Aikyam-Lab/Synoptic-Bench huggingface dataset:
TEMPERATURES HAVE HOWEVER DROPPED INTO THE LOWER TO MID 30S OVER PORTIONS OF SOUTH CENTRAL AL. LOWS NEAR THE COAST SHOULD MOSTLY RANGE FROM THE LOWER 30S TO AROUND 40.
HIGH PRESSURE NEAR THE MID ATLC WILL PRODUCE ONSHORE WINDS INCREASING TO AROUND 15 KNOTS IN THE LOW LEVELS TODAY. SLIGHTLY DEEPER MOISTURE IS PROGD ACROSS NRN AREAS TODAY CLOSER TO AN AN OLD FRONTAL TROUGH ACROSS THE ATLC WATERS.
1249 PM EDT THU MAY 14 2015 HIGH PRESSURE WILL BUILD SOUTH OF THE REGION TODAY THROUGH FRIDAY.
727 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL BE CENTERED OVER THE AREA TODAY. A DEVELOPING WARM FRONT WILL BE IN THE VICINITY THIS WEEKEND.
1006 AM EDT THU MAY 14 2015 NO MAJOR CHANGES TO THE FORECAST THROUGH THIS AFTERNOON AS SURFACE AND UPPER LVL RIDGING SLOWLY PUSHES EAST OF THE GREAT LAKES. MUCH WARMER TODAY THEN WED AS MID LVL TEMPS INCREASE FROM -4C YESTERDAY TO NEARLY 8C LATER THIS AFTERNOON AND EVENING. OVERVIEW: OVERNIGHT SFC ANALYSIS REVEALS HIGH PRESSURE NEARLY OVERHEAD LEADING TO A QUIET NIGHT AND MAINLY CLEAR SKIES. BROAD LONG WAVE RIDGING RESIDES ACROSS MUCH OF THE EASTERN CONUS BUT WITH SHORT WAVE TROUGH LIFTING UP THROUGH THE CENTRAL U. LONG WAVE TROUGH IS FIXED OVER THE WEST COAST. COOLER NEAR THE LAKES OF COURSE. SHORT WAVE TROUGH IN THE PLAINS ADVANCES THROUGH THE STATE OVERNIGHT. HOWEVER, THE MOISTURE ALOFT (700-500 MB) BY 18Z BEGINS TO STRIP OUT LEAVING THE LOWER MOISTURE (850 MB AND LOWER) IN PLACE.
SNOW WILL FALL IN THE HIGHER MOUNTAINS OF SAN BERNARDINO AND RIVERSIDE COUNTIES.
VFR CONDITIONS STILL PERSIST BUT EXPECT SOME OF THE LOWER CLOUDS TO EXPAND FROM E TX INTO S AR/N LA LATE THIS MORNING.
930 AM EDT THU MAY 14 2015 HIGH PRESSURE OVER THE AREA TODAY WILL MOVE EAST TONIGHT.
655 AM CDT THU MAY 14 2015 AN UPPER LEVEL TROUGH WILL LIFT OUT OF THE SOUTHERN/CENTRAL PLAINS ACROSS THE UPPER MIDWEST TODAY. THIS AFTERNOON THE TROUGH WILL CONTINUE TO LIFT OFF TO THE NORTHEAST SO THE BULK OF THE REMAINING QPF WILL BE OVER THE NORTH AND EAST WITH LIGHTER SHOWERS OVER THE REST OF THE CWA. TEMPS WILL BE COOLER TODAY DUE TO EXTENSIVE CLOUD COVER AND PRECIP. THIS WAS ACCOUNTED FOR IN THE GOING FORECAST SO I WENT JUST A LITTLE COOLER THAN GUIDANCE MOST LOCATIONS WHICH WAS PRETTY CLOSE TO THE GOING FORECAST.
/ISSUED 446 AM EDT THU MAY 14 2015/ INCREASING MOISTURE ACROSS THE STATE IS EXPECTED THROUGH THE SHORT TERM AS HIGH PRESSURE CENTERED OVER THE UPPER OHIO RIVER VALLEY SHIFTS OFF THE MID-ATLANTIC COAST AND WEAKENS. AREA WILL REMAIN LARGELY UNDER THE INFLUENCE OF A 500 MB RIDGE AXIS THAT KEEPS MORE SUBSTANTIAL SHORT WAVE ENERGY AND RESULTING LIFT WEST AND NORTH OF THE LOCAL AREA.
TEMPS WILL WARM QUICKLY INTO THE MIDDLE/UPPER 80S BEFORE ULTIMATELY TOPPING OUT IN THE LOWER 90S FOR MUCH OF THE AREA. SLIGHTLY COOLER ALONG THE IMMEDIATE COAST. WITH DECENT SE/E FLOW IN PLACE IN THE LOWER LEVELS WEST COAST SEA BREEZE WILL LIKELY HAVE A DIFFICULT TIME PENETRATING TOO FAR INLAND TODAY. SURFACE RIDGING CENTERED WELL NORTH OF THE AREA WILL HELP MAINTAIN GENERALLY EASTERLY FLOW.
A SURFACE FRONT EXTENDED ACROSS NE FL THIS MORNING WITH A MEAN LAYER 1000-500 MB RIDGE AXIS POSITIONED ALONG THE I-1O CORRIDOR UNDER WHICH AREAS OF MORNING FOG. A CLUSTER OF EARLY MORNING SHOWERS AND ISOLATED STORMS WAS NOTED OVER OUR FL OFFSHORE WATERS IN THE VICINITY OF A COASTAL TROUGH FORMING ALONG THE MEANDERING FRONTAL ZONE. THE ONSHORE FLOW WILL SHUNT THE LINGERING TROUGH AXIS OVER LAND FARTHER WEST INTO MIDDAY DAY. SHOWER CHANCES WILL INCREASE INTO THE MID TO LATE AFTERNOON AS THE COASTAL TROUGH BEGINS TO BREAK DOWN AND DRIFT WESTWARD. UPPER LEVEL FORCING WILL BE WEAK TO NON- EXISTENT GIVEN STACKED MID/UPPER LEVEL RIDGING OVER THE FL PENINSULA WHICH WILL KEEP STORMS SOMEWHAT TAME.
100 PM EDT THU MAY 14 2015 HIGH PRESSURE WILL BE CENTERED OVER THE AREA TODAY. A DEVELOPING WARM FRONT WILL BE IN THE VICINITY THIS WEEKEND.
921 AM EDT THU MAY 14 2015 HIGH PRESSURE WAS OVER THE GREAT LAKES AND WILL MOVE INTO THE MID ATLANTIC REGION THEN OFF THE COAST TODAY AND TONIGHT. LOW PRESSURE WILL CROSS THE PLAINS TODAY AND MOVE INTO THE GREAT LAKES ON FRIDAY.
HIGH PRESSURE LOCATED TO THE NORTHEAST OF THE REGION WILL KEEP SOUTHEASTERLY FLOW IN PLACE TODAY. UPPER AND SURFACE RIDGING CONTINUE TO PREVAIL ACROSS THE AREA THIS MORNING.
822 AM EDT THU MAY 14 2015 DRY WEATHER TODAY UNDER HIGH PRESSURE. HIGH PRESSURE WILL SLOWLY TRACK EASTWARD MOVING OFF THE MID- ATLANTIC COAST AND INTO THE WESTERN ATLANTIC ON FRIDAY. AFTERNOON HIGH TEMPERATURES WILL GENERALLY BE IN THE UPPER 70S TO LOWER 80S WITH OVERNIGHT LOWS IN THE LOWER TO MIDDLE 60S.
1030 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL BUILD SOUTH OF THE REGION TODAY THROUGH FRIDAY.
908 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL BUILD OVER THE REGION TODAY BEFORE SLIDING OFFSHORE TO THE SOUTH OF NEW ENGLAND TONIGHT.
1021 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL DRIFT SOUTHEAST ACROSS PENNSYLVANIA TODAY AND OFF THE MID ATLANTIC COAST BY EARLY FRIDAY. A WARM FRONT WILL LIFT NORTHEAST INTO THE REGION FRI-FRI NIGHT.
HIGH PRESSURE IN CONTROL TODAY AND WILL CONTINUE TO SEE HIGH CLOUDS AND VFR CONDITIONS. THE UPPER RIDGE WILL BEGIN TO SHIFT EAST THIS AFTERNOON AND EVENING.
937 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL BE CENTERED OVER THE AREA TODAY. A DEVELOPING WARM FRONT WILL BE IN THE VICINITY THIS WEEKEND.
1128 AM EDT THU MAY 14 2015 UPDATE HIGH PRESSURE WILL REMAIN IN CONTROL OF THE WEATHER TODAY AND PRODUCE FAIR AND MILDER WEATHER AFTER A COOL START TO THE DAY. A WARM FRONT WILL CAUSE SHOWERS TO DEVELOP LATE TONIGHT. SCATTERED SHOWERS AND PERHAPS A FEW THUNDERSTORMS WILL LINGER FRIDAY THROUGH THE WEEKEND AND IT WILL ALSO TURN WARMER WITH HIGH TEMPERATURES NEAR EIGHTY DEGREES THIS WEEKEND.
731 AM EDT THU MAY 14 2015 CANADIAN HIGH PRESSURE WILL BRING PLENTY OF SUNSHINE THURSDAY AND FRIDAY ALONG WITH DRY WEATHER AND A SLOW WARMING TREND.
/ISSUED 445 AM CDT THU MAY 14 2015/ THE SYNOPTIC PATTERN CONTROLLING TODAY'S SOUTHERN PLAINS WEATHER PATTERN WILL BE OF WEAK RIDGING. TEXAS WILL FALL ON THE FAR WESTERN PERIPHERY OF A FLORIDA-CENTERED UPPER LEVEL RIDGE. WITH THE STATE BEING IN BETWEEN EAST COAST RIDGING AND A DEVELOPING BROAD WEST COAST MID TO UPPER LEVEL TROUGH. WITHIN THE LOWER LEVEL SOUTHERLY FLOW REGIME. ESPECIALLY IN THE LOWER 3 KM IN BOTH THE NAM/GFS SOUNDINGS. WEEKEND RAIN CHANCES WILL FALL IN THE MODERATE CATEGORY PER THE POSSIBLE (SUBSIDENT) INFLUENCE OF EASTERN RIDGING.
1004 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL ALLOW FOR DRY CONDITIONS ACROSS THE REGION TODAY.
1010 AM CDT THU MAY 14 2015 WATER VAPOR IMAGERY CONTINUES TO SHOW A LARGE NEGATIVELY TILTED TROUGH OF LOW PRESSURE ALONG THE WEST COAST THIS MORNING. WITH A SECONDARY TROUGH LIFTING ACROSS THE CENTRAL PLAINS. VFR CONDITIONS STILL PERSIST BUT EXPECT SOME OF THE LOWER CLOUDS TO EXPAND FROM E TX INTO S AR/N LA LATE THIS MORNING.
ISSUED BY NATIONAL WEATHER SERVICE ALBANY NY 1015 AM EDT THU MAY 14 2015 HIGH PRESSURE WILL BRING PLENTY OF SUNSHINE THURSDAY AND FRIDAY ALONG WITH DRY WEATHER AND A SLOW WARMING TREND.
1119 AM EDT THU MAY 14 2015 HIGH PRESSURE THIS AFTERNOON.
IT IS LIKELY THAT AN ADVISORY FOR SMALL CRAFT WILL BE NECESSARY IN THE STRAITS TONIGHT AND AN EXERCISE CAUTION WILL BE NECESSARY ELSEWHERE AS HIGH PRESSURE IS REINFORCED TO OUR NORTH.
RAIN CHANCES INCREASE FROM THE SOUTH LATER TODAY AS A WARM FRONT BEGINS TO LIFT NORTHWARD ACROSS THE AREA.
1226 PM EDT THU MAY 14 2015 HIGH PRESSURE WILL BE CENTERED OVER THE AREA TODAY. A DEVELOPING WARM FRONT WILL BE IN THE VICINITY THIS WEEKEND.
MOIST FLOW AHEAD OF AN UPPER LEVEL LOW PRESSURE SYSTEM OFF THE WEST COAST WILL KEEP THE REGION COOL AND UNSETTLED. EXTENSIVE MOISTURE, ASSOCIATED WITH A BROAD LOW PRESSURE SYSTEM ALONG THE CALIFORNIA COAST, WILL STREAM INTO MONTANA ON SOUTHWEST WINDS ALOFT. WARANAUSKAS AN UPPER LEVEL LOW PRESSURE SYSTEM CENTERED OFF THE WEST COAST WILL MOVE OVER THE NORTHERN GREAT BASIN BY FRIDAY.
750 AM EDT THU MAY 14 2015 AVIATION HIGH PRESSURE WILL REMAIN IN CONTROL OF THE WEATHER TODAY AND PRODUCE FAIR AND MILDER WEATHER AFTER A COOL START TO THE DAY. A WARM FRONT WILL CAUSE SHOWERS TO DEVELOP LATE TONIGHT. SCATTERED SHOWERS AND PERHAPS A FEW THUNDERSTORMS WILL LINGER FRIDAY THROUGH THE WEEKEND AND IT WILL ALSO TURN WARMER WITH HIGH TEMPERATURES NEAR EIGHTY DEGREES THIS WEEKEND.
A SEMI PERMANENT BLOCKING PATTERN SETS UP OVER THE EASTERN PACIFIC NORTHWARD TO THE GULF OF ALASKA. A SPLIT FLOW IS NOTED ALOFT WHERE ONE STORM TRACK REMAINS OVER SOUTHERN CANADA WHILE ENERGY EJECTS OUT OF THE LOW IN THE VICINITY OF NORTHERN CALIFORNIA. THE SOUTHERN STREAM WAVES WILL RIDE THROUGH THE SOUTHWEST FLOW AND BUMP THE UPPER RIDGE FROM THE WEST. SOME INTERACTION BETWEEN THE NORTHERN AND SOUTHERN STREAMS MAY EVENTUALLY BREAK DOWN THE UPPER RIDGE WHILE THE BLOCKING PATTERN REMAINS OUT WEST. A SURFACE WARM FRONT NEAR THE COAST WILL BEGIN ITS NORTHWARD TREK IN RESPONSE TO AN APPROACHING SHORT WAVE TROUGH BY THIS AFTERNOON. PLENTY OF MOISTURE SOUTH OF THE WARM FRONT AS SURFACE DEW POINTS JUMP INTO THE 60S. THE WARM FRONT.
1223 PM EDT THU MAY 14 2015 HIGH PRESSURE OVER THE AREA TODAY WILL MOVE EAST TONIGHT.
A SLOW MOVING LOW PRESSURE SYSTEM WITH SEVERAL EMBEDDED WEATHER DISTURBANCES WILL CROSS THE REGION THROUGH THE END OF THE WEEK. AS THE INITIAL WAVE FROM THE LOW MOVES INTO UTAH AND SOUTHWEST WYOMING LATE THIS AFTERNOON/THIS EVENING.
617 AM CDT THU MAY 14 2015 CURRENT WATER VAPOR IMAGE SHOWING AN UPPER LEVEL TROUGH SWINGING THROUGH THE WESTERN PORTIONS OF OKLAHOMA AND KANSAS VERY EARLY THIS MORNING. THE UPPER LEVEL TROUGH WILL CONTINUE TO LIFT NORTH AND EAST THROUGH THE DAY. THEN WIND DOWN FROM SOUTHWEST TO NORTHEAST THROUGH THE DAY WITH UPPER LEVEL LIFT WEAKENING AFTER 18Z AS THE TROUGH BEGINS TO MOVE OFF TO THE EAST. ACTIVE PATTERN RETURNS FRIDAY INTO THE WEEKEND AS ELONGATED TROUGH MOVES THROUGH THE REGION. WITH SCATTERED TO NUMEROUS STORMS LIFTING NORTHEAST FRIDAY NIGHT AS THIS WAVE AND LOW LEVEL WARM FRONT MOVE THROUGH THE AREA.
1003 AM EDT THU MAY 14 2015 LARGE HIGH PRESSURE WILL BUILD ACROSS THE EASTERN U.
729 AM EDT THU MAY 14 2015 HIGH PRESSURE WAS OVER THE GREAT LAKES AND WILL MOVE INTO THE MID ATLANTIC REGION THEN OFF THE COAST TODAY AND TONIGHT. LOW PRESSURE WILL CROSS THE PLAINS TODAY AND MOVE INTO THE GREAT LAKES ON FRIDAY.
A RELATIVE LULL IN OUR HISTORIC HEAVY RAINFALL EVENT IS EXPECTED THROUGH THE EARLY EVENING HOURS OVER MOST OF SOUTH CENTRAL TEXAS AS MOST OF THE REGION REMAINS IN THE WARM SECTOR OF THE PACIFIC MIDLATITUDE CYCLONE NOW THAT THE WARM FRONT HAS MOVED NORTH OF OUR CWA. AND EDWARDS PLATEAU TURNS OUT WEST WHERE CONVECTION IS TRYING TO DEVELOP ALONG A PRE-FRONTAL TROUGH OR PSEUDO DRYLINE THAT IS MOVING INTO WESTERN VAL VERDE COUNTY. A SECOND ROUND OF STRONG TO SEVERE STORMS IS EXPECTED TO DEVELOP WITH THE MAIN COLD FRONT OVERNIGHT. RAIN CHANCES WILL END FROM WEST TO EAST BY SATURDAY AFTERNOON AS DRIER AIR AND CLEARER SKIES MOVE IN BEHIND THE COLD FRONT TO CAUSE A COOL AND DRY HALLOWEEN NIGHT FOR TRICK OR TREATING.
A WARM FRONT WILL BE DRAPED ACROSS THE FORECAST AREA TODAY AND THEN LIFT NORTHWARD INTO WASHINGTON OVERNIGHT. TEMPERATURES WILL BE WARM TODAY AND OVERNIGHT DUE TO THE WARM BREEZY TO WINDY CONDITIONS ASSOCIATED WITH THE WARM FRONT. WARM FRONT OVERRUNNING PRECIPITATION WILL BRING RAIN AT TIMES TO TAF SITES, EXCEPT THAT RAIN AT KYKM WILL HOLD OFF UNTIL AROUND 31ST/05Z AND END BY AROUND 31ST/09Z.
345 PM CDT FRI OCT 30 2015 WATER VAPOR IMAGERY CONTINUES TO SHOW AN UPPER LEVEL LOW SLOWLY MOVING EASTWARD ACROSS SOUTHERN NEW MEXICO.
126 PM EDT FRI OCT 30 2015 HIGH PRESSURE THROUGH SATURDAY.
/ISSUED 454 AM CDT FRI OCT 30 2015/ (Today and Tonight) A positively tilted upper level trough currently over the Southern Rockies, will migrate east across the Southern Plains tonight into Saturday. Highs today will be in the lower and middle 70s, with lows tonight in the 50s.
1251 PM CDT FRI OCT 30 2015 FOR 18Z TAFS /ISSUED 1048 AM CDT FRI OCT 30 2015/ 1022 MB AREA OF HIGH PRESSURE CENTERED OVER SOUTHERN ILLINOIS AND WESTERN KENTUCKY IS DOMINATING THE WEATHER ACROSS THE TENNESSEE VALLEY THIS MORNING. THE HIGH TEMPERATURE GRADIENT WAS SHARPENED TO REFLECT THESE TRENDS. HIGH PRESSURE WILL CONTINUE ACROSS THE TN VALLEY TONIGHT. BY SATURDAY A CDFNT/UPPER TROF WILL BEGIN TO AFFECT THE TAF SITES WITH INCREASING CLOUDS THRU 18Z.
259 PM EDT FRI OCT 30 2015 HIGH PRESSURE IS SLOW TO BUILD INTO THE MID ATLANTIC STATES FROM THE WEST THROUGH TONIGHT. THE HIGH MOVES OFF THE COAST SATURDAY. LOW PRESSURE APPROACHES THE LOCAL AREA FROM THE SOUTHWEST LATE IN THE WEEKEND. HIGH PRESSURE SETTLES TO THE NORTH OF THE AREA LATER TUE THROUGH THE END OF THE WEEK WHICH SHOULD KEEP THINGS DRY. HIGHS IN THE LOW/MID 70S TUE-THU. WINDS TURN TO THE SOUTH AHEAD OF THE NEXT LOW PRESSURE SYSTEM FCST TO PRODUCE SHOWERS OVER THE REGION SUN THRU MON. HIGH PRESSURE WITH SUB-SCA CONDITIONS WILL RETURN TO ALL WATERS THIS AFTERNOON.
251 PM CDT FRI OCT 30 2015 THE 19Z SURFACE ANALYSIS INDICATED THAT A LARGE AREA OF HIGH PRESSURE WAS CENTERED OVER THE OHIO AND INTO THE TENNESSEE VALLEY REGION. HIGH AND THEN MID CLOUDS WILL CONTINUE TO INCREASE TONIGHT AS THE AREA OF HIGH PRESSURE SHIFTS EAST TO THE MID ATLANTIC COAST.
AN UPPER TROUGH CROSSING THE NORTHERN PLAINS WILL SLOW DOWN AS IT REACHES THE GREAT LAKES REGION TONIGHT. THE SLOWER MOVEMENT OF THE UPPER TROUGH WILL HELP TO DELAY THE PRECIP INTO SOUTH CENTRAL UNTIL WELL AFTER MIDNIGHT TONIGHT AND SOUTHEAST WI UNTIL SATURDAY MORNING. MID LEVELS WILL MOISTEN UP BEFORE THE LOWER LEVELS. THE STRONGEST FORCING WILL ARRIVE IN SOUTH CENTRAL WI SATURDAY MORNING AS THE NOSE OF THE LOW LEVEL JET POINTS INTO SOUTHERN WI. A SECONDARY UPPER TROUGH WILL CATCH UP TO THE INITIAL UPPER TROUGH AND PUSH THE PRECIP OUT OF SOUTHERN WI FROM SOUTHWEST TO NORTHEAST LATE SATURDAY AFTERNOON INTO THE EARLY EVENING. THE LOW CLOUDS AND PERHAPS DRIZZLE WILL LINGER THROUGH MUCH OF THE NIGHT. DESPITE THE WARMER TEMPERATURES ALOFT.
AN AREA OF HIGH PRESSURE WILL DRIFT ACROSS THE AREA TODAY.
258 PM EDT FRI OCT 30 2015 A SECONDARY PUSH OF COOLER AIR MOVED INTO THE REGION TODAY. AS HIGH PRESSURE BUILT INTO THE NORTHEAST. THAT HIGH PRESSURE WILL BE SHORT LIVED.
330 PM CDT FRI OCT 30 2015 UPPER LOW ACROSS SOUTHWEST NEW MEXICO HAS BEGUN TO MAKE HEADWAY EASTWARD THIS AFTERNOON. SHOULD CONTINUE TO SEE THIS ACTIVITY FILL IN WITH CAPES RIDING AROUND 500 J/KG AHEAD OF THE APPROACHING FORCING FOR ASCENT ASSOCIATED WITH THE UPPER LOW/TROUGH. THESE SHOWERS/STORMS WILL SHIFT EAST OVERNIGHT IN TANDEM WITH THE LOW/TROUGH AS PRECIPITATION COMES TO AN END EARLY SATURDAY MORNING. AFTER A COOLER HALLOWEEN MORNING. DRY NORTHERLY FLOW WILL SETTLE IN ALOFT IN WAKE OF THE DEPARTING TROUGH.
255 PM EDT FRI OCT 30 2015 A WEAKENING COLD FRONT WILL PUSH SOUTH INTO PENNSYLVANIA TODAY. THEN HIGH PRESSURE WILL BUILD EAST FROM THE OHIO VALLEY TONIGHT AND SATURDAY.
342 PM EDT FRI OCT 30 2015 HIGH PRESSURE BUILDING OVER THE REGION WILL RESULT IN CLEARING SKIES AND DRY WEATHER THROUGH SATURDAY WITH TEMPERATURES RIGHT AROUND SEASONAL NORMALS.
HEAVY RAIN AND SEVERE WEATHER HAS OCCURRED NEAR SAN ANTONIO AND AUSTIN ALONG SLOW MOVING WARM FRONT. UPPER LOW REMAINS A GOOD WAYS OFF THE WEST. SOME INDICATION OF A WEAK WAVE IN ADVANCE OF UPPER TROUGH MOVING OUT OF MEXICO AND JUST NORTH OF THE AREA. LATE NIGHT/OVERNIGHT SHOWERS AND STORMS MAY SWEEP WEST TO EAST ACROSS SOUTH TEXAS AS UPPER TROUGH AND COLD FRONT APPROACHES THE REGION. COLD FRONT SHOULD SWEEP ACROSS THE REGION ON SATURDAY.
HIGH PRESSURE WILL BRING DRY WEATHER WITH A WARMING TREND THROUGH TOMORROW.
129 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BUILD INTO THE AREA TONIGHT WITH FAIR SKIES AND CHILLY TEMPERATURES THROUGH SATURDAY.
117 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BE OVER THE REGION TODAY PROVIDING PARTLY SUNNY AND DRY CONDITIONS. HIGH TEMPERATURES WILL RANGE FROM THE LOWER 50S IN SOUTHERN MICHIGAN TO THE UPPER 50S IN SOUTHWESTERN INDIANA. LOW TEMPERATURES TONIGHT WILL BE IN THE LOWER 40S. WEAK LOW LEVEL CONVERGENCE AMID ABUNDANT MOISTURE TRAPPED UNDER INVERSION MAY CONTINUE TO GENERATE SOME LIGHT DRIZZLE/SPRINKLES THROUGH THE EARLY MORNING AS SURFACE PRESSURE TROUGH PASSES. EXPECT AT LEAST SOME STRATOCU FOR MUCH OF THE DAY GIVEN PERSISTENT THERMAL TROUGH AND LAKE MOISTURE PLUME BUT WILL STILL BE MUCH WARMER THAN YESTERDAY. DECREASING CLOUDS AND SLOWLY MODERATING THERMAL PROFILES SHOULD ALLOW LATE DAY HIGHS IN THE LOW TO MID 50S. SOUTHWEST FLOW AND WARM/MOIST AIR ADVECTION RAMP UP OVERNIGHT AS NEXT LONGWAVE TROUGH APPROACHES.
COLD FRONT WILL SWING THROUGH SATURDAY BRINGING AN END TO RAIN CHANCES FROM NORTHWEST TO SOUTHEAST WITH SATURDAY NIGHT APPEARING VERY FAVORABLE FOR TRICK OR TREATERS.
After the passage of the cold front, high pressure has settled in over the eastern U.
400 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BUILD INTO THE MID ATLANTIC STATES FROM THE WEST TONIGHT. THE HIGH MOVES OFF THE COAST SATURDAY. LOW PRESSURE APPROACHES THE LOCAL AREA FROM THE SOUTHWEST LATE IN THE WEEKEND.
348 PM CDT FRI OCT 30 2015 WX MAP SHOWS LOW PRESSURE CONTINUING TO STRENGTHEN ACROSS TX. THE UPPER TROF CONTINUES TO AMPLIFY SHARPLY AS IT MOVES EAST OVER THE WEEKEND.
133 PM EDT FRI OCT 30 2015 A WEAK COLD FRONT PASSES THROUGH THIS AFTERNOON. HIGH PRESSURE BUILDS IN FROM THE WEST TONIGHT AND SLIDES OFFSHORE SATURDAY AND SATURDAY NIGHT.
AS THE UPPER LEVEL LOW MOVES EASTWARD LOOK FOR IFR/LIFR CONDITIONS TO SPREAD INTO ALL TAFS SITES DURING THIS CYCLE.
201 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL MOVE ACROSS THE REGION TODAY AND TONIGHT.
AND KAMA RESPECTIVELY AS AS DOWNWARD MOTIONS ENSUE FOLLOWING PASSAGE OF MID-LEVEL TROF. WINDS WILL BE OUT OF THE SOUTHEAST AT 10 TO 15KTS BEFORE A COLD FRONT MOVES SOUTH ACROSS THE PANHANDLES LATE TONIGHT. AN UPPER-LEVEL TROUGH WAS MOVING EAST ACROSS AZ/NM EARLY THIS MORNING. INCREASING LARGE SCALE FORCING FOR ASCENT AHEAD OF THE APPROACHING TROUGH. THIS TREND WILL CONTINUE TODAY AS THE TROUGH CONTINUES TO ADVANCE EAST ACROSS THE SOUTHERN ROCKIES. THE UPPER TROUGH WILL MOVE OVER THE SOUTHERN HIGH PLAINS TONIGHT. WITH RAIN CHANCES DIMINISHING FROM WEST TO EAST AS SUBSIDENCE SETS IN BEHIND THE TROUGH AXIS.
HIGH PRESSURE WILL BUILD OVER THE REGION TONIGHT THROUGH EARLY SATURDAY.
A LARGE TROUGH DEVELOPING OVER THE WEST WILL BRING COOLER WEATHER.
544 PM CDT FRI OCT 30 2015 FOR 00Z TAFS /ISSUED 251 PM CDT FRI OCT 30 2015/ THE 19Z SURFACE ANALYSIS INDICATED THAT A LARGE AREA OF HIGH PRESSURE WAS CENTERED OVER THE OHIO AND INTO THE TENNESSEE VALLEY REGION. HIGH AND THEN MID CLOUDS WILL CONTINUE TO INCREASE TONIGHT AS THE AREA OF HIGH PRESSURE SHIFTS EAST TO THE MID ATLANTIC COAST.
1257 PM CDT FRI OCT 30 2015 06Z SFC DATA HAS HIGH PRESSURE OVER THE MISSISSIPPI VALLEY WITH A FRONTAL BOUNDARY FROM TEXAS EAST INTO THE DEEP SOUTH. QUIET AND DRY CONDITIONS WILL BE SEEN TODAY THROUGH SUNSET AS THE HIGH MOVES EAST INTO THE OHIO VALLEY.
331 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL SLOWLY MOVE EAST ACROSS THE LOWER GREAT LAKES REGION OVERNIGHT AND OFF THE NEW ENGLAND COAST ON SATURDAY.
LIGHT WINDS ARE EXPECTED UNDER FOR THIS WEAKENING RIDGE TODAY INTO TONIGHT. ONLY LOOKING AT SOME CIRRUS TO MOVE INTO THE AREA FROM THE WEST AHEAD OF OUR NEXT LOW PRESSURE SYSTEM.
1126 AM MDT FRI OCT 30 2015 UPPER TROUGH EXTENDING FROM CANADA TO THE MEXICAN BORDER WILL QUICKLY SHIFT ACROSS THE FORECAST AREA THIS MORNING AND AFTERNOON. ONCE THE TROUGH AXIS SHIFTS EAST OF THE AREA.
442 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL SLOWLY MOVE EAST ACROSS THE LOWER GREAT LAKES REGION OVERNIGHT AND OFF THE NEW ENGLAND COAST ON SATURDAY.
Look for a drier but cooler trend by midweek. These winds mixing down have also resulting in warmer temperatures and have increased temps in the lower to mid 70s. Winds will subside a bit tonight with rain increasing from south to north as the next warm front swings through.
ADDITIONAL SHRA/TSRA'S ARE EXPECTED THIS AFTERNOON AND EVENING AS A SERIES OF UPPER DISTURBANCES CONTINUE TO MOVE ACROSS THE REGION AHD OF A COLD FRONT. THE COLD FRONT IS EXPECTED TO MOVE THROUGH THE HILL COUNTRY LATE TONIGHT INTO EARLY SAT MORNING WITH DRIER CONDITIONS FILTERING INTO THE AREA AND ENDING RAIN CHCS FROM W TO E.
638 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BUILD OVER THE REGION TONIGHT AND PREVAIL THROUGH SATURDAY.
CLEARING SKIES WILL RETURN TO THE NORTHLAND THIS EVENING IN THE WAKE OF A TROUGH NOW PASSING EAST INTO NEW MEXICO.
152 PM EDT FRI OCT 30 2015 A WEAKENING COLD FRONT WILL PUSH SOUTH INTO PENNSYLVANIA TODAY. THEN HIGH PRESSURE WILL BUILD EAST FROM THE OHIO VALLEY TONIGHT AND SATURDAY.
122 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL SLOWLY MOVE EAST ACROSS THE LOWER GREAT LAKES REGION OVERNIGHT AND OFF THE NEW ENGLAND COAST ON SATURDAY.
THE TAFS REFLECT THE LOWER PART OF THE EXPECTED AVERAGES OF CEILINGS/VISIBILITIES. THE HIGHEST TOTALS HAVE BEEN CONFINED TO ALONG AND EAST OF I-44 TO I-35 SOUTH OF THE OKC METRO. MOST OF THE RAIN IS LIGHT AT THE MOMENT, BUT WITH THE APPROACH OF THE LARGE-SCALE UPPER TROUGH FROM THE WEST AND INCREASING LOWER AND MID-LAYER MOISTURE TODAY, RAINFALL IS EXPECTED TO BE WIDESPREAD AND PERSISTENT. FLOW OVER THE LOWER- LAYER FRONT NEAR THE RED RIVER TODAY IS EXPECTED TO ENHANCE RAINFALL IN THIS AREA, ESPECIALLY WITH THE THE INCREASING 850 JET THROUGH THE DAY FROM NORTH CENTRAL TEXAS INTO CENTRAL OKLAHOMA.
A WARM FRONT WILL BE DRAPED ACROSS THE FORECAST AREA TODAY AND THEN LIFT NORTHWARD INTO WASHINGTON OVERNIGHT. TEMPERATURES WILL BE WARM TODAY AND OVERNIGHT DUE TO THE WARM BREEZY TO WINDY CONDITIONS ASSOCIATED WITH THE WARM FRONT. WARM FRONT OVERRUNNING PRECIPITATION WILL BRING RAIN AT TIMES TO TAF SITES, EXCEPT THAT RAIN AT KYKM WILL HOLD OFF UNTIL AROUND 31/05Z AND END BY AROUND 31/09Z.
NUDGED LATEST QPF IN LINE WITH MORNING OPS GUIDANCE AND VARIED PRECIP LINE OF RAIN/SNOW IN THE HIGH TERRAIN.
UPPER LEVEL POSITIVELY TILTED TROUGH STRETCHED FROM NORTHERN MEXICO NORTHEAST INTO THE CENTRAL PLAINS. THIS TROUGH WILL MOVE ACROSS THE PANHANDLES TONIGHT.
325 PM CDT FRI OCT 30 2015 UPPER LEVEL POSITIVELY TILTED TROUGH STRETCHED FROM NORTHERN MEXICO NORTHEAST INTO THE CENTRAL PLAINS. THIS TROUGH WILL MOVE ACROSS THE PANHANDLES TONIGHT.
404 PM EDT FRI OCT 30 2015 CURRENTLY THERE IS A LINGERING DIFFUSE BOUNDARY ACROSS SOUTH FLORIDA WHILE A MAINLY DRY COLD FRONT CONTINUES TO SINK SOUTHWARD INTO NORTH CENTRAL FLORIDA. TONIGHT AS A LARGE AMPLITUDE UPPER LEVEL LOW BUILDS ACROSS THE SOUTHWESTERN STATES A LARGE AMPLITUDE UPPER LEVEL RIDGE IS FORECAST TO SHIFT NORTHWARD ACROSS THE SOUTHERN GULF AND EXTEND ACROSS THE FLORIDA PENINSULA AND ADJACENT WATERS. BUT MID LEVEL TEMPERATURES WILL BE MUCH WARMER THAN NORMAL AND WITH WEAK INSTABILITY ONLY ISOLATED TO SCATTERED SHOWER ACTIVITY IS EXPECTED ACROSS THE SOUTH FLORIDA PENINSULA.
133 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BUILD OVER THE REGION TODAY AND CONTINUE THROUGH SATURDAY.
346 PM EDT FRI OCT 30 2015 HIGH PRESSURE WILL BUILD OVER THE REGION TONIGHT AND PREVAIL THROUGH SATURDAY.
WARM FRONT IS STALLED ACROSS THE AREA AND APPROACHING BOW ECHO WILL INCREASE SEVERE/TOR THREAT FOR THESE AREAS.
MID/UPPER LEVEL TROUGHING MOVES EASTWARD OFF THE MID-ATLANTIC COASTLINE WHILE RIDGING EXTENDS NORTHWARD FROM FLORIDA THROUGH THE MISSISSIPPI RIVER VALLEY AND OVER THE GREAT LAKES. THIS RIDGING WILL STRENGTHEN OVER THE WEEKEND AND SHIFT EASTWARD OVER THE EASTERN SEABOARD. THE REMNANTS OF A SURFACE FRONT OVER SOUTHERN FLORIDA WILL CONTINUE TO WEAKEN AS STRONG HIGH PRESSURE TO THE NORTH BUILDS ALONG THE EASTERN THIRD OF THE U.
FORECAST IS ON TRACK THIS MORNING AS HIGH PRESSURE IS BACK IN CONTROL. WINDS WILL BE LIGHT AND VARIABLE AS HIGH PRESSURE DOMINATES THE REGION.
WHILE SKIES ARE CLEAR ACROSS SE GA AND MAX TEMPS TOPPING OUT IN THE LOWER 80S INLAND AND UPPER 70S ALONG THE COAST. HIGH PRESSURE SETTLES JUST NORTH OF THE REGION AND EXPECT CLEAR SKIES THIS EVENING.
145 PM EDT FRI OCT 30 2015 HIGH PRESSURE OVER THE PLAINS WILL BUILD EAST ACROSS THE AREA TODAY THEN MOVE TO THE EAST COAST ON SATURDAY. THE NEXT AREA OF LOW PRESSURE WILL PASS NORTH OF THE GREAT LAKES OVER THE WEEKEND. THIS COOLER AIR FLOWING ACROSS LAKE ERIE HAS BEEN ENOUGH TO CAUSE A FEW SHOWERS AND AREAS OF DRIZZLE ACROSS NE OHIO AND NW PA. HIGH PRESSURE WILL MOVE TO THE EAST COAST BY SATURDAY MORNING.