459  
FXUS61 KCAR 302328  
AFDCAR  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE CARIBOU ME  
728 PM EDT SUN AUG 30 2026  
   
WHAT HAS CHANGED
 
 
730 PM UPDATE...UPDATE FOR 00Z AVIATION DISCUSSION  
 
- LOWERED TEMPERATURES IN THE NORTH WOODS TONIGHT TO MID TO  
UPPER 30S IN THE COLDER VALLEYS WHERE DECOUPLING IS EXPECTED.  
POSSIBLE PATCHY FROST NEAR ESTCOURT STATION ONLY.  
 

 
   
KEY MESSAGES
 
 
1) SYSTEM BRINGS ROUND OF RAIN SHOWERS MID-TO-LATE WEEK.  
 

 
   
DISCUSSION
 
 
KEY MESSAGE 1...SYSTEM BRINGS ROUND OF RAIN SHOWERS MID-TO-LATE  
WEEK.  
 
KEY MESSAGE 1 DESCRIPTION...  
HIGH PRESSURE OVER NORTHERN NEW ENGLAND EARLY WEEK, AS A LOW  
PRESSURE MOVES EASTWARD THROUGH CANADA. CHANCE FOR SOME STRAY  
SHOWERS MOVING INTO THE CENTRAL HIGHLANDS AND BANGOR REGIONS ON  
TUESDAY, AS SOME MODELS HINT AT A DISTURBANCE DEVELOPING OFF OF  
THE AFOREMENTIONED PARENT LOW IN CANADA.  
 
FOR RAIN MID-TO-LATE WEEK, GLOBAL MODELS ARE TRENDING TOWARDS  
THE LOW PRESSURE SYSTEM MOVING THROUGH MAINE WEDNESDAY NIGHT  
INTO THURSDAY. THE DISAGREEMENT BETWEEN MODELS IS CURRENTLY IN  
A SURFACE LOW THAT DEVELOPS OFF OF THE PARENT LOW IN CANADA. THE  
GFS HAS A SURFACE LOW DEVELOP ON THURSDAY, AND STAYING OUT IN  
THE ATLANTIC. THE 00-06Z ECMWF, HOWEVER, HAS A SURFACE LOW  
DEVELOP MUCH EARLIER ON TUESDAY, OVER THE GULF OF MAINE, AND  
SLOWLY MOVE OUT TO SEA THROUGH THE WEEK. WITH EITHER SOLUTION,  
ANTICIPATING HIGHEST RAIN TOTALS ALONG THE DOWNEAST REGION.  
CONFIDENCE IN TIMING, SEVERE POTENTIAL, AND RAIN AMOUNTS, WILL  
BEGIN TO IMPROVE ONCE MODELS GET A BETTER HANDLE ON THE  
ENVIRONMENT FOR NEXT WEEK.  
 

 
   
AVIATION /00Z MONDAY THROUGH FRIDAY/
 
 
TONIGHT...VFR TURNING SKC LATE. NW WINDS 5 TO 10 KTS.  
 
MONDAY...VFR. NW WINDS AT 5 TO 10 KNOTS.  
 
MONDAY NIGHT...VFR. CHANCE FOR SOME VALLEY FOG. LIGHT AND  
VARIABLE WINDS.  
 
TUESDAY...VFR. LIGHT AND VARIABLE WINDS.  
 
TUESDAY NIGHT...VFR AT NORTHERN TERMINALS, AND SLIGHT CHANCE  
FOR MVFR AT KBGR/KBHB IN RAIN SHOWERS. LIGHT AND VARIABLE WINDS  
OVERNIGHT.  
 
WEDNESDAY - FRIDAY...MVFR/IFR IN POTENTIAL RAIN SHOWERS. SE  
WINDS WEDNESDAY - THURSDAY AT 5-10 KTS SHIFTS N ON FRIDAY.  
 

 
   
MARINE
 
 
WINDS/SEAS BELOW SCA LEVELS TONIGHT THROUGH EARLY NEXT WEEK.  
SEAS 2 TO 4 FT. SLIGHT CHANCE FOR RAIN SHOWERS TUESDAY, AND  
CHANCE OF RAIN WEDNESDAY NIGHT INTO THURSDAY. WINDS W/SW MONDAY  
NIGHT, BECOMING SE TUESDAY, AND E/NE WEDNESDAY.  
 

 
   
CAR WATCHES/WARNINGS/ADVISORIES
 
 
ME...BEACH HAZARDS STATEMENT UNTIL 8 PM EDT THIS EVENING FOR MEZ029-  
030.  
MARINE...NONE.  
 

 
 

 
 
DISCUSSION...JS  
AVIATION...21/JS  
 
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