Alert archive / Virginia / Wind Advisories in 2021
Wind Advisory 3, NWS Baltimore/Washington
NWS Baltimore/Washington issued this wind advisory at Mar 1, 2021, 5:26 AM EST for 13 counties in Virginia; 10 counties in Maryland; 6 counties in West Virginia. It took effect at Mar 1, 2021, 2:00 PM EST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Mar 1, 2021, 5:26 AM EST (10:26 UTC)
- In effect from
- Mar 1, 2021, 2:00 PM EST
- Expired
- Mar 2, 2021, 12:43 AM EST
- In force
- 11 hr
- Issued by
- NWS Baltimore/Washington
All 29 counties
Allegany County, MD, Baltimore County, MD, Carroll County, MD, Cecil County, MD, City of Baltimore, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Montgomery County, MD, Washington County, MD, Albemarle County, VA, Amherst County, VA, Augusta County, VA, Greene County, VA, Highland County, VA, Loudoun County, VA, Madison County, VA, Nelson County, VA, Page County, VA, Rappahannock County, VA, Rockbridge County, VA, Rockingham County, VA, Warren County, VA, Berkeley County, WV, Grant County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Pendleton County, WV
The radar
The Sterling radar (KLWX), 54 km from the middle of the area, began a volume at 10:27 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, 10.4 hours before the alert went out and 61 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
- 547 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 309 m²/s²
- 0-3 km storm-relative helicity
- 419 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
666 WWUS71 KLWX 011026 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 526 AM EST Mon Mar 1 2021 MDZ001-003>006-008-011-501>503-505>508-VAZ505-WVZ051>053-503-504- 011830- /O.NEW.KLWX.WI.Y.0003.210301T2100Z-210302T0500Z/ Garrett-Washington-Frederick MD-Carroll-Northern Baltimore-Cecil- Southern Baltimore-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Northwest Howard-Central and Southeast Howard-Northwest Harford- Southeast Harford-Western Loudoun-Morgan-Berkeley-Jefferson- Western Mineral-Eastern Mineral- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hagerstown, Frederick, Ballenger Creek, Eldersburg, Westminster, Reisterstown, Cockeysville, Elkton, Baltimore, Frostburg, Cumberland, Germantown, Damascus, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Purcellville, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, and Fort Ashby 526 AM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of northern Maryland, far northern Virginia, and the eastern panhandle of West Virginia. * WHEN...From 4 PM this afternoon to midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down. A few power outages may result. * ADDITIONAL DETAILS...Wet ground from recent rain may make it easier for trees to topple over. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ DHOF
5 follow-up statements
706 WWUS71 KLWX 011428 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 928 AM EST Mon Mar 1 2021 VAZ507-508-WVZ501-505-020230- /O.EXB.KLWX.WI.Y.0003.210301T1900Z-210302T0900Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton- Including the cities of Big Meadows, Wintergreen, Bayard, Mount Storm, and Riverton 928 AM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 4 AM EST TUESDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...In Virginia, Northern Virginia Blue Ridge and Central Virginia Blue Ridge. In West Virginia, Western Grant and Western Pendleton Counties. * WHEN...From 2 PM this afternoon to 4 AM EST Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ504-VAZ503-506-020230- /O.EXB.KLWX.WI.Y.0003.210301T1900Z-210302T0500Z/ Central and Southeast Montgomery-Western Highland-Eastern Loudoun- Including the cities of Bethesda, Rockville, Gaithersburg, Silver Spring, Hightown, Leesburg, Ashburn, and Sterling 928 AM EST Mon Mar 1 2021 ...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...In Maryland, Central and Southeast Montgomery County. In Virginia, Western Highland and Eastern Loudoun Counties. * WHEN...From 2 PM this afternoon to midnight EST tonight. * 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. && $$ MDZ001-003>006-008-011-501>503-505>508-VAZ505-WVZ051>053-503-504- 020230- /O.EXT.KLWX.WI.Y.0003.210301T1900Z-210302T0500Z/ Garrett-Washington-Frederick MD-Carroll-Northern Baltimore-Cecil- Southern Baltimore-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Northwest Howard-Central and Southeast Howard-Northwest Harford- Southeast Harford-Western Loudoun-Morgan-Berkeley-Jefferson- Western Mineral-Eastern Mineral- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hagerstown, Frederick, Ballenger Creek, Eldersburg, Westminster, Reisterstown, Cockeysville, Elkton, Baltimore, Frostburg, Cumberland, Germantown, Damascus, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Purcellville, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, and Fort Ashby 928 AM EST Mon Mar 1 2021 ...WIND ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of central, north central, northeast and western Maryland, northern Virginia and eastern West Virginia. * WHEN...From 2 PM this afternoon to midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
038 WWUS71 KLWX 012102 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 402 PM EST Mon Mar 1 2021 VAZ507-508-WVZ501-505-020515- /O.CON.KLWX.WI.Y.0003.000000T0000Z-210302T0900Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton- Including the cities of Big Meadows, Wintergreen, Bayard, Mount Storm, and Riverton 402 PM EST Mon Mar 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST TUESDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...In Virginia, Central Virginia and Northern Blue Ridge. In West Virginia, Western Grant and Western Pendleton Counties. * WHEN...Until 4 AM EST Tuesday. * 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. && $$ MDZ001-003>006-008-011-501>508-VAZ503-505-506-WVZ051>053-503-504- 020500- /O.CON.KLWX.WI.Y.0003.000000T0000Z-210302T0500Z/ Garrett-Washington-Frederick MD-Carroll-Northern Baltimore-Cecil- Southern Baltimore-Extreme Western Allegany- Central and Eastern Allegany-Northwest Montgomery- Central and Southeast Montgomery-Northwest Howard- Central and Southeast Howard-Northwest Harford-Southeast Harford- Western Highland-Western Loudoun-Eastern Loudoun-Morgan-Berkeley- Jefferson-Western Mineral-Eastern Mineral- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hagerstown, Frederick, Ballenger Creek, Eldersburg, Westminster, Reisterstown, Cockeysville, Elkton, Baltimore, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Hightown, Purcellville, Leesburg, Ashburn, Sterling, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, and Fort Ashby 402 PM EST Mon Mar 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Portions of central, northern and western Maryland, northern and western Virginia and eastern West Virginia. * WHEN...Until midnight EST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
439 WWUS71 KLWX 012312 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 612 PM EST Mon Mar 1 2021 MDZ005-006-008-011-503>508-VAZ505-506-WVZ053-020015- /O.CAN.KLWX.WI.Y.0003.000000T0000Z-210302T0500Z/ Carroll-Northern Baltimore-Cecil-Southern Baltimore- Northwest Montgomery-Central and Southeast Montgomery- Northwest Howard-Central and Southeast Howard-Northwest Harford- Southeast Harford-Western Loudoun-Eastern Loudoun-Jefferson- Including the cities of Eldersburg, Westminster, Reisterstown, Cockeysville, Elkton, Baltimore, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Purcellville, Leesburg, Ashburn, Sterling, Charles Town, and Shepherdstown 612 PM EST Mon Mar 1 2021 ...WIND ADVISORY IS CANCELLED... Wind gusts should remain around 40 mph or less this evening. $$ VAZ507-508-WVZ501-505-020715- /O.CON.KLWX.WI.Y.0003.000000T0000Z-210302T0900Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton- Including the cities of Big Meadows, Wintergreen, Bayard, Mount Storm, and Riverton 612 PM EST Mon Mar 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST TUESDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...In Virginia, Central and Northern Blue Ridge. In West Virginia, Western Grant and Western Pendleton Counties. * WHEN...Until 4 AM EST Tuesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ001-003-004-501-502-VAZ503-WVZ051-052-503-504-020500- /O.CON.KLWX.WI.Y.0003.000000T0000Z-210302T0500Z/ Garrett-Washington-Frederick MD-Extreme Western Allegany- Central and Eastern Allegany-Western Highland-Morgan-Berkeley- Western Mineral-Eastern Mineral- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hagerstown, Frederick, Ballenger Creek, Frostburg, Cumberland, Hightown, Paw Paw, Martinsburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, and Fort Ashby 612 PM EST Mon Mar 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST TONIGHT... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...In Maryland, Frederick, Washington, Garrett, and Allegany Counties. In Virginia, Western Highland County. In West Virginia, Berkeley, Mineral and Morgan Counties. * WHEN...Until midnight EST tonight. * 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. && $$
206 WWUS71 KLWX 020204 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 904 PM EST Mon Mar 1 2021 MDZ001-003-004-501-502-VAZ503-WVZ051-052-503-504-020315- /O.CAN.KLWX.WI.Y.0003.000000T0000Z-210302T0500Z/ Garrett-Washington-Frederick MD-Extreme Western Allegany- Central and Eastern Allegany-Western Highland-Morgan-Berkeley- Western Mineral-Eastern Mineral- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hagerstown, Frederick, Ballenger Creek, Frostburg, Cumberland, Hightown, Paw Paw, Martinsburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, and Fort Ashby 904 PM EST Mon Mar 1 2021 ...WIND ADVISORY IS CANCELLED... Winds are decreasing, although there could still be a few gusts to around 45 mph in the higher elevations. $$ VAZ507-508-WVZ501-505-020900- /O.CON.KLWX.WI.Y.0003.000000T0000Z-210302T0900Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton- Including the cities of Big Meadows, Wintergreen, Bayard, Mount Storm, and Riverton 904 PM EST Mon Mar 1 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST TUESDAY... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...In Virginia, Central and Northern Virginia Blue Ridge. In West Virginia, Western Grant and Western Pendleton Counties. * WHEN...Until 4 AM EST Tuesday. * 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. && $$
810 WWUS71 KLWX 020543 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1243 AM EST Tue Mar 2 2021 VAZ507-508-WVZ501-505-020645- /O.CAN.KLWX.WI.Y.0003.000000T0000Z-210302T0900Z/ Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton- Including the cities of Big Meadows, Wintergreen, Bayard, Mount Storm, and Riverton 1243 AM EST Tue Mar 2 2021 ...WIND ADVISORY IS CANCELLED... Frequent, widespread gusts of greater than 45 mph are unlikely for the remainder of the night, though it will remain breezy. $$ DHOF
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 7:59 PM EST | Areal Flood Warning | LWX | Highland | 11 hr |
| Feb 28, 9:09 PM EST | Dense Fog Advisory | LWX | Albemarle, Amherst, Arlington, Augusta, Clarke, Culpeper and 22 more | 8 hr |
| Mar 1, 3:22 AM EST | River Flood Watch | LWX | Fairfax, City of Fairfax | 23 hr |
| Mar 1, 3:22 AM EST | River Flood Warning | LWX | Loudoun | 42 hr |
| Mar 1, 9:27 AM EST | Small Craft Advisory | LWX | 30 hr | |
| Mar 1, 10:15 AM EST | River Flood Warning | LWX | Loudoun | 52 hr |
| Mar 1, 10:36 AM EST | Special Marine Warning | LWX | 54 min | |
| Mar 1, 10:38 AM EST | Special Marine Warning | LWX | 75 min | |
| Mar 1, 11:13 AM EST | Special Marine Warning | LWX | 92 min | |
| Mar 1, 3:45 AM EST | River Flood Warning | LWX | Allegany | 7 hr |
Nearby
Wind Advisories in Virginia, 2021Wind Advisories in Maryland, 2021Wind Advisories in West Virginia, 2021Every wind advisory in 2021
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.