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Flood Watch National Weather Service Baltimore MD/Washington DC 224 PM EDT Fri Jul 12 2024 MDZ011-014-508-130230- /O.EXB.KLWX.FA.A.0016.000000T0000Z-240713T1400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Glen Burnie, Annapolis, Baltimore, Severna Park, Odenton, Severn, Aberdeen, Arnold, and South Gate 224 PM EDT Fri Jul 12 2024 ...FLOOD WATCH IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and northern Maryland, including the following areas, in central Maryland, Anne Arundel. In northern Maryland, Southeast Harford and Southern Baltimore. * WHEN...Through Saturday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A couple rounds of heavy rainfall are likely this evening, and again late tonight into Saturday morning. Rainfall amounts will average around 1 to 3 inches with localized amounts around 3 to 4 inches possible. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information
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FFW up for Calvert/Charles/St. Mary's in MD and King George in VA Flood Watch National Weather Service Baltimore MD/Washington DC 301 PM EDT Thu Jul 11 2024 MDZ016>018-VAZ057-120715- /O.NEW.KLWX.FA.A.0016.240712T0600Z-240713T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Charles-St. Marys-Calvert-King George- Including the cities of Dahlgren, Chesapeake Beach, St. Charles, Dunkirk, Waldorf, Huntingtown, North Beach, Lusby, California, Prince Frederick, and Lexington Park 301 PM EDT Thu Jul 11 2024 ...FLOOD WATCH IN EFFECT FROM 2 AM EDT FRIDAY THROUGH FRIDAY EVENING... * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of southern Maryland, including the following areas, Calvert, Charles and St. Marys and central Virginia, including the following area, King George. * WHEN...From 2 AM EDT Friday through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Multiple rounds of heavy showers and thunderstorms will move across the area starting late tonight and continuing through Friday evening. Rainfall amounts of 2 to 4 inches are expected, with isolated higher amounts possible. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information
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No 80+ low today... DCA is 79 at 3am
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00z GFS is toasty for DC metro... 100 Sunday, 103 Monday, 104 Tuesday. Wednesday looks like a front nearby or a backdoor front as its 80 at BWI but 97 at EZF. Bit of a "break" for a few days before the heat returns at the end of the run with 100 degrees reappearing
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TOR possible tag on it now
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20/5 tor probs... 70/10 wind probs on the watch
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URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 518 NWS Storm Prediction Center Norman OK 140 PM EDT Wed Jul 10 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of District Of Columbia Maryland Southern Pennsylvania Virginia Far Eastern West Virginia Coastal Waters * Effective this Wednesday afternoon and evening from 140 PM until 1000 PM EDT. * Primary threats include... Scattered damaging wind gusts to 65 mph likely A tornado or two possible SUMMARY...Scattered storms will continue to develop and intensify across the region, with the most sustained storms potentially focused across southern Pennsylvania, interior Maryland, into northern/central Virginia. Damaging winds will be the most common severe concern. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 50 miles northeast of Hagerstown MD to 40 miles east southeast of Lynchburg VA. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU8).
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STW until 10pm
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@weatherwiz Mesoscale Discussion 1570 NWS Storm Prediction Center Norman OK 1215 PM CDT Wed Jul 10 2024 Areas affected...Parts of central/northern New York Concerning...Tornado Watch 517... Valid 101715Z - 101845Z The severe weather threat for Tornado Watch 517 continues. SUMMARY...Discrete storms in central New York will encounter increasingly favorable environment for tornadoes as the move northeast the next 1-2 hours. DISCUSSION...A few discrete storms have formed north-northeast of Binghamton. With the more dense cloud cover shifting northward, temperatures are beginning to rise into the low to mid 80s F ahead of these storms. Given the favorable storm mode and low-level shear near the warm front (effective SRH around 200 m2/s2 per objective mesoanalysis), the tornado risk with these storms will likely increase over the next 1-2 hours. ..Wendt.. 07/10/2024 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...BTV...ALY...BGM...BUF...
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The tornado in W NY seems to have been on the ground for a while... I see three separate warnings from BUF with confirmed damaging tor on the ground
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Mesoscale Discussion 1569 NWS Storm Prediction Center Norman OK 1152 AM CDT Wed Jul 10 2024 Areas affected...South-central Pennsylvania...central Maryland...northern/central Virginia Concerning...Severe potential...Watch likely Valid 101652Z - 101845Z Probability of Watch Issuance...80 percent SUMMARY...Widely scattered to scattered storms will pose a threat of mainly damaging winds and a tornado or two. A severe thunderstorm watch is likely for parts of Virginia into south-central Pennsylvania. DISCUSSION...A very moist airmass is in place across the Mid-Atlantic. Dewpoints are in generally in the low/mid 70s F. Morning observed soundings from the region suggest even limited heating would lead to surface-based destabilization. Current surface observations already show temperatures in the upper 80s to low 90s F which should be sufficient. Visible satellite shows a few updrafts beginning to deepen within the Blue Ridge. Modest mid-level ascent will occur this afternoon, particularly for northern Virginia into south-central Pennsylvania. Coupled with the approach of a cold front from the west, widely scattered to scattered storms are expected. The greatest potential for supercells will be in south-central Pennsylvania into central Maryland/northern Virginia where effective shear will be 35-40 kts. Farther south, multicells will be the predominant mode. Damaging wind gusts will be the primary hazard this afternoon. A low-end tornado threat will also be present for northern Virginia into south-central Pennsylvania, where low-level shear will be slightly greater nearer to the surface low. This is also supported by KCCX/KLWX VAD data. A severe thunderstorm watch is likely for parts of the Mid-Atlantic, though uncertainty is greater with southern extent. ..Wendt/Guyer.. 07/10/2024 ...Please see www.spc.noaa.gov for graphic product... ATTN...WFO...AKQ...CTP...LWX...RNK...
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Watch coming soon
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Updated morning AFD from LWX NEAR TERM /THROUGH TONIGHT/... A stout inversion just off the surface this morning has led to widespread low stratus across Central to Northern VA as warm air advects atop this layer. Increasing southerly winds through the day will eventually mix out these clouds by around noon time. Still on track for hot and very humid conditions this afternoon, with peak heat indices of 100-105 west of the Blue Ridge, and 105-110 to the east. Heat Advisories continue for most of the area, with Excessive Heat Warnings along the I-95 urban corridor from Baltimore to Fredericksburg into Southern MD. The continued evolution of the parameter space this evening continues to favor the development of a line of showers and thunderstorms ahead of a cold front sweeping through the area. Aided by subtle mid-level height falls, lee troughing east of the Blue Ridge, and abundant instability given the high heat/humidity will favor an increasing risk for strong to severe thunderstorms. SPC has upgraded to a Slight Risk (level 2 of 5) across northern VA into northern MD (I-66 north to the MD/PA border). Damaging wind gusts are going to be the primary threat. A tornado or two is also possible, especially in north-central MD where 25-30 kts of 0-1 and 0-3 km shear are present. As for thunderstorm timing, expect convection to begin to bubble over areas just east of Alleghenies (ahead of the dry slot) early to mid-afternoon before advancing toward the I-81 corridor and Blue Ridge around 20-22z/4-6pm. Beyond this point convection continues east toward the metros between 22-2z/6-10pm. Convection gradually wanes before midnight with any severe threat wrapping up after sunset. Convection looks to be fairly progressive with most of the guidance either forming a line or a combination of multicellular clusters. Even with that said, any thunderstorms that due form will be efficient rain producers given PWAT values upwards of 2.2 inches.
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Morning update from SPC now has SLGT risk from i66 corridor in N VA and north... MRGL down to Richmond 2/0/15 for the SLGT
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Yay more EHWs! URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 459 AM EDT Wed Jul 10 2024 DCZ001-MDZ011-013-014-016>018-504-506-VAZ053>055-057-527-101700- /O.UPG.KLWX.HT.Y.0009.240710T1600Z-240711T0000Z/ /O.NEW.KLWX.EH.W.0005.240710T1600Z-240711T0000Z/ District of Columbia-Southern Baltimore-Prince Georges- Anne Arundel-Charles-St. Marys-Calvert- Central and Southeast Montgomery-Central and Southeast Howard- Fairfax-Arlington/Falls Church/Alexandria-Stafford-King George- Central and Southeast Prince William/Manassas/Manassas Park- Including the cities of Washington, Baltimore, Bowie, Suitland-Silver Hill, Clinton, College Park, Greenbelt, Laurel, Camp Springs, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Bethesda, Rockville, Gaithersburg, Silver Spring, Columbia, Ellicott City, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Falmouth, Dahlgren, Dale City, Manassas, Woodbridge, Lake Ridge, and Montclair 459 AM EDT Wed Jul 10 2024 ...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 110 expected. * WHERE...Portions of central and southern Maryland, The District of Columbia, and portions of the northern neck of Virginia. * WHEN...From noon today to 8 PM EDT. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. * ADDITIONAL DETAILS...Very warm and humid conditions will persist into the overnight hours. Ensure to stay hydrated and find ways to stay cool.
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I just want some thunderstorms please
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@weatherwiz chasing in NY today? 10% tor probs
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2024 Short/Medium Range Severe Weather Discussion
yoda replied to Chicago Storm's topic in Lakes/Ohio Valley
Large tornado on the ground west of Evansville in Indiana Severe Weather Statement National Weather Service Paducah KY 430 PM CDT Tue Jul 9 2024 INC051-129-092200- /O.CON.KPAH.TO.W.0117.000000T0000Z-240709T2200Z/ Gibson IN-Posey IN- 430 PM CDT Tue Jul 9 2024 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR SOUTHWESTERN GIBSON AND NORTHEASTERN POSEY COUNTIES... At 429 PM CDT, a confirmed large and extremely dangerous tornado was located near Mount Vernon, moving north at 25 mph. This storm has a history of producing a large tornado. This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW! HAZARD...Damaging tornado. SOURCE...Public confirmed tornado. IMPACT...You are in a life-threatening situation. Flying debris may be deadly to those caught without shelter. Mobile homes will be destroyed. Considerable damage to homes, businesses, and vehicles is likely and complete destruction is possible. The tornado will be near... Poseyville, New Harmony, and Blairsville around 435 PM CDT. Cynthiana around 445 PM CDT. Other locations impacted by this tornadic thunderstorm include Griffin. This includes Interstate 64 in Indiana between Mile Markers 5 and 17. -
Sneaky severe threat tomorrow? SHORT TERM /WEDNESDAY THROUGH THURSDAY NIGHT/... The remnants of Beryl are expected to pass well to the north across the Great Lakes into New England. However, some of the enhanced synoptic flow may extend southward into the local area. This would be able to interact with the persistent hot, humid, and unstable thermodynamic environment. With that said, the atmosphere is certainly ripe for more widespread showers and thunderstorms. Along or just ahead of a cold front, the latest high-resolution guidance favors a later show than usual with a north/south band of convection pushing eastward to around I-95 by the early/mid evening. This should continue a slow but steady march eastward to the Chesapeake Bay before exiting after midnight. The Storm Prediction Center has upgraded most locations up to a Marginal Risk for severe thunderstorms. The current exceptions would be the Allegheny Mountains and far southern Maryland. Damaging wind gusts are the primary threat, but a brief isolated tornado cannot be ruled, especially for the more northern locations. Vertical shear is a bit stronger coupled with decent cyclonically curved low-level hodographs. Any threat for severe thunderstorms should halt by the overnight hours.
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Looks like some random showers and thunderstorms developing across the region. Good luck getting under one
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12pm 95/68 at DCA 95/71 at BWI 91/68 at IAD
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URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 352 AM EDT Fri Jul 5 2024 DCZ001-MDZ004>006-008-011-013-014-503>508-VAZ036>040-050-051-053- 054-501-502-505-506-526-527-051900- /O.CON.KLWX.HT.Y.0005.240705T1600Z-240706T0000Z/ District of Columbia-Frederick MD-Carroll-Northern Baltimore- Cecil-Southern Baltimore-Prince Georges-Anne Arundel- Northwest Montgomery-Central and Southeast Montgomery- Northwest Howard-Central and Southeast Howard-Northwest Harford- Southeast Harford-Nelson-Albemarle-Greene-Madison-Rappahannock- Orange-Culpeper-Fairfax-Arlington/Falls Church/Alexandria- Northern Fauquier-Southern Fauquier-Western Loudoun- Eastern Loudoun-Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- Including the cities of Washington, Frederick, Ballenger Creek, Eldersburg, Westminster, Reisterstown, Cockeysville, Elkton, Baltimore, Bowie, Suitland-Silver Hill, Clinton, College Park, Greenbelt, Laurel, Camp Springs, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Lovingston, Charlottesville, Stanardsville, Madison, Orange, Gordonsville, Culpeper, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Warrenton, Turnbull, Purcellville, Leesburg, Ashburn, Sterling, Haymarket, Dale City, Manassas, Woodbridge, Lake Ridge, and Montclair 352 AM EDT Fri Jul 5 2024 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... * WHAT...Heat index values up to 109 expected. * WHERE...Portions of central, north central, northeast and northern Maryland, The District of Columbia and central, northern and northwest Virginia. * WHEN...From noon today to 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur.
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URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 352 AM EDT Fri Jul 5 2024 MDZ016>018-VAZ055>057-051900- /O.UPG.KLWX.HT.Y.0005.240705T1600Z-240706T0000Z/ /O.NEW.KLWX.EH.W.0002.240705T1600Z-240706T0000Z/ Charles-St. Marys-Calvert-Stafford-Spotsylvania-King George- Including the cities of St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Falmouth, Fredericksburg, and Dahlgren 352 AM EDT Fri Jul 5 2024 ...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... * WHAT...Dangerously hot conditions with heat index values up to 112 expected. * WHERE...In Maryland, Charles, St. Marys and Calvert Counties. In Virginia, Stafford, Spotsylvania and King George Counties. * WHEN...From noon today to 8 PM EDT this evening. * IMPACTS...Extreme heat and humidity will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities.
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True. I think Ian usually gets awesome pics