909
FNUS71 KLWX 191433
FWSLWX
SPOT FORECAST FOR SLATE LICK RX...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
933 AM EST WED FEB 19 2020
FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A COLD FRONT HAS PUSHED EAST OF THE AREA. SKIES ARE CLEARING OUT
RAPIDLY BEHIND THE FRONT WITH MOSTLY SUNNY SKIES BY AFTERNOON.
A STRONG AREA OF HIGH PRESSURE WILL BEGIN BUILDING OVER THE
REGION TONIGHT INTO THURSDAY MORNING, BRINGING DRY AND CHILLIER
CONDITIONS. HOWEVER, LOW PRESSURE WILL TRACK ACROSS THE SOUTHERN
UNITED STATES THURSDAY AND OFF THE CAROLINA COAST THURSDAY NIGHT.
THE NORTHERN EDGE OF ITS PRECIPITATION SHIELD MAY REACH CENTRAL
VIRGINIA AND SOUTHERN MARYLAND.
HIGH PRESSURE WILL RETURN FRIDAY INTO THE WEEKEND. TEMPERATURES
WILL MODERATE THIS WEEKEND AS THIS HIGH MOVES OFFSHORE.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........29 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 8 MPH.
MIXING HEIGHT.......4700 FT AGL.
TRANSPORT WINDS.....NORTHWEST 14 TO 22 MPH.
SMOKE DISPERSAL.....FAIR (25800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (79700 KNOT-FT) IN THE
AFTERNOON.
TIME (EST) 10 AM NOON 2 PM 4 PM
SKY (%).........65 39 64 51
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
CWR.............0 0 0 0
TEMP............43 47 49 47
RH..............41 32 29 30
20 FT WIND......N 6 NW 8 NW 8 NW 6
20 FT WIND GUST.12 14 14 12
MIX HGT (FT)....1600 2900 4300 4600
MIXNG WIND......NW 18 NW 21 NW 21 NW 17
VRATE KT-FT/100026 53 77 68
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT).
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........66 PERCENT.
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....NORTH 2 TO 10 MPH.
SMOKE DISPERSAL.....FAIR (16300 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (500 KNOT-FT) LATE IN THE
NIGHT.
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........21 17 22 19 38 77
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
CWR.............0 0 0 0 0 0
TEMP............42 38 35 33 31 32
RH..............37 44 52 56 61 61
20 FT WIND......NW 5 NW 4 NW 3 N 2 NE 2 E 2
20 FT WIND GUST.8 6 5
MIX HGT (FT)....1800 300 600 400 300 300
MIXNG WIND......NW 10 NW 8 NW 8 NW 5 N 2 N 2
VRATE KT-FT/100016 2 4 2 1 1
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT).
CWR.................10 PERCENT.
MAX TEMPERATURE.....AROUND 40.
MIN HUMIDITY........41 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....NORTH 1 TO 3 MPH SHIFTING TO THE WEST AROUND 2
MPH EARLY IN THE AFTERNOON, THEN SHIFTING TO
THE NORTHEAST 2 TO 3 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (700 KNOT-FT).
TIME (EST) 6 AM 9 AM NOON 3 PM
SKY (%).........85 88 88 85
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
CWR.............0 0 10 10
TEMP............31 34 37 39
RH..............66 58 52 48
20 FT WIND......NE 1G2 NE 2 N 2G4 N 3G4
MIX HGT (FT)....200 1300 3100 2900
MIXNG WIND......NE 3 N 2 W 2 N 2
VRATE KT-FT/10001 3 6 6
FORECASTER...MARTIN
REQUESTED BY...BRENT FOLTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2002497.0/LWX
.DELDT 02/19/20
.FORMATTERVERSION 1.0.26
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