RSS FeedsIssued by NWS Paducah, KY
000 FXUS63 KPAH 241803 AAA AFDPAH AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE PADUCAH KY 1203 PM CST TUE NOV 24 2009 .UPDATE... FIRST PERIOD SENSIBLE WEATHER ADJUSTMENTS AND 18Z ROUTINE TAF DISCUSSION. && .DISCUSSION... GIVEN THE INSTABILITY WITH THE CONVECTIVE LINE...ADDED A DIFFERENTIAL PROBABILITY FOR THUNDERSTORMS FOR THE RAIN MOVING THROUGH THE AREA THIS AFTERNOON. THE HIGHEST PROBABILITY FOR THUNDERSTORM ACTIVITY WAS LIMITED TO SOUTHEAST MISSOURI AND SOUTHERN ILLINOIS DURING THE EARLY AFTERNOON HOURS...WITH SMALLER PROBABILITIES BY LATE THIS AFTERNOON OVER SOUTHWEST INDIANA AND WEST KENTUCKY. ALTHOUGH MAXIMUM TEMPERATURES FOR THE DAY WILL TOP AROUND THE NOON HOUR ALONG AND WEST OF INTERSTATE 57 IN ILLINOIS AND INTERSTATE 55 NEAR THE MISSISSIPPI RIVER IN SOUTHEAST MISSOURI...THE MAX TEMPERATURES FOR THE FIRST PERIOD UPDATE WERE ADJUSTED TO REFLECT THE EXPECTED TEMPERATURES ALONG AND AHEAD OF THE CONVECTIVE LINE THIS AFTERNOON. THIS INCLUDES EXPECTED CLOUD COVER...HOURLY TEMPERATURES AND DEWPOINTS. THE ENHANCED WIND FIELD AND WIND GUSTS AHEAD OF THE CONVECTIVE LINE WERE ADJUSTED EASTWARD TO REFLECT THE TRANSLATION OF THE AGEOSTROPHIC FLOW AHEAD OF THE MCS. && .AVIATION... THE RECENTLY ISSUED TAF FORECASTS WERE ADJUSTED TO REFLECT THE TIMING OF PRECIPITATION AND LOWERED CEILINGS/VISIBILITIES TO MVFR CATEGORY...AND THUNDERSTORM POTENTIAL WITH THE CONVECTIVE LINE WITHIN THE FIRST SIX HOURS OF THE FORECAST PERIOD. THE CONFIDENCE ON THE TIMING OF THE POST FRONTAL PASSAGE CEILINGS IS LOW...SO ADDITIONAL ADJUSTMENTS MAY BE MADE TO THE FORECAST THROUGH 20Z TODAY...BUT THE TREND WILL LIKELY BE TOWARD A FASTER PROGRESSION TO VFR CATEGORY CEILINGS WITHIN 12 HOURS. && .PAH WATCHES/WARNINGS/ADVISORIES... KY...NONE. MO...NONE. IL...NONE. IN...NONE. && $$ SMITH
