Aikyam-Lab/Synoptic-Bench huggingface dataset:
Temperatures are much cooler across the area today, ranging from the mid 50s north to the mid 60s along the I-10 corridor behind a cold front that moved through the area this morning. An upper level low located over north central Mexico is currently retrograding slowly to the southwest with upper level troughing extending to the northeast over Texas. There is just enough synoptic lift associated with the upper trough to create the isolated/scattered shower activity. With the upper level low off to our southwest, mid/upper level moisture will continue to stream across the area. Northeast flow in the lower levels will continue to keep temperatures relatively cool Wednesday, and filter in somewhat drier air through tomorrow afternoon.
Midlevel cloudiness will continue until tomorrow afternoon after which expecting clearing skies coinciding with a cold frontal passage. Allowed the High Risk of Rip currents to expire this evening. The strongly positive tilt trof from the Great Lakes southwest to southern texas will progress southeastward tonight into Wednesday as the southern part of the trof breaks off and retrogrades westward. An associated cold front will move through the area Wed afternoon with a cooler and drier airmass moving in. Lows tonight will be in the low to mid 50s inland to low 60s along the coast.
Tonight Through Tuesday Winds aloft will increase over western and central Wyoming as a Pacific low pressure trough moves into the Pacific Northwest and Northern California. Tuesday Night Through Monday Tuesday night will continue to be dominated by the building high pressure ridge with warming continuing.
1141 AM CST Mon Nov 14 2016 16z/10am surface analysis shows weak cold front extending from near Madison, Wisconsin to just east of Kansas City. Light southerly winds ahead of the boundary are bringing warmer air into central Illinois this morning, with current temperatures already reaching the middle to upper 50s. Given southerly flow and a good deal of sunshine heating the very dry airmass, have raised afternoon highs by a couple of degrees into the lower 60s. A weak cold front. switching to NW Monday night as the cold front passes across the area. Expect highs today in the lower 60s up a few degrees from yesterday with southerly winds. followed by lows ranging from the upper 30s to the lower 40s Monday night.
359 PM CST Mon Nov 14 2016 A modest cumulus field has developed over much of the region this afternoon ahead of a cold front advancing southeast along the Red River Valley, nearing the DFW metroplex in the next hour or two.
245 PM CST Mon Nov 14 2016 WV imagery shows a weak upper trough passing thru West Texas and Southeast New Mexico, w/light northerly flow at the sfc. For tonight, the NAM is trending warmer at KMRF/KE38, whereas the GFS is trending colder.
256 PM CST Mon Nov 14 2016 The dry and warm weather conditions will continue this period across Kansas as the upper level ridge amplifies across the central plains.
923 AM PST Mon Nov 14 2016 Continued very warm today for inland areas today under strengthening high pressure. Slightly cooler Tuesday.
A weak cold front, currently just south of I-20, will move south through the rest of west central Texas this afternoon. A weak cold front will move through the area today, approaching the Interstate 20 corridor by 17Z and the Interstate 10 corridor by early afternoon. /issued 242 AM CST Mon Nov 14 2016/ (Today and Tonight) A weak cold front will move south into the northern Big Country early this morning, reaching the I-20 corridor around noon. By late afternoon the cold front will be through the I-10 corridor. Despite the cold frontal passage, afternoon highs will still warm above seasonal norms with lower 70s for the Big Country and mid to upper 70s for the remainder of the forecast area.
1102 AM EST Mon Nov 14 2016 High pressure will keep fair skies and mild temperatures over NY and PA through this evening. Another quiet day is forecast Monday as high pressure continues to dictate our weather.
1148 AM CST Mon Nov 14 2016 Lower clouds continue to scour out late this morning as we have warmed considerably with increasing S/SW flow winds ahead of an approaching cold front. Clouds will increase once again later this afternoon and evening with the approaching trough and frontal passage so still keeping with mostly cloudy wording for most zones. Otherwise, light southwest winds to prevail ahead of the cold front.
233 PM CST Mon Nov 14 2016 Current surface analysis places high pressure over the Great Basin into the central/southern plains, while low pressure trough dips through the southern prairie provinces into the northern plains. Upper level analysis places deep trough over the eastern Pacific with flat ridging over much of the western conus. A few weak waves moving through the ridge continue to produce occasional cloud cover and a couple light showers over northern Montana. short wave slides east with ridging building back into the area resulting in clearing skies with mild temperatures.
214 PM CST Mon Nov 14 2016 For the 14/18Z terminals expecting VFR for most sites into the evening until cold front approaches with MVFR ceilings developing as gulf moisture increases ahead of the boundary and upper trough of low pressure. /issued 1148 AM CST Mon Nov 14 2016/ Lower clouds continue to scour out late this morning as we have warmed considerably with increasing S/SW flow winds ahead of an approaching cold front. Clouds will increase once again later this afternoon and evening with the approaching trough and frontal passage so still keeping with mostly cloudy wording for most zones.
Snow levels will remain in the 7000-8000 feet range, and thus only the highest mountains will receive snowfall.
Temperatures will remain in the lower 70's for today and Tuesday. High pressure will move in after that weak frontal passage Tuesday, and temperatures will rebound the latter half of the week.
Temperatures are 6 degrees warmer than yesterday at this time at DIA. This will result in another dry and warmer than average day. Readings across the plains are expected to be near 70 degrees while the high country sees readings from the 40s over higher elevations to near 60 in the high valleys.
1025 AM PST Mon Nov 14 2016 Wet weather will continue today as a moist cold front tracks through the Inland Northwest.
A cold front is currently sagging southward across the forecast area and will settle over southern and central Oregon by this afternoon. The front will begin to lift northward as a warm front late today and overnight.
145 PM EST Mon Nov 14 2016 Low pressure will continue to shift north of the region today. High pressure will then prevail through late week.
1247 PM EST Mon Nov 14 2016 Weak low pressure will move north across the Outer Banks today, and just off the mid- Atlantic coast by Tuesday.
Tonight will remain quiet, and kept the temps going into the upper 20s in the cooler valleys given the almost desert like reactions overnight. We may also see a increase in clouds across our western CWA border toward dawn as cold front approaches. Tuesday a cold front will approach and move through west to east. This cold front is dry and weak therefore little impact is expected, other than slight increase in temps and more cloud cover.
259 PM CST Mon Nov 14 2016 20z/2pm surface analysis shows a weak cold front extending from near Madison, Wisconsin to just east of Kansas City, Missouri. The airmass ahead of the boundary remains quite dry, although surface dewpoints have risen slightly into the lower to middle 40s across central Illinois this afternoon.
349 PM CST Mon Nov 14 2016 Temps this afternoon have risen into the 70s across the Panhandles as ridging begins to fill into the region.
High pressure will bring dry and mild conditions through Tuesday.
332 PM EST Mon Nov 14 2016 High pressure will prevail through late week.
Progressive U/L pattern across the CONUS to start the period as a building U/L ridge over the inter-mountain will induce deep troughing along the eastern seaboard tonight and Tuesday. At the surface, a weak cold front will push slowly south across the Florida peninsula tonight with mostly cloudy skies and a few very light showers or sprinkles. High pressure will build over the forecast area in the wake of the front with clearing skies from north to south and slightly cooler drier air advecting across the region with temperatures dropping a few degrees below climatic normals.
1135 AM CST Mon Nov 14 2016 At H5 strong gulf of Alaska closed low that will be weather maker for northern and central plains late week. There is a ridge over the west dampened by the gulf of Alaska low. There is a trough exiting the northern plains moving towards the Great Lakes and another trough through the Mississippi Valley into the southeast CONUS. Cold front that moved through western Nebraska yesterday is south into the Texas panhandle. Cooler air will filter south into western Nebraska through the day. The upper ridge will push east with western Nebraska in fast northwest flow.
Upper level high pressure ridge will be building in gradually from the west.
SHORT TERM (Tonight through Tuesday Night):Pesky mid and high level cloudiness continues to linger over Deep South Texas and the Rio Grande Valley, with KBRO doppler radar picking up isolated patches of light rain within Hidalgo and Cameron Counties and the Lower Texas coastal waters south of Arroyo City. Warmer temperatures are likely during the period given the abundant sunshine expected.
High An area of stratus associated with colder temps aloft behind a trough continues to approach from the southwest.
Column does cool however with warm start temperatures should be able to recover into the low to mid 50s with w-nw surface flow so another day with well above average temperatures.
1051 AM MST Mon Nov 14 2016 Dry and unseasonably mild weather will continue across the region during the early part of the week as a shallow ridge forms over the area.
127 PM EST Mon Nov 14 2016 Low pressure will lift northeast of the area today.
221 PM EST Mon Nov 14 2016 Low pressure along the Virginia coast will track east of the Delmarva tonight.
The high will propagate NE to the mid Atlc by late week, veering our winds out of the Northeast. The next cold front is forecast cross the area around Sat night with little chance for rain at this time.
Cold front off the coast 130W will move inland across Oregon Tuesday and into our CWA Tuesday afternoon and evening.
106 PM CST Mon Nov 14 2016 In the immediate near term, a cold front extends from the upper Mississippi river valley, southwestward across western MO into eastern OK. After fropa tonight, the upper ridge starts to crank up heights again tmrw, from the west, as the mean long wave trof translate to the east.
141 PM MST Mon Nov 14 2016 Upper ridge centered over southern California today will move into the desert southwest tomorrow. Humidity will be low again on Tuesday, but winds will be light as the lee trough weakens and moves out of the area, so no fire weather concerns are anticipated.
GAH The upper flow pattern consists of a large northeast Pacific trough/storm system with the upper low center located just south of Kodiak Island. Tuesday another ridge moves over Montana. Models also show a cold front and a southwesterly flow that could generate additional light showers during the day and Tuesday night.
256 PM CST Mon Nov 14 2016 18Z surface data has a dry cold front running from near KGRB into northern Missouri. A dry front will exit the area this evening followed by high pressure tonight.
Gusty winds this afternoon a result of the combination of lee side troffing and mixing of 40-50 kt mid level flow.
Surface ridging at the surface, brief zonal flow aloft, and over all dry atmospheric column has resulted in another day of dry and mostly clear conditions across Central Alabama. Expect overnight lows in the upper 30s to mid 40s, with the typically cooler spots in the northeast in the lower 30s. Ridging builds back into the area quickly for mid week.
Tri appears to be doing better with visibility in the high end of mvfr and this terminal may mix out in another hour or two.
238 PM CST Mon Nov 14 2016 Our area will remain on the backside of an approaching bulge of upper level high pressure through Tuesday with dry subsident conditions dominating. 850 millibar temperatures tomorrow versus today look slightly warmer, and we boosted highs for tomorrow another degree or two to near 80 on the Caprock and lower 80s across the Rolling Plains.
119 PM EST Mon Nov 14 2016 Low pressure will lift northeast of the area today.
351 PM CST Mon Nov 14 2016 A weak cold front that extended southeast of a Gainesville to Comanche line as of 3 PM will move southeastward though the rest of the forecast area during the rest of the afternoon through the evening hours. Winds will back to the southwest during the afternoon as lee side trough starts to develop.
Surface wise, an area of low pressure is developing just offshore of the North Carolina coast with a broad area of high pressure spreading from the southeast United States and across the eastern Gulf of Mexico.
The eastern CONUS trough has cleared the mid/upper level clouds across most of the region this afternoon. At the surface, weak ridging prevails with light northerly winds. Lows tonight will fall into the low to mid 40s inland, and around 50 degrees nearer to the coast.
333 PM CST Mon Nov 14 2016 (Tonight and Tuesday) A weak cold front is moving through the southern part of west central Texas this afternoon, but is little more than a wind shift. An upper level ridge over the southwestern states will begin to shift east into Texas on Tuesday.
421 PM EST Mon Nov 14 2016 High pressure over the North Country today will continue to provide dry conditions to the region tonight before a developing area of low pressure over the North Carolina coast brings a round of rain showers Tuesday afternoon and night.
300 PM MST Mon Nov 14 2016 High pressure remains in control today and tomorrow with just some passing high cirrus clouds streaming across the area.
243 PM MST Mon Nov 14 2016 Upper ridge centered over southern California today will move into the desert southwest tomorrow. Humidity will be low again on Tuesday, but winds will be light as the lee trough weakens and moves out of the area, so no fire weather concerns are anticipated.
303 PM EST Mon Nov 14 2016 Low pressure over lake michigan will move east and pull a cold front across the area tuesday night.
1018 AM MST Mon Nov 14 2016 Flat upper ridge expected across the nrn plains early this week with a series of trofs tracking along the US/Cndn border. Today will likely be the warmest day with downslope flow ahead of a sfc trof pushing temps well into the 60s most areas, possibly near 70 south/east of the Blkhls. Temps will likely be a couple degrees cooler Tuesday behind the sfc.
308 PM EST Mon Nov 14 2016 An upper level low and an associated area of low pressure will lift northeast away from the area tonight, followed by another upper level trough on Tuesday. An upper level ridge then will build east over the region for the latter half of the work week.
416 PM EST Mon Nov 14 2016 A weak pressure trough will cross the region on Tuesday afternoon and evening, resulting in a brief increase in cloud cover and humidity.
1045 AM CST Mon Nov 14 2016 16z/10am surface analysis shows weak cold front extending from near Madison, Wisconsin to just east of Kansas City. Light southerly winds ahead of the boundary are bringing warmer air into central Illinois this morning, with current temperatures already reaching the middle to upper 50s. Given southerly flow and a good deal of sunshine heating the very dry airmass, have raised afternoon highs by a couple of degrees into the lower 60s. A weak cold front. switching to NW Monday night as the cold front passes across the area. Expect highs today in the lower 60s up a few degrees from yesterday with southerly winds. followed by lows ranging from the upper 30s to the lower 40s Monday night.
Mid afternoon surface analysis had a 1018mb ridge from the western Gulf across our southwest zones and over north Mississippi. This high has helped keep the Gulf closed and a dry airmass over our CWA. Temperatures have climbed into the low to mid 70s mixing surface dew points into the mid 30s. Due to increasing clouds tonight, morning lows will be warmer than the last several night.
310 PM CST Mon Nov 14 2016 A weak cold front will push through the area this evng. plus 850 temps are a little warmer.
The northerly flow is pushing the low and mid cloud deck southward toward the Ocala and Flagler Beach areas. As we go trough the overnight hours high pressure will build into Georgia and Alabama with a light northerly flow. upper trough shifts east of FL peninsula while upper ridge builds over Gulf Coast states.
Northwest flow aloft is building in behind an exiting longwave trough this morning. Warming trend today and Friday as upper ridge in the eastern Pacific slowly replaces the upper trough that was over our area the past few days.
Dewpoint temperatures are slightly higher with readings in the lower 80s over the coastal counties. The low level thermal profile is slightly warmer than yesterday.
Southeast winds will increase, with gusts in the lower 20 knots during the afternoon. /issued 404 AM CDT THU AUG 11 2016/ SHORT TERM (Today through Friday): Before the daytime heating really gets going this morning, there is a threat for a brief shower or two for the lower valley this morning, as a few streamer showers noted on radar try to move ashore near KBRO. The H5 ridge remains dominant across the south.
14 UTC surface analysis shows a 1014 mb low pressure area nearly stationary across the southern MS/AL border.
1001 AM EDT THU AUG 11 2016 High pressure ridge continues to nose westward across the Carolinas into the area. Broad area of low pressure over central Mississippi is drifting slowly NW. Expect best chances over southern half of area where broad trough extends NE from that MS low center. Chattanooga Airport, TN 93 75 94 75 / 30 20 20 20 Knoxville McGhee Tyson Airport, TN 91 72 91 73 / 30 20 20 20 Oak Ridge, TN 91 72 92 74 / 20 20 20 20 Tri Cities Airport, TN 89 70 90 70 / 30 20 30 20.
Dry high pressure centered over western Montana should be pushing into ND today. With the upper low over south central Canada in place today giving ND cyclonic flow aloft, will add mention of slight chance of showers/thundershowers in the northern counties this afternoon.
909 AM EDT THU AUG 11 2016 High pressure will be Northeast of the region Today, with Southeast flow over the area.
We will have to watch and see if any outflow boundaries form that might be enough to kick off a few cells over the Upper Snake Plain, which is depicted in some of the higher resolution models.
High pressure aloft will maintain VFR conditions thru the period at the TAF sites. /Issued 925 AM CDT THU AUG 11 2016/ H5 ridging still in place over the region today, downstream from troughing over the Western CONUS. H85 temps are forecast to be slightly warmer than yesterday and thus high temps should be a couple degrees or so warmer than yesterday as well. Relief is coming though, as the Western CONUS trough migrates east and pushes a front thru the region this weekend. /Issued 324 AM CDT THU AUG 11 2016/ 594-595DM upper ridge remains in control across the forecast area. The upper ridge will finally begin to break down/shift south by Friday as a broad upper trof passes through the northern/central Plains.
Meanwhile, a weak inverted trough is migrating westward across the Florida Straits and Florida Keys. Short Term Update - Broad ridging will remain north of the Florida Keys this afternoon, while the weak trough continues to move westward through the Florida Keys and surrounding area. Winds are expected to relax a bit as the trough weakens and moves through. Broad ridging will remain north of the Florida Keys while a subtle inverted trough migrates westward through Florida Keys waters.
The Southern CONUS upper high is progged to be shunted east this weekend as weak upper trough advances out of the West.
A low pressure system along the Gulf Coast continues to push slowly westward. West Alabama should see more shower development today due to closer proximity of low pressure system.
521 AM MDT THU AUG 11 2016 Active wet weather pattern ahead in the short term as a cold front moves into the area from the north. It will be noticeably cooler today and Friday.
Thunderstorms likely to be farther west today as upper high pressure shifts slight westward toward West Texas. A subtle short wave trough is noted moving northeastward across eastern New Mexico and is responsible for spawning showers from eastern New Mexico to parts of the South Plains and Rolling Plains early this morning. Water vapor imagery is also showing the subtropical moisture plume getting pinched across New Mexico by dry air associated with a short wave trough moving across the western CONUS and the subtropical upper ridge centered over East Texas wobbling back to the west. As for temperatures, thickness increases associated with the upper ridge drifting westward suggest highs 2 to 4 degrees higher today than yesterday for the eastern half to two-thirds of the area but closer to persistence for western zones.
/issued 338 AM CDT THU AUG 11 2016/ Upper trough over the Intermountain West will swing east the next few days weakening the upper ridge. This will bring a change in the recent unseasonably hot wx with a potential for some cooler and wet wx. As the trough passes off to the east the ridge will build in behind it.
A ridge of high pressure will build over the region this weekend. Water vapor loop shows a trough has stalled to the west as a strong wave drops down the backside over western Idaho. An upper trough currently crossing the Great Basin will continue eastward today.
1123 AM EDT THU AUG 11 2016 An area of low pressure will drift westward along the Gulf Coast over the next few days allowing Bermuda high pressure to become more dominate in the forecast area.
Expect little change in area weather with a ridge of high pressure remaining to our east and surface winds becoming more southerly.
925 AM PDT THU AUG 11 2016 A trough of low pressure moving across California will bring seasonal weather today.
The highest concentration will likely be this afternoon and evening north of Interstate 96. An area of low pressure will move along the front Thursday and Thursday night across Illinois and Indiana.
Gosselin Scattered thunderstorms will continue into the evening, particularly along and south of I-70 where the low level convergence will be the strongest nearest the quasi-stationary front currently over southern Illinois and southeast Missouri. Lows tonight will likely fall be in the lower to mid 70s which is close to MOS lows.
Significant convection is occurring over West Tennessee/Kentucky this hour as a strong upper trough draws closer to the mid state.
Surface ridging remains fixed across the central FL peninsula. High pressure, drier/warmer air aloft continue to dominate the weather pattern.
But overall activity should remain below normal as area remains under influence of strong ridge at low/mid levels. /issued 437 PM EDT WED JUL 27 2016/ High pressure centered northeast of the region will keep southeasterly winds in place. Synoptically, powerful Bermuda ridge will be the dominant feature impacting South Florida weather through the short term. Although overall weather pattern is not expected to change through the extended, several features moving westward around the base of the deep-layer ridge will influence South Florida weather.
724 PM EDT WED JUL 27 2016 High pressure over the region will keep above normal temperatures in the forecast through the end of the week. An upper level ridge remains along with a weak lee-side trough over the area. Large scale subsidence will allow for another hot day with 850 mb temperatures near or slightly warmer than previous days. The chance for showers and thunderstorms remains low with the ridge aloft and a drier atmosphere.
918 PM EDT WED JUL 27 2016 A cold front will approach tonight and stall across central areas on Thursday.