Spot Forecast Issued by NWS Sterling, VA
000
FNUS71 KLWX 160148
FWSLWX
Spot Forecast for Mills RX...USDA
National Weather Service Baltimore MD/Washington DC
948 PM EDT Mon Apr 15 2024
Forecast is based on ignition time of 0800 EDT on April 16.
If conditions become unrepresentative...contact the National Weather
Service.
Please contact our office if you have questions
or concerns with this forecast.
.DISCUSSION...
A cold front will move and settle to the south of the region
overnight and Tuesday before returning north as a warm front on
Wednesday. A weak cold front tracks through on Thursday before a
stronger frontal system approaches the area by late in the work
week. Above normal temperatures are likely this week before
turning cooler this weekend.
.TUESDAY...
Sky/weather.........Partly sunny (50-60 percent). Chance of rain
showers and slight chance of thunderstorms late
in the afternoon.
CWR.................0 percent increasing to 30 percent late in the
afternoon.
Max temperature.....Around 72.
Min humidity........46 percent.
Eye level winds.....East winds around 4 mph shifting to the south
around 5 mph late in the afternoon.
Wind (20 ft)........East winds around 7 mph shifting to the south 7
to 9 mph in the afternoon. Gusty and erratic
winds expected near thunderstorms late in the
afternoon.
Transport winds.....East 8 to 12 mph shifting to the southwest 6 to
7 mph late in the afternoon.
Smoke dispersal.....Poor (12600 knot-ft) early in the morning
increasing to fair (16700 knot-ft) in the
afternoon.
Haines Index........2 to 3 or very low potential for large plume
dominated fire growth.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........48 49 46 50 54 58 60 58 54 53
Weather cov..... CHC CHC CHC CHC
Weather type.... RW RW RW RW
Tstm cov........ SCH SCH SCH SCH
CWR.............0 0 0 0 0 0 30 30 30 30
Temp............57 59 62 64 66 68 70 71 71 71
RH..............69 62 56 52 50 49 49 46 49 49
20 FT wind dir..E E E SE SE S S S S S
20 FT wind spd..7 6 7 7 7 7 8 9 9 9
20 FT wind gust.10 9 10 10 10 12 13 13 14 14
Eye lvl wnd dir.E E E SE SE S S S S S
Eye lvl wnd spd.4 4 4 4 4 4 5 5 5 5
Eye lvl wnd gst.6 5 6 6 6 7 8 8 8 8
Transp wind dir.E E E E SE S S S SW SW
Transp wind spd.12 10 9 8 7 6 6 6 7 7
Haines index....2 2 3 3 3 3 3 3 3 3
Vrate kt-ft/1K..14 16 17 16 15 13 13 13 15 14
Ventrate Cat....PR PR PR PR PR PR PR PR PR PR
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70 percent). Chance of rain
showers and slight chance of thunderstorms
early in the evening.
CWR.................30 percent decreasing to 10 percent early in
the evening.
Min temperature.....Around 58.
Max humidity........81 percent.
Eye level winds.....South winds up to 5 mph.
Wind (20 ft)........South winds 6 to 9 mph. Gusty and erratic winds
expected near thunderstorms early in the
evening.
Transport winds.....South 2 to 8 mph.
Smoke dispersal.....Poor (300 knot-ft).
Haines Index........2 to 5 or very low to moderate potential for
large plume dominated fire growth.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........57 68 65 60 72 74
Weather cov.....CHANCE
Weather type....RNSHWR NONE NONE NONE NONE NONE
Tstm cov........S CHC
CWR.............30 10 10 10 10 10
Temp............69 66 63 61 60 59
RH..............55 61 65 70 72 78
20 ft wind......S 9 S 8 S 7 S 8 S 7 S 6
20 ft wind gust.14 13 12 12 10 10
Eye level wind..S 5 S 5 S 4 S 5 S 4 S 4
Eye lvl wnd gst.8 8 7 7 6 6
Transport wind..S 8 S 8 S 3 S 3 S 6 S 5
Haines index....4 5 4 3 2 2
Vrate kt-ft/1K..12 3 0 0 1 1
Ventrate Cat....POOR POOR POOR POOR POOR POOR
.WEDNESDAY...
Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain
showers late in the afternoon. Slight chance of
thunderstorms late in the afternoon.
CWR.................10 percent increasing to 30 percent late in the
afternoon.
Max temperature.....Around 72.
Min humidity........55 percent.
Eye level winds.....South winds up to 9 mph.
Wind (20 ft)........South winds 6 to 15 mph. Gusty and erratic
winds expected near thunderstorms late in the
afternoon.
Transport winds.....South 3 to 12 mph increasing to 14 to 15 mph
late in the afternoon.
Smoke dispersal.....Poor (700 knot-ft) early in the morning
increasing to good (35100 knot-ft) in the
afternoon.
Haines Index........2 to 5 or very low to moderate potential for
large plume dominated fire growth.
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........79 87 85 74 62 56
Weather cov..... CHANCE CHANCE
Weather type....NONE NONE NONE NONE RNSHWR RNSHWR
Tstm cov........
CWR.............10 10 10 10 30 30
Temp............59 59 62 66 69 71
RH..............78 80 78 68 59 55
20 ft wind......S 6 S 6 S 8 S 9 S 12 S 14
20 ft wind gust.9 9 12 14 16 21
Eye level wind..S 4 S 4 S 5 S 5 S 7 S 8
Eye lvl wnd gst.5 5 7 8 10 13
Transport wind..S 3 S 5 S 5 S 6 S 9 S 14
Haines index....2 3 4 4 5 5
Vrate kt-ft/1K..1 1 2 5 15 32
Ventrate Cat....POOR POOR POOR POOR POOR POOR
$$
Forecaster...Witt
Requested by...Chris Schultz
Type of request...PRESCRIBED
.TAG 2410792.2/LWX
.DELDT 04/15/24
.FormatterVersion 2.0.0
.EMAIL christopher.schultz@usda.gov