Alert archive / Maryland / High Wind Warnings in 2021
High Wind Warning 3, NWS Baltimore/Washington
NWS Baltimore/Washington issued this high wind warning at Oct 28, 2021, 2:24 PM EDT for Calvert County, Saint Mary's County, Maryland. It took effect at Oct 29, 2021, 8:00 AM EDT. It was in force for 6 hr. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Oct 28, 2021, 2:24 PM EDT (18:24 UTC)
- In effect from
- Oct 29, 2021, 8:00 AM EDT
- Expired
- Oct 29, 2021, 1:54 PM EDT
- In force
- 6 hr
- Issued by
- NWS Baltimore/Washington
Counties Calvert County, MD, Saint Mary's County, MD
The radar
The Sterling radar (KLWX), 107 km from the middle of the area, began a volume at 18:24 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 29, 8:58 AM EDT | COASTAL FLOOD | Chaptico, MD | MD-238 MADDOX ROAD CLOSED DUE TO HIGH WATER AT HURRY ROAD. |
| Oct 29, 1:19 PM EDT | NON-TSTM WND DMG | Lusby, MD | A TREE BLEW DOWN ON MD-765 PARDOE ROAD AT SOLLERS WHARF ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.4 hours before the alert went out and 99 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
- 888 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 24 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
683 WWUS71 KLWX 281824 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 224 PM EDT Thu Oct 28 2021 MDZ017-018-290230- /O.NEW.KLWX.HW.W.0003.211029T1200Z-211029T2200Z/ St. Marys-Calvert- Including the cities of Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, and Prince Frederick 224 PM EDT Thu Oct 28 2021 ...HIGH WIND WARNING IN EFFECT FROM 8 AM TO 6 PM EDT FRIDAY... * WHAT...East winds 20 to 35 mph with gusts up to 60 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patuxent River. * WHERE...St. Marys and Calvert Counties. * WHEN...From 8 AM to 6 PM EDT Friday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MDZ001-VAZ503-504-507-508-WVZ501-505-506-290230- /O.NEW.KLWX.WI.Y.0011.211029T0000Z-211029T1800Z/ Garrett-Western Highland-Eastern Highland- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton-Eastern Pendleton- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hightown, Monterey, Big Meadows, Wintergreen, Bayard, Mount Storm, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 224 PM EDT Thu Oct 28 2021 ...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 2 PM EDT FRIDAY... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the ridge tops. * WHERE...In Maryland, Garrett County. In Virginia, Western Highland and Eastern Highland Counties, and Northern Virginia Blue Ridge and Central Virginia Blue Ridge. In West Virginia, Western Grant, Western Pendleton and Eastern Pendleton Counties. * WHEN...From 8 PM this evening to 2 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ011-014-508-290230- /O.NEW.KLWX.WI.Y.0011.211029T1400Z-211029T2200Z/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Baltimore, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, and Aberdeen 224 PM EDT Thu Oct 28 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 6 PM EDT FRIDAY... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patapsco River. * WHERE...Southern Baltimore, Anne Arundel and Southeast Harford Counties. * WHEN...From 10 AM to 6 PM EDT Friday. * 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. && $$
4 follow-up statements
284 WWUS71 KLWX 290017 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 817 PM EDT Thu Oct 28 2021 MDZ017-018-290830- /O.CON.KLWX.HW.W.0003.211029T1200Z-211029T2200Z/ St. Marys-Calvert- Including the cities of Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, and Prince Frederick 817 PM EDT Thu Oct 28 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 AM TO 6 PM EDT FRIDAY... * WHAT...East winds 20 to 35 mph with gusts up to 60 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patuxent River. * WHERE...St. Marys and Calvert Counties. * WHEN...From 8 AM to 6 PM EDT Friday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MDZ001-VAZ503-504-507-508-WVZ501-505-506-290830- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211029T1800Z/ Garrett-Western Highland-Eastern Highland- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton-Eastern Pendleton- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hightown, Monterey, Big Meadows, Wintergreen, Bayard, Mount Storm, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 817 PM EDT Thu Oct 28 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT FRIDAY... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the ridge tops. * WHERE...In Maryland, Garrett County. In Virginia, Western Highland and Eastern Highland Counties, and Northern Virginia Blue Ridge and Central Virginia Blue Ridge. In West Virginia, Western Grant, Western Pendleton and Eastern Pendleton Counties. * WHEN...From 8 PM this evening to 2 PM EDT Friday. * 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. && $$ MDZ011-014-508-290830- /O.CON.KLWX.WI.Y.0011.211029T1400Z-211029T2200Z/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Baltimore, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, and Aberdeen 817 PM EDT Thu Oct 28 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 6 PM EDT FRIDAY... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patapsco River. * WHERE...Southern Baltimore, Anne Arundel and Southeast Harford Counties. * WHEN...From 10 AM to 6 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
023 WWUS71 KLWX 290807 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 407 AM EDT Fri Oct 29 2021 MDZ017-018-291615- /O.CON.KLWX.HW.W.0003.211029T1200Z-211029T2200Z/ St. Marys-Calvert- Including the cities of Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, and Prince Frederick 407 AM EDT Fri Oct 29 2021 ...HIGH WIND WARNING REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 6 PM EDT THIS EVENING... * WHAT...East winds 20 to 35 mph with gusts up to 60 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patuxent River. * WHERE...St. Marys and Calvert Counties. * WHEN...From 8 AM to 6 PM EDT Friday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MDZ008-291615- /O.EXB.KLWX.WI.Y.0011.211029T1600Z-211030T0000Z/ Cecil- Including the city of Elkton 407 AM EDT Fri Oct 29 2021 ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS EVENING... * WHAT...East winds 20 to 30 mph with gusts up to 50 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay. * WHERE...Cecil County. * WHEN...From noon today to 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ001-VAZ503-504-507-508-WVZ501-505-506-291615- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211029T1800Z/ Garrett-Western Highland-Eastern Highland- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton-Eastern Pendleton- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hightown, Monterey, Big Meadows, Wintergreen, Bayard, Mount Storm, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 407 AM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the ridge tops. * WHERE...In Maryland, Garrett County. In Virginia, Western Highland and Eastern Highland Counties, and Northern Virginia Blue Ridge and Central Virginia Blue Ridge. In West Virginia, Western Grant, Western Pendleton and Eastern Pendleton Counties. * WHEN...From 8 PM this evening to 2 PM EDT Friday. * 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. && $$ MDZ011-014-508-291615- /O.CON.KLWX.WI.Y.0011.211029T1400Z-211029T2200Z/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Baltimore, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, and Aberdeen 407 AM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EDT THIS EVENING... * WHAT...East winds 20 to 30 mph with gusts around 50 to 55 mph expected. The strongest winds will be along the immediate shoreline along the Chesapeake Bay and Patapsco River. * WHERE...Southern Baltimore, Anne Arundel and Southeast Harford Counties. * WHEN...From 10 AM to 6 PM EDT Friday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
330 WWUS71 KLWX 291602 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 1202 PM EDT Fri Oct 29 2021 MDZ017-018-292200- /O.CON.KLWX.HW.W.0003.000000T0000Z-211029T2200Z/ St. Marys-Calvert- Including the cities of Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, and Prince Frederick 1202 PM EDT Fri Oct 29 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... * WHAT...Southeast winds 15 to 25 mph with gusts up to 60 mph. * WHERE...Calvert and St. Marys Counties. * WHEN...Until 6 PM EDT this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MDZ001-VAZ503-504-507-508-WVZ501-505-506-291800- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211029T1800Z/ Garrett-Western Highland-Eastern Highland- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton-Eastern Pendleton- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hightown, Monterey, Big Meadows, Wintergreen, Bayard, Mount Storm, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 1202 PM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Southeast winds 5 to 15 mph with gusts up to 40 mph. * WHERE...In Maryland, Garrett County. In Virginia, Northern Virginia Blue Ridge and Central Virginia Blue Ridge, and Eastern Highland and Western Highland Counties. In West Virginia, Western Grant, Eastern Pendleton and Western Pendleton Counties. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MDZ011-014-508-292200- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211029T2200Z/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Baltimore, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, and Aberdeen 1202 PM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... * WHAT...East winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Southeast Harford, Southern Baltimore and Anne Arundel Counties. * WHEN...Until 6 PM EDT this evening. * 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. && $$ MDZ008-300000- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211030T0000Z/ Cecil- Including the city of Elkton 1202 PM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...East winds 20 to 25 mph with gusts up to 45 mph. * WHERE...Cecil County. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
460 WWUS71 KLWX 291754 NPWLWX URGENT - WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 154 PM EDT Fri Oct 29 2021 MDZ017-018-292200- /O.CAN.KLWX.HW.W.0003.000000T0000Z-211029T2200Z/ /O.EXA.KLWX.WI.Y.0011.000000T0000Z-211029T2200Z/ St. Marys-Calvert- Including the cities of Lexington Park, California, Chesapeake Beach, Huntingtown, Dunkirk, North Beach, Lusby, and Prince Frederick 154 PM EDT Fri Oct 29 2021 ...WIND ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...HIGH WIND WARNING IS CANCELLED... * WHAT...Southeast winds 15 to 25 mph with gusts up to 45 mph. * WHERE...St. Marys and Calvert Counties. * WHEN...Until 6 PM EDT this evening. * 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. && $$ MDZ001-VAZ503-504-507-508-WVZ501-505-506-291900- /O.CAN.KLWX.WI.Y.0011.000000T0000Z-211029T1800Z/ Garrett-Western Highland-Eastern Highland- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Western Grant-Western Pendleton-Eastern Pendleton- Including the cities of Mountain Lake Park, Oakland, Grantsville, Hightown, Monterey, Big Meadows, Wintergreen, Bayard, Mount Storm, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 154 PM EDT Fri Oct 29 2021 ...WIND ADVISORY IS CANCELLED... Winds have weakened and are no longer expected to be hazardous at this time. $$ MDZ008-292200- /O.EXT.KLWX.WI.Y.0011.000000T0000Z-211029T2200Z/ Cecil- Including the city of Elkton 154 PM EDT Fri Oct 29 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM EDT THIS EVENING... * WHAT...East winds around 20 mph with gusts up to 45 mph. * WHERE...Cecil County. * WHEN...Until 6 PM EDT this evening. * 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. && $$ MDZ011-014-508-292200- /O.CON.KLWX.WI.Y.0011.000000T0000Z-211029T2200Z/ Southern Baltimore-Anne Arundel-Southeast Harford- Including the cities of Baltimore, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, and Aberdeen 154 PM EDT Fri Oct 29 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... * WHAT...East winds 15 to 25 mph with gusts up to 45 mph. * WHERE...Southeast Harford, Southern Baltimore and Anne Arundel Counties. * WHEN...Until 6 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 28, 1:06 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Saint Mary's, City of Baltimore | 15 hr |
| Oct 28, 4:29 AM EDT | Coastal Flood Warning | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Charles, Harford and 3 more | 72 hr |
| Oct 28, 4:29 AM EDT | Coastal Flood Advisory | LWX | Cecil, Harford | 12 hr |
| Oct 28, 2:07 PM EDT | Flood Watch | LWX | Anne Arundel, Baltimore, Howard, Montgomery, Prince George's, City of Baltimore | 28 hr |
| Oct 28, 2:24 PM EDT | Wind Advisory | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Harford, Saint Mary's and 1 more | 26 hr |
Nearby
High Wind Warnings in Maryland, 2021Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.