Alert archive / Maryland / 2022
Weather alerts in Maryland, September 2022
75 weather alerts in September 2022, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2022. Tap one for its archive.
- Alerts
- 75
- Warnings
- 25
- Watches
- 7
- Advisories
- 21
- Busiest day
- September 12, 202215 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 3:39 AM EDT | Flood Watch | LWX | Allegany, Washington | 17 hr |
| Sep 5, 9:06 PM EDT | Flood Watch | LWX | Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 4 more | 12 hr |
| Sep 6, 5:37 AM EDT | Areal Flood Warning | LWX | Carroll, Frederick, Howard, Montgomery | 3 hr |
| Sep 6, 10:54 AM EDT | Special Weather Statement | AKQ | Worcester | 36 min |
| Sep 6, 8:08 PM EDT | Beach Hazards Statement | AKQ | Worcester | 6 days |
| Sep 7, 4:45 AM EDT | Coastal Flood Statement | AKQ | Worcester | 17 hr |
| Sep 7, 9:32 AM EDT | Flood Watch | LWX | Frederick, Washington | 6 hr |
| Sep 7, 11:46 AM EDT | Flash Flood Warning | LWX | Washington | 3 hr |
| Sep 7, 12:32 PM EDT | Flash Flood Warning | LWX | Frederick, Washington | 2 hr |
| Sep 7, 2:33 PM EDT | Coastal Flood Statement | AKQ | Dorchester, Somerset, Wicomico | 11 hr |
| Sep 7, 10:41 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Calvert, Charles, Saint Mary's | 19 hr |
| Sep 8, 5:47 AM EDT | Coastal Flood Warning | AKQ | Dorchester, Somerset, Wicomico | 48 hr |
| Sep 8, 5:47 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 49 hr |
| Sep 8, 12:03 PM EDT | Coastal Flood Watch | LWX | Anne Arundel, Saint Mary's | 9 hr |
| Sep 8, 12:03 PM EDT | Coastal Flood Advisory | LWX | Baltimore, Harford, City of Baltimore | 4 days |
| Sep 8, 8:34 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Saint Mary's, City of Baltimore | 4 days |
| Sep 9, 12:08 AM EDT | Coastal Flood Warning | LWX | Saint Mary's | 5 hr |
| Sep 9, 12:08 AM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 24 hr |
| Sep 9, 4:31 AM EDT | Dense Fog Advisory | LWX | Allegany | 4 hr |
| Sep 9, 11:47 AM EDT | Coastal Flood Advisory | LWX | Harford | 24 hr |
| Sep 10, 12:06 AM EDT | Coastal Flood Warning | LWX | Saint Mary's | 6 hr |
| Sep 10, 6:42 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 24 hr |
| Sep 11, 6:33 AM EDT | Coastal Flood Statement | AKQ | Somerset, Wicomico | 60 hr |
| Sep 11, 6:33 AM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 60 hr |
| Sep 11, 4:26 PM EDT | Areal Flood Advisory | AKQ | Somerset, Wicomico | 3 hr |
| Sep 11, 9:04 PM EDT | Coastal Flood Advisory | LWX | Charles, Harford | 14 hr |
| Sep 12, 2:52 AM EDT | Flood Watch | LWX | Anne Arundel, Baltimore, Carroll, Frederick, Harford, Howard and 4 more | 17 hr |
| Sep 12, 2:22 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 11 more | 2 hr |
| Sep 12, 4:10 PM EDT | Areal Flood Warning | LWX | Baltimore | 6 hr |
| Sep 12, 4:28 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 47 min |
| Sep 12, 4:52 PM EDT | Tornado Warning | LWX | Charles | 23 min |
| Sep 12, 5:28 PM EDT | Areal Flood Warning | LWX | Baltimore, Carroll | 5 hr |
| Sep 12, 5:41 PM EDT | Areal Flood Warning | LWX | Prince George's | 3 hr |
| Sep 12, 5:46 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 119 min |
| Sep 12, 6:18 PM EDT | Flash Flood Warning | LWX | Baltimore | 3 hr |
| Sep 12, 6:28 PM EDT | Severe Thunderstorm Warning | LWX | Charles, Saint Mary's | 32 min |
| Sep 12, 6:50 PM EDT | Special Weather Statement | AKQ | Dorchester | 40 min |
| Sep 12, 7:35 PM EDT | Special Weather Statement | AKQ | Dorchester | 40 min |
| Sep 12, 7:38 PM EDT | Special Weather Statement | PHI | Talbot | 37 min |
| Sep 12, 7:45 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 45 min |
| Sep 12, 8:12 PM EDT | Special Weather Statement | AKQ | Wicomico | 48 min |
| Sep 12, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 28 min |
| Sep 12, 8:38 PM EDT | Special Weather Statement | AKQ | Somerset | 52 min |
| Sep 12, 8:59 PM EDT | Special Weather Statement | AKQ | Worcester | 46 min |
| Sep 12, 9:17 PM EDT | Areal Flood Advisory | AKQ | Somerset, Worcester | 118 min |
| Sep 12, 9:34 PM EDT | Special Weather Statement | AKQ | Worcester | 41 min |
| Sep 12, 10:02 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 32 min |
| Sep 13, 3:48 AM EDT | Special Weather Statement | AKQ | Dorchester | 42 min |
| Sep 13, 6:51 AM EDT | Coastal Flood Statement | AKQ | Somerset, Wicomico | 10 hr |
| Sep 13, 6:37 PM EDT | Coastal Flood Advisory | LWX | Anne Arundel | 3 hr |
| Sep 21, 8:56 PM EDT | High Surf Advisory | AKQ | Worcester | 46 hr |
| Sep 22, 12:34 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Harford, City of Baltimore | 10 hr |
| Sep 22, 3:31 PM EDT | Beach Hazards Statement | AKQ | Worcester | 52 hr |
| Sep 24, 8:59 PM EDT | Coastal Flood Statement | AKQ | Dorchester | 7 hr |
| Sep 25, 3:34 AM EDT | Coastal Flood Statement | AKQ | Dorchester | 12 hr |
| Sep 25, 10:23 AM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 1 more | 2 hr |
| Sep 25, 10:58 AM EDT | Severe Thunderstorm Warning | LWX | Allegany, Garrett | 36 min |
| Sep 25, 11:20 AM EDT | Severe Thunderstorm Warning | LWX | Allegany | 40 min |
| Sep 25, 11:37 AM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 9 more | 6 hr |
| Sep 25, 1:39 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery, Washington | 51 min |
| Sep 25, 1:53 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Carroll, Cecil, Harford | 41 min |
| Sep 25, 2:35 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 12 more | 115 min |
| Sep 25, 4:46 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 29 min |
| Sep 25, 4:55 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's, Talbot | 35 min |
| Sep 25, 5:25 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 35 min |
| Sep 28, 4:26 PM EDT | Beach Hazards Statement | AKQ | Worcester | 7 days |
| Sep 29, 4:18 AM EDT | High Surf Advisory | AKQ | Worcester | 54 hr |
| Sep 29, 2:46 PM EDT | Coastal Flood Watch | LWX | Saint Mary's | 13 hr |
| Sep 29, 3:41 PM EDT | Coastal Flood Warning | AKQ | Dorchester, Somerset, Wicomico | 55 hr |
| Sep 29, 3:41 PM EDT | Coastal Flood Advisory | AKQ | Dorchester, Somerset, Wicomico | 52 hr |
| Sep 29, 3:41 PM EDT | Wind Advisory | AKQ | Worcester | 36 hr |
| Sep 30, 4:03 AM EDT | Coastal Flood Warning | LWX | Anne Arundel, Saint Mary's | 46 hr |
| Sep 30, 4:03 AM EDT | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, City of Baltimore | 47 hr |
| Sep 30, 10:00 AM EDT | Wind Advisory | LWX | Calvert, Saint Mary's | 24 hr |
| Sep 30, 3:55 PM EDT | Coastal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 4 days |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 12 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 4 |
| Special Weather Statement | 9 |
| Flooding | |
| Areal Flood Warning | 4 |
| Flash Flood Warning | 3 |
| Flood Watch | 4 |
| Areal Flood Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Warning | 5 |
| Coastal Flood Watch | 2 |
| Coastal Flood Advisory | 14 |
| High Surf Advisory | 2 |
| Beach Hazards Statement | 3 |
| Coastal Flood Statement | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dorchester County15
- Somerset County15
- Anne Arundel County14
- Baltimore County14
- Worcester County14
- Wicomico County14
- Saint Mary's County14
- Harford County11
- Charles County11
- City of Baltimore10
- Washington County8
- Carroll County8
- Frederick County8
- Howard County8
- Montgomery County8
- Calvert County8
- Queen Anne's County8
- Talbot County8
- Prince George's County7
- Allegany County6
- Cecil County6
- Caroline County6
- Kent County6
- Garrett County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.