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FNUS71 KLWX 232047
FWSLWX

Spot Forecast for Memorial Day 2025...National Park Service - Manassas National
National Weather Service Baltimore MD/Washington DC
447 PM EDT Fri May 23 2025

Forecast is based on forecast start time of 0800 EDT on May 24.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office if you have questions
or concerns with this forecast.

.DISCUSSION...

High pressure will build in from the northwest Saturday into
Sunday. Below normal temperatures and dry weather will continue
through most of the day on Memorial Day. Breezy northwest winds
are expected on Saturday afternoon, gusting up to 20 to 25 mph at
times. Much less wind expected Sunday into Monday.

A warm front lifting northward from the southern United States
may start to bring impacts to the area by late Monday night into
Tuesday. However, this is not expected to bring any significant
weather hazards at this time.

.SATURDAY...

Sky/weather.........Sunny (5-15 percent).
Max temperature.....Around 71.
Min humidity........40 percent.
Surface winds (mph).Northwest winds 10 to 15 mph, with occasional
gusts up to 25 mph.

TIME (EDT)      8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........11     7      5      13     7
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............55     60     65     68     69
RH..............69     58     48     43     42
Surface wind....W 9    NW 12  NW 13  NW 13  NW 13
Surface wnd gst.15     20     20     20     21

.SATURDAY NIGHT...

Sky/weather.........Mostly clear (10-20 percent).
Min temperature.....Around 47.
Max humidity........83 percent.
Surface winds (mph).Northwest winds 5 to 10 mph, with gusts
up to 15 mph in the evening, then becoming
light overnight.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........4      7      12     15     17     20
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............68     63     58     53     51     48
RH..............43     54     62     71     77     83
Surface wind....NW 10  NW 7   NW 6   NW 5   NW 3   NW 3
Surface wnd gst.16     10     9      8      8      8

.SUNDAY...

Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 71.
Min humidity........42 percent.
Surface winds (mph).Light winds becoming northwest 8 to 12 mph in
                    the late morning and afternoon.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky (%).........24     31     34     37     41     46
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............49     54     61     66     69     70
RH..............83     74     58     48     44     44
Surface wind....NW 3   NW 3   NW 5   NW 6   NW 6   NW 6
Surface wnd gst.8      9      12     13     13     13

$$
Forecaster...Ledbetter
Requested by...Garrett Kost
Type of request...OTHER
.TAG 2514466.0/LWX
.DELDT 05/23/25
.FormatterVersion 2.0.0
.EMAIL garrett_kost@nps.gov