3 9 3
MIN VSBY EARLY 5 RAIN 7 6 RAIN
MIN VSBY LATE 7 6 RAIN 7
TURNER STABILITY F C F B
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. MAXIMUM RH
100 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 90S. MINIMUM RH 58 PERCENT.
LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 70. MAXIMUM RH 100 PERCENT. CHANCE OF SHOWERS 50 PERCENT.
LIGHT WINDS.
TUESDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 64 PERCENT.
CHANCE OF PRECIPITATION 60 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH
99 PERCENT. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND
80. MINIMUM RH 72 PERCENT. CHANCE OF SHOWERS 40 PERCENT. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
98 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
62 PERCENT. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
97 PERCENT. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
59 PERCENT. NORTH WINDS AROUND 5 MPH.
SCZ054>056-058-059-190700-
COASTAL HORRY-INLAND GEORGETOWN-COASTAL GEORGETOWN-CENTRAL HORRY-
NORTHERN HORRY-
INCLUDING THE CITIES OF MYRTLE BEACH, SOCASTEE,
NORTH MYRTLE BEACH, GARDEN CITY, LITTLE RIVER, ANDREWS,
GEORGETOWN, MURRELLS INLET, CONWAY, RED HILL, LORIS, AND AYNOR
146 PM EDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 70 60 30
CHANCE THUNDER (%) 30 50 50 30
MIN/MAX TEMP 69 90 69 88
MAX/MIN RH (%) 99 62 100 64
WIND 20FT/EARLY (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.03 0.20 0.18 0.04
PRECIP DURATION 1 3 3 2
PRECIP BEGIN 8 PM 1 PM CONTINUING CONTINUING
PRECIP END 4 AM CONTINUING CONTINUING 6 PM
INVERSION(TEMP/TIME) 1900 75/0900 1900 77/1000
DISPERSION VERY POOR VERY POOR
DSI 2 2
MIXING HGT (FT) 4000 4100
TRANSPORT WIND (MPH) NE 9 E 6
VENT RATE (MPH-FT) 36000 24600
ADI EARLY 4 VERY POOR 22 FAIR 4 VERY POOR 19 GEN POOR
ADI LATE 4 VERY POOR 31 FAIR 3 VERY POOR 20 GEN POOR
MAX LVORI EARLY 6 9 9 9
MAX LVORI LATE 9 3 9 3
MIN VSBY EARLY 6 RAIN 7 6 RAIN
MIN VSBY LATE 7 6 RAIN 7
TURNER STABILITY F B F C
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. MAXIMUM RH
100 PERCENT. LIGHT WINDS.
MONDAY
PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 67 PERCENT.
LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 70S. MAXIMUM RH 99 PERCENT. CHANCE OF SHOWERS
50 PERCENT. LIGHT WINDS.
TUESDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 71 PERCENT.
CHANCE OF PRECIPITATION 70 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS AROUND 70. MAXIMUM RH 99 PERCENT.
LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. MINIMUM RH 73 PERCENT. CHANCE OF SHOWERS 40 PERCENT.
NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. MAXIMUM
RH 97 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
67 PERCENT. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
96 PERCENT. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. MINIMUM RH 65 PERCENT. CHANCE OF SHOWERS 30 PERCENT.
NORTH WINDS AROUND 5 MPH.
SCZ017-023-024-032-033-039-190700-
MARLBORO-DARLINGTON-DILLON-FLORENCE-MARION-WILLIAMSBURG-
INCLUDING THE CITIES OF BENNETTSVILLE, MCCOLL, HARTSVILLE,
DARLINGTON, NORTH HARTSVILLE, DILLON, FLORENCE, MARION, MULLINS,
AND KINGSTREE
146 PM EDT FRI SEP 18 2026
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 40 60 50 20
CHANCE THUNDER (%) 40 50 50 20
MIN/MAX TEMP 69 91 68 88
MAX/MIN RH (%) 100 59 100 59
WIND 20FT/EARLY (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
WIND 20FT/LATE (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.04 0.21 0.17 0.02
PRECIP DURATION 2 1 1 1
PRECIP BEGIN 7 PM 2 PM CONTINUING 8 AM
PRECIP END 5 AM CONTINUING 2 AM 6 PM
INVERSION(TEMP/TIME) 1900 74/0900 1900 73/0900
DISPERSION VERY POOR VERY POOR
DSI 2 2
MIXING HGT (FT) 4300 4800
TRANSPORT WIND (MPH) NE 9 NE 6
VENT RATE (MPH-FT) 38700 28800
ADI EARLY 4 VERY POOR 25 FAIR 6 VERY POOR 21 FAIR
ADI LATE 4 VERY POOR 39 FAIR 4 VERY POOR 26 FAIR
MAX LVORI EARLY 6 9 9 9
MAX LVORI LATE 9 3 9 3
MIN VSBY EARLY 6 RAIN 7 6 RAIN
MIN VSBY LATE 7 6 RAIN 7
TURNER STABILITY F B F B
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. MAXIMUM RH
100 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. MINIMUM RH 59 PERCENT. LIGHT
WINDS.
MONDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 60S. MAXIMUM RH 100 PERCENT. CHANCE OF SHOWERS
50 PERCENT. LIGHT WINDS.
TUESDAY
PARTLY SUNNY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 80S. MINIMUM RH 64 PERCENT.
CHANCE OF PRECIPITATION 70 PERCENT. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. MAXIMUM RH
99 PERCENT. LIGHT WINDS.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. MINIMUM RH 70 PERCENT. CHANCE OF SHOWERS 40 PERCENT.
NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
98 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
63 PERCENT. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. MAXIMUM RH
97 PERCENT. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. MINIMUM RH
60 PERCENT. NORTH WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION ABOVE NORMAL.
SC USERS NC USERS
===================================================================
VENTILATION RATE BURN CATEGORY VENTILATION RATE
===================================================================
NOT USED 0 0 TO 14759
0 TO 17249 1 14760 TO 33499
17250 TO 34499 2 33500 TO 44999
34500 TO 51749 3 45000 TO 59999
51750 TO 68999 4 60000 TO 111999
69000 OR GREATER 5 112000 OR GREATER
SC USERS NC USERS
===================================================================
FORECAST SURFACE WIND DISPERSION FORECAST SURFACE WIND
===================================================================
STAGNANT NEAR CALM
CALM VERY POOR 2 TO 4 MPH
2 TO 5 MPH POOR 5 TO 8 MPH
6 TO 8 MPH FAIR 9 TO 12 MPH
9 TO 13 MPH GOOD GREATER THAN 12 MPH
14 MPH OR MORE EXCELLENT
ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
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