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yoda

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  1. Afternoon discussion from LWX already talking it up some for Monday On Monday, the aforementioned cold front will approach and move through our area bringing unsettled weather. Confidence continues to increase for severe weather ahead of the frontal passage Monday evening. The most recent guidance continues to indicate bulk shear values between 30-40 knots with CAPE values between 1000-1500 J/kg. Southerly flow ahead of the frontal passage will usher in ample moisture with PWAT values nearing and even exceeding 2 inches along I-95. While the signal for severe weather has persisted for a few days now, uncertainty remains regarding timing due to the system being 5 days away. At this time, damaging winds will likely be the primary threat for Monday. However, large hail and a tornado are possible as well. Isolated instances of flooding are also possible with the moist airmass.We will continue to monitor this system as it approaches.
  2. Sigh Broadcast media reports "numerous trees and branches blew down around Dupont Circle, including several on to people"
  3. Velocities are 70 to 80mph for a pretty good portion of this line from VA into MD
  4. Severe Weather Statement National Weather Service Baltimore MD/Washington DC 519 PM EDT Sat Jul 29 2023 DCC001-MDC033-VAC059-510-292130- /O.CON.KLWX.SV.W.0218.000000T0000Z-230729T2130Z/ District of Columbia DC-Prince Georges MD-Fairfax VA- City of Alexandria VA- 519 PM EDT Sat Jul 29 2023 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR THE SOUTH CENTRAL DISTRICT OF COLUMBIA...WEST CENTRAL PRINCE GEORGES...AND EAST CENTRAL FAIRFAX COUNTIES AND THE SOUTHEASTERN CITY OF ALEXANDRIA... At 518 PM EDT, a severe thunderstorm was located over Friendly, or over National Harbor, moving southeast at 20 mph. THIS IS A DESTRUCTIVE STORM FOR ALEXANDRIA AND WESTERN PRINCE GEORGE`S COUNTY. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. Locations impacted include... Alexandria, Clinton, Fort Washington, Fort Hunt, Groveton, Huntington, National Harbor, Andrews Air Force Base, Camp Springs, Oxon Hill, Hybla Valley, Rosaryville, Friendly, Temple Hills, Marlow Heights, Accokeek, Forest Heights, Tantallon and Jefferson Manor. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3879 7711 3884 7704 3880 7682 3868 7698 TIME...MOT...LOC 2118Z 302DEG 17KT 3877 7697 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  5. 3rd or 4th destructive tag warning issued by LWX BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Baltimore MD/Washington DC 509 PM EDT Sat Jul 29 2023 The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... The south central District of Columbia... West central Prince Georges County in central Maryland... East central Fairfax County in northern Virginia... The southeastern City of Alexandria in northern Virginia... * Until 530 PM EDT. * At 509 PM EDT, a severe thunderstorm was located over National Harbor, moving southeast at 20 mph. THIS IS A DESTRUCTIVE STORM FOR CITY OF ALEXANDRIA AND WESTERN PRINCE GEORGE`S COUNTY. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. * Locations impacted include... Alexandria, Clinton, Fort Washington, Fort Hunt, Groveton, Huntington, National Harbor, Andrews Air Force Base, Camp Springs, Oxon Hill, Hybla Valley, Rosaryville, Friendly, Temple Hills, Marlow Heights, Accokeek, Forest Heights, Tantallon and Jefferson Manor. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3879 7711 3884 7704 3880 7682 3868 7698 TIME...MOT...LOC 2109Z 302DEG 17KT 3879 7702 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  6. Severe Weather Statement National Weather Service Baltimore MD/Washington DC 506 PM EDT Sat Jul 29 2023 DCC001-MDC033-VAC013-292115- /O.CON.KLWX.SV.W.0216.000000T0000Z-230729T2115Z/ District of Columbia DC-Prince Georges MD-Arlington VA- 506 PM EDT Sat Jul 29 2023 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR THE DISTRICT OF COLUMBIA...CENTRAL PRINCE GEORGES AND EAST CENTRAL ARLINGTON COUNTIES... At 505 PM EDT, a severe thunderstorm was located over Walker Mill, or over Fedex Field, moving east at 30 mph. THIS IS A DESTRUCTIVE STORM FOR WASHINGTON DC AND WESTERN PRINCE GEORGE`S. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. Locations impacted include... Arlington, Clinton, Forestville, Largo, Coral Hills, Bladensburg, Nationals Park, Fedex Field, Howard University, Gallaudet University, Fort Totten, Reagan National Airport, Crystal City, RFK Stadium, Andrews Air Force Base, Landover, Camp Springs, Kettering, Walker Mill and Mitchellville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3886 7707 3895 7703 3893 7676 3877 7683 TIME...MOT...LOC 2105Z 282DEG 25KT 3888 7688 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  7. Severe Thunderstorm Warning DCC001-MDC033-VAC013-292115- /O.NEW.KLWX.SV.W.0216.230729T2055Z-230729T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Baltimore MD/Washington DC 455 PM EDT Sat Jul 29 2023 The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... The District of Columbia... Central Prince Georges County in central Maryland... East central Arlington County in northern Virginia... * Until 515 PM EDT. * At 455 PM EDT, a severe thunderstorm was located over RFK Stadium, moving east at 30 mph. THIS IS A DESTRUCTIVE STORM FOR WASHINGTON DC. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. * Locations impacted include... Arlington, Clinton, Forestville, Largo, Coral Hills, Bladensburg, Nationals Park, Fedex Field, Howard University, Gallaudet University, Fort Totten, Reagan National Airport, Crystal City, RFK Stadium, Andrews Air Force Base, Landover, Camp Springs, Kettering, Walker Mill and Mitchellville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3886 7707 3895 7703 3893 7676 3877 7683 TIME...MOT...LOC 2055Z 282DEG 25KT 3890 7698 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  8. Destructive tag still going for AA County storm Severe Weather Statement National Weather Service Baltimore MD/Washington DC 447 PM EDT Sat Jul 29 2023 MDC003-292100- /O.CON.KLWX.SV.W.0214.000000T0000Z-230729T2100Z/ Anne Arundel MD- 447 PM EDT Sat Jul 29 2023 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR NORTHERN ANNE ARUNDEL COUNTY... At 447 PM EDT, a severe thunderstorm was located over Severn, moving east at 30 mph. THIS IS A DESTRUCTIVE STORM FOR NORTHERN ANNE ARUNDEL COUNTY. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. Locations impacted include... Severn, Glen Burnie, Severna Park, Odenton, Pasadena, Arnold, Lake Shore, Fort Meade, Millersville, South Gate, Gambrills, Herald Harbor, Crownsville, Chelsea Beach, Sherwood Forest and Belvedere Heights. PRECAUTIONARY/PREPAREDNESS ACTIONS... This is an EXTREMELY DANGEROUS SITUATION with tornado like wind speeds expected. Mobile homes and high profile vehicles are especially susceptible to winds of this magnitude and may be overturned. For your protection move to an interior room on the lowest floor of a building. This storm has the potential to cause serious injury and significant property damage. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3906 7678 3915 7675 3912 7652 3911 7648 3902 7650 TIME...MOT...LOC 2047Z 280DEG 27KT 3910 7667 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  9. Severe Weather Statement National Weather Service Baltimore MD/Washington DC 441 PM EDT Sat Jul 29 2023 DCC001-MDC003-027-031-033-VAC013-059-610-292145- /O.CON.KLWX.SV.W.0212.000000T0000Z-230729T2145Z/ District of Columbia DC-Anne Arundel MD-Howard MD-Montgomery MD- Prince Georges MD-Arlington VA-City of Falls Church VA-Fairfax VA- 441 PM EDT Sat Jul 29 2023 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR THE DISTRICT OF COLUMBIA...ANNE ARUNDEL...SOUTHEASTERN HOWARD... SOUTHEASTERN MONTGOMERY...NORTHERN PRINCE GEORGES...ARLINGTON AND NORTHEASTERN FAIRFAX COUNTIES AND THE CITY OF FALLS CHURCH... At 441 PM EDT, severe thunderstorms were located along a line extending from Baltimore-Washington Airport to near Goddard to Pimmit Hills, moving east at 35 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. Locations impacted include... Arlington, Columbia, Bethesda, Reston, Bowie, Severn, Annapolis, College Park, Crofton, Greenbelt, Langley Park, Beltsville, Vienna, Elkridge, Riviera Beach, Forestville, Falls Church, Largo, Coral Hills and Bladensburg. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3896 7645 3875 7651 3890 7741 3896 7736 3896 7724 3911 7700 3922 7680 3919 7651 3918 7649 3916 7647 3913 7641 3906 7642 3901 7637 TIME...MOT...LOC 2041Z 268DEG 29KT 3916 7666 3902 7684 3892 7719 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH
  10. BULLETIN - EAS ACTIVATION REQUESTED Severe Thunderstorm Warning National Weather Service Baltimore MD/Washington DC 435 PM EDT Sat Jul 29 2023 The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Northern Anne Arundel County in central Maryland... Southeastern Howard County in central Maryland... Northern Prince Georges County in central Maryland... * Until 500 PM EDT. * At 434 PM EDT, a severe thunderstorm was located over Savage-guilford, or near Elkridge, moving east at 35 mph. THIS IS A DESTRUCTIVE STORM FOR eastern Howard County and northern Anne Arundel County. HAZARD...80 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Expect considerable damage to trees and power lines. Your life is at significant risk if outdoors. In addition to some trees falling into homes, wind damage is possible to roofs, sheds, open garages, and mobile homes. * Locations impacted include... Columbia, Severn, Elkridge, Riviera Beach, Baltimore-Washington Airport, Fort Smallwood State Park, Glen Burnie, Severna Park, Odenton, Laurel, Pasadena, Arnold, Lake Shore, Ferndale, Fort Meade, Millersville, Green Haven, Savage-guilford, South Gate and Scaggsville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. This is an EXTREMELY DANGEROUS SITUATION with tornado like wind speeds expected. Mobile homes and high profile vehicles are especially susceptible to winds of this magnitude and may be overturned. For your protection move to an interior room on the lowest floor of a building. This storm has the potential to cause serious injury and significant property damage. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3920 7647 3919 7647 3919 7649 3918 7647 3902 7650 3907 7686 3917 7683 3918 7677 3920 7657 3919 7650 3920 7649 TIME...MOT...LOC 2034Z 268DEG 30KT 3913 7679 THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...80 MPH
  11. BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Baltimore MD/Washington DC 424 PM EDT Sat Jul 29 2023 The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... The District of Columbia... Anne Arundel County in central Maryland... Southeastern Howard County in central Maryland... Southeastern Montgomery County in central Maryland... Northern Prince Georges County in central Maryland... Arlington County in northern Virginia... The City of Falls Church in northern Virginia... Northeastern Fairfax County in northern Virginia... * Until 545 PM EDT. * At 424 PM EDT, severe thunderstorms were located along a line extending from Savage-guilford to Hillandale to Reston, moving east at 35 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. * Locations impacted include... Arlington, Alexandria, Columbia, Rockville, Bethesda, Reston, Bowie, Severn, Annapolis, College Park, Crofton, Herndon, Greenbelt, Langley Park, Beltsville, Vienna, Elkridge, Riviera Beach, Forestville and Falls Church. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3896 7645 3875 7651 3890 7742 3900 7735 3911 7704 3923 7693 3919 7651 3918 7648 3917 7648 3913 7641 3906 7642 3901 7637 TIME...MOT...LOC 2024Z 268DEG 29KT 3916 7682 3902 7700 3892 7735 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH
  12. Mesonet in Germantown reports wind gust to 69mph
  13. 70mph gusts now per warning Severe Weather Statement National Weather Service Baltimore MD/Washington DC 352 PM EDT Sat Jul 29 2023 MDC021-027-031-VAC059-107-292030- /O.CON.KLWX.SV.W.0207.000000T0000Z-230729T2030Z/ Howard MD-Montgomery MD-Frederick MD-Loudoun VA-Fairfax VA- 352 PM EDT Sat Jul 29 2023 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR CENTRAL HOWARD AND MONTGOMERY COUNTIES IN CENTRAL MARYLAND... SOUTH CENTRAL FREDERICK COUNTY IN NORTH CENTRAL MARYLAND... NORTHEASTERN LOUDOUN AND NORTH CENTRAL FAIRFAX COUNTIES IN NORTHERN VIRGINIA... At 352 PM EDT, severe thunderstorms were located along a line extending from near Point Of Rocks to Poolesville to Lansdowne, moving east at 40 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become projectiles. Locations impacted include... Columbia, Germantown, Rockville, Bethesda, Gaithersburg, Leesburg, Olney, Damascus, Broadlands, Lansdowne, Lowes Island, Poolesville, Aspen Hill, Potomac, North Bethesda, Ashburn, Montgomery Village, Sterling, North Potomac and Fairland. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Sterling Virginia. && LAT...LON 3929 7693 3912 7691 3900 7699 3903 7765 3915 7757 3926 7756 TIME...MOT...LOC 1952Z 267DEG 36KT 3921 7747 3912 7741 3907 7750 THUNDERSTORM DAMAGE THREAT...CONSIDERABLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...70 MPH
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