480
FNUS74 KMEG 171049
FWSMEG
SPOT FORECAST FOR HS IU 141-1...USFS
NATIONAL WEATHER SERVICE MEMPHIS TN
549 AM CDT THU APR 17 2025
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY WEATHER WILL PREVAIL THROUGH FRIDAY AS HIGH PRESSURE REMAINS
OVER THE REGION. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL TO
AROUND 354% THIS AFTERNOON GUSTY 20 FT WINDS. ELEVATED WINDS WILL
INHIBIT FOG DEVELOPMENT TOMORROW MORNING. 20 FT WINDS WILL BE
GUSTY TOMORROW WITH MINIMUM RELATIVE HUMIDITY VALUES AROUND 40%.
SMOKE DISPERSAL WILL BE POOR BOTH DAYS.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........34 PERCENT.
DEWPOINT............52.
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH. GUSTS UP TO 24 MPH LATE
IN THE MORNING.
MIXING HEIGHT.......5300 FT AGL.
MIXING HEIGHT (M)...457-1615 METERS AGL.
TRANSPORT WINDS.....SOUTH 14 TO 22 MPH.
TRANSPORT WINDS M/S.SOUTH 6 TO 10 METERS/SECOND.
SMOKE DISPERSAL.....POOR (2900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (15700 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........4 2 4 3 2 2 3 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............70 73 76 79 81 82 82 83
DEWPOINT........52 53 52 51 51 51 51 52
RH..............53 49 43 38 35 34 34 34
20 FT WIND DIR..S S S S S S S S
20 FT WIND SPD..6 6 7 7 7 7 7 7
20 FT WIND GUST.14 17 18 18 18 18 19 19
MIX HGT (KFT)...1.5 3.1 3.8 4.7 5.1 5.2 5.3 4.5
MIX HGT (KM)....0.5 0.9 1.2 1.4 1.6 1.6 1.6 1.4
TRANSP WIND DIR.S S S S S S S S
TRANSP WIND SPD.14 17 18 20 21 22 22 21
TRANS WIND DIR..S S S S S S S S
TRANS SPD (M/S).6 8 8 9 9 10 10 9
VRATE KT-FT/1K..3 7 10 13 14 16 16 13
VENTRATE CAT....PR PR PR PR PR PR PR PR
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........87 PERCENT.
DEWPOINT............54 INCREASING TO 57 AFTER 3 AM.
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH WITH GUSTS TO AROUND 18
MPH.
MIXING HEIGHT.......400 FT AGL.
MIXING HEIGHT (M)...122-518 METERS AGL.
TRANSPORT WINDS.....SOUTH 14 TO 18 MPH.
TRANSPORT WINDS M/S.SOUTH 6 TO 8 METERS/SECOND.
SMOKE DISPERSAL.....POOR (800 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........3 4 9 12 16 31 32 31 65 63 74 77
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............81 78 75 72 70 69 69 68 68 67 65 64
DEWPOINT........52 54 54 54 55 55 56 56 56 57 58 58
RH..............37 43 48 53 59 61 63 65 65 70 78 81
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..7 6 6 6 6 6 7 7 7 7 7 6
20 FT WIND GUST.18 16 16 17 16 17 18 18 18 18 18 17
MIX HGT (KFT)...1.7 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.7 0.7
MIX HGT (KM)....0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.2
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.17 14 15 16 15 16 18 18 18 17 17 18
TRANS WIND DIR..S S S S S S S S S S S S
TRANS SPD (M/S).8 6 7 7 7 7 8 8 8 8 8 8
VRATE KT-FT/1K..4 1 1 1 1 1 1 1 1 1 2 2
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
MOSTLY SUNNY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........42 PERCENT.
DEWPOINT............60.
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH WITH GUSTS TO AROUND 19
MPH.
MIXING HEIGHT.......4100 FT AGL.
MIXING HEIGHT (M)...213-1250 METERS AGL.
TRANSPORT WINDS.....SOUTH 17 TO 23 MPH.
TRANSPORT WINDS M/S.SOUTH 8 TO 10 METERS/SECOND.
SMOKE DISPERSAL.....POOR (1700 KNOT-FT).
TIME (CDT) 6 AM 9 AM NOON 3 PM
SKY (%).........79 73 47 28
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
TEMP............63 67 78 85
DEWPOINT........58 61 62 61
RH..............84 81 58 45
20 FT WIND......S 6G17 S 6G18 S 7G18 S 7G19
MIX HGT (FT)....900 2000 2900 3800
MIX HGT (M).....270 610 880 1160
TRANSPORT WIND..S 18 S 23 S 23 S 23
TRAN WIND (M/S).S 8 S 10 S 10 S 10
VRATE KT-FT/1K..2 6 9 12
VENTRATE CAT....POOR POOR POOR POOR
FORECASTER...HERDLISKA
REQUESTED BY...JOHN TOWNSEND
TYPE OF REQUEST...PRESCRIBED
.TAG 2510836.0/MEG
.DELDT 04/17/25
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.TOWNSENF@USDA.GOV
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