Alert archive / Maryland / Tornado Warnings in 2021
Tornado Warning 45, NWS Baltimore/Washington
NWS Baltimore/Washington issued this tornado warning at Sep 1, 2021, 2:48 PM EDT for Baltimore County, Harford County, Maryland. It was in force for 27 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 1, 2021, 2:48 PM EDT (18:48 UTC)
- Expired
- Sep 1, 2021, 3:15 PM EDT
- In force
- 27 min
- Issued by
- NWS Baltimore/Washington
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 0.0 in
Counties Baltimore County, MD, Harford County, MD
The radar
The Dover AFB radar (KDOX), 94 km from the middle of the area, began a volume at 18:50 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 |
|---|---|---|---|
| Sep 1, 2:48 PM EDT | TORNADO | 1 Sse Fort Howard, MD | EF-0 WITH ESTIMATED PEAK WINDS OF 85 MPH. PATH LENGTH: 6.7 MILES MAX WIDTH: 75 YARDS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 1, 11:46 AM EDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 6.8 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
- 558 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 575 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 223 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.6
The text
As transmitted.
241
WFUS51 KLWX 011848
TORLWX
MDC005-025-011915-
/O.NEW.KLWX.TO.W.0045.210901T1848Z-210901T1915Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Baltimore MD/Washington DC
248 PM EDT Wed Sep 1 2021
The National Weather Service in Sterling Virginia has issued a
* Tornado Warning for...
South central Harford County in northern Maryland...
Southeastern Baltimore County in northern Maryland...
* Until 315 PM EDT.
* At 246 PM EDT, a confirmed tornado was located over North Point
State Park, near Fort Howard and the mouth of the Patapsco River,
moving northeast at 35 mph.
HAZARD...Damaging tornado.
SOURCE...Emergency Management confirmed tornado in Anne Arundel
County.
IMPACT...For those in the direct path of a tornado touchdown,
flying debris will be dangerous to those caught without
shelter. Damage to roofs, siding, and windows may occur.
Mobile homes may be damaged or destroyed. Tree damage is
likely.
* Locations impacted include...
Middle River, North Point State Park, Back River, Millers Island,
Dundalk, Essex, Bowleys Quarters, Edgewood, Joppatowne, Edgemere,
Fort Howard, Magnolia, Chase, Bradshaw, Martin State Airport and
Gunpowder.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, this storm has a history of tornadic damage. TAKE COVER
NOW! Move to a basement or an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.
&&
LAT...LON 3939 7623 3931 7629 3931 7630 3933 7631
3919 7643 3918 7644 3919 7648 3944 7639
TIME...MOT...LOC 1846Z 203DEG 32KT 3920 7642
TORNADO...OBSERVED
MAX HAIL SIZE...0.00 IN
$$
LEE1 follow-up statement
842
WWUS51 KLWX 011859
SVSLWX
Severe Weather Statement
National Weather Service Baltimore MD/Washington DC
259 PM EDT Wed Sep 1 2021
MDC005-025-011915-
/O.CON.KLWX.TO.W.0045.000000T0000Z-210901T1915Z/
Harford MD-Baltimore MD-
259 PM EDT Wed Sep 1 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM EDT FOR SOUTH
CENTRAL HARFORD AND SOUTHEASTERN BALTIMORE COUNTIES...
At 258 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Bowleys Quarters moving northeast at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...For those in the direct path of a tornado touchdown, flying
debris will be dangerous to those caught without shelter.
Damage to roofs, siding, and windows may occur. Mobile
homes may be damaged or destroyed. Tree damage is likely.
Locations impacted include...
Middle River, Essex, Bowleys Quarters, Edgewood, Joppatowne and
Chase.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3939 7623 3931 7629 3933 7631 3932 7632
3925 7638 3928 7643 3940 7638
TIME...MOT...LOC 1858Z 203DEG 32KT 3931 7636
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
LEEThe office that day
Everything else NWS Baltimore/Washington issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 9:06 PM EDT | Coastal Flood Watch | LWX | Anne Arundel | 22 hr |
| Aug 31, 9:36 PM EDT | River Flood Warning | LWX | Washington | 68 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Frederick | 25 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Montgomery | 48 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Washington | 25 hr |
| Aug 31, 9:44 PM EDT | River Flood Watch | LWX | Montgomery | 25 hr |
| Sep 1, 3:23 AM EDT | Areal Flood Warning | LWX | Montgomery | 8 hr |
| Sep 1, 3:24 AM EDT | Severe Thunderstorm Warning | LWX | Montgomery, Prince George's | 51 min |
| Sep 1, 3:50 AM EDT | Areal Flood Warning | LWX | Montgomery, Prince George's | 6 hr |
| Sep 1, 4:00 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 60 min |
| Sep 1, 4:10 AM EDT | Areal Flood Warning | LWX | Anne Arundel, Baltimore, Howard, City of Baltimore | 6 hr |
| Sep 1, 4:34 AM EDT | Areal Flood Warning | LWX | Montgomery | 6 hr |
| Sep 1, 4:39 AM EDT | Areal Flood Warning | LWX | Anne Arundel, Baltimore, Howard, City of Baltimore | 5 hr |
| Sep 1, 4:50 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Baltimore, City of Baltimore | 40 min |
| Sep 1, 5:41 AM EDT | Areal Flood Warning | LWX | Cecil, Harford | 5 hr |
| Sep 1, 6:15 AM EDT | Areal Flood Warning | LWX | Cecil | 5 hr |
| Sep 1, 8:39 AM EDT | Flash Flood Warning | LWX | Allegany, Garrett | 5 hr |
| Sep 1, 10:14 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Harford, Saint Mary's and 1 more | 19 hr |
| Sep 1, 12:52 PM EDT | Areal Flood Warning | LWX | Allegany | 22 hr |
| Sep 1, 1:11 PM EDT | Tornado Warning | LWX | Charles, Prince George's | 34 min |
| Sep 1, 1:23 PM EDT | Tornado Warning | LWX | Charles | 17 min |
| Sep 1, 1:30 PM EDT | Areal Flood Warning | LWX | Carroll, Frederick, Washington | 27 hr |
| Sep 1, 1:31 PM EDT | Tornado Warning | LWX | Charles, Saint Mary's | 29 min |
| Sep 1, 1:46 PM EDT | Areal Flood Warning | LWX | Allegany, Garrett | 16 hr |
| Sep 1, 1:56 PM EDT | Tornado Warning | LWX | Anne Arundel, Prince George's | 34 min |
| Sep 1, 2:12 PM EDT | Tornado Warning | LWX | Baltimore | 33 min |
| Sep 1, 2:23 PM EDT | Tornado Warning | LWX | Baltimore | 15 min |
| Sep 1, 2:26 PM EDT | Flash Flood Warning | LWX | Carroll, Frederick | 6 hr |
| Sep 1, 2:26 PM EDT | Tornado Warning | LWX | Baltimore, Harford | 14 min |
| Sep 1, 2:27 PM EDT | Tornado Warning | LWX | Anne Arundel | 15 min |
| Sep 1, 3:10 PM EDT | Tornado Warning | LWX | Baltimore | 16 min |
| Sep 1, 3:17 PM EDT | Tornado Warning | LWX | Harford | 28 min |
| Sep 1, 3:25 PM EDT | Flash Flood Warning | LWX | Carroll, Frederick | 5 hr |
| Sep 1, 3:34 PM EDT | Flash Flood Warning | LWX | Cecil, Harford | 3 hr |
| Sep 1, 3:36 PM EDT | Wind Advisory | LWX | Allegany, Carroll, Frederick, Washington | 7 hr |
| Sep 1, 3:49 PM EDT | Tornado Warning | LWX | Cecil, Harford | 26 min |
| Sep 1, 4:13 PM EDT | River Flood Watch | LWX | Cecil | 7 hr |
| Sep 1, 4:13 PM EDT | River Flood Warning | LWX | Allegany | 7 hr |
| Sep 1, 4:14 PM EDT | River Flood Warning | LWX | Allegany | 9 hr |
| Sep 1, 4:37 PM EDT | Areal Flood Warning | LWX | Baltimore, Carroll, Harford | 13 hr |
| Sep 1, 5:46 PM EDT | Tornado Warning | LWX | Cecil | 29 min |
| Sep 1, 6:08 PM EDT | Areal Flood Warning | LWX | Cecil, Harford | 17 hr |
| Sep 1, 6:12 PM EDT | Tornado Warning | LWX | Cecil | 19 min |
| Sep 1, 7:03 PM EDT | Coastal Flood Warning | LWX | Anne Arundel | 8 hr |
| Sep 1, 7:27 PM EDT | Areal Flood Warning | LWX | Allegany, Washington | 15 hr |
| Sep 1, 7:59 PM EDT | Areal Flood Warning | LWX | Carroll, Frederick | 2 hr |
Nearby
Tornado Warnings in Maryland, 2021Every tornado warning in 2021Tornadoes 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.