Aikyam-Lab/Synoptic-Bench huggingface dataset:
224 PM EDT FRI APR 3 2015 LOW PRESSURE WILL MOVE EAST ALONG A FRONTAL BOUNDARY TODAY AND THIS BRING ANOTHER ROUND OF LIGHT RAIN TO THE REGION. TIME OF DAY WILL BE FAVORABLE TO KEEP PRECIPITATION ALL RAIN DESPITE SUB-FREEZING 850MB TEMPS BY MID AFTERNOON. HIGH PRESSURE STILL EXPECTED SATURDAY AND SATURDAY NIGHT. THUS CONTINUED TO SIDE TOWARD WARMER END OF GUIDANCE FOR SATURDAY WITH EXPECTED SUNNY SKIES.
LOOK FOR THE HIGH TO DRIFT ACROSS THE REGION THIS EVENING. THIS WILL ALLOW A WEAK WAVE OF LOW PRESSURE TO MOVE ACROSS NORTHERN MN/WI. A COLD FRONT WILL DROP INTO THE REGION AS THE WAVE OF LOW PRESSURE MOVES OFF TO THE EAST. THE COLD FRONTAL BOUNDARY BECOMES NEARLY STATIONARY ALONG THE I-94 CORRIDOR.
137 PM CDT FRI APR 3 2015 THE FORECAST FOR THIS AFTERNOON AND EVENING SEEMS FAIRLY STRAIGHTFORWARD WITH STORMS EXPECTED TO INITIATE ALONG OR JUST AHEAD OF A COLD FRONT ACROSS EASTERN ARKANSAS AND EVENTUALLY INTO NORTHERN MISSISSIPPI AND NORTHWEST ALABAMA. IN THE WAKE OF THE COLD FRONT.
209 PM EDT FRI APR 3 2015 HIGH PRESSURE OFF THE COAST WILL DIRECT A WARM SOUTHERLY FLOW INTO THE FORECAST AREA AHEAD OF AN APPROACHING COLD FRONT.
MODERATE TO STRONG SOUTHERLY FLOW TO CONTINUE MIXING OUT THE LOW LEVEL MOISTURE PROVIDING VFR CONDITIONS THIS AFTERNOON. POOR FLYING CONDITIONS TO DEVELOP OVERNIGHT AND WITH POOR CONDITIONS ON SATURDAY AS A COLD FRONT MOVES THROUGH THE REGION JUST PRIOR TO SUNRISE. A RETURN TO MVFR WILL OCCUR AS A COLD FRONT APPROACHES FROM THE NORTH. 500 MB HIGH PRESSURE CENTERED OVER THE EAST COAST OF MEXICO AND EXTENDED OVER THE RIO GRANDE VALLEY AND DEEP SOUTH TEXAS WILL PRODUCE CONTINUED DRY WEATHER.
206 PM EDT FRI APR 3 2015 LOW PRESSURE WILL TRACK ALONG A FRONT THAT IS STRETCHED ACROSS THE AREA TODAY. THE LOW WILL MOVE OFF TO THE EAST THIS EVENING. HIGH PRESSURE WILL THEN BUILD IN FOR THE WEEKEND. LOW PRESSURE WILL TRACK ALONG THE FRONT LATER THIS AFTERNOON. AS THE LOW MOVES EAST THE FRONT WILL GO WITH IT. CHANCES OF THUNDER WILL EXIST LATER IN THE AFTERNOON IN AN AXIS OF INSTABILITY ALONG AND SOUTHEAST OF THE LOW TRACK. PRECIPITATION IS EXPECTED TO CONTINUE ON THE BACK SIDE OF THE LOW IN A DEFORMATION ZONE AS UPPER SUPPORT IN THE FORM OF ANOTHER SHORT WAVE MOVES THROUGH. CANNOT COMPLETELY RULE OUT A MIX OR BRIEF CHANGE TO SNOW BEFORE ENDING IN THE NORTH AS COLDER AIR WORKS IN BEHIND THE LOW. HIGH PRESSURE WILL BUILD IN FOR THE WEEKEND.
330 PM EDT FRI APR 3 2015 A LOW PRESSURE SYSTEM MOVING THROUGH THE OHIO VALLEY THIS AFTERNOON WILL CAUSE OCCASIONAL RAIN. HIGH PRESSURE OVER THE UPPER MIDWEST WILL MOVE SOUTHEAST ACROSS THE AREA LATE TONIGHT AND SATURDAY PROVIDING DRY CONDITIONS. WITH HIGHS SATURDAY IN THE LOWER TO MIDDLE 50S. CONTD TO LEAN TOWARD WARMER GUIDANCE TEMPS WITH HIGHS EXPECTED IN THE L50S EAST AND M50S WEST.
TEMPERATURES TODAY ARE MUCH COOLER THAN PREVIOUS DAYS WITH HIGHS TOPPING OUT IN THE 40S AND 50S. THE PRESSURE GRADIENT BETWEEN THE FRONT/HIGH PRESSURE WILL DECREASE AS THE NIGHT MOVES ON. THINK THEY MAY COOLER LOWER THAN ORIGINALLY THOUGHT. LEE TROUGHING BUILDS IN.
149 PM PDT FRI APR 3 2015 SIGNIFICANTLY WARMER WEATHER TODAY WITH SOME HIGH CLOUDS OVER THE REGION AND WEAK OFFSHORE FLOW AT THE SURFACE. A LITTLE COOLER WEST OF THE MOUNTAINS ON SATURDAY AND WARMER ELSEWHERE.
545 PM EDT FRI APR 3 2015 COLD FRONT SWEEPS THROUGH TONIGHT. COOLER SATURDAY WITH HIGH PRESSURE BUILDING IN. WITH AN AREA OF LOW PRESSURE GRADUALLY MOVING NORTHEAST OUT OF THE SOUTHERN IL/IN AREA TOWARDS THE NORTHEAST. ALTHOUGH WITH FREEZING LEVEL AROUND 9000-10000 FEET. WITH THE POSSIBILITY OF A FEW FLAKES FLYING ACROSS THE HIGHER TERRAIN LATE TONIGHT. COOLER HIGH PRESSURE TAKES HOLD FOR SATURDAY.
BUT WILL GRADUALLY DIMINISH TO BELOW 10 MPH BY EARLY-MID EVENING AS SURFACE RIDGING SLIDES INTO THE SOUTHERN PLAINS. LIGHT WINDS AND DRY AIR COMBINED WITH THE COOLER AIRMASS IN WAKE OF THIS MORNING/S FRONT WILL ALLOW TEMPERATURES TO DROP BELOW NORMAL. READINGS COME SATURDAY MORNING WILL RANGE FROM THE LOW TO MID 30S ACROSS MUCH OF THE CAPROCK WHILE LOCATIONS IN THE ROLLING PLAINS FALL INTO THE MID 30S TO LOW 40S. AREAS IN FAVORABLY COOLER SPOTS /FRIONA. SURFACE RIDGING SLIDING EAST INTO THE MISSISSIPPI VALLEY SATURDAY WILL VEER WINDS FARTHER TOWARD THE SOUTHEAST AS BROAD/FLAT RIDGING MOVES OVERHEAD.
208 PM EDT FRI APR 3 2015 A COLD FRONT JUST SOUTH OF THE AREA WILL STALL ACROSS SOUTHERN OHIO TODAY AS AN AREA OF LOW PRESSURE MOVES NORTHEAST ALONG THE BOUNDARY.
325 PM CDT Fri Apr 3 2015 Latest surface analysis shows low pressure tracking along the Ohio River, with widespread showers and thunderstorms occurring across southern Indiana into Kentucky. Meanwhile, high pressure currently centered over Nebraska will build eastward tonight, providing clearing and colder conditions. In the meantime, high pressure from the central/southern Plains will result in plenty of dry air Saturday, with sunshine and temperatures typical for early April.
334 PM EDT FRI APR 3 2015 COLD FRONT SWEEPS THROUGH TONIGHT. COOLER SATURDAY WITH HIGH PRESSURE BUILDING IN. WITH AN AREA OF LOW PRESSURE GRADUALLY MOVING NORTHEAST OUT OF THE SOUTHERN IL/IN AREA TOWARDS THE NORTHEAST. ALTHOUGH WITH FREEZING LEVEL AROUND 9000-10000 FEET. WITH THE POSSIBILITY OF A FEW FLAKES FLYING ACROSS THE HIGHER TERRAIN LATE TONIGHT. COOLER HIGH PRESSURE TAKES HOLD FOR SATURDAY.
355 PM CDT FRI APR 3 2015 GOOD CONTINUITY REMAINS IN THE SHORT TERM FORECAST AS A WEAK AREA LOW PRESSURE OVER NORTH DAKOTAS IS SET TO MOVE SOUTHEAST ACROSS THE FORECAST AREA TONIGHT. THIS RESULTED IN HIGHS RANGING FROM NEAR 65 IN SOUTHWEST MN TO THE LOWER 50S IN THE ALEXANDRIA. CAMBRIDGE AND LADYSMITH AREAS.
248 PM EDT FRI APR 3 2015 HIGH PRESSURE OFF THE COAST WILL DIRECT A WARM SOUTHERLY FLOW INTO THE FORECAST AREA AHEAD OF AN APPROACHING COLD FRONT.
311 PM CDT FRI APR 3 2015 SEVERE RISK WILL BE MAINLY LIMITED TO A FEW OF OUR SERN COUNTIES FOR THE NEXT HOUR OR SO AHEAD OF SFC COLD FRONT. A RATHER DRY AND CHILLY AIRMASS WILL FOLLOW FOR MOST OF THE WEEKEND WITH HIGH PRESSURE GRADUALLY BUILDING IN THE FROM THE PLAINS. AS THE HIGH PRESSURE WILL BE CLOSER AND WINDS SHOULD DECOUPLE. HIGH PRESSURE WILL BE OFF TO THE EAST BY THE FIRST OF THE WORK WEEK WITH A QUASI STATIONARY FRONT MEANDERING OVER THE AREA FOR MOST OF THE WEEK.
SOME LOCATIONS IN NORTHERN OK COULD SEE TEMPS AT OR A FEW DEGREES BELOW FREEZING FOR A COUPLE OF HOURS TOMORROW MORNING.
COLD FRONT STILL ON TRACK TO MOVE THROUGH LATER THIS EVENING. COLD FRONT WILL MOVE THROUGH THE AREA THIS EVENING WITH GUSTY NORTHERLY WINDS DEVELOPING IN ITS WAKE. A COLD FRONT WILL MOVE SWD ACRS THE REGION TONIGHT.
414 PM EDT FRI APR 3 2015 HIGH PRESSURE OFF THE COAST WILL DIRECT A WARM SOUTHERLY FLOW INTO THE FORECAST AREA AHEAD OF AN APPROACHING COLD FRONT.
1251 PM CDT FRI APR 3 2015 LATEST WATER VAPOR SATELLITE IMAGERY INDICATING UPPER LEVEL TROUGHS OVER HUDSON BAY AND OFF THE BRITISH COLUMBIA COAST.
331 PM EDT FRI APR 3 2015 PERIODS OF SHOWERS ARE EXPECTED TO CONTINUE INTO THE EARLY MORNING HOURS AS LOW PRESSURE AND A COLD FRONT TRACK ACROSS THE AREA. HIGH PRESSURE WILL BUILD IN FOR MUCH OF THE WEEKEND. SCATTERED RAIN SHOWERS WILL CONTINUE THROUGH THE LATE AFTERNOON IN ADVANCE OF LOW PRESSURE AND A COLD FRONT THAT WILL TRACK ACROSS THE REGION. AS THE LOW MOVES INTO THE REGION. ANY ACCUMULATION WOULD LIKELY BE LIMITED TO THE INTERSTATE 80 CORRIDOR AND THE HIGHER ELEVATIONS OF PA/WV/MD. HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE SOUTHWEST ON SATURDAY.
UPPER LEVEL LOW PRESSURE OFFSHORE WILL PRODUCE A CHANCE OF SHOWERS ON SATURDAY.
405 PM MDT FRI APR 3 2015 VERY WEAK 500 MB RIDGE WILL MOVE OVER THE FORECAST AREA TONIGHT AND SATURDAY.
1239 PM CDT FRI APR 3 2015 LATEST SUBJECTIVE SURFACE ANALYSIS INDICATES THE COLD FRONT HAS REACHED A LINE FROM HARDY. /ISSUED 636 AM CDT FRI APR 3 2015/ SHOWERS AND THUNDERSTORMS WILL CONTINUE TO PUSH SOUTH TODAY ALONG A COLD FRONT MAKING ITS WAY THROUGH THE STATE.
AN UPPER LOW CONTINUES TO SINK SOUTH OUT OF THE GULF OF ALASKA THIS MORNING AND IS SENDING A FRONT TO THE WASHINGTON COASTLINE AT THIS TIME.
301 PM CDT FRI APR 3 2015 HIGH PRESSURE COMING OFF THE ROCKIES AND INTO NEBRASKA WILL BE THE MAIN INFLUENCE ACROSS THE REGION TONIGHT. THE CLEAR SKIES AND LIGHTER WINDS WILL ALLOW LOW TEMPERATURES TO REACH FREEZING OR JUST BELOW.
RADARS SHOW SOME LIGHT PRECIP (MOSTLY SNOW SHOWERS) IN FAR NW MN INTO MANITOBA AND LAKE OF THE WOODS) WITH A FEW RAIN SHOWERS FARTHER SOUTHWEST IN AREA THAT GOT WARMER WITH SOME SUN MAINLY IN THE JAMESTOWN AREA SOUTHWEST INTO NW SOUTH DAKOTA. TEMPERATURES IN SOUTH RRV TO WARM INTO THE MID 40S TO MID 50S RIGHT ALONG SD BORDER WITH CONSIDERABLY COOLER CONDITIONS FAR NORTH. BEHIND THIS SATURDAY WAVE THERE WILL BE A SURGE OF COOLER 925/850 MB TEMPS SOUTHWARD FOR SAT NIGHT.
LOW PRESSURE TRACKING ACROSS INDIANA WILL PULL A COLD FRONT SOUTHEAST ACROSS OUR REGION THIS EVENING. AN AREA OF HIGH PRESSURE BEHIND THIS COLD FRONT WILL BRING COOLER AND DRY WEATHER THIS WEEKEND. THE HIGH PRESSURE AREA WILL MOVE ACROSS THE MIDDLE MISSISSIPPI VALLEY SATURDAY AND INTO THE SOUTHEAST U.
20Z SURFACE ANALYSIS THIS AFTERNOON PLACES A COLD FRONT FROM SOUTHERN INDIANA BACK THROUGH THE MISSOURI BOOTHEEL AND NORTHEAST ARKANSAS. THE AFOREMENTIONED COLD FRONT WILL GRADUALLY MOVE EAST OF THE MISSISSIPPI RIVER ACROSS THE REMAINDER OF THE MID SOUTH THIS EVENING. HIGH PRESSURE WILL BUILD IN BEHIND THE FRONT ACROSS THE MID SOUTH LATE TONIGHT INTO SATURDAY NIGHT. TEMPERATURES WILL BE MUCH COOLER ON SATURDAY WITH HIGHS BEING COOLER IN THE LOWER TO MIDDLE 60S.
/ISSUED 653 AM CDT Fri Apr 3 2015/ /12Z TAFS/ A strong cold front will move south across the terminals this morning. /ISSUED 456 AM CDT Fri Apr 3 2015/ (Today and Tonight) Cooler temperatures are in store for West Central Texas today as a strong cold front moves across the area. Temperatures will be much cooler today, with afternoon highs ranging from the upper 60s north, to around 80 across far southern counties. Temperatures will be chilly overnight with lows ranging from the lower 40s across the Big Country, to the middle and upper 40s elsewhere.
1224 PM CDT FRI APR 3 2015 THE INVERTED TROUGH THAT HELPED PRODUCE THE PRECIPITATION OVERNIGHT HAS MOVED EAST TO THE IOWA STATE LINE BY 07Z. HIGH PRESSURE WAS THE DOMINANT FEATURE OVER THE INTERMOUNTAIN WEST. HIGH PRESSURE WILL CONTINUE TO DRIFT WELL TO THE SOUTHEAST ON SATURDAY. ON THE BACKSIDE OF THE HIGH.
328 PM CDT FRI APR 3 2015 COLD FRONT CURRENTLY MOVING SOUTHEAST ACROSS THE CWA. THE MIXING SHOULD HELP KEEP THE LOW TEMPERATURES WELL ABOVE THE DEWPOINT. COOLER AND STABLE AIR. AND THE STALLED FRONT WILL BEGIN RETURNING NORTH AS A WARM FRONT.
700 PM EDT FRI APR 3 2015 A COLD FRONT AND WAVES OF LOW PRESSURE WILL MOVE EAST TONIGHT.
SATURDAY WILL BE DRY WITH DECREASING CLOUDS THROUGH THE MORNING AS HIGH PRESSURE BUILDS IN AND THE UPPER TROUGH DEPARTS. THE CURRENT WIND ADVISORY LOOKS MARGINAL AS THE HIGHEST OBSERVED GUSTS SO FAR HAVE BEEN 25-30 MPH.
334 PM CDT FRI APR 3 2015 COLD FRONT IS NOW JUST NORTHWEST OF THE CWA. THE DRIER AND COOLER AIR WILL MOVE IN. SCATTERED FROST AND NEAR FREEZING TEMPS WILL BE POSSIBLE.
425 PM EDT FRI APR 3 2015 A COLD FRONT AND WAVES OF LOW PRESSURE WILL MOVE EAST TONIGHT.
A COLD FRONT WILL BE PUSHING SOUTHEASTWARD TOWARDS THE FORECAST AREA OVERNIGHT ALONG WITH A PRE- FRONTAL SQUALL LINE.
1232 PM CDT Fri Apr 3 2015 High pressure will build across the area tonight with clearing skies and light winds. An upper level trough is currently pushing into the central Plains early this morning which is pushing a cold front into the area. Storms are also starting to develop along the cold front across southeastern Kansas and west central Missouri. The surface cold front is expected to push out of the area by the late morning hours bringing an end to any severe risk to the area. Tonight lows will drop into the low to mid 30s as high pressure settles south over the region light winds and clear skies will develop.
WEAK QG ASCENT ASSOCIATED WITH AN UPPER LEVEL TROUGH COMBINED WITH WEAK UPSLOPE WILL KEEP LIGHT SNOW GOING ALONG THE FRONT RANGE FOOTHILLS AND MOUNTAINS AND PALMER DIVIDE THROUGH THE EARLY MORNING HOURS.
101 PM EDT FRI APR 3 2015 A COLD FRONT JUST SOUTH OF THE AREA WILL STALL ACROSS SOUTHERN OHIO TODAY AS AN AREA OF LOW PRESSURE MOVES NORTHEAST ALONG THE BOUNDARY.
1237 PM CDT FRI APR 3 2015 LOW PRESSURE WILL TRACK ACROSS SOUTHERN MISSOURI THIS MORNING AND BE INTO PA BY TONIGHT. WEAK HIGH PRESSURE WILL MOVE ACROSS THE UPPER MIDWEST TONIGHT AND SATURDAY.
635 PM EDT FRI APR 3 2015 HIGH PRESSURE OFF THE COAST WILL DIRECT A WARM SOUTHERLY FLOW INTO THE FORECAST AREA AHEAD OF AN APPROACHING COLD FRONT.
230 PM CDT FRI APR 3 2015 COLD FRONT MOVING SE ACROSS C TO NE TX THIS AFTERNOON. NORTHERLY WINDS WILL USHER COOLER AND DRIER AIR TO THE REGION. LOOKS LIKE THE HIGHEST CHANCES WILL BE ACROSS INLAND SE TX/C LA. DML LIGHT TO MODERATE ONSHORE FLOW IS EXPECTED THIS AFTERNOON AND EVENING AHEAD OF A COLD FRONT THAT WILL MOVE THROUGH THE AREA TONIGHT. A STRONG OFFSHORE FLOW WILL DEVELOP IN THE WAKE OF THE COLD FRONT BY EARLY SATURDAY MORNING.
THE LOW WILL REACH NEW ENGLAND BY DAYBREAK SATURDAY.
A COLD FRONT WILL MOVE THROUGH N FL SATURDAY MORNING AND IS FORECAST TO APPROACH NRN PORTIONS OF EAST CENTRAL FL BY EARLY EVENING. UPPER LEVEL RIDGE OVER THE SOUTHERN PLAINS TRACKS TO THE SOUTHEAST STATES. A FRONTAL BOUNDARY THAT HAS BECOME ORIENTED WEST TO EAST WAS SLOWLY DROPPING SOUTH DOWN FLORIDA WITH HIGH PRESSURE OVER KENTUCKY TENNESSEE. NORMALLY THE HIGH WOULD MOVE INTO FLORIDA BEHIND THE FRONT BUT INSTEAD BEGINS TO ELONGATED WEST TO EAST INTO THE ATLANTIC AS THE MID/UPPER LEVEL FLOW BECOMES ZONAL.
A COLD FRONT ALONG A LANGTRY TO ROCKSPRINGS TO BURNET TO TEMPLE LINE WILL MOVE SOUTH ACROSS THE REMAINDER OF SOUTH CENTRAL TEXAS THIS AFTERNOON INTO EARLY EVENING.
ANOTHER FOCUS FOR CONVECTION HAS BEEN IN WESTERN KY AHEAD OF THE ADVANCING COLD FRONT. SOME BREAKS IN CLOUDS ARE OCCURRING AHEAD OF THIS CONVECTION AND DEWPOINTS HAVE INCREASED INTO THE LOWER 60S ACROSS CENTRAL AND SOUTH CENTRAL KY. MUCH COOLER AND DRIER AIR WILL POUR INTO THE AREA.
331 PM MDT FRI APR 3 2015 A FLAT RIDGE WILL MOVE OVER THE REGION TONIGHT AND ON SATURDAY. THEN BY SAT NIGHT THE FLOW WILL TAKE ON A MORE SOUTHWEST COMPONENT AS THE RIDGE SHIFTS EAST AND LOW PRESSURE STRENGTHENS OFF THE PACIFIC NORTHWEST COAST. BELOW FREEZING TEMPERATURES ARE AGAIN EXPECTED AREA-WIDE. SINCE THE UPPER RIDGE WILL BE QUITE FLAT. SAT NIGHT WILL ALSO BE SIGNIFICANTLY WARMER. COOLER WITH SHOWERS LATE A FLAT WEST TO EAST FLOW BUCKLES LATE IN THE WEEK AS A SEASONABLY STRONG LOW PRESSURE SYSTEM PASSES OVER THE REGION.
Cold front quickly moving s and as of this writing was about to move thru HOB. /ISSUED 455 AM CDT Fri Apr 3 2015/ A strong cold front associated with an upper level trough that is moving over the Central Plains is racing southward toward the CWA. MOSS guidance is showing possible high winds for GDP this evening through late Saturday morning so the High Wind Watch remains in effect.
530 PM EDT FRI APR 3 2015 PERIODS OF SHOWERS ARE EXPECTED TO CONTINUE INTO THE EARLY MORNING HOURS AS LOW PRESSURE AND A COLD FRONT TRACK ACROSS THE AREA. HIGH PRESSURE WILL BUILD IN FOR MUCH OF THE WEEKEND. SCATTERED RAIN SHOWERS WILL CONTINUE THROUGH THE LATE AFTERNOON IN ADVANCE OF LOW PRESSURE AND A COLD FRONT THAT WILL TRACK ACROSS THE REGION. AS THE LOW MOVES INTO THE REGION. ANY ACCUMULATION WOULD LIKELY BE LIMITED TO THE INTERSTATE 80 CORRIDOR AND THE HIGHER ELEVATIONS OF PA/WV/MD. HIGH PRESSURE WILL BUILD INTO THE AREA FROM THE SOUTHWEST ON SATURDAY.
118 PM EDT FRI APR 3 2015 SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE LATER THIS EVENING AS A COLD FRONT APPROACHES FROM THE WEST.
/ISSUED 408 AM CDT FRI APR 3 2015/ STRONG COLD FRONT BISECTING OUR CWA AT 3 AM IS ON TRACK TO EXIT OUR SOUTHERN COUNTIES A GOOD 2-3 HOURS AHEAD OF WHAT WAS ADVERTISED BY THE 00Z MODELS. SURFACE RIDGING WILL BUILD THROUGH THE DAY BEFORE SETTING UP CAMP AFTER MIDNIGHT WITH LIGHT EASTERLY WINDS.
COULD POSSIBLY BE A CLAP OF THUNDER OVER THE FAR SOUTHEAST CWA AHEAD OF THE LOW. LEFT SOME SMALL POPS NORTH CENTRAL ALONG THE COLD FRONTAL ZONE.
THIS COUPLED WITH AN INACTIVE NEARLY EXCEPT FOR A SLIGHT CHANCE INTO FAR NW GA LATER TODAY DUE TO AN APPROACHING DISTURBANCE AND COLD FRONT THAT WILL PUSH ACROSS THE AREA DURING THE EVENING AND OVERNIGHT HOURS. STILL EXPECTING A SLIGHT CHANCE FOR SEVERE STORMS ACROSS NW GA DURING THE MID TO LATE EVENING HOURS TONIGHT JUST AHEAD OF THE COLD FRONT. BUT CANNOT RULE OUT AN ISOLATED TORNADO WITH SUCH STRONG LOW LEVEL WIND SHEAR NOTED JUST AHEAD OF THE COLD FRONT. /39 COLD FRONT ACROSS THE OHIO VALLEY WILL DRIFT SOUTHWARD TODAY.
NORTH WINDS OF 20 TO 30 MPH WILL RAPIDLY DECREASE TOWARDS EVENING AS THE HIGH BUILDS SOUTH, THEN BECOME LIGHT AND VARIABLE FOR THE EVENING, THEN TURN LIGHT SOUTH TO SOUTHWEST AFTER MIDNIGHT. UNDER MOSTLY CLEAR SKIES AND LIGHT WINDS, OVERNIGHT LOWS WILL DROP TO AROUND THE FREEZING MARK, EXCEPT FAR SOUTHWEST KANSAS NEAR ELKHART WHERE WARMER SOUTH WINDS BEGIN TO INCREASE. ON SATURDAY, AS HIGH PRESSURE CONTINUES TO MOVE SOUTHEAST ACROSS THE ARKLATEX REGION AND LOW PRESSURE DEVELOPS IN THE LEE OF THE ROCKIES, A STRONG PRESSURE GRADIENT WILL BE FOUND ACROSS WESTERN KANSAS.
322 PM CDT FRI APR 3 2015 DRY AND COOL AIR WILL TEMPORARILY MOVE INTO NORTH TEXAS TONIGHT BEHIND A COLD FRONT. THE COLD FRONT WILL MOVE SOUTH OF THE FORECAST AREA BEFORE 6 PM AND NO POST FRONTAL SHOWERS/STORMS ARE EXPECTED. MOSTLY CLEAR AND DRY CONDITIONS BEHIND THE FRONT WILL RESULT IN RAPID RADIATIONAL COOLING WITH OVERNIGHT LOWS RANGING FROM THE LOWER 40S IN THE NORTHWEST TO THE MIDDLE 50S IN THE FAR SOUTHERN ZONES. A BETTER CHANCES OF SHOWERS AND ISOLATED STORMS IS EXPECTED SATURDAY NIGHT AS LOW LEVEL MOISTURE INCREASES AND A SHORT WAVE TROUGH APPROACHES FROM THE SOUTHWEST.
/ISSUED 334 PM CDT FRI APR 3 2015/ COLD FRONT IS NOW JUST NORTHWEST OF THE CWA. THE DRIER AND COOLER AIR WILL MOVE IN. SCATTERED FROST AND NEAR FREEZING TEMPS WILL BE POSSIBLE.
PREFRONTAL TROF WILL BE MOVING INTO N PARTS OF SE TX DURING THE NEXT COUPLE HOURS AND MAY INDUCE SOME SCT POCKETS OF -RA. STILL LIKE THE HIGHER RES MODEL SOLNS DEPICTING A THIN BAND OF SHRA ALONG THE BOUNDARY AS IT PUSHES SOUTH. /ISSUED 1045 AM CDT FRI APR 3 2015/ AT 15Z THE COLD FRONT WAS PUSHING THROUGH THE DFW METROPLEX AND STRETCHED SW TOWARDS SAN ANGELO. A PREFRONTAL TROUGH STRETCHED FROM THE ARKLATEX TO TEMPLE/JUNCTION. THE COLD FRONT WILL BE THE MAIN FOCUS FOR ANY RAIN CHANCES AND CAPPING SHOULD KEEP MUCH CONVECTION FROM FORMING.
ATLANTIC LOW LEVEL HIGH PRESSURE RIDGE WITH AXIS ACROSS SOUTH CENTRAL FLORIDA WILL CONTINUE TO DRIFT EASTWARD THROUGH THE WEEKEND AHEAD OF A WEAK COLD FRONT. THAT AND AN AIR MASS WITH PWAT VALUES 10-30% BELOW NORMAL ASSOCIATED WITH AN UPPER RIDGE CENTERED OVER CENTRAL MEXICO AND THE WESTERN GULF OF MEXICO WILL CONTINUE TO RESULT IN DRY AND WARM WEATHER AT LEAST THROUGH THE EARLY PART OF THE WEEKEND IF NOT FOR MOST OF THE WEEKEND. A COLD FRONT WILL PUSH INTO NORTHERN FLORIDA AND THEN STALL ACROSS CENTRAL FLORIDA SATURDAY NIGHT.
The cold front will push through the region between 7pm - midnight this evening ending the severe/tornado threat.
317 PM CDT FRI APR 3 2015 MAIN FORECAST CHALLENGE IS WINDS ON SATURDAY AS DRIER AIR AND WARMER TEMPERATURES RETURN. HEIGHTS FALL DURING THE DAY AND THE H85 THERMAL RIDGE EXTENDS NORTHEAST THAT WILL LEAD TO TEMPERATURES BACK INTO THE MID TO UPPER 60S FOR AFTERNOON HIGHS.
448 PM MDT FRI APR 3 2015 A FLAT RIDGE WILL MOVE OVER THE REGION TONIGHT AND ON SATURDAY. THEN BY SAT NIGHT THE FLOW WILL TAKE ON A MORE SOUTHWEST COMPONENT AS THE RIDGE SHIFTS EAST AND LOW PRESSURE STRENGTHENS OFF THE PACIFIC NORTHWEST COAST. BELOW FREEZING TEMPERATURES ARE AGAIN EXPECTED AREA-WIDE. SINCE THE UPPER RIDGE WILL BE QUITE FLAT. SAT NIGHT WILL ALSO BE SIGNIFICANTLY WARMER. COOLER WITH SHOWERS LATE A FLAT WEST TO EAST FLOW BUCKLES LATE IN THE WEEK AS A SEASONABLY STRONG LOW PRESSURE SYSTEM PASSES OVER THE REGION.
LITTLE CHANGE TO PREVIOUS THINKING ON TIMING OF A LINE OF SHOWERS AND STORMS MOVING IN LATER THIS EVENING ALONG A COLD FRONT.
400 PM EDT FRI APR 3 2015 A WAVE OF LOW PRESSURE WILL RIDE NORTHEASTWARD ALONG A FRONT STALLED ACROSS CENTRAL PENNSYLVANIA THROUGH TONIGHT.
301 PM CDT Fri Apr 3 2015 The cold front arrived along the I-20 corridor around sunrise this morning bringing windy conditions and much cooler temperatures. Winds have already come up at GDP so upgraded the High Wind Watch to a warning and expanded the time frame to include this afternoon and all of tomorrow morning.
COLD FRONT IS CURRENTLY MOVING THROUGH CENTRAL AND SOUTH CENTRAL TEXAS AND WILL CONTINUE TO MOVE SOUTHWARD AS THE EVENING PROGRESSES. COLD FRONT WILL STALL SOUTH OF THE AREA ON SATURDAY.
SCT SHWRS/TSTMS ALONG A COLD FRONT MAY CAUSE TEMPO REDUCTIONS TO FLIGHT CATEGORIES. GUSTY SWLY WINDS WILL BECOME NWLY BEHIND THE COLD FRONT AS IT MAKES ITS WAY THROUGH THE REGION THIS AFTERNOON AND TONIGHT. /ISSUED 1114 AM CDT FRI APR 3 2015/ ADVANCING COLD FRONT JUST REACHING THE NORTHWEST TIP OF THE CWA EVIDENT ON SATELLITE PICS.
156 PM MDT FRI APR 3 2015 VERY WEAK 500 MB RIDGE WILL MOVE OVER THE FORECAST AREA TONIGHT AND SATURDAY.
/ISSUED 358 AM CDT FRI APR 3 2015/ THE COLD FRONT IS QUICKLY MOVING THROUGH OKLAHOMA THIS MORNING.
SEE BELOW DISCUSSION THE UPPER TROUGH MOVES THROUGH THIS MORNING WITH NORTHWEST FLOW THIS AFTERNOON AND TONIGHT.
348 PM CDT FRI APR 3 2015 COLD FRONT SHOWS UP VERY NICELY ON VIS SATELLITE IMAGERY BASICALLY THROUGH TYLER TO N OF AUSTIN. PREFRONTAL TROUGH HAS PUSHED INTO THE HOUSTON AREA WITH A FEW SHOWERS. FORECAST KEEPS CLOUDS AND SLIGHT RAIN CHANCES IN THE FORECAST FOR SATURDAY WITH HIGH PRESSURE MOVING ACROSS THE PLAINS INTO THE OHIO RIVER VALLEY.
A BROAD HIGH PRESSURE SYSTEM PREVAILS ACROSS THE WESTERN NORTH ATLANTIC. THIS WEAK UPPER LEVEL TROUGH HAS RELAXED THE GRADIENT ALONG THE SOUTHWESTERN FLANK OF THE ATLANTIC HIGH. TEMPERATURES HAVE REACHED INTO THE LOWER 80S.
1233 PM CDT FRI APR 3 2015 FOR 18Z TAFS /ISSUED 1044 AM CDT FRI APR 3 2015/ THE 15Z SURFACE ANALYSIS INDICATED THAT THE COLD FRONT WAS EXTENDING SOUTHWEST FROM NEAR BLOOMINGTON INDIANA. THERE WILL CONTINUE TO BE BREAKS IN THE LOW CLOUDS WITH MID AND HIGH CLOUDS EXPECTED ABOVE THE LOWER LAYER THROUGH THE AFTERNOON. WITH INSTABILITY INCREASING AS A COLD FRONT APPROACHES THE AREA. A LINE OF THUNDERSTORMS IS EXPECTED TO MOVE THROUGH JUST ALONG THE COLD FRONT.
WINDS WILL THEN INCREASE AGAIN INTO THE 20 TO 30 MPH RANGE WITH HIGHER GUSTS AS A NEW LEE-SIDE TROUGH TAKES SHAPE OVER EASTERN COLORADO AND EASTERN NEW MEXICO.
/ISSUED 930 AM EDT FRI APR 3 2015/ HIGH PRESSURE CONTINUES TO DOMINATE. A COLD FRONT WILL THEN TRAIL SOUTHWESTWARD THROUGH THE TENNESSEE VALLEY AND TOWARDS THE NORTHWESTERN GULF COAST. AN UPPER RIDGE CENTERED OVER CENTRAL MEXICO WILL DRIFT EASTWARD THROUGH THE PERIOD. A COLD FRONT WILL PUSH INTO NORTHERN FLORIDA AND THEN STALL ACROSS CENTRAL FLORIDA SATURDAY NIGHT.
241 PM EDT FRI APR 3 2015 DEEPENING LOW PRESSURE MOVING NE INTO NEW ENGLAND WILL MOVE A COLD FRONT ACROSS OUR REGION LATE TONIGHT. HIGH PRESSURE WILL MOVE IN FOR THE WEEKEND. DEEPENING LOW PRESSURE WILL BRING AN INCREASING THREAT FROM DAMAGING STORMS LATER TODAY INTO TONIGHT. COLD FRONT GOES THRU AFTER MIDNIGHT WITH GUSTY WINDS UP TO 35 MPH AND COLD ADVECTION BEHIND IT. AS THE UPPER LVL TROUGH SWINGS TO THE EAST. DRY WX CONTINUES FOR THE LATTER HALF OF THE WEEKEND AS THE CENTER OF THE HIGH NUDGES EAST. WITH THE HIGH POSITIONED OFFSHORE. RETURN FLOW WILL INJECT IN WARMER. WITH LOWS SUN NIGHT ALMOST 10 DEGREES WARMER THAN SAT NIGHT. THE FRONT WILL RETURN NORTH AS A WARM FRONT LATER IN THE WEEK.
LEFT SOME SMALL POPS NORTH CENTRAL ALONG THE COLD FRONTAL ZONE.
AND WILL RESULT IN OVERNIGHT LOW TEMPERATURES IN THE LOWER TO MIDDLE 30S ACROSS MUCH OF NORTHEAST OKLAHOMA.
1242 PM CDT FRI APR 3 2015 /18Z TAFS/ COLD FRONT CONTINUES TO PUSH THROUGH NORTH TEXAS THIS AFTERNOON WITH SOME BLOWING DUST IMMEDIATELY BEHIND THE FRONT. A SMALL AREA OF MVFR CIGS HAVE DEVELOPED IN THE COOLER AIR NEAR GAINESVILLE AND WILL MONITOR FOR EXPANSION SOUTHWARD. DUNN THE COLD FRONT IS ON THE MOVE ACROSS NORTH TEXAS THIS MORNING. ESPECIALLY ACROSS THE LOW ROLLING PLAINS OF TEXAS WITH STRONG AND GUSTY NORTH WINDS ACROSS WEST TEXAS AND OKLAHOMA. COOLER.
WEAK HIGH PRESSURE WILL BUILD OVER ARIZONA TONIGHT AND SATURDAY.