Alert archive / Virginia / Wind Advisories in 2023
Wind Advisory 21, NWS Baltimore/Washington
NWS Baltimore/Washington issued this wind advisory at Dec 17, 2023, 3:51 AM EST for 15 counties in Maryland; 29 counties in Virginia; 8 counties in West Virginia. It took effect at Dec 18, 2023, 1:00 AM EST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2023, 3:51 AM EST (08:51 UTC)
- In effect from
- Dec 18, 2023, 1:00 AM EST
- Expired
- Dec 18, 2023, 1:55 PM EST
- In force
- 13 hr
- Issued by
- NWS Baltimore/Washington
All 52 counties
Allegany County, MD, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Carroll County, MD, Cecil County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Montgomery County, MD, Prince George's County, MD, Saint Mary's County, MD, Washington County, MD, Albemarle County, VA, Amherst County, VA, Arlington County, VA, Augusta County, VA, City of Alexandria, VA, City of Fairfax, VA, City of Falls Church, VA, City of Harrisonburg, VA, City of Manassas, VA, City of Manassas Park, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Fairfax County, VA, Fauquier County, VA, Frederick County, VA, Greene County, VA, Highland County, VA, Loudoun County, VA, Madison County, VA, Nelson County, VA, Page County, VA, Prince William County, VA, Rappahannock County, VA, Rockbridge County, VA, Rockingham County, VA, Shenandoah County, VA, Warren County, VA, Berkeley County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Pendleton County, WV
The radar
The Sterling radar (KLWX), 40 km from the middle of the area, began a volume at 08:55 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 00:00Z, 8.9 hours before the alert went out and 47 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1950 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
696 WWUS71 KLWX 170851 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 351 AM EST Sun Dec 17 2023 VAZ507-508-171700- /O.NEW.KLWX.WI.Y.0021.231218T0600Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 351 AM EST Sun Dec 17 2023 ...WIND ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST MONDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Northern Virginia Blue Ridge and Central Virginia Blue Ridge. * WHEN...From 1 AM to 4 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ BELAK
5 follow-up statements
470 WWUS71 KLWX 171632 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1132 AM EST Sun Dec 17 2023 VAZ507-508-180045- /O.CON.KLWX.WI.Y.0021.231218T0600Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 1132 AM EST Sun Dec 17 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM EST MONDAY... * WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...Northern Virginia Blue Ridge and Central Virginia Blue Ridge. * WHEN...From 1 AM to 4 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
177 WWUS71 KLWX 172258 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 558 PM EST Sun Dec 17 2023 DCZ001-MDZ001-003>006-008-011-013-014-016>018-501>508-VAZ025>031- 053-054-501-503>506-526-527-WVZ050>053-055-501>506-180700- /O.EXB.KLWX.WI.Y.0021.231218T1300Z-231218T1900Z/ District of Columbia-Garrett-Washington-Frederick MD-Carroll- Northern Baltimore-Cecil-Southern Baltimore-Prince Georges- Anne Arundel-Charles-St. Marys-Calvert-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Central and Southeast Montgomery-Northwest Howard- Central and Southeast Howard-Northwest Harford-Southeast Harford- Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke- Fairfax-Arlington/Falls Church/Alexandria-Northern Fauquier- Western Highland-Eastern Highland-Western Loudoun-Eastern Loudoun- Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant- Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton- Eastern Pendleton- Including the cities of Washington, Mountain Lake Park, Oakland, Grantsville, Hagerstown, 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, St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Staunton, Waynesboro, Stuarts Draft, Harrisonburg, Strasburg, Woodstock, Mount Jackson, New Market, Winchester, Luray, Shenandoah, Stanley, Front Royal, Berryville, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Warrenton, Hightown, Monterey, Purcellville, Leesburg, Ashburn, Sterling, Haymarket, Dale City, Manassas, Woodbridge, Lake Ridge, Montclair, Romney, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Moorefield, Bayard, Mount Storm, Petersburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, Fort Ashby, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 558 PM EST Sun Dec 17 2023 ...WIND ADVISORY IN EFFECT FROM 8 AM TO 2 PM EST MONDAY... * WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of central, north central, northeast, northern, southern and western Maryland, The District of Columbia, northern, northwest and western Virginia and eastern and panhandle West Virginia. * WHEN...From 8 AM to 2 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ VAZ507-508-180700- /O.CON.KLWX.WI.Y.0021.231218T0600Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 558 PM EST Sun Dec 17 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM EST MONDAY... * WHAT...Northwest winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Northern Virginia Blue Ridge and Central Virginia Blue Ridge. * WHEN...From 1 AM to 4 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
233 WWUS71 KLWX 180136 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 836 PM EST Sun Dec 17 2023 VAZ507-508-180945- /O.CON.KLWX.WI.Y.0021.231218T0600Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 836 PM EST Sun Dec 17 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM EST MONDAY... * WHAT...Northwest winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Northern Virginia Blue Ridge and Central Virginia Blue Ridge. * WHEN...From 1 AM to 4 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DCZ001-MDZ001-003>006-008-011-013-014-016>018-501>508-VAZ025>031- 053-054-501-503>506-526-527-WVZ050>053-055-501>506-180945- /O.CON.KLWX.WI.Y.0021.231218T1300Z-231218T1900Z/ District of Columbia-Garrett-Washington-Frederick MD-Carroll- Northern Baltimore-Cecil-Southern Baltimore-Prince Georges- Anne Arundel-Charles-St. Marys-Calvert-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Central and Southeast Montgomery-Northwest Howard- Central and Southeast Howard-Northwest Harford-Southeast Harford- Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke- Fairfax-Arlington/Falls Church/Alexandria-Northern Fauquier- Western Highland-Eastern Highland-Western Loudoun-Eastern Loudoun- Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant- Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton- Eastern Pendleton- Including the cities of Washington, Mountain Lake Park, Oakland, Grantsville, Hagerstown, 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, St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Staunton, Waynesboro, Stuarts Draft, Harrisonburg, Strasburg, Woodstock, Mount Jackson, New Market, Winchester, Luray, Shenandoah, Stanley, Front Royal, Berryville, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Warrenton, Hightown, Monterey, Purcellville, Leesburg, Ashburn, Sterling, Haymarket, Dale City, Manassas, Woodbridge, Lake Ridge, Montclair, Romney, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Moorefield, Bayard, Mount Storm, Petersburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, Fort Ashby, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 836 PM EST Sun Dec 17 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM TO 2 PM EST MONDAY... * WHAT...Northwest winds 25 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of central, north central, northeast, northern, southern and western Maryland, The District of Columbia, northern, northwest and western Virginia and eastern and panhandle West Virginia. * WHEN...From 8 AM to 2 PM EST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
777 WWUS71 KLWX 180904 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 404 AM EST Mon Dec 18 2023 VAZ507-508-181715- /O.CON.KLWX.WI.Y.0021.000000T0000Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 404 AM EST Mon Dec 18 2023 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...Northwest winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Northern Virginia Blue Ridge and Central Virginia Blue Ridge. * WHEN...Until 4 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DCZ001-MDZ001-003>006-008-011-013-014-016>018-501>508-VAZ025>031- 053-054-501-503>506-526-527-WVZ050>053-055-501>506-181715- /O.CON.KLWX.WI.Y.0021.231218T1300Z-231218T1900Z/ District of Columbia-Garrett-Washington-Frederick MD-Carroll- Northern Baltimore-Cecil-Southern Baltimore-Prince Georges- Anne Arundel-Charles-St. Marys-Calvert-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Central and Southeast Montgomery-Northwest Howard- Central and Southeast Howard-Northwest Harford-Southeast Harford- Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke- Fairfax-Arlington/Falls Church/Alexandria-Northern Fauquier- Western Highland-Eastern Highland-Western Loudoun-Eastern Loudoun- Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant- Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton- Eastern Pendleton- Including the cities of Washington, Mountain Lake Park, Oakland, Grantsville, Hagerstown, 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, St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Staunton, Waynesboro, Stuarts Draft, Harrisonburg, Strasburg, Woodstock, Mount Jackson, New Market, Winchester, Luray, Shenandoah, Stanley, Front Royal, Berryville, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Warrenton, Hightown, Monterey, Purcellville, Leesburg, Ashburn, Sterling, Haymarket, Dale City, Manassas, Woodbridge, Lake Ridge, Montclair, Romney, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Moorefield, Bayard, Mount Storm, Petersburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, Fort Ashby, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 404 AM EST Mon Dec 18 2023 ...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 2 PM EST THIS AFTERNOON... * WHAT...Northwest winds 25 to 30 mph with gusts up to 45 to 50 mph expected. * WHERE...Portions of central, north central, northeast, northern, southern and western Maryland, The District of Columbia, northern, northwest and western Virginia and eastern and panhandle West Virginia. * WHEN...From 8 AM this morning to 2 PM EST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ BELAK
329 WWUS71 KLWX 181855 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 155 PM EST Mon Dec 18 2023 DCZ001-MDZ001-003>006-008-011-013-014-016>018-501>508-VAZ025>031- 053-054-501-503>506-526-527-WVZ050>053-055-501>506-182000- /O.CAN.KLWX.WI.Y.0021.000000T0000Z-231218T1900Z/ District of Columbia-Garrett-Washington-Frederick MD-Carroll- Northern Baltimore-Cecil-Southern Baltimore-Prince Georges- Anne Arundel-Charles-St. Marys-Calvert-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Central and Southeast Montgomery-Northwest Howard- Central and Southeast Howard-Northwest Harford-Southeast Harford- Augusta-Rockingham-Shenandoah-Frederick VA-Page-Warren-Clarke- Fairfax-Arlington/Falls Church/Alexandria-Northern Fauquier- Western Highland-Eastern Highland-Western Loudoun-Eastern Loudoun- Northwest Prince William- Central and Southeast Prince William/Manassas/Manassas Park- Hampshire-Morgan-Berkeley-Jefferson-Hardy-Western Grant- Eastern Grant-Western Mineral-Eastern Mineral-Western Pendleton- Eastern Pendleton- Including the cities of Washington, Mountain Lake Park, Oakland, Grantsville, Hagerstown, 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, St. Charles, Waldorf, Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, Prince Frederick, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Staunton, Waynesboro, Stuarts Draft, Harrisonburg, Strasburg, Woodstock, Mount Jackson, New Market, Winchester, Luray, Shenandoah, Stanley, Front Royal, Berryville, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Falls Church, Warrenton, Hightown, Monterey, Purcellville, Leesburg, Ashburn, Sterling, Haymarket, Dale City, Manassas, Woodbridge, Lake Ridge, Montclair, Romney, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Moorefield, Bayard, Mount Storm, Petersburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, Fort Ashby, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 155 PM EST Mon Dec 18 2023 ...WIND ADVISORY IS CANCELLED... Winds have decreased below Wind Advisory criteria, but will remain gusty out of the northwest through the remainder of the afternoon. $$ VAZ507-508-182000- /O.CAN.KLWX.WI.Y.0021.000000T0000Z-231218T2100Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Including the cities of Big Meadows and Wintergreen 155 PM EST Mon Dec 18 2023 ...WIND ADVISORY IS CANCELLED... Winds have decreased below Wind Advisory criteria, but will remain gusty out of the northwest through the remainder of the afternoon.. $$
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 3:05 AM EST | Coastal Flood Warning | LWX | Anne Arundel, Saint Mary's | 34 hr |
| Dec 17, 3:05 AM EST | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Harford, City of Baltimore | 36 hr |
| Dec 17, 3:05 AM EST | Coastal Flood Advisory | LWX | Calvert, Charles | 30 hr |
| Dec 17, 2:17 PM EST | Winter Storm Warning | LWX | 44 hr | |
| Dec 17, 2:17 PM EST | Winter Weather Advisory | LWX | Allegany | 42 hr |
| Dec 17, 2:17 PM EST | Gale Warning | LWX | 28 hr | |
| Dec 17, 2:17 PM EST | Small Craft Advisory | LWX | 16 hr |
Nearby
Wind Advisories in Virginia, 2023Wind Advisories in Maryland, 2023Wind Advisories in West Virginia, 2023Every wind advisory in 2023
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.