Area Forecast Discussion
Issued by NWS State College, PA

Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary Off
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
-- Remove Highlighting --
-- Discussion containing changed information from previous version are highlighted. --
000 FXUS61 KCTP 252123 AFDCTP AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 523 PM EDT MON AUG 25 2014 .SYNOPSIS... HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH MID WEEK KEEPING US WARM BUT WITH INCREASING HUMIDITY. A COLD FRONT WILL APPROACH FROM THE GREAT LAKES REGION FOR WEDNESDAY AFTERNOON AND NIGHT. DRY WEATHER WITH NEAR NORMAL TEMPERATURES WILL RETURN FOR THURSDAY AND FRIDAY. && .NEAR TERM /UNTIL 6 AM TUESDAY MORNING/... WEAK SHORTWAVE CRESTING TOP OF UPPER RIDGE IS PRODUCING A PATCH OF CIRRUS ACROSS CENTRAL PA EARLY THIS EVENING. THESE HIGH CLOUDS HAVE HELD TEMPS DOWN A BIT AND SUPPRESSED AFTN CU FORMATION. NEAR TERM MDL DATA INDICATE SHORTWAVE AND ASSOC CIRRUS WILL DRIFT INTO EASTERN PA THIS EVENING...THEN OUT OF THE AREA BY ARND MIDNIGHT. MAINLY CLEAR SKIES AND A CALM WIND LATER TONIGHT WILL PROMOTE VALLEY FOG TOWARD MORNING. NO OTHER SENSIBLE WEATHER OF NOTE EXPECTED. LOWS WILL BE IN THE 50S. && .SHORT TERM /6 AM TUESDAY MORNING THROUGH 6 PM TUESDAY/... AFTER STARTING OUT WITH MORE PATCHY VALLEY FOG...ABUNDANT SUNSHINE WILL OCCUR AGAIN TUESDAY WITH TEMPS NOSING UPWARD BY A FEW MORE DEGREES COMPARED TO TODAY`S HIGHS...TOPPING OUT A COUPLE OF DEG ABOVE NORMAL..GENERALLY IN THE LOW-MID 80S. && .LONG TERM /TUESDAY NIGHT THROUGH MONDAY/... THE INITIAL PART OF THE EXTENDED WILL FEATURE A BIG RIDGE DOMINATING THE PATTERN OVER THE EASTERN AND NORTHEASTERN US...BUT SLOWLY SINKING SOUTH/BECOMING FLATTENED BY ONE OR TWO PIECES OF SHORT WAVE ENERGY SCOOTING EAST FROM THE WRN GLAKES REGION. NEAR TO ABOVE NORMAL DAYTIME TEMPS WILL CONTINUE ACROSS AT LEAST THE SE HALF OF THE COMMONWEALTH WEDNESDAY...AS THE RIDGE MAINTAINS ITS HOLD UNTIL AT LEAST LATER WEDNESDAY-WED NIGHT. A SFC COLD FRONT DROPS SE FROM THE UPPER GLAKES REGION AND CROSSES CENTRAL PENN LATE WED INTO EARLY THU MORNING. A BRIEF PERIOD OF SHRA/SCT TSRA WILL OCCUR ALONG AND IMMEDIATELY AHEAD OF THIS FRONT. RIDGING AT THE SFC AND ALOFT FOLLOWING THIS FRONT WILL LIKELY BRING DRIER CONDITIONS FOR LATE THIS WEEK AND THE EARLY PART OF THE WEEKEND WITH NEAR NORMAL TEMPS. ANOTHER SHORTWAVE IN THE NORTHERN STREAM FLOW AND ASSOCIATED SFC FRONTAL SYSTEM IS PROGGED TO MOVE INTO THE REGION FROM THE WEST THIS WEEKEND. THIS WILL LEAD TO ABOVE NORMAL TEMPS IN SRLY FLOW AHEAD OF THE SYSTEM AND INCREASING CHANCE OF SHOWERS/TSTMS SATURDAY NIGHT INTO EARLY NEXT WEEK. && .AVIATION /22Z MONDAY THROUGH SATURDAY/... SOME HIGH CLDS AND A FEW CU AS OF LATE AFT. NO CHANGES MADE TO 21Z TAFS. EARLIER DISCUSSION BELOW. SOME HIGH BASED CU AND LIGHT WINDS MAKING FOR A FINE DAY FOR LOCAL AVIATION. VFR CONDITIONS WILL CONTINUE INTO THE EVENING BEFORE AREAS OF VALLEY FOG LEAD TO LOCAL RESTRICTIONS AFTER MIDNIGHT THROUGH THE HOURS JUST AFTER SUNRISE. TUESDAY LOOKS LIKE AN ALMOST CARBON COPY OF TODAY AFTER THE FOG BURNS OFF. OUTLOOK... WED...SCT TSRA IMPACTS POSSIBLE AFTN/EVE. THU-FRI...NO SIG WX EXPECTED. SAT...MAINLY VFR BUT WITH SCATTERED SHOWERS AND THUNDERSTORMS CAUSING LOCAL RESTRICTIONS. && .CTP WATCHES/WARNINGS/ADVISORIES... NONE. && $$ SYNOPSIS...LA CORTE NEAR TERM...FITZGERALD/LA CORTE SHORT TERM...LA CORTE LONG TERM...LAMBERT/GARTNER AVIATION...LA CORTE/MARTIN

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