Aikyam-Lab/Synoptic-Bench huggingface dataset:
FLAT RIDGING IS FORECAST TO SUPPORT FURTHER TEMPERATURE AND HUMIDITY MODERATION. WARM ADVECTION/RISING HEIGHTS IN RESPONSE TO PLAINS TROUGHING ARE EXPECTED TO DRIVE TEMPERATURES ABOVE THE AVERAGES FOR THE BEGINNING OF THE NEW WEEK.
407 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BUILD TOWARD THE REGION TODAY.
/ISSUED 444 AM CDT THU JUL 16 2015/ DEWPOINTS A BIT LOWER TODAY AND TEMPERATURE A DEGREE OR TWO COOLER. UPPER RIDGE HOLDING FAST OVER TEXAS SOUTHEAST OKLAHOMA AND GULF STATES WILL PROVIDE CONVECTIVE PROTECTION ON THROUGH THE WEEKEND.
AIR TEMPERATURES IN MOST ISLAND COMMUNITIES ARE IN THE LOWER OR MID 80S. THE VERY SLOWLY-EVOLVING LARGE-SCALE WEATHER PATTERN FEATURES TWO DEEP LAYER MEAN SUBTROPICAL ANTICYCLONE CENTERED BOTH TO THE WEST AND EAST OF THE SOUTHERN FLORIDA PENINSULA AND KEYS.
332 AM CDT Thu Jul 16 2015 High pressure remains over the area. Highs for today and Friday are expected to be in the lower 90s with afternoon heat index values ranging from the upper 90s to near 100. Conditions are expected to remain hot and dry through the weekend as the upper level ridge remains in place over the area.
405 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BUILD TOWARD THE REGION TODAY.
A BIT LESS CONVECTION EXPECTED THURSDAY AFTERNOON AND EVENING WITH SOME WARMING OF MID LEVEL TEMPS IN RESPONSE TO A WEAK SHORT RIDGE PASSING ACROSS THE REGION. UPPER FLOW WILL BACK A LITTLE MORE WSW ON FRIDAY AHEAD OF A MORE SIGNIFICANT UPPER TROF THAT WILL DROP OVER THE PACIFIC NW. INSTABILITIES WILL REMAIN ON THE LOW SIDE THROUGH THE PERIOD.
434 AM EDT THU JUL 16 2015 HIGH PRESSURE TODAY. TURNING WARMER THROUGH THE WEEKEND WITH RAIN CHANCES RETURNING. HIGH PRESSURE OVER THE AREA WILL ALLOW CLOUDS TO CLEAR EARLY THIS MORNING. AS THE HIGH CONTINUES TO BUILD EAST OF THE MOUNTAINS. LOOK FOR MORE FOG TO FORM UNDER HIGH PRESSURE WITH MOSTLY CLEAR SKIES AND VERY LIGHT WINDS. THE DAMP GROUND SHOULD HELP KEEP THE BRAKES ON THE AFTERNOON HIGH TEMPERATURES IN THE MUCH WARMER AIRMASS. BUT WILL KEEP THE LOWLANDS IN THE 90 DEGREE RANGE TO LOW 90S.
608 AM EDT THU JUL 16 2015 HIGH PRESSURE OVER THE GREAT LAKES WILL DRIFT EAST AND MOVE OFF THE NEW ENGLAND COAST TONIGHT. THIS WILL ALLOW LOW PRESSURE TO MOVE ACROSS THE GREAT LAKES FRIDAY. DRAGGING A COLD FRONT ACROSS THE AREA. HIGH PRESSURE WILL BE THE DOMINANT FEATURE FOR TODAYS WEATHER. HIGH PRESSURE OVER THE GREAT LAKES WILL CONTINUE TO DRIFT EAST DURING THE DAY ALLOWING A GRADUAL INCREASE IN THE CLOUDS. THE HIGH PRESSURE CENTERED OVER THE GREAT LAKES TODAY WILL MOVE OFF THE NEW ENGLAND COAST TONIGHT. SO BUMPED POPS TO LIKELY PROGRESSIVE SYSTEM SO FRONT LIFTS BACK NORTH AS A WARM FRONT.
FRIES ZONAL FLOW NORTH OF THE SOUTHERN RIDGE WILL BRING SEVERAL DISTURBANCES TO THE FORECAST AREA OVER THE WEEKEND.
HIGH PRESSURE MOVES OFF TO THE EAST. UNSETTLED CONDITIONS AND WARMER TEMPERATURES WILL RETURN FOR THE WEEKEND. HIGH TEMPERATURES ARE FORECASTED TO BE IN THE MID 80S ACROSS THE SOUTHWEST WITH TEMPS IN THE LOWER 80S TOWARDS THE NORTH.
1110 PM MDT WED JUL 15 2015 WV IMAGERY STILL SHOWS TROF WCST. RIDGE CNTRL CONUS WITH CENTER OVR TX. WITH THE RIDGE AXIS POINTING UP THRU THE DAKOTAS. THEN TROF ERN CONUS. WITH A WEAK TROF DEVELOPING OVR NERN WY. WEAK LOW P ALONG WITH A LITTLE DEEPER MOISTURE BUILDS INTO SWRN/SRN WY AHEAD OF THE APPROACH OF NW PAC TROF. ADDED LIFT AHEAD OF THE TROF WILL HELP TO DESTABILIZE THE FA AND ALLOW FOR MORE WIDESPREAD CONVECTION TO TAKE PLACE THIS AFTERNOON. A SFC BOUNDARY/TROF MAY SET-UP CLOSE TO OR JUST EAST OF THE ERN FORECAST ZONES. UPR TROF THRU THE AREA WITH MODEST FLAT RIDGING BEGINNING. LARGE TROF MOVES INTO THE NWRN CONUS. WITH TRANSITION TO SW FLOW ALOFT AHEAD OF TROF OVR WY.
RIDGING ACROSS THE WESTERN GULF STATES WILL NUDGE EAST SOMEWHAT. WITH IMPULSES RIDING OVER THE RIDGE A BIT WEAKER THAN THE PAST COUPLE OF DAYS. WITH AFTN DEWPOINTS IN THE LOWER/MID 70S. AS RIDGING WILL REMAIN TO THE W/NW OF THE LOCAL AREA WITH ANOTHER ROUND OF SCATTERED/NUMEROUS AFTN STORMS EXPECTED.
SHOWERS AND THUNDERSTORMS WILL INCREASE IN COVERAGE FRIDAY AS A COLD FRONT APPROACHES THE AREA.
318 AM MDT THU JUL 16 2015 A BROAD UPPER LEVEL LOW PRESSURE TROF IS OVER THE PACIFIC NORTHWEST. AN ASSOCIATED COLD FRONT WILL MORE THROUGH CUT BANK BY LATE AFTERNOON AND INTO THE CENTRAL ZONES DURING THE EVENING. ALSO, SHOWERS AND THUNDERSTORMS ARE LIKELY OVER THE NORTHERN ROCKIES AS THE COLD FRONT PUSHES INTO THE REGION. THE UPPER LEVEL LOW PRESSURE TROF TILTS NEGATIVELY BY FRIDAY AFTERNOON AND ALSO SHOWS SIGNS OF SPLITTING.
242 AM EDT THU JUL 16 2015 A COLD FRONT WILL CONTINUE TO SETTLE SOUTH OF NEW ENGLAND THIS MORNING. COOLER AIR WILL FILTER IN FROM THE NORTH. HIGH PRESSURE CREST OVER MAINE AND NEW HAMPSHIRE THURSDAY NIGHT. OVERNIGHT LOWS WILL BE AS COLD AS THE LOWER 40S IN THE MOUNTAINS. THE HIGH WILL SHIFT OFFSHORE OVER THE WEEKEND ALLOWING FOR A WARMER AND MORE MOIST AIRMASS TO MOVE IN. COOL AND DRY CANADIAN AIRMASS WILL FILTER INTO THE REGION TODAY AS HIGH PRESSURE BUILDS SOUTH FROM CANADA. AS HIGH PRESSURE CRESTS OVER NEW ENGLAND TONIGHT. AS HIGH PRESSURE BEGINS TO SHIFT OFF THE EASTERN SEABOARD. WARM FRONT WILL LIFT INTO THE REGION FRIDAY NIGHT BRINGING INCREASING CLOUDS AND SCATTERED SHOWERS AFTER MIDNIGHT.
THE H5 TROUGH WHICH PERSISTED THROUGH THE MID ATLANTIC AND DOWN THE EASTERN SEABOARD FOR THE PAST FEW DAYS. AS RIDGING TRIES TO BRIDGE ACROSS FLORIDA FROM THE ARKLATEX AND WESTERN ATLANTIC. THE ECMWF/GFS DO BOTH HINT THAT THE ARKLATEX RIDGE WILL DRIFT BACK WEST OVER TEXAS. WITH SOME TROUGHING AGAIN INTO THE SOUTHEASTERN CONUS.
A 594 DECAMETER HEIGHT CENTER OVER EAST TEXAS AND BROAD HIGH PRESSURE OVER THE GULF WILL PROVIDE SUBSIDENCE AND MAINTAIN QUIET WEATHER ACROSS THE REGION FOR THE NEXT 24 TO 36 HOURS.
RECENT SURFACE OBS NOW SUGGEST THAT A WEAK COLD FRONT -- WHICH HAS BEEN PUSHING SLOWLY SOUTHWARD FOR THE MAJORITY OF THE DAY -- IS NOW SOUTH OF THE ENTIRE FORECAST AREA.
208 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BUILD IN FROM THE NORTH THIS EVENING THROUGH THURSDAY. HIGH PRESSURE MOVES OFF TO THE EAST. UNSETTLED CONDITIONS AND WARMER TEMPERATURES WILL RETURN FOR THE WEEKEND. WITH HIGH PRESSURE SHIFTING EAST INTO SOUTHERN ONTARIO. MID-LEVEL RIDGE WILL RESIDE OVER THE OHIO VALLEY ON THURSDAY. SO MAXIMA IN THE LOWER TO MID 80S CAN BE EXPECTED ACROSS THE CWA WHICH IS SIMILAR TO MOS POINT FORECASTS. NO CONVECTION IS EXPECTED ON THURSDAY UNDER THE RIDGE. BUT RIDGE IS EXPECTED TO SHIFT EAST THURSDAY NIGHT INTO FRIDAY. PERIOD BEGINS WITH LARGE SUBTROPICAL RIDGE CENTERED OVER LOUISIANA.
AS A BROAD SCALE UPPER LEVEL RIDGE OF HIGH PRESSURE REMAINS CENTERED ACROSS EAST TEXAS, SHORT RANGE MODELS INDICATE A SERIES OF H5 VORT MAXIMA LIFTING NORTHEAST OUT OF THE SOUTHERN ROCKIES INTO THE WESTERN HIGH PLAINS TODAY. ALONG WITH AN AMPLE AMOUNT OF LOW/MID LEVEL MOISTURE PRESENT, THE TROUGH AXIS WILL PROVIDE A FOCAL POINT FOR POSSIBLE THUNDERSTORMS LATE THURSDAY AFTERNOON AND EVENING AS THE CAP WEAKENS. LOOK FOR HIGHS WELL UP INTO THE 90S(F) THIS AFTERNOON WITH NEAR 100F POSSIBLE IN SOME LOCATIONS SOUTH OF THE TROUGH AXIS. FOR FRIDAY, BROAD SOUTHWESTERLY UPPER FLOW WILL BE ACROSS THE CENTRAL PLAINS WITH A TROUGH OF LOW PRESSURE IN FAR EASTERN COLORADO, SOUTH WINDS WILL BE BREEZY AT 15 TO 25 MPH.
359 AM EDT THU JUL 16 2015 HIGH PRESSURE CONTINUES TO BUILD ACROSS THE EAST COAST TODAY.
634 AM EDT THU JUL 16 2015 HIGH PRESSURE TODAY. TURNING WARMER THROUGH THE WEEKEND WITH RAIN CHANCES RETURNING. HIGH PRESSURE OVER THE AREA WILL ALLOW CLOUDS TO CLEAR EARLY THIS MORNING. AS THE HIGH CONTINUES TO BUILD EAST OF THE MOUNTAINS. LOOK FOR MORE FOG TO FORM UNDER HIGH PRESSURE WITH MOSTLY CLEAR SKIES AND VERY LIGHT WINDS. THE DAMP GROUND SHOULD HELP KEEP THE BRAKES ON THE AFTERNOON HIGH TEMPERATURES IN THE MUCH WARMER AIRMASS. BUT WILL KEEP THE LOWLANDS IN THE 90 DEGREE RANGE TO LOW 90S.
HIGH PRESSURE WILL RIDGE INTO THE FORECAST AREA FROM THE SOUTHERN PLAINS. WITH HIGH PRESSURE ALOFT AND AT THE SURFACE. UPPER LEVEL HIGH PRESSURE BEGINS TO SHIFT BACK WEST OVER THE WEEKEND. WITH A WEAKENED RIDGE ALOFT.
509 AM EDT THU JUL 16 2015 HIGH PRESSURE BUILDING SOUTHEAST FROM THE GREAT LAKES WILL KEEP THE WEATHER FAIR INTO FRIDAY. 1020 MB HIGH PRESSURE WILL CONTINUE TO SLIP EASTWARD FROM THE UPPER GREAT LAKES PROVIDING A SUNNY DAY WITH LITTLE/NO HAZE EARLY CHILL REMINISCENT OF MID-SEPTEMBER RATHER THAN MID-JULY. TEMPS WILL GET BACK TO SEASONAL NORMALS ON FRIDAY AFTER A SLIGHTLY COOLER THAN NORMAL START TO THE DAY THANKS TO THE VERY LIGHT SRLY WIND. THERE MIGHT BE SOME LOW CLOUDS IN THE HIGHER ELEVATIONS OF THE SOUTH ON FRIDAY MORNING.
344 AM CDT THU JUL 16 2015 LARGE FRONTAL TROUGH MOVING SOUTHWARD FROM THE CAROLINAS INTO CENTRAL MISSISSIPPI WAS DRIFTING TO THE SOUTH WHILE WEAKENING IN BAROTROPIC AIR MASS. THE LOW LEVEL MOISTURE MAY BE MORE DIVERGENT FARTHER WEST TO KEEP LA AREAS DRY DESPITE HIGH LOW LEVEL MOISTURE CONTENT. TEMPERATURES SHOULD EASILY REACH THE LOWER TO MAYBE MID 90S ALL AREAS WITH A MAX HEAT INDEX IN THE 100 TO 106 RANGE MOST LOCATIONS.
STILL LOOKS LIKE THE UPPER FLOW PATTERN UNDERGOES AN UNDULATION OF RIDGE/TROF/RIDGE DURING THE EXTENDED.
451 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BUILD OVER THE AREA FROM THE NORTH THROUGH TONIGHT.
509 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH FRIDAY. THE WEATHER WILL THEN BECOME MORE ACTIVE FROM FRIDAY NIGHT ONWARD WITH A LOW PRESSURE SYSTEM APPROACHING FROM THE GREAT LAKES REGION. ON FRIDAY A LOW PRESSURE SYSTEM DEVELOPS OVER THE GREAT LAKES AREA. A WARM FRONT WILL LIFT AHEAD OF THIS FRONT TOWARDS OUR FORECAST AREA.
348 AM EDT THU JUL 16 2015 HIGH PRESSURE OVER THE GREAT LAKES WILL DRIFT EAST AND MOVE OFF THE NEW ENGLAND COAST TONIGHT. THIS WILL ALLOW LOW PRESSURE TO MOVE ACROSS THE GREAT LAKES FRIDAY. DRAGGING A COLD FRONT ACROSS THE AREA. HIGH PRESSURE WILL BE THE DOMINANT FEATURE FOR TODAYS WEATHER. HIGH PRESSURE OVER THE GREAT LAKES WILL CONTINUE TO DRIFT EAST DURING THE DAY ALLOWING A GRADUAL INCREASE IN THE CLOUDS. THE HIGH PRESSURE CENTERED OVER THE GREAT LAKES TODAY WILL MOVE OFF THE NEW ENGLAND COAST TONIGHT. SO BUMPED POPS TO LIKELY PROGRESSIVE SYSTEM SO FRONT LIFTS BACK NORTH AS A WARM FRONT.
627 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BE IN CONTROL OF OUR WEATHER TODAY THROUGH EARLY FRIDAY, KEEPING OUR WEATHER DRY AND QUIET. 1018 MB HIGH PRESSURE OVER GEORGIAN BAY WILL SLIDE ACROSS OUR AREA THROUGH TONIGHT, KEEPING OUR WEATHER QUIET. WITH HIGH PRESSURE IN CONTROL TONIGHT IT WILL BE CLEAR ONCE AGAIN WITH RIVER VALLEY FOG EXPECTED. HIGH PRESSURE MENTIONED ABOVE WILL SLIDE EAST OF CAPE COD BY LATE AFTERNOON. THE RETURN FLOW AROUND THE HIGH WILL COMBINE WITH A DISTURBANCE MOVING THROUGH THE GREAT LAKES TO INCREASE BOTH OUR MOISTURE AND CHANCES FOR SHOWERS/STORMS FRIDAY AFTERNOON/EVENING.
A 594 DECAMETER HEIGHT CENTER OVER EAST TEXAS AND A BROAD HIGH PRESSURE PATTERN OVER THE NORTHWEST GULF WILL PROVIDE SUBSIDENCE AND MAINTAIN QUIET WEATHER ACROSS THE REGION FOR THE NEXT 24 HOURS. A 594 DECAMETER HEIGHT CENTER OVER EAST TEXAS AND BROAD HIGH PRESSURE OVER THE GULF WILL PROVIDE SUBSIDENCE AND MAINTAIN QUIET WEATHER ACROSS THE REGION FOR THE NEXT 24 TO 36 HOURS.
340 AM CDT THU JUL 16 2015 THE RIDGE CONTINUES TO BE THE MAIN FACTOR IMPACTING OUR WEATHER BUT THE GRIP HAS WEAKENED JUST A BIT. 00Z ANALYSIS SHOWS THAT THE CENTER OF THE RIDGE WAS STILL OVER THE ARKLATEX REGION BUT THE WESTERN EDGE HAD WEAKENED A BIT AS SHOWN BY HEIGHTS BEING A BIT LOWER. ONLY CHANGE WAS TO TWEAK POPS A BIT FOR THIS AFTERNOON AND EVENING AS THE RIDGE SHOULD WEAKEN A BIT ALLOWING STORMS TO MAKE IT INTO THE WESTERN COUNTIES ONCE AGAIN. COVERAGE SHOULD REMAIN AROUND SLIGHT CHANCE HOWEVER AS STORMS BATTLE THE DECENT INSTABILITY VALUES TO THE WEST AND THE INFLUENCE OF THE RIDGE TO THE EAST.
123 AM EDT THU JUL 16 2015 HIGH PRESSURE BUILDS DOWN FROM SOUTHEASTERN CANADA INTO FRIDAY MORNING.
A POWERFUL UPPER LOW PRESSURE SYSTEM WILL DROP SOUTH INTO ALBERTA TODAY AND EVENTUALLY INTO SOUTHERN SASKATCHEWAN BY FRIDAY MORNING AND BE THE PRIMARY WEATHER FEATURE IN THE SHORT TERM PERIODS. BUT TRANSITION TO CYCLONIC BY FRIDAY AS THE UPPER LOWS INFLUENCE REACHES FURTHER SOUTH INTO THE MONTANA ROCKIES. A PIECE OF SHORT WAVE ENERGY WILL DEVELOP ALONG THE 85 KT JET MAX SOUTH OF THE CANADIAN UPPER LOW TONIGHT. WHICH MAY INITIALLY HAVE TO FIGHT DOWNSLOPE FLOW OFF THE HIGHER TERRAIN POSSIBLY LIMITING THE CHANCE OF RAIN/THUNDERSTORMS IN THE WESTERN ZONES. FRIDAY WE WILL BE TURNING INTO A COOLER POST FRONTAL ENVIRONMENT. THE BEST LIKELIHOOD OF PRECIPITATION IS OVER THE HIGH TERRAIN AND FOOTHILLS FROM THE BEARTOOTHS TO THE BIGHORNS. FRIDAY SHOULD BE 6 TO 12 DEGREES COOLER THAN THURSDAY.
450 AM MDT THU JUL 16 2015 AVIATION SECTION UPDATED A BROAD UPPER LEVEL LOW PRESSURE TROF IS OVER THE PACIFIC NORTHWEST. AN ASSOCIATED COLD FRONT WILL MORE THROUGH CUT BANK BY LATE AFTERNOON AND INTO THE CENTRAL ZONES DURING THE EVENING. ALSO, SHOWERS AND THUNDERSTORMS ARE LIKELY OVER THE NORTHERN ROCKIES AS THE COLD FRONT PUSHES INTO THE REGION. THE UPPER LEVEL LOW PRESSURE TROF TILTS NEGATIVELY BY FRIDAY AFTERNOON AND ALSO SHOWS SIGNS OF SPLITTING.
423 AM CDT Thu Jul 16 2015 (Today and Tonight) Hot and dry weather continues, as stationary upper level high pressure centers over East Texas. Highs may be a degree or two Fahrenheit warmer today, however, as 850 MB temperatures increase a degree Celsius.
UPPER LEVEL RIDGING INFLUENCES BUILDING IN FROM THE SRN PLAINS WILL ALSO KEEPING THE MID STATE DRY. IN THE LOW 90S. GENERALLY IN THE LOW TO MID 70S.
Thursday night and Friday a cold front is expected to move in from the north with a chance of showers and thunderstorms, especially near the Canadian border, with continued breezy conditions.
651 AM EDT THU JUL 16 2015 A COLD FRONT WILL CONTINUE TO SETTLE SOUTH OF NEW ENGLAND THIS MORNING. COOLER AIR WILL FILTER IN FROM THE NORTH. HIGH PRESSURE CREST OVER MAINE AND NEW HAMPSHIRE THURSDAY NIGHT. OVERNIGHT LOWS WILL BE AS COLD AS THE LOWER 40S IN THE MOUNTAINS. THE HIGH WILL SHIFT OFFSHORE OVER THE WEEKEND ALLOWING FOR A WARMER AND MORE MOIST AIRMASS TO MOVE IN. COOL AND DRY CANADIAN AIRMASS WILL FILTER INTO THE REGION TODAY AS HIGH PRESSURE BUILDS SOUTH FROM CANADA. AS HIGH PRESSURE CRESTS OVER NEW ENGLAND TONIGHT. AS HIGH PRESSURE BEGINS TO SHIFT OFF THE EASTERN SEABOARD. WARM FRONT WILL LIFT INTO THE REGION FRIDAY NIGHT BRINGING INCREASING CLOUDS AND SCATTERED SHOWERS AFTER MIDNIGHT.
326 AM EDT THU JUL 16 2015 HIGH PRESSURE WILL BE IN CONTROL OF OUR WEATHER TODAY THROUGH EARLY FRIDAY, KEEPING OUR WEATHER DRY AND QUIET. 1018 MB HIGH PRESSURE OVER GEORGIAN BAY WILL SLIDE ACROSS OUR AREA THROUGH TONIGHT, KEEPING OUR WEATHER QUIET. WITH HIGH PRESSURE IN CONTROL TONIGHT IT WILL BE CLEAR ONCE AGAIN WITH RIVER VALLEY FOG EXPECTED. HIGH PRESSURE MENTIONED ABOVE WILL SLIDE EAST OF CAPE COD BY LATE AFTERNOON. THE RETURN FLOW AROUND THE HIGH WILL COMBINE WITH A DISTURBANCE MOVING THROUGH THE GREAT LAKES TO INCREASE BOTH OUR MOISTURE AND CHANCES FOR SHOWERS/STORMS FRIDAY AFTERNOON/EVENING.
339 AM MDT THU JUL 16 2015 HIGH PRESSURE GETS SUPPRESSED FROM FAIRLY STRONG CLOSED LOW CIRCULATION MOVING ACROSS THE CANADIAN PLAINS. CONVECTIVE POTENTIAL IS LESS AND NAM MODEL DATA ESSENTIALLY SHOWING CONVECTIVE INITIATION WILL BE ANCHORED OVER THE HIGHER TERRAIN. A LATE DAY THUNDERSTORM WILL BE POSSIBLE IN THE VALLEYS AND MOSTLY LIMITED TO THE HIGHER VALLEYS TOWARD GLENWOOD SPRINGS AND EAGLE OR GUNNISON. HIGH PRESSURE CENTERED OVER EASTERN TEXAS AND DIGGING TROUGH OVER THE NORTHERN ROCKIES WILL HELP TO DRAW MOISTURE BACK NORTH INTO THE FORECAST AREA.
STRONG HIGH PRESSURE ALOFT MEANDERING ABOUT THE LOWER MISSISSIPPI VALLEY WILL CONTINUE TO DOMINATE OUR WEATHER PATTER THROUGH THE REMAINDER OF THE WEEK. WILL HOWEVER BEGINNING ADDING SOME LOW END POPS AS RIDGE GRADUALLY RETROGRADES. STRONG HIGH PRESSURE ALOFT WILL MAINTAIN AN OVERALL DRY WEATHER PATTERN FOR THE NORTHWEST GULF INTO THE NEW WEEK.
255 AM CDT THU JUL 16 2015 AT 245 AM TEMPS WERE IN THE LOW TO MID 70S WITH DEWPOINTS IN THE UPPER 60S TO ARND 70. AT 5H THE CENTER OF THE UPPER HIGH WAS OVER TX. AS THIS UPPER RIDGE EXPANDS EASTWARD THRU THE WEEKEND. NOT EXPECTING ANY PCPN AS HIGH TEMPS WILL BE IN THE LOW/MID 90S TODAY AND MID/UPPER 90S FRIDAY. DEWPOINTS RISE TO THE LOWER 70S AND ALONG WITH TEMPS APPROACHING 100 DEGREES IT LOOKS LIKE A GOOD BET THAT A HEAT ADVISORY WILL LIKELY BE NEEDED FOR THE WEEKEND.
208 AM EDT THU JUL 16 2015 HIGH PRESSURE BUILDING SOUTHEAST FROM THE GREAT LAKES WILL BRING A DRIER WEATHER PATTERN THROUGH FRIDAY. THE CURRENT IR SAT PICS SHOW THE RELATIVELY WARMER WATER OF THE WEST BRANCH AND MAINSTEM SUSQ RIVER AND IN THE LARGER RESERVOIRS LIKE THE ALLEGHENY. 1020 MB HIGH PRESSURE WILL SLIP EASTWARD FROM THE UPPER GREAT LAKES PROVIDING A SUNNY DAY WITH LITTLE/NO HAZE AND VERY COMFORTABLE BUT SLIGHTLY BELOW NORMAL TEMPS. TEMPS WILL GET BACK TO SEASONAL NORMALS ON FRIDAY AFTER A SLIGHTLY COOLER THAN NORMAL START TO THE DAY THANKS TO THE VERY LIGHT SRLY WIND. THERE MIGHT BE SOME LOW CLOUDS IN THE HIGHER ELEVATIONS OF THE SOUTH ON FRIDAY MORNING.
WE CONTINUE THE QUIET WEATHER AS THE UPPER LEVEL RIDGE KEEPS SLOWLY MOVING TO THE EAST ACROSS THE SOUTHERN UNITED STATES. ANYTHING THAT DOES FORM WILL LIKELY STAY CLOSE TO THE HIGHER TERRAIN.
A 594 DECAMETER HEIGHT CENTER OVER EAST TEXAS AND A BROAD HIGH PRESSURE PATTERN WILL PROVIDE SUBSIDENCE AND MAINTAIN QUIET WEATHER ACROSS THE REGION FOR THE NEXT 24 HOURS. THE 500MB RIDGE OVER TEXAS WILL CONTINUE TO PROVIDE SUBSIDENCE ACROSS THE REGION FOR THE NEXT 24 HOURS.
429 AM CDT THU JUL 16 2015 WATER VAPOR IMAGERY FROM EARLY THIS MORNING SHOWED THE UPPER RIDGE CENTERED OVER EAST TX INTO THE LOWER MS VALLEY. WITH THE UPPER RIDGE CENTER REMAINING SUPPRESSED OVER EAST TX AND THE LOWER MS VALLEY.
343 PM CST MON DEC 7 2015 (Tonight and Tuesday) Look for beautiful weather to continue for the next 24 hours, as high pressure dominates. Lows tonight will be slightly warmer than last night, as low-level flow from the south brings warmer air into West Central Texas. Highs tomorrow will be even warmer than today, mainly in the lower to mid 70s.
1242 PM EST MON DEC 7 2015 A WEAK AREA OF LOW PRESSURE WILL MOVE ACROSS THE AREA THIS MORNING AND CONTINUE OFF TO THE EAST IN THE AFTERNOON. HIGH PRESSURE WILL BUILD IN TONIGHT AND SLIDE SOUTHEAST ON TUESDAY.
248 PM CST MON DEC 7 2015 TEMPS WARMED NICELY TODAY INTO THE LOWER 60S UNDER SUNNY SKIES. LIGHT WINDS AND WEAK RIDGING ALOFT. TEMPS WILL FALL QUICKLY INTO THE LOWER TO MID 30S. TUESDAY WILL SEE SIMILAR CONDITIONS AS TODAY WITH HIGHS IN THE LOWER 60S AND MOSTLY SUNNY SKIES. THE NEXT SYSTEM WILL THEN BEGIN TO APPROACH AS A TROUGH DIGS INTO THE MIDWEST TUESDAY NIGHT.
REMNANTS OF WEAK COLD FRONT DRAPED NEAR I-20 CORRIDOR WILL HAVE LITTLE IMPACT WITH DRY AIRMASS AND FEW CLOUDS ON EITHER SIDE OF FRONT. /ISSUED 235 AM CST MON DEC 7 2015/ WEAK COLD FRONT CURRENTLY ACROSS CENTRAL AND WESTERN LOUISIANA GENERATING PATCHY FOG ACROSS AREAS SOUTH OF INTERSTATE 20. FOG SHOULD DISSIPATE BY MID-MORNING ALLOWING FOR MOSTLY SUNNY SKIES WITH TEMPERATURES FORECAST TO CLIMB INTO THE LOW TO MID 60S. TEMPERATURES OVERNIGHT TO FALL INTO THE LOW TO MID 40S.
321 PM EST MON DEC 7 2015 HIGH PRESSURE WILL BE IN CONTROL OF THE REGION FOR THE NEXT COUPLE OF DAYS RESULTING IN DRY WEATHER AND ABOVE NORMAL TEMPERATURES.
WITH A CLOUDY START TO THE DAY AND UNCERTAINTY REGARDING SUNSHINE STUCK NEAR THE COOLER END OF GUIDANCE FOR HIGHS IN THE MID 40S TO AROUND 50. TUESDAY SHOULD BE DRY WITH UPPER RIDGING MOVING ACROSS THE AREA. WITH A DECENT AMOUNT OF SUNSHINE EXPECTED TEMPERATURES SHOULD REACH INTO THE LOWER 50S.
A TROUGH OF LOW PRESSURE CURRENTLY EXTENDS ACROSS CENTRAL SOUTH DAKOTA.
302 PM EST MON DEC 7 2015 CLOUDS AND SPRINKLES WILL LINGER WEST OF THE BLUE RIDGE AS WEAK HIGH PRESSURE BUILDS IN FROM THE WEST.
1159 AM CST MON DEC 7 2015 SKC OR FEW CIRRUS WITH A LIGHT E/SE WIND RETURNING AS HIGH PRESSURE OVER AR MOVES EAST. THE LOW LEVEL S/SE RETURN FLOW WILL DEEPEN. REMNANTS OF WEAK COLD FRONT DRAPED NEAR I-20 CORRIDOR WILL HAVE LITTLE IMPACT WITH DRY AIRMASS AND FEW CLOUDS ON EITHER SIDE OF FRONT. /ISSUED 235 AM CST MON DEC 7 2015/ WEAK COLD FRONT CURRENTLY ACROSS CENTRAL AND WESTERN LOUISIANA GENERATING PATCHY FOG ACROSS AREAS SOUTH OF INTERSTATE 20. FOG SHOULD DISSIPATE BY MID-MORNING ALLOWING FOR MOSTLY SUNNY SKIES WITH TEMPERATURES FORECAST TO CLIMB INTO THE LOW TO MID 60S. TEMPERATURES OVERNIGHT TO FALL INTO THE LOW TO MID 40S.
106 PM EST MON DEC 7 2015 A RIDGE OF HIGH PRESSURE SLIDING OVERHEAD WILL KEEP A STRONG INVERSION OVER SOUTHEAST MICHIGAN TODAY. AND HOW MUCH VISIBILITIES WILL IMPROVE AS THE PRESSURE GRADIENT TIGHTENS AROUND 6Z AND THE RIDGE AXIS SLIDES TO OUR EAST. WITH THE HIGH CLOUDS EXPECTED TO EXIT AROUND/BY SUNRISE. TODAY IS ACTUALLY LOOKING TO BE ONE OF THE COOLER DAYS HOWEVER. UPPER LEVEL LOW/CIRCULATION WILL BE CLEARING THE EASTERN OHIO VALLEY THIS MORNING. THE WIND FIELDS IN THE LOW LEVELS (SFC. WILL HOLD ON TO THE INHERITED COOLER MAXES NEAR 40 DEGREES BASED ON LIMITED CLEARING/MIXING EXPECTED AND IN LINE WITH LATEST MET GUIDANCE.
148 PM EST MON DEC 7 2015 A WEAK COLD FRONT WILL CROSS THE REGION THIS AFTERNOON.
351 PM EST MON DEC 7 2015 HIGH PRESSURE WILL SLOWLY MOVE OFF THE EAST COAST THROUGH TOMORROW.
352 PM EST MON DEC 7 2015 HIGH PRESSURE WILL SLOWLY MOVE OFF THE EAST COAST THROUGH TOMORROW.
1128 AM CST MON DEC 7 2015 UPDATED TO CLEAN UP THE GRIDS WITH THE LOW CLOUDS AND FOG THIS MORNING HAVING MOVED OUT FOR THE MOST PART. THIS SHOULD STRENGTHEN SFC WINDS ENOUGH MIX THE BOUNDARY LAYER ENOUGH TO ERODE THE LOW LEVEL MOISTURE. TROUGH WILL DROP INTO IOWA TUESDAY WITH CHANCES OF PRECIPITATION.
WITH DEWPOINT TEMPERATURES GENERALLY IN THE LOWER OR MID 70S. DUE TO A WEAKENING ANTICYCLONE WELL NORTH AND NORTHEAST OF THE FLORIDA KEYS. SMALL CRAFT SHOULD EXERCISE CAUTION OVER PORTIONS OF THE LOWER STRAITS OF FLORIDA AND EXTREME SOUTHEASTERN GULF OF MEXICO BEYOND FIVE FATHOMS. WE HAVE INTRODUCED A PERSISTENT OVERNIGHT PERIOD OF STRATUS BASED AT 010 DUE TO THE LIKELIHOOD OF NORTHEAST WINDS TRAVERSING THE COOLER SHELF WATERS NORTH OF THE ISLAND CHAIN.
A WARM FRONT IS OVER THE WATERS EARLY THIS MORNING WITH WINDS AND SEAS AT A PEAK. THEN GALES ARE LIKELY TUESDAY AHEAD OF A COLD FRONT THAT MAY PRODUCE A BRIEF PERIOD OF STORM FORCE WINDS TUESDAY NIGHT.
AREA FORECAST SOUNDINGS CONTINUE TO SHOW THE LOW CLOUDS LINGERING DURING THIS TIME. AS WINDS CONTINUE TO INCREASE OUT OF THE SOUTH IN THE LOW LEVELS.
ONLY A FEW SHOWERS LEFT AT MID AFTERNOON SHOWING UP ON JKL AND MRX RADARS ACROSS SOUTHWEST VIRGINIA AND NORTHEAST TENNESSEE AS WEAK UPPER LOW BEGINS TO MOVE AWAY FROM THE FORECAST AREA. TEMPERATURES UNDER THE UPPER LOWS INFLUENCE HAVE REACHED THE UPPER 40S TO LOWER 50S BUT OUTSIDE OF THIS AREA SKIES ARE SUNNY AND TEMPERATURES HAVE WARMED INTO THE UPPER 50S TO LOWER 60S WHICH IS A FEW DEGREES ABOVE TODAYS EARLIER FORECAST. LOWS TONIGHT NEAR SEASONAL READINGS IN THE LOWER TO MID 30S.
UPPER LOW IS MOVING FROM THE EASTERN GREAT LAKES TOWARD THE EAST COAST WITH MAINLY CLOUDS AFFECTING THE NORTHEAST PART OF THE FORECAST AREA. CHATTANOOGA AIRPORT, TN 60 37 61 37 / 10 0 0 0 KNOXVILLE MCGHEE TYSON AIRPORT, TN 56 37 56 37 / 20 0 0 0 OAK RIDGE, TN 57 36 58 37 / 20 0 0 0 TRI CITIES AIRPORT, TN 53 34 55 33 / 40 10 0 0.
ALL LOOKS GOOD AS HIGH PRESSURE PREVAILS OVER THE REGION. /ISSUED 412 AM CST MON DEC 7 2015/ SKIES ARE CLEAR ACROSS SOUTHEAST TEXAS EARLY THIS MORNING WITH LOW TEMPERATURES RANGING FROM THE LOWER TO MID 40S INLAND TO THE LOWER TO MID 50S AT THE COAST. EXPECT COOLER TEMPERATURES TO RETURN. 42 A LIGHT NORTHEAST WIND THROUGH THE DAY AS THE OFFSHORE PRESSURE GRADIENT WEAKENS BEHIND YESTERDAY'S WEAK COLD FRONTAL PASSAGE. HIGH PRESSURE BUILDING IN OVER THE WATERS WILL MAINTAIN A LIGHT BECOMING SOUTHEASTERLY FLOW GOING INTO TUESDAY EVENING. HIGH PRESSURE THROUGH MID WEEK WILL GIVE WAY TO A TIGHTENING ONSHORE PRESSURE GRADIENT.
310 PM CST MON DEC 7 2015 Behind the weak boundary that moved through the area this morning, high pressure is building back into the Midwest. The high pressure and inversion aloft has trapped the low level moisture over the region for days now, and no mixing has occurred to scour it out.