613  
FNUS71 KLWX 261112  
FWSLWX  
 
SPOT FORECAST FOR MEMORIAL DAY 2025...NATIONAL PARK SERVICE - MANASSAS NATIONAL  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
712 AM EDT MON MAY 26 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0801 EDT ON MAY 26.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
A SUBTLE SHORTWAVE ALOFT PASSING ATOP THE SURFACE FRONT IS PRODUCING  
RAIN ACROSS CENTRAL VA, THOUGH IT IS MOSTLY LIGHT. ANY RAINFALL  
ACCUMULATIONS WILL BE JUST A FEW HUNDREDTHS OF AN INCH. THE RAIN IS  
EXPECTED TO CONTINUE THROUGH DAYBREAK, THEN QUICKLY DIMINISH THROUGH  
MID/LATE MORNING.  
 
OTHERWISE, DRY CONDITIONS ARE EXPECTED FOR MEMORIAL DAY AS HIGH  
PRESSURE BUILDS IN FROM THE GREAT LAKES THROUGH TONIGHT. CLOUD COVER  
IS LIKELY TO LINGER ALONG AND SOUTH I-66 FOR MOST OF THE DAY. HIGH  
TEMPERATURES WILL BE IN THE LOW 70S THIS AFTERNOON WITH LOW  
TEMPERATURES IN THE UPPER 40S TO LOW 50S. CONDITIONS REMAIN DRY  
THROUGH THE NIGHT AS THE NEXT WEATHER SYSTEM DOES NOT ARRIVE UNTIL  
LATER TUESDAY MORNING.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). SCATTERED  
SPRINKLES EARLY IN THE MORNING.  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........41 PERCENT.  
 
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........79 55 28 42 44  
WEATHER COV.....SCTTRD SCTTRD  
WEATHER TYPE....RNSHWR RNSHWR NONE NONE NONE  
TEMP............56 62 68 71 72  
RH..............77 62 51 44 42  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT).  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........93 PERCENT.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........34 40 31 41 59 60  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TEMP............72 68 61 58 55 53  
RH..............42 52 67 77 86 89  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........47 PERCENT.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........79 74 78 85 87 89  
WEATHER COV..... S CHC S CHC  
WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR  
TEMP............52 57 64 71 71 70  
RH..............93 86 67 49 47 49  
 
 
FORECASTER...STUCK  
REQUESTED BY...GARRETT KOST  
TYPE OF REQUEST...OTHER  
.TAG 2514466.1/LWX  
.DELDT 05/26/25  
.FORMATTERVERSION 2.0.0  
.EMAIL GARRETT_KOST@NPS.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page
Main Text Page