Aikyam-Lab/Synoptic-Bench huggingface dataset:
A western Atlantic ridge extending well into the Southeast United States and the Sunshine State will retreat eastward, as a pesky and lengthy trough of low pressure aligned from the Central Bahamas to the south coast of the island of Cuba, and into the Yucatan Peninsula slowly moves northwestward over the next couple of days.
457 AM MDT Sun Oct 6 2019 An upper level trof will be moving southeast over CO today, and its associated front will move thru the area this morning. Dry weather will continue across the area today, but the passage of this upper system and front will lead to generally cooler temps, with high temps in the high valleys being in the 60s, and in the mid 50s to lower 60s in El Paso County, upper 40s to mid 50s in Teller County, and mostly in the lower and mid 60s over the southeast plains. Tonight temps will generally be a bit cooler, with 20s to lower 30s in the high valleys and mostly in the 30s across the southeast plains, with some mid to upper 20s in northern El Paso County.
244 PM MDT Sun Oct 6 2019 Northwest flow will flatten out over the next day as an upper trof dives out of Alaska. This trof will swing through the northern Rockies mid week bringing much colder air and the potential for snow to the state.
1106 AM MDT Sun Oct 6 2019 Upper low has pushed north of the Great Lakes in central Canada, but broad cyclonic flow remains across the northern central third of the CONUS. High pressure builds in tonight through Monday, with return flow setting up.
257 PM CDT Sun Oct 6 2019 High pressure dominated at the surface today, maintaining dry weather across the forecast area.
Expecting some increased cloud coverage later tonight into Monday morning again, though should not linger as long into the day as today with an approaching cold front and weakening upper wave from the north. Daytime max temps should still make it to the low to mid 80s for most locations.
A cold front will progress from northwest to southeast across the state bringing a wind shift with it as well as periods of rain and thunderstorms. Showers and thunderstorms continue in the north this morning along a cold front. Today Through Monday Night An upper ridge continues over the southeastern U. with an upper trough over the Plains. The upper trough will expand eastward today and Monday into eastern sections. Showers and thunderstorms continue across the north along a cold front. High pressure moves in Monday to shut off the rain. Highs today will be in the upper 60s north to the lower 90s south and only in the upper 60s to lower 70s Monday.
High pressure overhead, clear skies, and dry air should set the stage for a potentially bit colder of a night Monday night. This as a large upper trough is forecast to dig over the Western U.
Upper air analysis this morning showed the subtropical ridge centered over western Mexico with the flow over Texas from the west-northwest. There was a trough over the Northern Plains. At the surface, high pressure extended over the eastern part of our CWA and winds were mainly light and variable. A cold front was pushing through North and West Texas. Behind the front cooler air will move in. Low temperatures tonight will be about five degrees cooler than last night and then another five degrees cooler Monday night. High temperatures Monday will be about 15 degrees cooler than Sunday.
304 PM CDT Sun Oct 6 2019 A cold front will continue to push southward across south central and southeast Oklahoma this afternoon. Clouds will continue to decrease through the evening as a trough moves east of the southern Plains.
Expect warm and dry conditions today and Monday afternoon as a flat high pressure ridge develops across the region. Winds will increase Monday ahead of an approaching cold front with breezy winds in many areas by Monday evening. Rain will develop along the central and southern WA Cascades during the evening and over the remainder of the forecast area Monday night as the cold front sags south and the westerly flow increases. The Lower Columbia Basin and surrounding valleys down across the Columbia Deschutes Plateau will see little to no precipitation due to rain shadowing off the Cascades.
The upper pattern will become much more amplified with a strong upper trough expected to move across the country.
North-northeast winds will be gusty through at least 00-03Z with gusts 25 to 30 knots common before lower level ridge settles in over the region.
1149 AM EDT Sun Oct 6 2019 An approaching cold front will bring increasing rain chances today, with the heaviest rain expected late tonight and Monday morning. Behind the front, high pressure will bring mostly dry weather and fairly seasonable temperatures for the rest of the week. Lift and increasing moisture advection ahead of a cold front currently beginning to move into western Ohio will keep scattered showers in play through the afternoon. The models are hinting at a mid-level wave riding up from the Tennessee Valley that could allow showers to linger along the southeastern ridges through Monday night.
341 PM CDT Sun Oct 6 2019 Mid-afternoon sfc analysis shows our long awaited cold front sitting nearly stationary from the Ohio Valley through the Mid- South to low pressure over the Red River Valley while high pressure centered off the ern Seaboard extends wswwd across the forecast area.
A cold front will approach from the northwest during the overnight hours into the day on Monday.
Today, the upper level flow pattern is characterized by northwest flow over the Northern Plains bookended by a closed Hudson Bay low to our northeast and gradual ridging over the northern Rockies to our west.
Temperatures will be warmer, but with highs still around 5 degrees below normal.
250 PM MDT Sun Oct 6 2019 Current surface analysis shows low pressure over east central Canada, with high pressure centered over ID. Skies are sunny with temps generally in the mid 50s to mid 60s, cooler over the higher Black Hills. Quiet weather and a warming trend can be expected for the first part of the week as the ridge shifts east and eventually weakens with time.
223 PM CDT Sun Oct 6 2019 It's almost here! The cold front that will be responsible for 1-3 inches of rain in Middle TN over the next 24 hours is draped from northeast to southwest, running through Paducah, KY.
A cold front will arrive around 07/00Z with gusty northeast winds at all terminals.
Leeward troughing forms Monday with south winds increasing as the surface pressure gradient tightens across the area. Warmer air will spread north into the area as a result, with highs approaching or topping 70F most areas.
High pressure builds in tonight into Monday. Monday looks to be sunny with highs mainly in the 60s -a beautiful autumn day! High pressure ridge axis shifts east into the Great Lakes region Monday night, setting up increasing southerly winds.
Say Good Bye to the Pesky Heat and Possible Rain Mainly A cold front will push south, across West Central Texas, tonight and enhance the potential for rain. Likely Cooler with Possible Rain Late Week. The medium-range models still develop an upper trough, over the Northern Rockies, late this week. This will likely send another cold front south, across Texas.
1215 PM EDT Sun Oct 6 2019 An approaching cold front will bring increasing rain chances today, with the heaviest rain expected late tonight and Monday morning. Behind the front, high pressure will bring mostly dry weather and fairly seasonable temperatures for the rest of the week. Lift and increasing moisture advection ahead of a cold front currently beginning to move into western Ohio will keep scattered showers in play through the afternoon. The models are hinting at a mid-level wave riding up from the Tennessee Valley that could allow showers to linger along the southeastern ridges through Monday night.
/Tonight through Monday Night/ Main feature dominating the short term is the cold front progged to move across the region overnight. Surface heating combined with a positively tilted mid-level trough will support convection along the frontal boundary through the mid to late evening. North to northeast winds around 15 mph with higher gusts will usher in much cooler air on Monday with high temperatures forecast to only climb into the mid 70s. Overnight lows on Monday night forecast to fall into the low to mid 50s.
The front is washing out today across the northern half of the area as a weak trough from the Bahamas shifts west over the state for Monday. The upper low over the Bahamas region will merge with an approaching trough from the NW. Lows tonight in the lower to mid 70s.
232 PM EDT Sun Oct 6 2019 A slow-moving cold front will bring wet weather to Central Pennsylvania through Monday.
High pressure south of the region, along with a weak upper level ridge will bring warm temperatures on Monday with highs reaching the mid 60s, to the low 70s.
/Tonight through Sunday/ A thick status layer has been in place across Iowa through much of the day, associated with lingering mid-level moisture from the departing low pressure system now over northern Manitoba and Ontario. Building high pressure across the central US will keep iowa warm and dry through the first half of the week with temperatures around seasonal averages for this time of year in the upper 60s to low 70s. Meanwhile a deepening trough across the Pacific northwest will start to push east towards the northern Rockies. This system will have several potentially impactful components for Iowa, including: much cooler temperatures (the coldest of the season thus far), gusty winds, and possible frozen precipitation.
942 AM MDT Sun Oct 6 2019 Dry, breezy, and warmer day remains on track across the area today. A warmer dry and breezy pattern takes hold of the northern rockies for the next few days.
1222 PM CDT Sun Oct 6 2019 Upper level trough will swing through the area today producing cloudy conditions for most of your Sunday, but no precipitation expected and clearing by Sunday evening.
1238 PM CDT Sun Oct 6 2019 A secondary surge of cooler air will cause gusty northeasterly winds to develop at the terminals later this afternoon. /issued 402 AM CDT Sun Oct 6 2019/ Weak cold front is just about to clear the southwestern South Plains but on the heels of this front will be a second surge that will push across the forecast area through the day. This second front will help hold highs about 10 degrees cooler from yesterday and had to increase wind speeds in the grids above what the blend provided.
\/Hodanish An upper level trof will be moving southeast over CO today, and its associated front will move thru the area this morning. Dry weather will continue across the area today, but the passage of this upper system and front will lead to generally cooler temps, with high temps in the high valleys being in the 60s, and in the mid 50s to lower 60s in El Paso County, upper 40s to mid 50s in Teller County, and mostly in the lower and mid 60s over the southeast plains. Tonight temps will generally be a bit cooler, with 20s to lower 30s in the high valleys and mostly in the 30s across the southeast plains, with some mid to upper 20s in northern El Paso County.
An upper low is over the western Gulf of Mexico, and lift along its eastern flank supports scattered thunderstorms over the Bay of Campeche. A mid to upper- level low is northeast of the Bahamas, bookending a broad upper- level anticyclone over the western Caribbean and Cuba. The portion of the low-level trough over Cuba will lift northward tonight and Monday.
Monday-Monday night: Southwest flow (increasing WAA), sunny/clear skies will support highs in the low to mid 60s and lows about 10F warmer (45-49).
A much anticipated cold front should move through the area tomorrow and into tomorrow evening.
Second cold front is located across the extreme northern Panhandle this afternoon and will continue to gradually move to the south this afternoon and evening.
248 PM CDT Sun Oct 6 2019 We are keeping our eye to the north and eagerly awaiting a cold front which has just entered the TX Panhandle.
238 PM CDT Sun Oct 6 2019 A cold front near the Ohio Valley, will cause unsettled weather to continue south of the I-70 corridor, into tonight. The front will push well southeast of the area on Monday, as high pressure moves in. This high will provide dry and mild weather through mid-week. With clearing late, lows should drop into the lower 40s west of the IL River. High pressure over the central Plains begins to shift east, providing light winds and dry and mild weather. The upper level pattern through mid-week features a deepening trough over the western U.
323 PM CDT Sun Oct 6 2019 Positive-tilt upper trough pushing southeast into the Plains today allowing for enough upglide in the shallow mid-level moisture for some spotty sprinkles in southern locations for much of the day. Frost potential also minimal with all guidance keeping lows in the upper 30s at the lowest and the aforementioned mixing.
Behind the front, high pressure will bring mostly dry weather and fairly seasonable temperatures for the rest of the week. Lift and increasing moisture advection ahead of a cold front currently moving into western Ohio will keep scattered showers in play through the afternoon. The models are hinting at a mid-level wave riding up from the Tennessee Valley that could allow showers to linger along the southeastern ridges through Monday night.
334 PM CDT Sun Oct 6 2019 cold front currently situated from central AR through south central OK this afternoon. Rain and thunder across those areas will lessen with time as the front will begin to surge southeast as an upper trough swings through the plains.
Lee troughing will ramp up for Tue as an impressive upper trough starts to dig over the Pacific Northwest. By Wed evening, deep upper trough is expected to extend from the northern Rockies into the Central Great Basin. Both ECMWF and GFS agree on swinging the deep trough out into the High Plains Thu afternoon into Thu evening with a strong cold front also pushing through the forecast area during the same time frame. A few showers across southeast KS will gradually exit eastward by mid to late afternoon, as an upper trough approaches from the northwest.
Lows tonight should be the warmest in the southeast where the clouds hold on the longest with readings in the low 50s and low to mid 40s in the northwest.
With the emerging daylight, satellite imagery shows clear skies across the region, except from areas of low cloud clinging to mountain ridges. Monday will be warmer with strong and gusty westerly winds expected across north central Montana.
1117 AM MDT Sun Oct 6 2019 An upper level trof will be moving southeast over CO today, and its associated front will move thru the area this morning. Dry weather will continue across the area today, but the passage of this upper system and front will lead to generally cooler temps, with high temps in the high valleys being in the 60s, and in the mid 50s to lower 60s in El Paso County, upper 40s to mid 50s in Teller County, and mostly in the lower and mid 60s over the southeast plains. Tonight temps will generally be a bit cooler, with 20s to lower 30s in the high valleys and mostly in the 30s across the southeast plains, with some mid to upper 20s in northern El Paso County.
1211 PM EDT Sun Oct 6 2019 A slow-moving cold front will approach from the west today, then push across Pennsylvania Monday.
The wind field shown by surface obs depict an inverted trough axis off the Southeast Florida coast this evening. Loops of radar imagery and PW imagery both show a westward-moving spin as well, with an increase in PW values within the trough. On Monday, a broad east-west trough currently near the south coast of Cuba will lift northward across the Keys. MIMIC PW imagery currently shows a sharp increase in moisture south of the trough axis, and this air mass will arrive over the Keys as the trough passes. From synopsis, a weak trough of low pressure stretches from the Bay of Campeche to the Bahamas. The portion of this trough currently over Cuba will lift slowly northward through Monday.
514 PM CDT Sun Oct 6 2019 For this evening, took out convection across our southeast CWA as the upper trough will be pushing the cold front further southeast and out of our area. /issued 304 PM CDT Sun Oct 6 2019/ A cold front will continue to push southward across south central and southeast Oklahoma this afternoon. Clouds will continue to decrease through the evening as a trough moves east of the southern Plains.
624 PM CDT Sun Oct 6 2019 /00Z TAFS/ Scattered convection continues along and south of a cold front pushing across West Central Texas. Say Good Bye to the Pesky Heat and Possible Rain Mainly A cold front will push south, across West Central Texas, tonight and enhance the potential for rain. Likely Cooler with Possible Rain Late Week. The medium-range models still develop an upper trough, over the Northern Rockies, late this week. This will likely send another cold front south, across Texas.
We will see MVFR over the cooler surface only slowly improve all morning, but lifting to VFR by Noon or so.
At 22Z based on the wind shifts the cold front is in southern KY and rapidly approaching TN.
We expect mostly clear skies and lows in the low to mid 30s southwest, to around 40 along the Missouri coteau region north and east central. Today, the upper level flow pattern is characterized by northwest flow over the Northern Plains bookended by a closed Hudson Bay low to our northeast and gradual ridging over the northern Rockies to our west.
/Issued 334 PM CDT Sun Oct 6 2019/ cold front currently situated from central AR through south central OK this afternoon. Rain and thunder across those areas will lessen with time as the front will begin to surge southeast as an upper trough swings through the plains.
1030 PM EDT Sun Oct 6 2019 A slow-moving cold front will bring wet weather to Central Pennsylvania through Monday.
Cold front has cleared the forecast area with strongest convection now focused east and south of the region.
937 PM CDT Sun Oct 6 2019 Thunderstorm activity over the Muscle Shoals/Florence area has died down, but more is on the horizon over western Tennessee ahead of the cold front. As alluded to in the previous discussion, the cold front should continue to make its way ewd across the area during the day Mon. Cooler air should also quickly spread into the area with the passage of the front, with more seasonal highs Mon in the lower/mid 70s for most spots. This trend will continue into Mon night, with seasonal lows early Tue in the lower/mid 50s, as high pressure builds ewd into the Midwest/OH Valley states.
Positive-tilt upper trough pushing southeast into the Plains today allowing for enough upglide in the shallow mid-level moisture for some spotty sprinkles in southern locations for much of the day. Frost potential also minimal with all guidance keeping lows in the upper 30s at the lowest and the aforementioned mixing.
702 PM EDT Sun Oct 6 2019 A steadily drying low level environment ensures clear skies hold across the lowest 10 kft through Monday morning. * None Abundant sunshine areawide in the wake of the surface cold front which cleared the area early this afternoon. These clouds are forecast to mainly cover the northwestern zones where current dewpoints are on the lower side, in the mid 40s.
512 PM MDT Sun Oct 6 2019 Current surface analysis shows low pressure over east central Canada, with high pressure centered over ID. Skies are sunny with temps generally in the mid 50s to mid 60s, cooler over the higher Black Hills. Quiet weather and a warming trend can be expected for the first part of the week as the ridge shifts east and eventually weakens with time.
Scattered areas of showers/tstms are beginning to develop across portions of NW AL in advance of a cold front located from the OH Valley SW into the Mid South region. The front should begin to usher some cooler air into the region, although this may be delayed more til Mon, as lows fall into the lower/mid 60s for most locations. As alluded to in the previous discussion, the cold front should continue to make its way ewd across the area during the day Mon. Cooler air should also quickly spread into the area with the passage of the front, with more seasonal highs Mon in the lower/mid 70s for most spots. This trend will continue into Mon night, with seasonal lows early Tue in the lower/mid 50s, as high pressure builds ewd into the Midwest/OH Valley states.
/issued 514 PM CDT Sun Oct 6 2019/ For this evening, took out convection across our southeast CWA as the upper trough will be pushing the cold front further southeast and out of our area. /issued 304 PM CDT Sun Oct 6 2019/ A cold front will continue to push southward across south central and southeast Oklahoma this afternoon. Clouds will continue to decrease through the evening as a trough moves east of the southern Plains.
An approaching cold front that is currently draped across Central Texas will continue south toward all TAF sites. Upper air analysis this morning showed the subtropical ridge centered over western Mexico with the flow over Texas from the west-northwest. There was a trough over the Northern Plains. At the surface, high pressure extended over the eastern part of our CWA and winds were mainly light and variable. A cold front was pushing through North and West Texas. Behind the front cooler air will move in. Low temperatures tonight will be about five degrees cooler than last night and then another five degrees cooler Monday night. High temperatures Monday will be about 15 degrees cooler than Sunday.
635 PM CDT Sun Oct 6 2019 A cold front near the Ohio Valley, will cause unsettled weather to continue south of the I-70 corridor, into tonight. The front will push well southeast of the area on Monday, as high pressure moves in. This high will provide dry and mild weather through mid-week. With clearing late, lows should drop into the lower 40s west of the IL River. High pressure over the central Plains begins to shift east, providing light winds and dry and mild weather. The upper level pattern through mid-week features a deepening trough over the western U.
629 PM CDT Sun Oct 6 2019 High pressure dominated at the surface today, maintaining dry weather across the forecast area.
It's almost here! The cold front that will be responsible for 1-3 inches of rain in Middle TN over the next 24 hours is draped from northeast to southwest, running through Paducah, KY.
Cold front crossing the Red River into North Texas this evening, expected to move through Monday morning across our region. /issued 341 PM CDT Sun Oct 6 2019/ Mid-afternoon sfc analysis shows our long awaited cold front sitting nearly stationary from the Ohio Valley through the Mid- South to low pressure over the Red River Valley while high pressure centered off the ern Seaboard extends wswwd across the forecast area.
1212 AM EDT Mon Oct 7 2019 A cold front will approach tonight and cross the region Monday into Tuesday.
Second cold front is located across the extreme northern Panhandle this afternoon and will continue to gradually move to the south this afternoon and evening. Upper level ridging will begin to move into the area for Monday and Tuesday leading to weaker winds.
Northerly winds will increase out of the north once the cold front moves through the terminals and stay around 10 kts for the remainder of the forecast with some gusts to 20 kts during the late morning/early afternoon.
A ridge of high pressure will pass through the region today. The ridge will shift east of the region tonight into Tuesday.
The long awaited "first cold front of fall" is now on our doorstep extending roughly from just west of Shreveport southwest to San Antonio. CAA in the wake of the front is forecast to keep afternoon highs across central LA in the lower 80's. Much more seasonal temperatures expected on Tuesday with plenty of sunshine as dry air through much of the column and weak high pressure at the surface prevail.
1125 PM CDT Sun Oct 6 2019 High pressure dominated at the surface today, maintaining dry weather across the forecast area. High pressure will remain over the region through Monday and Tuesday, allowing dry weather to persist.
Scattered showers and storms will occur around and near each taf site from 10z to 22z with the approaching cold front.