707
FNUS72 KILM 210944
FWSILM
SPOT FORECAST FOR JOHNSON UNIT RX...TNC
NATIONAL WEATHER SERVICE WILMINGTON NC
544 AM EDT SAT MAR 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON MARCH 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...OR IF YOU HAVE QUESTIONS
OR CONCERNS ABOUT THIS FORECAST...CONTACT THE NATIONAL WEATHER
SERVICE IN WILMINGTON AT 910-762-1374.
DISCUSSION
SOUTHWEST WINDS EARLY THIS MORNING WILL TURN WESTERLY SHORTLY AFTER
SUNRISE. THE SEA BREEZE IS EXPECTED TO REMAIN PINNED NEAR THE COAST
AND WILL NOT MAKE IT TO THE SPOT LOCATION. WIND GUSTS MAY REACH 20MPH
THIS AFTERNOON. WELL ABOVE NORMAL TEMPERATURES THROUGH THE WEEKEND,
WITH NEAR RECORD HIGHS ON SUNDAY. A COLD FRONT PASSAGE ON MONDAY WILL
BE LIMITED IN MOISTURE AND FOLLOWED BY LOW DEWPOINTS ON TUESDAY.
WIND PROFILE ANALYSIS/FIRE CONTROL OVER FLAT TERRAIN IS FAVORABLE.
FOG POTENTIAL FOR TONIGHT IS LOW.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 10 MPH SHIFTING TO THE NORTHWEST
EARLY IN THE AFTERNOON.
MAX MIXING HGT......4900 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 18 MPH SHIFTING TO THE NORTHWEST 8
TO 14 MPH IN THE AFTERNOON.
MAX VENT RATE.......GOOD (58484 MPH-FT).
MAX LVORI...........4.
MAX ADI.............68.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........28 35 43 42 41 40 40 31 35 42 36 31
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............53 53 53 58 62 67 71 75 78 79 79 79
RH..............74 74 75 68 62 54 49 46 44 42 41 40
20 FT WIND DIR..SW SW SW W W W W NW NW NW NW W
20 FT WIND SPD..5 5 5 6 6 6 6 6 5 5 3 3
20 FT WIND GUST.10 10 10 10 11 10 10 9 8 8 7 6
MIX HGT (KFT)...0.7 0.6 0.7 1.1 1.4 1.6 2.1 3.1 4.1 4.6 4.9 4.1
TRANSP WIND DIR.SW SW W W W W W NW NW NW NW NW
TRANSP WIND SPD.16 15 15 18 18 15 14 14 14 13 12 8
STABILITY.......B B B B B B B B B B B B
LVORI...........3 3 4 3 1 1 1 1 1 1 1 1
ADI.............17 16 16 25 33 31 37 53 68 68 65 40
VRATE MPH-FT/1K.11 9 10 19 26 24 29 43 57 58 56 33
VENTRATE CAT....PR PR PR PR PR PR PR FR FR FR FR PR
SFC PRES (IN)...990 990 989 989 989 990 990 990 987 987 987 984
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
CHANCE OF THUNDER...10 PERCENT.
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIN MIXING HGT......400 FT AGL.
TRANSPORT WINDS.....WEST AROUND 7 MPH SHIFTING TO THE SOUTH 6 TO 10
MPH IN THE EVENING AND OVERNIGHT, THEN SHIFTING
TO THE SOUTHWEST 8 TO 9 MPH AFTER 3 AM.
MIN VENT RATE.......POOR (2865 MPH-FT).
MAX LVORI...........9.
MIN ADI.............3.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........36 53 52 38 29 30 32 31 27 47 50 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).0 0 0 0 0 10 10 0 0 10 10 10
TEMP............77 73 70 64 63 61 60 58 58 58 56 57
RH..............45 53 60 74 78 84 88 94 95 97 100 98
20 FT WIND DIR..W S SE SE SE SE SE SE S S S S
20 FT WIND SPD..2 2 2 2 2 2 2 2 2 2 2 2
20 FT WIND GUST.5 4 4 4 4 4 4 4 4 4 4 4
MIX HGT (KFT)...2.2 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W SE SE SE SE SE SE S S S SW SW
TRANSP WIND SPD.7 6 8 8 9 8 9 10 9 9 8 9
STABILITY.......F F F F F F F F F F F F
LVORI...........2 2 3 3 4 5 5 6 7 7 9 9
ADI.............3 3 4 4 4 4 4 5 4 4 4 4
VRATE MPH-FT/1K.15 3 3 3 4 3 4 4 4 4 3 4
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
SFC PRES (IN)...984 984 987 987 987 990 990 990 988 988 988 984
SUNDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CHANCE OF THUNDER...10 PERCENT.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE AFTERNOON.
MAX MIXING HGT......5100 FT AGL.
TRANSPORT WINDS.....WEST 9 TO 18 MPH INCREASING TO 20 TO 23 MPH
LATE IN THE AFTERNOON.
MAX VENT RATE.......EXCELLENT (114274 MPH-FT).
MAX LVORI...........8.
MAX ADI.............95.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........24 18 26 19 11 2 2 1 1 2 2 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF THDR (%).10 10 0 0 0 0 0 0 0 0 0 0
TEMP............57 57 57 62 69 74 78 82 84 85 85 83
RH..............99 100 100 90 75 60 52 46 41 40 40 42
20 FT WIND DIR..S SW S S SW SW SW W W SW SW SW
20 FT WIND SPD..2 2 2 2 2 3 5 6 8 9 10 10
20 FT WIND GUST.4 4 4 5 6 7 8 11 13 14 14 15
MIX HGT (KFT)...0.4 0.4 0.4 0.8 1.3 1.9 2.8 4.0 5.1 5.1 5.0 5.0
TRANSP WIND DIR.SW SW SW W W W W W W W W W
TRANSP WIND SPD.10 12 9 12 14 14 16 18 20 21 22 23
STABILITY.......B B B B B B B B C C C C
LVORI...........7 5 8 5 3 1 1 1 1 1 1 1
ADI.............11 12 10 12 24 33 57 85 82 86 91 95
VRATE MPH-FT/1K.4 5 3 9 18 26 46 71 100 105 110 114
VENTRATE CAT....PR PR PR PR PR PR FR GD VGD VGD VGD VGD
SFC PRES (IN)...984 984 987 987 987 988 988 988 983 983 983 978
FORECASTER...OLIVA
REQUESTED BY...ZW
TYPE OF REQUEST...PRESCRIBED
.TAG 2606949.0/ILM
.DELDT 03/21/26
.FORMATTERVERSION 2.0.0
.EMAIL ZWEST@TNC.ORG
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