Area Forecast Discussion
Issued by NWS Sterling, VA

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FXUS61 KLWX 230121
AFDLWX

Area Forecast Discussion
National Weather Service Baltimore MD/Washington DC
921 PM EDT Mon Aug 22 2016

.SYNOPSIS...
High pressure remains over the region through much of the week
with a cold front moving through on Friday. High pressure returns
for the weekend.

&&

.NEAR TERM /THROUGH TONIGHT/...
Broad high pressure will keep the region dry and quiet through
tonight. Mid and high level clouds could move in second half of
the night, impacting more the southern half of the CWA where temps
will stay slightly warmer than the northern half under mostly
clear skies.

&&

.SHORT TERM /TUESDAY THROUGH WEDNESDAY NIGHT/...
Transitory high pressure will be the focus for Tuesday and
Wednesday. Expect benign conditions for the midweek. By Wednesday,
we will begin to see return flow, so dewpoints (and temperatures)
will start to creep upward by Wednesday. It will still be
seasonably pleasant.

&&

.LONG TERM /THURSDAY THROUGH MONDAY/...
High pressure slides off the coast on Thursday as a cold front
approaches Thursday night. Some showers could develop ahead of the
front, mainly over our western counties. Main showers and
thunderstorms activity expected Friday as cold front moves across
our CWA. The front will slowly moves south Saturday into Sunday as
high pressure builds in, bringing cooler and drier weather.
Surface easterly flow could enhance some afternoon shower and
thunderstorm activity on Sunday, mainly west of the Blue Ridge.
Dry conditions expected on Monday as high pressures moves across
the Mid-Atlantic and off the coast. High temperatures will be in
the upper 80s and low 90s... with Friday having the highest heat
indexes in the upper 90s.

&&

.AVIATION /01Z TUESDAY THROUGH SATURDAY/...
VFR through Thursday. Light winds less than 10 knots through
Tuesday night, with winds southeast around 10 knots on Wednesday
and Thursday.

Showers and thunderstorms possible on Friday causing sub-VFR
conditions. Mainly VFR conditions expected Saturday.

&&

.MARINE...
High pressure over the waters will keep sub-SCA conditions through
Wednesday night.

Sub-SCA conditions expected between Thursday and Sunday with wind
gusts below 15 kt. Some showers and thunderstorms possible on
Friday.

&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...None.
MD...None.
VA...None.
WV...None.
MARINE...None.

&&

$$
SYNOPSIS...Sears
NEAR TERM...Sears/HTS
SHORT TERM...HTS
LONG TERM...IMR
AVIATION...Sears/IMR/HTS
MARINE...Sears/IMR/HTS



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