097
FNUS72 KILM 101359
FWSILM
SPOT FORECAST FOR MCLEAN RX...THE NATURE CONSERVANCY
NATIONAL WEATHER SERVICE WILMINGTON NC
959 AM EDT MON AUG 10 2026
FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON AUGUST 10.
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
A WEAK UPPER LEVEL DISTURBANCE PASSING OVERHEAD THIS AFTERNOON MAY
BRING SCATTERED SHOWERS AND THUNDERSTORMS. ANY STORMS SHOULD
DEVELOP BETWEEN 2P AND 4P FOCUSED MAINLY ALONG THE SEA BREEZE
BOUNDARY AND SHOULD MOVE EAST TOWARD THE COAST.
WIND PROFILE ANALYSIS/FIRE CONTROL OVER FLAT TERRAIN IS FAVORABLE.
FOG POTENTIAL FOR TONIGHT IS LOW.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS
LATE IN THE AFTERNOON.
CHANCE OF THUNDER...50 PERCENT.
MAX TEMPERATURE.....AROUND 93.
MIN HUMIDITY........61 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS IN THE
AFTERNOON.
MAX MIXING HGT......4600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 12 MPH.
MAX VENT RATE.......FAIR (47446 MPH-FT).
MAX LVORI...........3.
MAX ADI.............60.
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........25 25 33 45 58 67 67 70
WEATHER COV..... SCH SCH CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ SCH SCH CHC CHC CHC CHC
CHC OF THDR (%).10 10 20 20 40 50 50 40
TEMP............86 88 90 92 92 91 91 89
RH..............75 70 66 62 61 63 65 68
20 FT WIND DIR..W W SW SW SW SW SW SW
20 FT WIND SPD..5 5 5 5 6 6 6 6
20 FT WIND GUST.9 10 9 9 10 10 10 10
MIX HGT (KFT)...2.1 2.8 3.7 4.6 4.1 4.0 3.5 2.3
TRANSP WIND DIR.W W W W SW SW SW SW
TRANSP WIND SPD.10 10 10 10 10 12 12 12
STABILITY.......A A A A C C C C
LVORI...........3 3 1 1 1 1 1 3
ADI.............28 38 49 60 39 43 40 31
VRATE MPH-FT/1K.21 29 39 47 43 46 40 26
VENTRATE CAT....PR PR PR FR FR FR FR PR
SFC PRES (IN)...010 010 010 010 004 004 004 001
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
MOSTLY CLEAR (15-25 PERCENT). SHOWERS LIKELY
EARLY IN THE EVENING. CHANCE OF THUNDERSTORMS
EARLY IN THE EVENING. CHANCE OF SHOWERS EARLY
IN THE EVENING.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....AROUND 76.
MAX HUMIDITY........94 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING
BECOMING LIGHT, THEN BECOMING WEST AROUND 5 MPH
EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
MIN MIXING HGT......400 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH.
MIN VENT RATE.......POOR (4588 MPH-FT).
MAX LVORI...........6.
MIN ADI.............5.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........72 65 70 59 32 30 8 18 15 11 15 11
WEATHER COV.....LKY CHC
WEATHER TYPE....RW RW
TSTM COV........CHC CHC
CHC OF THDR (%).40 40 10 10 0 10 0 0 0 0 0 0
TEMP............88 85 83 81 80 79 79 79 78 78 77 77
RH..............71 77 84 88 91 92 93 93 94 94 94 93
20 FT WIND DIR..SW SW SW SW SW SW SW W SW W SW W
20 FT WIND SPD..6 5 5 5 3 3 3 3 3 3 3 5
20 FT WIND GUST.10 10 12 11 11 10 10 9 10 10 10 11
MIX HGT (KFT)...1.7 1.2 0.7 0.5 0.5 0.4 0.5 0.5 0.5 0.4 0.4 0.4
TRANSP WIND DIR.SW SW SW SW W W SW W W W W W
TRANSP WIND SPD.12 13 12 12 12 12 13 13 12 12 10 10
STABILITY.......E E E E F F F F F F F F
LVORI...........3 4 4 5 6 6 6 6 6 6 6 6
ADI.............8 8 8 8 5 5 6 6 5 5 5 5
VRATE MPH-FT/1K.20 15 8 5 5 5 6 6 5 5 5 5
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
SFC PRES (IN)...001 001 002 002 002 002 002 002 998 998 998 998
TUESDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY
SUNNY (45-55 PERCENT). SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF THUNDER...20 PERCENT.
MAX TEMPERATURE.....AROUND 96.
MIN HUMIDITY........52 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST AROUND 5 MPH
LATE IN THE MORNING BECOMING LIGHT BECOMING
WEST AROUND 5 MPH LATE IN THE AFTERNOON. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
LATE IN THE AFTERNOON.
MAX MIXING HGT......6700 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 13 MPH.
MAX VENT RATE.......GOOD (84320 MPH-FT).
MAX LVORI...........5.
MAX ADI.............102.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........17 33 8 1 1 1 4 9 13 44 53 45
WEATHER COV..... SCH SCH SCH
WEATHER TYPE.... RW RW RW
TSTM COV........ SCH SCH SCH
CHC OF THDR (%).0 0 0 0 0 0 0 0 10 20 20 20
TEMP............77 77 79 83 87 89 92 93 94 95 96 95
RH..............93 94 93 85 74 69 63 57 55 53 52 53
20 FT WIND DIR..W W W W W W W W W W W SW
20 FT WIND SPD..5 5 3 5 5 5 5 3 5 5 5 5
20 FT WIND GUST.10 10 9 9 10 9 9 8 9 8 8 8
MIX HGT (KFT)...0.4 0.5 0.9 1.3 1.9 2.7 3.9 5.0 5.5 6.7 5.5 4.8
TRANSP WIND DIR.W W W W W W W W W W SW W
TRANSP WIND SPD.10 10 13 13 13 13 12 12 12 13 12 13
STABILITY.......A A A A A A A A A A C A
LVORI...........5 5 5 4 3 1 1 1 1 1 1 1
ADI.............10 10 15 21 31 44 57 72 79 102 49 76
VRATE MPH-FT/1K.4 5 12 16 24 34 45 58 64 84 63 60
VENTRATE CAT....PR PR PR PR PR PR FR FR GD GD GD GD
SFC PRES (IN)...998 998 001 001 001 998 998 998 995 995 995 990
FORECASTER...ZOUZIAS
REQUESTED BY...NATHAN BURMESTER
TYPE OF REQUEST...PRESCRIBED
.TAG 2619360.0/ILM
.DELDT 08/10/26
.FORMATTERVERSION 2.0.0
.EMAIL NATHAN.BURMESTER@TNC.ORG
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