Area Forecast Discussion
Issued by NWS Portland, ME

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
-- Highlight Changed Discussion --
-- Discussion containing changed information from previous version are highlighted. --
470 FXUS61 KGYX 272336 AFDGYX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAY ME 736 PM EDT WED APR 27 2016 .SYNOPSIS... SURFACE HIGH PRESSURE PERSISTS INTO SATURDAY. LOW PRESSURE PASSING SOUTH OF THE AREA SUNDAY AND MONDAY WILL BRING THE NEXT CHANCE OF PRECIPITATION. && .NEAR TERM /UNTIL 6 AM THURSDAY MORNING/... 730PM UPDATE: THIS EVENING SKIES CLEAR ACROSS THE REGION EXCEPT FOR SOME CLOUDS ROTATING SOUTHEAST INTO THE WESTERN MOUNTAINS OF MAINE AND NORTHERN NEW HAMPSHIRE. THE COLD AND DRY CYCLONIC FLOW WILL REMAIN THROUGH THE NIGHT SO ANOTHER COLD NIGHT EXPECTED. FORECAST OVERNIGHT LOWS LOOK GOOD AT THIS TIME. QUIET NIGHT. PREVIOUS FORECAST: QUIET WEATHER THROUGH THURSDAY WITH COOL NORTHWEST FLOW. A COLD UPPER LEVEL LOW PRESSURE CENTERED WELL TO OUR NORTH IN QUEBEC WILL SEND A WEAK SYSTEM THROUGH OUR AREA LATE THIS AFTERNOON THROUGH TONIGHT. BEST DYNAMICS AND DEEPER MOISTURE WILL BE NORTHEAST OF US, AND EVEN THERE, PRECIPITATION LOOKS PRETTY MINOR. WITH THE SYSTEM, JUST EXPECT SKIES TO BECOME PARTLY CLOUDY LATE THIS AFTERNOON AND TONIGHT MAINLY FOR THE NORTHERN PORTIONS OF THE FORECAST AREA. ANOTHER CHILLY NIGHT TONIGHT WITH LOWS MAINLY IN THE 20S AT LOWER ELEVATIONS. DECREASING CLOUDS FOR THURSDAY WITH A MAINLY SUNNY DAY. TEMPERATURES ABOUT THE SAME AS WEDNESDAY. && .SHORT TERM /6 AM THURSDAY MORNING THROUGH THURSDAY NIGHT/... THE PERSISTENT UPPER TROUGH FINALLY RELENTS BY WEEK/S END WITH TEMPERATURES WARMING TO JUST BELOW CLIMATOLOGY. THE REGION WILL REMAIN IN WEAKING TROUGHING...HOWEVER NO PRECIPITATION IS EXPECTED. && .LONG TERM /FRIDAY THROUGH WEDNESDAY/... TROUGHING STRENGTHENS VER NEW ENGLAND EARLY NEXT WEEK. A WEAK SURFACE LOW MOVES ALONG THE BASE OF THE UPPER TROUGH MONDAY INTO TUESDAY. THE ECMWF HAS A STRONGER SOLUTION WITH THE SURFACE LOW AND CLOSER TO THE COAST. THIS WOULD LEAD TO A COLD RAIN...WHILE THE GFS IS WEAKER AND FARTHER OFFSHORE FOR A SHOWERY WEATHER REGIME. THE MODEL CONSENSUS GOES WITH SHOWERS EARLY NEXT WEEK AND SLIGHTLY BELOW NORMAL TEMPERATURES FOR EARLY MAY. && .AVIATION /00Z THURSDAY THROUGH MONDAY/... SHORT TERM...VFR THROUGH THURSDAY, ALTHOUGH CAN`T RULE OUT LOCAL MVFR CEILINGS ALONG AND NORTH OF THE MOUNTAINS LATE TONIGHT. LONG TERM...VFR CONDITIONS ARE EXPECTED THROUGH SUNDAY. MVFR AND IFR CONDITIONS ARE FORECAST AT TAF SITES ON MONDAY IN RAIN SHOWERS. && .MARINE... SHORT TERM...CONDITIONS BELOW SMALL CRAFT LEVELS THROUGH THURSDAY. LONG TERM...NO HEADLINES ARE FORECAST DURING THIS TIME FRAME. && .FIRE WEATHER... AFTERNOON RELATIVE HUMIDITIES ON THURSDAY WILL BE ABOUT AS LOW AS WEDNESDAY, WITH READINGS GENERALLY IN THE 20S. WINDS WON`T BE TOO BAD, THOUGH, WITH GENERALLY AROUND 10 MPH. REMAINING DRY THROUGH SATURDAY WITH SLIGHTLY HIGHER AFTERNOON RHS FRIDAY AND SATURDAY. NEXT CHANCE OF WETTING RAIN SUNDAY/MONDAY. && .GYX WATCHES/WARNINGS/ADVISORIES... ME...NONE. NH...NONE. MARINE...NONE. && $$

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.