Aikyam-Lab/Synoptic-Bench huggingface dataset:
ALSO AS WINDS SLOWLY INCREASING AHEAD OF THE APPROACHING COLD FRONT. UPPER LEVEL WISE WE HAVE WEAK RIDGING. THIS BREAKS DOWN LATE MONDAY WITH APPROACHING UPPER LEVEL TROUGH AXIS SWINGING ACROSS EASTERN KY. ANOTHER DECENT DAY IS SETTING UP FOR YOUR COLUMBUS DAY WITH INCREASING CLOUDS LATE IN THE DAY AHEAD OF COLD FRONT. A LARGE SCALE UPPER TROUGH WILL BE OVER THE EASTERN PART OF THE CONTINENT. A WAVE LATE IN THE WEEK IS EXPECTED TO BE ACCOMPANIED BY ANOTHER COLD FRONT PUSHING THROUGH KY.
WE HAVE A TROUGH AXIS CENTERED OVER THE OUTLOOK AREA THIS AFTERNOON. APPROACHING COLD FRONT WAS STILL FAR TO OUR NORTH ACROSS THE DAKOTAS AND INTO WESTERN NEBRASKA. LOCATIONS WERE WELL ABOVE NORMAL IN THE LOWER TO UPPER 90S ACROSS THE LOCAL AREA WITH DEWPOINTS IN THE 30S AND 40S. TOMORROW AFTERNOON IS GOING TO BE DRY BEHIND THE COLD FRONT. AS LOW PRESSURE/TROUGH CONTINUE PUSHING EAST THROUGH THE GREAT LAKES/MIDWEST. WHILE RIDGING EXTENDS N/NW FROM MEX. AND HIGH PRESSURE OVER THE ROCKIES.
428 PM CDT SUN OCT 11 2015 DRY AND MOSTLY CLEAR CONDITIONS THIS AFTERNOON ACROSS THE PANHANDLES COURTESY OF DOWNSLOPE FLOW AND THE UPPER LEVEL RIDGE OVERHEAD. WINDS ARE STARTING TO SHIFT AS A PRE-FRONTAL TROUGH SETS UP ACROSS THE PANHANDLES. A DRY COLD FRONT WILL WORK ITS WAY DOWN THROUGH THE PANHANDLES OVERNIGHT TONIGHT AND EARLY MONDAY MORNING.
High pressure will move southeast of the area today with return southerly flow resulting in warm temperatures today and Monday, mild tonight (dry weather).
308 PM EDT SUN OCT 11 2015 A RIDGE OF HIGH PRESSURE WILL EXTEND ALONG THE MID ATLANTIC COAST TONIGHT INTO MONDAY.
RETURN FLOW WILL BRING IN WARMER TEMPERATURES OVERNIGHT AND SHOULD KEEP DEW POINT DEPRESSIONS LARGE ENOUGH TO PREVENT RADIATION FOG. LOOK FOR WINDS TO INCREASE TOMORROW WITH MID-LEVEL CIGS AHEAD OF AN APPROACHING COLD FRONT.
THE SURFACE COLD FRONT HAS PASSED THROUGH THE HIGHWAY 85 CORRIDOR. SOON TO ARRIVE INTO THE HIGHWAY 83 CORRIDOR AROUND 18-19 UTC. THE COLD FRONT HAD JUST ARRIVED IN BEACH WITH WINDS NOW ALREADY GUSTING TO 48 MPH. COLD FRONT CONTINUES TO PUSH THROUGH CENTRAL MONTANA WHILE SOME HIGH CLOUDS CONTINUES TO STREAM AHEAD OF THE SYSTEM INTO PORTIONS OF NORTH DAKOTA. FAST MOVING AREA OF LOW PRESSURE WILL PROPAGATE ACROSS SOUTHERN CANADA TODAY/TONIGHT. THIS LOW WILL BRING A COLD FRONT THROUGH BY THIS AFTERNOON. AS THE LOW PUSHES FURTHER EAST SUNDAY EVENING. WILL KEEP THE HIGH WIND GOING OVER MUCH OF THE AFOREMENTIONED AREA THROUGH THE MORNING. A COOLER DAY IS EXPECTED IN THE WAKE OF THE DEPARTING FRONT WITH SEASONAL TEMPERATURES ON TAP. A STRONG COLD FRONT HAS PASSED THROUGH KISN AND KDIK AS OF 17 UTC.
WITH LOWER VFR CIGS POSSIBLE BY MONDAY AS LOW LEVEL MOISTURE BEGINS TO INCREASE/POOL ALONG AN ENCROACHING COLD FRONT. THE FORMATION OF THE LOW HAS BEEN IN RESPONSE TO HEIGHT FALLS DEVELOPING AHEAD OF A DEEP MIDLEVEL TROUGH OVER THE PACIFIC NORTHWEST. AN ANTICYCLONIC BRANCH OF THE POLAR JET AND A DAMPENING UPPER LEVEL RIDGE STRUCTURE WILL PUSH EASTWARD. THE ARRIVAL OF THE RIDGE WILL RESULT IN STEADY WARM AIR ADVECTION FOR THE DURATION OF TODAY AND TONIGHT ACROSS SOUTHEASTERN MICHIGAN. HIGHS ARE EXPECTED TO BE SOME 7 TO 10 DEGREES WARMER THAN YESTERDAY WITH READINGS REACHING THE LOWER TO MIDDLE 70S. THE LOW LEVEL THETA E PLUME WILL KEEP CONDITIONS MILD.
STEADY SOUTHWEST WINDS WILL PREVAIL UNTIL A COLD FRONT ARRIVES LATE IN THE DAY ON MONDAY. SIMILAR CONDITIONS CAN BE EXPECTED ON COLUMBUS DAY PRIOR TO A WEAK COLD FRONTAL PASSAGE MONDAY AFTERNOON AND EVENING. THE COLD FRONT SHOULD ENTER NORTH TEXAS AROUND MIDDAY MONDAY.
216 PM EDT SUN OCT 11 2015 HIGH PRESSURE PROVIDES A DRY CLOSE TO THE WEEKEND TODAY BEFORE DRIFTING EAST TONIGHT.
Also, a cold front will move south across the Big Country Monday morning, with a wind shift to the north at the KABI terminal at 15Z with gusts to 25 knots.
1236 PM CDT SUN OCT 11 2015 High pressure building into the region will continue to keep the skies sunny today. Mostly clear and dry conditions expected to continue today as the CWA will remain in between high pressure to the east and a developing trough in the western plains. to the lower 80s in the west. Still looking fairly quiet this week, with upper pattern transitioning toward a building ridge across the West Coast and a cooler northwest flow into the Midwest.
322 PM EDT SUN OCT 11 2015 HIGH PRESSURE BUILDS SOUTH OF NEW ENGLAND THROUGH MONDAY WITH FAIR AND WARM WEATHER IN STORE.
1238 PM CDT SUN OCT 11 2015 H5 ANALYSIS FROM EARLIER THIS EVENING HAD A BROAD RIDGE OF HIGH PRESSURE EXTENDING FROM THE NORTHERN ROCKIES INTO NRN ALBERTA IN CANADA. LOW PRESSURE WAS LOCATED OVER THE GULF OF ALASKA. BROAD NWRLY FLOW EXTENDED EAST OF THE RIDGE INTO THE CENTRAL PLAINS. HIGH PRESSURE EXTENDED FROM SRN LAKE MICHIGAN. RIDGING ALOFT. H85 TEMPS WILL SURGE INTO THE LOWER TO MIDDLE 20S CELSIUS BY 21Z THIS AFTERNOON. THIS WILL LEAD TO WARMER MIN TEMPS IN THE EAST WHERE MID 50S ARE FORECAST. THE DRY FORECAST CONTINUES THROUGH THE UPCOMING WORK WEEK AS RIDGING TAKES UP RESIDENCE OVER THE WESTERN CONUS AND PROGRESSIVE NW FLOW OVER THE PLAINS USHERS PERIODIC FRONTS THROUGH THE REGION.
243 PM EDT SUN OCT 11 2015 SATELLITE WV IMAGERY SHOWS AN UPPER LOW SPINNING OVER THE SOUTH AND NORTH CAROLINA COASTS.
A COLD FRONT WILL MOVE ACROSS THE REGION DURING THE LATE MORNING AND AFTERNOON HOURS ON MONDAY. THIS SYS CARVES QUITE A BIT DEEPER MEAN TROUGH CNTRD THROUGH ERN CANADA SWD INTO THE ERN US AND LOOKS TO KEEP AREA IN COOL AND DRY NWRLY FLW THROUGH THE END OF THE PD. GRADIENT AHEAD OF APPROACHING COLD FRONT TO KEEP WINDS GUSTING TO AROUND 20-25 KNOTS THIS AFTERNOON WITH SUSTAINED WINDS TONIGHT IN THE 8-13 KNOT RANGE. COLD FRONT TO MOVE THROUGH TERMINALS MONDAY BUT DEEP MOISTURE LACKING AND ONLY EXPECTING INCREASE IN MID CLOUDS NEAR FRONT AND WIND SHIFT TO WEST SOUTHWEST.
249 PM CDT SUN OCT 11 2015 High pressure slides off to the southeast this afternoon as another developing storm system moves across the southern tier of Canada. will be similarly quiet with warmer southwesterly winds and clear skies. Tomorrow morning, the sfc trof associated with the storm system to the west should move into the region and bring with it a significant wind shift to more northwesterly.
136 PM EDT SUN OCT 11 2015 LOW PRESSURE WILL LINGER OFF THE SOUTHEAST COAST THIS AFTERNOON INTO MONDAY MORNING BEFORE LIFTING NORTHEAST.
246 PM CDT SUN OCT 11 2015 Southerly low level flow will result in warmer conditions through Monday. ) keep temperatures several degrees warmer than last night, and (2. It will also be quite breezy given the enhanced pressure gradient in the vicinity of a passing cold front. However, believe the slight chance mention is still warranted given the relatively strong forcing along the cold front. A clearing sky and cooler temperatures will take place Monday night as the cold front sweeps east of the region.
554 PM EDT SUN OCT 11 2015 ONE MORE DAY OF WARM TEMPERATURES REMAINS IN THE FORECAST UNTIL A COLD FRONT BRINGS COLDER WEATHER AND A CHANCE FOR SHOWERS. WHEN CLOUDS WILL BEGIN TO INCREASE IN FRONT OF AN APPROACHING COLD FRONT. OVERNIGHT TEMPERATURES WILL BE ABOUT 5 DEGREES WARMER THAN LAST NIGHT. AND DAYTIME HIGHS WILL RISE INTO THE LOW TO MID 70S. AREA WITH THE BEST CHANCE TO RECEIVE RAIN SHOULD BE IN THE SOUTHEASTERN COUNTIES ALONG THE RIDGES. WITH THE UPPER TROUGH LINGERING SLIGHTLY BEHIND THE COLD FRONT.
243 PM MDT SUN OCT 11 2015 AN UPPER LEVEL TROUGH OVER THE NORTHERN ROCKIES WILL RACE EASTWARD THE NEXT 24 HOURS AND BE OVER THE GREAT LAKES BY MONDAY AFTERNOON. THIS WILL FLATTEN THE RIDGE THAT HAS BEEN OVER THE REGION. A COLD FRONT WILL PUSH THROUGH THE AREA TONIGHT. HIGH PRESSURE WILL BE OVER THE AREA MONDAY. HIGH TEMPERATURES WILL BE COOLER BUT STILL ABOVE NORMAL WITH HIGHS IN THE UPPER 60S TO LOWER 70S ACROSS NORTHEAST COLORADO.
258 PM MDT SUN OCT 11 2015 The cold front has made its way through the region and has resulted in cooler temperatures and widespread windy conditions today. Some gusty winds persist this afternoon, especially for the higher terrain in west-central/southwest Montana and Lemhi County, Idaho. Clearing skies and calming winds tonight will allow temperatures to drop quickly overnight in Montana valleys and also across the higher Idaho valleys.
1229 PM CDT SUN OCT 11 2015 UPPER RIDGE ACROSS THE PLAINS FLATTENS TODAY AS A TROUGH MOVES THROUGH THE NORTHERN ROCKIES. THIS WILL HELP PUSH A COLD FRONT INTO THE REGION TONIGHT. VERY HOT TEMPS ARE EXPECTED TODAY AS A THERMAL RIDGE MOVES ACROSS THE AREA. MIXING AHEAD OF THE COLD FRONT SHOULD LEAD TO HIGHS IN THE UPPER 80S AND LOWER 90S. WHILE SURFACE DEWPOINTS AHEAD OF THE FRONT ARE IN THE LOWER AND MID 50S EARLY THIS MORNING. SUBSTANTIAL MIXING OF DRIER AIR TO THE WEST ASSOCIATED WITH A PREFRONTAL TROUGH WILL BRING DEWPOINTS BACK INTO THE 40S IN NORTHEAST NEBRASKA THIS AFTERNOON. THE COLD FRONT MOVES INTO THE AREA THIS EVENING. IT WILL BE COOLER MONDAY THAN SUNDAY. BUT STILL ABOVE NORMAL WITH HIGHS IN THE LOWER TO MID 70S.
AS A RESULT OF THE CLEAR SKY AND COOLER AIR MASS. LOWS WILL BE NOTABLY COOLER. UPPER-RIDGING WILL PROMOTE WARMER CONDITIONS. ANOTHER COLD FRONT APPROACHING THE AREA LATER IN THE EVENING MAY INCREASE CLOUDS A BIT WEST OF I-75 LATE.
654 PM EDT SUN OCT 11 2015 LOW PRESSURE WILL LINGER OFF THE SOUTHEAST COAST INTO MONDAY MORNING BEFORE MOVING TO THE NORTHEAST.
232 PM EDT SUN OCT 11 2015 LOW PRESSURE WILL DRIFT NORTHEAST JUST OFF OF THE COAST THROUGH MONDAY.
153 PM CDT SUN OCT 11 2015 An upper ridge will reside over southeast new Mexico and west Texas through the coming week.
EXPECT MILD TEMPERATURES TONIGHT WITH LOWS IN THE LOWER/MID 50S. WHILE THERE MAY BE A SLIGHT INCREASE IN CLOUDS LATE TONIGHT AS UPPER LOW PRESSURE SYSTEM PIVOTS EAST/SOUTHEAST TOWARDS THE NORTHERN GREAT LAKES. MONDAY THROUGH SUNDAY LONGWAVE PATTERN WILL UNDERGO NOTABLE TRANSITION EARLY IN THE WEEK WHICH WILL LEAD TO MUCH COOLER WEATHER FOR THE GREAT LAKES THROUGH THE COMING WEEKEND. A BRIEF UPTICK IN LL TEMPS WILL SWEEP THOUGH SE MI IN ADVANCE OF THE ASSOCIATED COLD FRONT. THE COLD FRONTAL TIMING CONTINUES TO BE LATER IN THE DAY MONDAY WHICH WILL ALLOW THE WELL MIXED BL TO PRODUCE SFC TEMPS AGAIN IN THE LOW 70S.
553 PM EDT SUN OCT 11 2015 WEAK HIGH PRESSURE WILL LINGER OVER OUR REGION THROUGH MONDAY. A COLD FRONT ARRIVES MONDAY NIGHT.
AS UPPER LOW SPINS OVER SASKATCHEWAN. PRESSURE RISES OF 6-7 MB/3HR BEHIND THE COLD FRONT ARE HELPING TO PRODUCE WNW WINDS OF 30-35 KTS WITH GUSTS TO 50+ KTS ACROSS THE AREA. LATER TONIGHT A SECONDARY WAVE/COLD FRONT WILL PASS THROUGH THE NORTHERN PART OF THE AREA. UPPER WAVE WILL SHIFT EASTWARD AND UPPER RIDGING WILL BUILD OVER THE REGION MONDAY. AS HIGH PRESSURE PUSHES IN.
700 PM EDT SUN OCT 11 2015 HIGH PRESSURE OFF THE COAST OF NEW ENGLAND WILL CONTINUE TO PROVIDE THE NORTH COUNTRY WITH DRY CONDITIONS THROUGH COLUMBUS DAY.
TEMPERATURES ARE IN THE LOW TO LOW 60S. A LEE TROUGH IS LOCATED ALONG THE COLORADO FRONT RANGE. ANOTHER FEATURE TO NOTE THAT WILL HAVE AN IMPACT ON TODAY IS VERY DRY AIR ALOFT SPREAD OVER THE HIGH PLAINS ACCORDING TO WATER VAPOR IMAGERY. THIS IS A RESULT OF UPPER LEVEL RIDGING AND VERY DRY AIR SPREADING OVER THE HIGH PLAINS. A STRONG COLD FRONT IS FORECAST TO PASS THROUGH THE REGION. HIGH TEMPERATURES MONDAY ARE FORECAST TO CLIMB INTO THE LOW TO MID 70S. ON THE ORDER OF 20 TO 25 DEGREES COOLER THAN TODAY.
219 PM EDT SUN OCT 11 2015 HIGH PRESSURE WILL REMAIN OVER THE REGION THRU MONDAY.
316 PM CDT SUN OCT 11 2015 A warm air mass is currently in place across the region as highs are in the lower to middle 80s this afternoon. An upper level trough is currently spreading east into the northern plains this afternoon. The trough will continue to track east tonight and Monday pushing into the Great Lakes region by Monday evening. The trough will push a cold front south through the area Monday morning. A cooler air mass will spread into the area but not overly cool as highs in the middle 70s will still occur Monday afternoon.
PREFRONTAL TROUGH MOVES INTO FAR WESTERN AREAS BY MIDDAY MONDAY AND HAVE WIND SHIFT TO NWLY AT KDRT. THE PREFRONTAL TROUGH MOVES INTO HILL COUNTRY IN THE AFTERNOON WITH COLD FRONT MOVING ACROSS THE AREA MONDAY NIGHT. TROUGH/FRONT BRING SLIGHT CHANCE SHRA/TSRA ALONG IT WITH N TO NE WINDS IN ITS WAKE. THERE IS A WEAK RIDGE CENTERED OFF TO OUR SOUTHWEST AND SKIES WILL BE MOSTLY CLEAR TO PARTLY CLOUDY THIS AFTERNOON. THE RIDGE WILL ALLOW FOR ABOVE NORMAL TEMPERATURES WITH HIGHS TODAY IN THE LOWER TO MIDDLE 90S. A STRONG UPPER LEVEL LOW WILL MOVE THROUGH THE NORTHERN PLAINS AND GREAT LAKES REGION THIS EVENING AND OVERNIGHT. A SURFACE AND 850 MB LOW WILL BE SITUATED JUST SOUTH OF THE FRONT WHICH WILL PUT OUR AREA IN SOUTHWEST FLOW IN THE LOWER LEVELS.
Expect hot and dry conditions to continue Monday due to a low level thermal ridge ahead of a dry cool front. Upper level ridge shifts into the Southwest US and creates northwest flow aloft across all of Texas.
601 PM EDT SUN OCT 11 2015 A RIDGE OF HIGH PRESSURE WILL EXTEND ALONG THE MID ATLANTIC COAST TONIGHT INTO MONDAY.
243 PM EDT SUN OCT 11 2015 AN UPPER LOW NEAR THE CAROLINA COAST IS DRIFTING TO THE EAST WITH ANOTHER UPPER LOW RAPIDLY MOVING ACROSS THE FRONT RANGE OF COLORADO. A LARGE AREA OF HIGH PRESSURE BETWEEN THESE TWO FEATURES. THE UPPER LOW MOVING ACROSS THE FRONT RANGE WILL BE THE CATALYST TO THE CHANGE IN PATTERN FOR THE UP COMING WEEK.
TONIGHT THROUGH MONDAY COLDER AIR WILL MOVE IN BEHIND THE DRY COLD FRONT THAT IS PASSING OVER THE AREA THIS AFTERNOON AND EVENING. TEMPERATURES WILL BE 10 TO 15 DEGREES COOLER TONIGHT.
1028 AM PDT SUN OCT 11 2015 Winds will subside today as the cold front responsible for the gusty conditions moves into the Upper Plains states.
353 PM EDT SUN OCT 11 2015 HIGH PRESSURE WILL REMAIN OVER THE REGION THRU MONDAY.
250 PM EDT SUN OCT 11 2015 HIGH PRESSURE BEGINS TO DRIFT EAST TONIGHT GIVING ANOTHER CLEAR NIGHT. COLD FRONT MONDAY NIGHT. HIGH PRESSURE THROUGH THE END OF THE WEEK. HIGH PRESSURE OVER THE AREA TODAY DRIFTS E TONIGHT. TEMPS MAY GET CLOSE TO FROSTING IN THE HIGHER RIVER VALLEYS. SO AS THE COLD FRONT MOVES INTO THE OHIO RIVER VALLEY. MOISTURE SHOULD MOVE OUT SWIFTLY IN A CLEAN SWEEP TYPE COLD FRONT WITH HIGH PRESSURE BUILDING IN FROM THE WEST FOR THE MIDDLE OF THE WEEK. THE END OF THE SHORT TERM FORECAST IS DRY UNDER AFOREMENTIONED HIGH PRESSURE.
401 PM EDT SUN OCT 11 2015 A RIDGE OF HIGH PRESSURE WILL EXTEND ALONG THE MID ATLANTIC COAST TONIGHT INTO MONDAY.
Winds will weaken this evening then become gusty out of the north Monday morning as a cold front pushes into the area. Water Vapor imagery and GOES High Density Winds show the upper low west of Baja California. a ridge in the Southern Intermountain West.
235 PM EDT SUN OCT 11 2015 WEAK HIGH PRESSURE WILL LINGER OVER OUR REGION THROUGH MONDAY. A COLD FRONT ARRIVES MONDAY NIGHT.
RIDGING INFLUENCES SFC/ALOFT WILL CONTINUE TO PROVIDE FOR VFR CONDITIONS.
MUCH DRIER AIR CONTINUES IN THE LOW LVLS. TEMP RISES AROUND 10 DEGREES FROM 10 AM READINGS WILL YIELD AFTN HIGHS MOSTLY IN THE LOWER TO MID 60S.
VFR TAF FORECAST FOR THE NEXT 24 HOURS UNDER SURFACE RIDGING. ONLY CHANGE OF NOTE THROUGH THE TAF FORECAST WILL BE A SLIGHT SHIFT IN THE RIDGE WHICH WILL BEGIN TO SHIFT OUR WINDS FROM EASTERLY TO EAST-SOUTHEAST AS WE HEAD INTO WEDNESDAY.
1201 PM EST TUE NOV 24 2015 HIGH PRESSURE WILL BUILD NORTH TODAY AND EXTEND OVER THE AREA FROM THE NORTHEAST THROUGH THE END OF THE WEEK. A COLD FRONT WILL APPROACH LATE THIS WEEKEND. LATEST SFC ANALYSIS SHOWS 1029MB HIGH PRESSURE CENTERED OVER THE CAROLINAS. LOW LEVEL THICKNESS VALUES AND N/NW FLOW SUPPORT HIGHS IN THE LOW/MID 50S. HIGH PRESSURE BECOMES CENTERED NORTH OF THE AREA TONIGHT. LOWS IN THE LOWER TO MID 30S INLAND.
A COLD FRONTAL SYSTEM AND DEEP LOW MOVING INTO THE REGION WILL PRODUCE INCREASING WINDS OVER THE NEXT COUPLE DAYS. THE STRONGEST WINDS ARE FORECAST ON WEDNESDAY AS THE COLD FRONT PUSHES EAST ACROSS NORTHERN ARIZONA.
159 PM EST TUE NOV 24 2015 HIGH PRESSURE CENTERED OVER THE CAROLINAS IS DOMINATING THE WEATHER PATTERN ACROSS THE SOUTHEASTERN STATES. THIS RIDGE WILL KEEP THINGS DRY THROUGH THE SHORT TERM. THE RIDGE IS FORECASTED TO MOVE NE BECOMING CENTERED OVER THE NEW ENGLAND STATES BY WED AFTERNOON WITH ITS AXIS NOSING DOWN THE EASTERN SEABOARD. STILL NOT EXPECTING ANY PRECIP YET AS THE RIDGE IS STILL VERY STRONG AND THE INCREASED MOISTURE WILL BE VERY SHALLOW. TEMPS TONIGHT WILL BE A BIT WARMER THAN THIS MORNING WITH WED MORNING LOWS IN THE MID 30S TO LOWER 40S. THIS WILL KEEP ALL MAJOR SENSIBLE WEATHER IMPACTS WELL TO OUR WEST WITH WEAK MID LEVEL RIDGING OVER THE SE.
COOL HIGH PRESSURE BUILDING OVER THE CAROLINAS WILL HOLD OVER THE EAST COAST FOR MUCH OF THE WEEK. MORNING UPPER AIR ANALYSIS CONTINUES TO SHOW NW FLOW OVER OUR REGION WITH A FLAT RIDGE OVER THE DEEP SOUTH. HIGH PRESSURE REMAINS ANCHORED OVER THE CAROLINAS. 12Z GSO SOUNDING REMAINED DRY (PWAT AROUND A QUARTER INCH) BUT WARMER. WHICH IS 8C WARMER THAN 24HRS AGO. TEMPS THIS HIGHS IN THE MID-UPR 50S. AND WHILE WE'LL BE SEEING LOW LEVEL FLOW BECOME MORE UNIFORMLY FROM THE EAST IN THE LOWEST 5K FT. WHICH IN CONJUNCTION WITH THE LOW LEVEL NOCTURNAL STABILIZATION SHOULD EQUATE TO A GOOD CHANCE OF SHALLOW LOW STRATUS AND FOG LATE WED NIGHT.
Over the next couple of days the area of high pressure that has dominated the region's weather the past couple of days will continue to slowly move off to the east while flow aloft backs from near zonal to southwest.
BUT FORECAST MODELS REMAIN IN CLOSE AGREEMENT THAT THE LOW SHOULD COME ASHORE THIS EVENING AND MOVE TOWARD NORTHERN NEVADA BY WED MORNING. SNOW CONTINUES TONIGHT BUT SHOULD TAPER OFF ALONG THE HILINE BY TOMORROW MORNING, WITH THE CLEARING LINE MOVING SLOWLY SOUTH DURING THE DAYTIME HOURS AS HIGH PRESSURE RIDGING BUILDS INTO SOUTHWEST CANADA. THANKSGIVING DAY: MOST OF THE REGION WILL SEE CLEAR SKIES AS A DRY, STABLE AIRMASS MOVES INTO THE STATE FROM THE CANADIAN HIGH PRESSURE SYSTEM.
ANOTHER QUIET SHORT-TERM IN STORE AS WE REMAIN UNDER THE INFLUENCE OF HIGH PRESSURE. TODAY'S WARMER TEMPS AND THESE OVERNIGHT CLOUDS WILL HELP TO KEEP TONIGHT'S LOWS A LITTLE WARMER THAN LAST NIGHT. HIGH PRESSURE BEGINS TO SLIDE TO OUR EAST AND WILL ALLOW FOR A SOUTHERLY FLOW TO SET-UP ACROSS OUR AREA.
HIGH PRESSURE CENTERED OVER THE SOUTHEAST U. WILL CONTINUE TO PROVIDE DRY WEATHER CONDITIONS AND WARMER TEMPERATURES FOR THIS AFTERNOON.
THE COLD FRONT, WHICH CROSSED THE US/CAN BORDER AROUND 1:00 AM, IS CURRENTLY LOCATED FROM NEAR SIEBEN (NORTH OF HELENA) TO LEWISTOWN. SURFACE COLD FRONT HAS ALREADY PASSED THROUGH GLACIER COUNTY AND SHOULD REACH CENTRAL MT BY MID-MORNING AND SW MT THIS AFTERNOON.
1139 AM CST TUE NOV 24 2015 LATEST WATER VAPOR IMAGERY SHOWING A BROAD RIDGE OF HIGH PRESSURE OVER THE CENTRAL CONUS. DEEP TROUGH OFF THE PACIFIC NORTHWEST WAS PUSHING MOISTURE OVER THE RIDGE WITH A BAND OF ALTOCUMULUS EXTENDING FROM THE DAKOTAS THROUGH EASTERN IA MOVING INTO THE AREA. THIS WARMER/MOIST AIR OVERRIDING THE SNOW PACK IN PLACE ACROSS IA/IL/SOUTHERN MN/WI IS EXPECTED TO INCREASE STRATUS AND PRODUCE AREAS/WIDESPREAD DRIZZLE AND PATCHY FOG THROUGH THE DAY. WITH SOUNDINGS SUPPORTING CONTINUATION OF DRIZZLE AS LOWS FALL BACK SLIGHTLY INTO THE MIDDLE 30S TO THE LOWER 40S.
328 PM CST TUE NOV 24 2015 CHALLENGE FOR TONIGHT INTO WEDNESDAY NIGHT REMAINS DRIZZLE AND OR FREEZING DRIZZLE WITH THE TIMING AND LIGHT SNOW WITH FROPA TOMORROW. AREAS WHERE IT DOES DEVELOP MAY CREATE THE POSSIBILITY FOR SOME DRIZZLE OR FREEZING DRIZZLE WITH THE DRY LAYER ALOFT. THE LIGHT DRIZZLE OR FREEZING DRIZZLE WILL TURN OVER TO LIGHT SNOW WITH ANY DRIZZLE OR SNOW ACCUMULATIONS TO BE MINIMAL.
1243 PM EST TUE NOV 24 2015 HIGH PRESSURE CENTERED OVER THE SOUTHEASTERN UNITED STATES WILL BE SLIDING UP TO THE NORTHEASTERN PART OF THE COUNTRY BY TONIGHT. HIGH TEMPERATURES TODAY WILL RANGE FROM THE UPPER 30S IN SOUTHERN MICHIGAN TO THE LOWER 50S NEAR THE OHIO RIVER. COMBINATION OF SHRTWV MOVG ACROSS SW CANADA AND UPR LOW DIGGING SE INTO THE PAC NW WILL STRENGTHEN RIDGE ALOFT MOVG INTO THE GRTLKS AND PROVIDE FAIR WX ACROSS OUR CWA TODAY/TONIGHT. SUB-FREEZING TEMPERATURES/HEAVY FROST ASSOCIATED WITH THE RADIATIONAL COOLING FOG MAY ALSO LEAD TO SOME SLICK SPOTS ON ROADS. SFC GRADIENT WILL STRENGTHEN TONIGHT AS LOW PRESSURE DEEPENS OVER THE PLAINS.
WITH SUNNY DAYS AND FREEZING TEMPERATURES AT NIGHT. SATELLITE IMAGERY SHOWS THE UPPER LEVEL CLOSED LOW CIRCULATION CENTER ROUGHLY 100 MILES OFF THE WA COAST DROPPING DUE SOUTHWARD THIS MORNING.
303 PM CST TUE NOV 24 2015 High pressure is dominating the weather across the eastern half of the country this afternoon. As the ridge axis slips further to the east, the winds are becoming more southerly. A steady southerly flow will develop across central IL Wednesday in response to gradients between high pressure centered over New England and developing low pressure over the central-northern Plains.
Overnight lows will not be as cold as the previous two nights, generally in the low to mid 40s, except near 50 across the southeast big bend.
314 PM EST TUE NOV 24 2015 HIGH PRESSURE CENTERED OVER THE SOUTHEASTERN UNITED STATES WILL BE SLIDING UP TO THE NORTHEASTERN PART OF THE COUNTRY BY TONIGHT. HOWEVER CONFIDENCE IS ON THE LOWER SIDE WITH A MORE WIDESPREAD DENSE FOG EVENT LIKE THIS MORNING. WITH FULL SUN AND LOW LEVEL WAA AHEAD OF APPROACHING TROF. SO CONFIDENCE IS ON THE HIGHER SIDE TO BUMP UP HIGHS FOR WEDNESDAY.
317 PM EST TUE NOV 24 2015 HIGH PRESSURE FROM QUEBEC WILL SLOWLY CREST OVER THE AREA LATE TONIGHT AND WEDNESDAY. A SOUTH WIND WILL INCREASE WEDNESDAY NIGHT INTO THANKSGIVING DAY AS THE HIGH MOVES EAST OF THE REGION.
/ISSUED 1151 AM CST TUE NOV 24 2015/ MOISTURE SLOWLY RETURNING IN THE LOWER LEVELS. LOWER MVFR DECK SHOULD DEVELOP OVERNIGHT AND EARLY WEDNESDAY AS WARM FRONT ARRIVES IN THE MORNING. SOME POTENTIAL FOR ADVECTION FOG NEAR GALVESTON BUT RICHER DEWPOINTS MAY NOT GET INTO THE AREA UNTIL AFTER 12Z WITH WARMER CONDITIONS AND VEERING WINDS DURING THE LATE MORNING HAMPERING THE FOG DEVELOPMENT.
410 PM EST TUE NOV 24 2015 HIGH PRESSURE WILL MOVE EAST OF THE REGION TONIGHT.
1231 PM EST TUE NOV 24 2015 HIGH PRESSURE BUILDS OVER THE AREA TODAY INTO TONIGHT.
1141 AM CST TUE NOV 24 2015 FOR 18Z TAFS /ISSUED 1029 AM CST TUE NOV 24 2015/ THE CENTER OF THE RIDGE THAT BROUGHT US LOWS IN THE UPPER TEENS TO LOWER 20S ACROSS MUCH OF NORTHERN AL AND SOUTHERN MIDDLE TN. WE ARE STILL UNDER THE INFLUENCE OF STRONG RIDGING ON THE WESTERN EDGE OF THIS FEATURE. AS ADDITIONAL UPPER LEVEL MOISTURE IS ADVECTED AROUND THE SOUTHWEST PORTION OF THE HIGH FROM THE GULF OF MEXICO INTO THE AREA. BELIEVE HIGHS WILL BE A BIT WARMER THAN YESTERDAY. HIGH PRESSURE WILL MOVE FURTHER EAST OF THE REGION.
255 PM EST TUE NOV 24 2015 DRY WEATHER AND A WARMING TREND IN TEMPERATURES CAN BE EXPECTED THROUGH THE WEEK AS HIGH PRESSURE BUILDS IN ACROSS THE REGION.
1127 AM EST TUE NOV 24 2015 HIGH PRESSURE STRETCHING FROM THE UPPER MIDWEST WILL BUILD OVER THE OHIO VALLEY TODAY AND DRIFT EAST THROUGH THANKSGIVING.
THE CENTER OF THE RIDGE THAT BROUGHT US LOWS IN THE UPPER TEENS TO LOWER 20S ACROSS MUCH OF NORTHERN AL AND SOUTHERN MIDDLE TN. WE ARE STILL UNDER THE INFLUENCE OF STRONG RIDGING ON THE WESTERN EDGE OF THIS FEATURE. AS ADDITIONAL UPPER LEVEL MOISTURE IS ADVECTED AROUND THE SOUTHWEST PORTION OF THE HIGH FROM THE GULF OF MEXICO INTO THE AREA. BELIEVE HIGHS WILL BE A BIT WARMER THAN YESTERDAY.
1134 AM EST TUE NOV 24 2015 HIGH PRESSURE CENTERED OVER THE SOUTHEASTERN UNITED STATES WILL BE SLIDING UP TO THE NORTHEASTERN PART OF THE COUNTRY BY TONIGHT. HIGH TEMPERATURES TODAY WILL RANGE FROM THE UPPER 30S IN SOUTHERN MICHIGAN TO THE LOWER 50S NEAR THE OHIO RIVER. THUS ISSUED A FREEZING FOG ADVISORY THROUGH 900AM TO ACCOUNT FOR THE FOG AND POTENTIAL ICY SPOTS DUE TO SUB-FREEZING TEMPS. COMBINATION OF SHRTWV MOVG ACROSS SW CANADA AND UPR LOW DIGGING SE INTO THE PAC NW WILL STRENGTHEN RIDGE ALOFT MOVG INTO THE GRTLKS AND PROVIDE FAIR WX ACROSS OUR CWA TODAY/TONIGHT. SUB-FREEZING TEMPERATURES/HEAVY FROST ASSOCIATED WITH THE RADIATIONAL COOLING FOG MAY ALSO LEAD TO SOME SLICK SPOTS ON ROADS. SFC GRADIENT WILL STRENGTHEN TONIGHT AS LOW PRESSURE DEEPENS OVER THE PLAINS.
334 PM EST TUE NOV 24 2015 HIGH PRESSURE REMAINS ENTRENCHED ACROSS THE SOUTHEASTERN U. HIGH PRESSURE IS FORECAST TO REMAIN ACROSS THE SOUTHEASTERN U.