093
FNUS71 KLWX 201916
FWSLWX
SPOT FORECAST FOR MILLS CREEK...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
316 PM EDT FRI MAR 20 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MARCH 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
BREEZY SOUTHWEST WINDS ARE IN PLACE THIS AFTERNOON AS HIGH PRESSURE
DEPARTS. A CLIPPER SYSTEM WILL BRING SHOWERS AND POSSIBLE EMBEDDED
THUNDERSTORMS THIS EVENING. WHILE WIDESPREAD WETTING RAINS MAY NOT
OCCUR, SOME LOCATIONS COULD RECEIVE BETWEEN A QUARTER AND HALF INCH.
HIGH PRESSURE WILL QUICKLY RETURN WITH CONTINUED ABOVE AVERAGE
TEMPERATURES THIS WEEKEND. HUMIDITY MAY DROP INTO THE 30S IN SOME
LOCATIONS. GUSTY SOUTH WINDS RETURN SUNDAY. A STRONGER COLD FRONT
WILL BRING THE NEXT CHANCE OF SHOWERS SUNDAY NIGHT. HOWEVER,
RAINFALL AMOUNTS LOOK TO BE LIMITED AND SOME AREAS MAY REMAIN DRY.
COOLER WEATHER RETURNS BY EARLY NEXT WEEK AS CANADIAN HIGH PRESSURE
APPROACHES FROM THE WEST. MONDAY WILL FEATURE STRONG NORTHWEST WINDS
AND DROPPING HUMIDITY LEVELS. TUESDAY WILL LIKELY HAVE LOW HUMIDITY
BUT LIGHT WINDS.
MONDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CWR.................20 PERCENT DECREASING TO 10 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 12 MPH WITH GUSTS TO AROUND
22 MPH.
MIXING HEIGHT.......5700 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 22 MPH.
SMOKE DISPERSAL.....GOOD (33900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (107200 KNOT-FT) IN THE
AFTERNOON.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........57 44 30 28 28 18 16 14 12
WEATHER COV.....SCH SCH SCH SCH SCH
WEATHER TYPE....RN RN RN RN RN
TSTM COV........
CWR.............20 20 20 20 20 10 10 10 10
TEMP............59 60 61 61 62 62 61 60 58
RH..............75 64 58 51 46 41 38 36 36
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..8 8 8 8 8 8 8 9 9
20 FT WIND GUST.22 22 23 23 22 22 22 23 23
MIX HGT (KFT)...2.4 2.8 3.3 3.7 4.2 4.6 5.2 5.7 5.6
TRANSP WIND DIR.N N NW NW NW NW NW NW NW
TRANSP WIND SPD.16 16 16 16 16 17 20 21 22
VRATE KT-FT/1K..34 40 46 52 60 69 87 105 107
VENTRATE CAT....PR PR FR FR FR GD GD VGD VGD
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CWR.................10 PERCENT.
MIN TEMPERATURE.....AROUND 36.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 4 TO 8 MPH WITH GUSTS TO AROUND
20 MPH IN THE EVENING AND OVERNIGHT BECOMING
LIGHT.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 12 TO 20 MPH SHIFTING TO THE NORTH 7
TO 14 MPH IN THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....EXCELLENT (79900 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (4800 KNOT-FT) LATE IN THE
NIGHT.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........11 8 5 4 5 6
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............10 10 10 10 0 0
TEMP............56 55 50 46 44 40
RH..............35 32 37 42 43 48
20 FT WIND......NW 9 NW 9 N 9 N 7 N 5 N 3
20 FT WIND GUST.23 23 20 17 14 12
MIX HGT (FT)....4700 2100 1400 1500 1700 900
TRANSPORT WIND..NW 20 NW 13 N 9 N 8 N 10 N 9
VRATE KT-FT/1K..80 23 11 11 15 8
VENTRATE CAT....GOOD POOR POOR POOR POOR POOR
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 4 TO 8 MPH LATE
IN THE AFTERNOON, THEN SHIFTING TO THE SOUTH
AROUND 5 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....NORTH 4 TO 8 MPH SHIFTING TO THE SOUTH AROUND 8
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (3700 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (29000 KNOT-FT) IN THE
AFTERNOON.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........15 27 26 40
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0
TEMP............38 40 48 53
RH..............52 44 31 27
20 FT WIND......N 3G9 N 2G8 E 3G10 S 5G12
MIX HGT (FT)....500 1300 3300 4400
TRANSPORT WIND..N 9 N 9 NE 8 E 7
VRATE KT-FT/1K..4 10 22 27
VENTRATE CAT....POOR POOR POOR POOR
FORECASTER...WITT
REQUESTED BY...B. FOLTZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2606847.0/LWX
.DELDT 03/20/26
.FORMATTERVERSION 2.0.0
.EMAIL MATHIAS.CUISON@USDA.GOV,BRENT.FOLTZ@USDA.GOV
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