163
FNUS71 KLWX 260954
FWSLWX
SPOT FORECAST FOR C.F. PHELPS WMA...VIRGINIA DEPT OF WILDLIFE RESOURCES
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
554 AM EDT FRI APR 26 2024
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON APRIL 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
COOLER TEMPERATURES AND ABUNDANT CLOUD COVER EXPECTED TODAY,
THOUGH CLOUDS WILL DISPERSE MORE THIS AFTERNOON. SUFFICIENT
MIXING WITH A DRY AIR MASS AT THE SURFACE WILL RESULT IN MIN RH
VALUES AROUND 30 PCT AT THE BURN SITE THIS AFTERNOON. SMOKE
DISPERSION WILL BE GOOD.
A WARM FRONT LIFTS NORTH THROUGH THE AREA ON SATURDAY AS A WEAK
DISTURBANCE BRINGS ISOLATED TO SCATTERED SHOWERS AROUND THE BURN
SITE SATURDAY AFTERNOON. NO MIN RH ISSUES EXPECTED SATURDAY,
THOUGH SMOKE DISPERSION WILL BE POOR.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........34 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING EAST UP TO 4 MPH IN THE
LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
TO THE SOUTHEAST AROUND 4 MPH LATE IN THE
AFTERNOON.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 7 MPH IN THE
LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
TO THE SOUTHEAST AROUND 7 MPH LATE IN THE
AFTERNOON.
TRANSPORT WINDS.....EAST 8 TO 12 MPH.
SMOKE DISPERSAL.....POOR (6300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (37000 KNOT-FT) IN THE
AFTERNOON.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........63 69 64 59 53 47 42 36 38 40 42
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0
TEMP............41 43 46 50 53 56 59 61 63 64 65
RH..............92 89 76 61 52 43 39 36 34 34 34
20 FT WIND DIR..NE NE E E E E E E E SE SE
20 FT WIND SPD..3 3 5 5 6 6 7 7 7 7 7
20 FT WIND GUST.6 6 7 8 9 10 12 12 12 10 10
EYE LVL WND DIR.NE NE E E E E E E E SE SE
EYE LVL WND SPD.2 2 3 3 4 4 4 4 4 4 4
EYE LVL WND GST.4 4 4 5 5 6 7 7 7 6 6
TRANSP WIND DIR.E E E E E E E SE SE SE SE
TRANSP WIND SPD.7 7 7 8 8 9 10 12 12 12 12
HAINES INDEX....3 3 3 3 3 3 3 3 3 3 3
VRATE KT-FT/1K..6 7 8 10 12 18 27 35 37 36 33
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (60-70 PERCENT).
CWR.................10 PERCENT.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........80 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 5 MPH.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH.
TRANSPORT WINDS.....SOUTHEAST 10 TO 14 MPH.
SMOKE DISPERSAL.....FAIR (24200 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (6600 KNOT-FT) LATE IN THE
NIGHT.
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........46 54 61 69 77 78
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 10
TEMP............63 60 53 50 48 47
RH..............35 39 52 61 68 74
20 FT WIND......SE 7 E 8 SE 9 SE 8 SE 6 SE 5
20 FT WIND GUST.10 13 14 13 9 7
EYE LEVEL WIND..SE 4 E 5 SE 5 SE 5 SE 4 SE 3
EYE LVL WND GST.6 8 8 8 5 4
TRANSPORT WIND..SE 12 SE 13 SE 14 SE 14 SE 12 SE 10
HAINES INDEX....3 3 3 3 2 2
VRATE KT-FT/1K..24 7 10 12 8 8
VENTRATE CAT....POOR POOR POOR POOR POOR POOR
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS IN THE MORNING AND EARLY
AFTERNOON.
CWR.................20 PERCENT DECREASING TO 10 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........54 PERCENT.
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 5 MPH.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 9 MPH.
TRANSPORT WINDS.....SOUTHEAST 9 TO 13 MPH.
SMOKE DISPERSAL.....POOR (6900 KNOT-FT).
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........82 90 86 83 82 82
WEATHER COV.....S CHC S CHC S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR NONE NONE
TSTM COV........
CWR.............20 20 20 20 10 10
TEMP............47 48 54 58 61 64
RH..............79 80 71 62 58 54
20 FT WIND......SE 5 SE 6 SE 7 SE 8 S 9 S 9
20 FT WIND GUST.7 8 9 12 14 14
EYE LEVEL WIND..SE 3 SE 4 SE 4 SE 5 S 5 S 5
EYE LVL WND GST.4 5 5 7 8 8
TRANSPORT WIND..SE 10 SE 12 SE 12 SE 13 SE 13 SE 10
HAINES INDEX....2 2 2 2 2 2
VRATE KT-FT/1K..9 12 12 11 9 8
VENTRATE CAT....POOR POOR POOR POOR POOR POOR
FORECASTER...RODRIGUEZ
REQUESTED BY...JOE FERDINANDSEN
TYPE OF REQUEST...PRESCRIBED
.TAG 2412479.0/LWX
.DELDT 04/26/24
.FORMATTERVERSION 2.0.0
.EMAIL J.PETRI@DWR.VIRGINIA.GOV,JOSEPH.FERDINANDSEN@DWR.VIRGINIA.GOV
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