Suppression Forecast
Issued by NWS Sterling, VA

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FNUS71 KLWX 171247
FWSLWX

Spot Forecast for S-130 Field Day Exercise...NPS
National Weather Service Baltimore MD/Washington DC
847 AM EDT Thu Aug 17 2017

Forecast is based on incident time of 1300 EDT on August 17.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...

A warm front will pass through the area today and a cold front
will approach the region Friday before passing through Friday
night. A few showers and thunderstorms are expected during this
time. Some thunderstorms may produce locally heavy rain and gusty
winds.

High pressure will build overhead for the weekend before shifting
offshore early next week.

.REST OF TODAY...

Sky/weather.........Partly sunny (55-65 percent). A chance of
                    showers through the day. A chance of
                    thunderstorms in the afternoon. Best chance
                    is after 2 PM.
Max temperature.....Around 83.
Min humidity........65 percent.
Surface winds.......South winds 7 to 9 mph.

TIME (EDT)      1 PM   3 PM   5 PM
SKY (%).........56     58     62
WEATHER COV.....CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR
TEMP............80     82     82
RH..............69     65     67
SURFACE WIND....S 7    S 8    S 9
SURFACE WND GST.15     15     20

.TONIGHT...

Sky/weather.........Mostly cloudy (65-75 percent). A chance of
                    thunderstorms in the evening. A chance of
                    showers through the night.
Min temperature.....Around 69.
Max humidity........90 percent.
Surface winds.......Southwest winds 9 to 11 mph.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........63     65     77     78     67     62
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............80     75     73     72     71     71
RH..............72     82     84     87     90     87
SURFACE WIND....S 9    S 10   SW 11  SW 10  SW 11  SW 11
SURFACE WND GST.20     20     20     20     20     20

.FRIDAY...

Sky/weather.........Mostly cloudy (70-80 percent). A chance of
                    showers and thunderstorms. Best chance is
                    noon to 6 PM.
Max temperature.....Around 82.
Min humidity........67 percent.
Surface winds.......Southwest winds 8 to 13 mph.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........65     79     79     80     84     85
WEATHER COV.....CHANCE S CHC  S CHC  CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............70     72     76     79     81     81
RH..............90     87     82     77     69     67
SURFACE WIND....SW 10  SW 8   SW 8   SW 9   SW 11  SW 13
SURFACE WND GST.20     20     15     20     25     25

$$
Forecaster...Martin
Requested by...Andrew Ruth
Type of request...OTHER
.TAG 1714457.1/LWX


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