239  
FXUS61 KLWX 210702  
AFDLWX  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
302 AM EDT WED OCT 21 2026  
   
WHAT HAS CHANGED
 
 
NO CHANGES WERE MADE TO THE FORECAST OVERNIGHT.  
 

 
   
KEY MESSAGES
 
 
- 1) DRY CONDITIONS AND SEASONABLE TEMPERATURES ARE EXPECTED  
THROUGH EARLY NEXT WEEK.  
 

 
   
DISCUSSION
 
 
KEY MESSAGE 1...DRY CONDITIONS AND SEASONABLE TEMPERATURES ARE EXPECTED  
THROUGH EARLY NEXT WEEK.  
 
SURFACE HIGH PRESSURE CONTINUES TO BUILD NORTH OF THE FORECAST  
AREA THROUGH THE END OF THE WEEK, YIELDING DRY CONDITIONS,  
SEASONAL TEMPERATURES, AND LIMITED CLOUD COVER. HIGH  
TEMPERATURES WILL BE IN THE 60S TO NEAR 70S EACH DAY WITH  
OVERNIGHT LOWS IN THE 30S TO MID 40S.  
 
HIGH PRESSURE WILL BUILD SOUTHWARD OUT OF SOUTHEASTERN CANADA AND  
EASTERN GREAT LAKES REGION SATURDAY THROUGH TUESDAY. DRY CONDITIONS  
ARE EXPECTED EACH DAY. THERE COULD BE SOME AREAS OF FROST SATURDAY  
MORNING. TEMPERATURES WILL START OUT CHILLY SATURDAY WITH HIGHS 5 TO  
7 DEGREES BELOW AVERAGE AND HIGHS GENERALLY IN THE UPPER 50S TO  
LOWER 60S. BY SUNDAY, TEMPERATURES WILL BE MORE SEASONABLE. MONDAY  
WILL ENCOUNTER HIGHS APPROACHING OR REACHING THE 70 DEGREE MARK. BY  
TUESDAY, TEMPERATURES MAY BE KNOCKED DOWN TO SEASONABLE ONCE AGAIN.  
HIGHS IN THE MIDDLE 60S.  
 

 
   
AVIATION /06Z WEDNESDAY THROUGH SUNDAY/
 
 
VFR CONDITIONS CONTINUE AS SURFACE HIGH PRESSURE BUILDS OVERHEAD  
AND DRY CONDITIONS PERSIST. WINDS REMAIN PRIMARILY OUT OF THE  
NORTH TODAY BEFORE SHIFTING TO NORTHWESTERLY ON THURSDAY. ON  
FRIDAY, WINDS SHIFT TO NORTHEASTERLY. TERMINALS LOCATED NEAR THE  
I-95 CORRIDOR WILL GUST AROUND 15 KNOTS EACH AFTERNOON.  
OTHERWISE, TERMINALS CAN EXPECT LIGHT NORTHERLY WINDS, NO  
PRECIPITATION, AND VFR CONDITIONS.  
 
VFR CONDITIONS SATURDAY THROUGH SUNDAY NIGHT. WINDS LIGHT AND  
VARIABLE THROUGH THE PERIOD.  
 

 
   
MARINE
 
 
THE NOR'EASTER OFF THE MID-ATLANTIC COAST WILL DELIVER A  
PROLONGED PERIOD OF SCA CONDITIONS (MAINLY OVER THE  
CENTRAL/LOWER WATERS). SMALL CRAFT ADVISORIES REMAIN IN EFFECT  
AND WILL LIKELY NEED TO BE EXTENDED. THE THREAT IS HIGHEST IN  
THE LOWER PORTIONS OF THE WATERS, WITH ADDITIONAL ADVISORIES  
POSSIBLE THROUGH THE END OF THE WEEK. OTHERWISE, DRY CONDITIONS  
AND NON-HAZARDOUS MARINE WEATHER IS EXPECTED.  
 
NO MARINE HAZARDS EXPECTED SATURDAY THROUGH SUNDAY NIGHT. WINDS  
LIGHT AND VARIABLE THROUGH THE PERIOD.  
 

 
   
TIDES/COASTAL FLOODING
 
 
A NOR'EASTER WILL CONTINUE TO CIRCULATE OFFSHORE THROUGH  
THURSDAY AS HIGH PRESSURE BUILDS TO OUR NORTH. THIS WILL LEAD TO  
PERSISTENT NORTHERLY FLOW OVER THE WATERS. MINOR FLOODING IS  
EXPECTED AT MANY TIDAL SITES TONIGHT THROUGH THE DAY THURSDAY,  
BUT SOME UNCERTAINTY STILL REMAINS.  
 

 
   
LWX WATCHES/WARNINGS/ADVISORIES
 
 
DC...NONE.  
MD...SMALL CRAFT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR MDZ008.  
COASTAL FLOOD ADVISORY UNTIL 4 AM EDT EARLY THIS MORNING FOR  
MDZ014.  
VA...NONE.  
WV...NONE.  
MARINE...SMALL CRAFT ADVISORY UNTIL 6 PM EDT THIS EVENING FOR  
ANZ530>534-537>543.  
 

 
 

 
 
DISCUSSION...AVS/KLW  
AVIATION...AVS/KLW  
MARINE...AVS/KLW  
 
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