Alert archive / Maryland / 2021
Weather alerts in Maryland, November 2021
27 weather alerts in November 2021, 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 November 2021. Tap one for its archive.
- Alerts
- 27
- Warnings
- 5
- Watches
- 3
- Advisories
- 16
- Busiest day
- November 4, 20215 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 |
|---|---|---|---|---|
| Oct 31, 10:03 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 3 hr |
| Nov 1, 3:03 AM EDT | Freeze Watch | LWX | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 1 more | 24 hr |
| Nov 2, 3:22 AM EDT | Frost Advisory | LWX | Anne Arundel, Baltimore, Calvert, Cecil, Charles, Harford and 5 more | 30 hr |
| Nov 2, 3:22 AM EDT | Freeze Warning | LWX | Baltimore, Carroll, Frederick, Harford, Howard, Montgomery and 1 more | 30 hr |
| Nov 2, 3:30 AM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 30 hr |
| Nov 3, 1:52 PM EDT | Frost Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 19 hr |
| Nov 3, 3:32 PM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 12 hr |
| Nov 3, 3:38 PM EDT | Frost Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Montgomery, Prince George's and 2 more | 17 hr |
| Nov 4, 3:19 AM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 30 hr |
| Nov 4, 3:19 AM EDT | Freeze Warning | AKQ | Dorchester, Wicomico | 30 hr |
| Nov 4, 4:06 AM EDT | Frost Advisory | LWX | Anne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more | 29 hr |
| Nov 4, 4:06 AM EDT | Freeze Warning | LWX | Anne Arundel, Baltimore, Charles, Montgomery, Prince George's, City of Baltimore | 29 hr |
| Nov 4, 10:06 AM EDT | Freeze Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 23 hr |
| Nov 5, 3:24 PM EDT | Coastal Flood Advisory | AKQ | Worcester | 3 days |
| Nov 5, 3:36 PM EDT | Frost Advisory | AKQ | Dorchester, Somerset, Wicomico, Worcester | 15 hr |
| Nov 6, 2:21 PM EDT | Coastal Flood Advisory | LWX | Saint Mary's | 4 hr |
| Nov 8, 4:12 AM EST | Coastal Flood Statement | AKQ | Dorchester | 14 hr |
| Nov 9, 2:30 PM EST | Coastal Flood Statement | AKQ | Dorchester | 5 hr |
| Nov 9, 4:48 PM EST | Coastal Flood Advisory | LWX | Anne Arundel, Harford | 9 hr |
| Nov 9, 5:46 PM EST | Coastal Flood Advisory | LWX | Saint Mary's | 74 min |
| Nov 12, 6:45 AM EST | Coastal Flood Statement | AKQ | Dorchester | 5 hr |
| Nov 12, 7:00 AM EST | Coastal Flood Advisory | LWX | Anne Arundel, Baltimore, City of Baltimore | 8 hr |
| Nov 13, 3:17 AM EST | Freeze Warning | AKQ | Dorchester, Somerset, Wicomico, Worcester | 30 hr |
| Nov 14, 2:05 AM EST | Winter Weather Advisory | LWX | Allegany | 31 hr |
| Nov 26, 1:48 PM EST | Wind Advisory | LWX | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 7 more | 3 hr |
| Nov 30, 2:43 PM EST | High Wind Watch | LWX | Allegany, Washington | 24 hr |
| Nov 30, 2:44 PM EST | Fire Weather Watch | LWX | Allegany, Washington | 43 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Winter | |
| Winter Weather Advisory | 1 |
| Cold | |
| Freeze Warning | 5 |
| Freeze Watch | 1 |
| Frost Advisory | 8 |
| Wind and dust | |
| High Wind Watch | 1 |
| Wind Advisory | 1 |
| Fire | |
| Fire Weather Watch | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 6 |
| Coastal Flood Statement | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Baltimore County8
- Dorchester County8
- Saint Mary's County7
- Anne Arundel County7
- Montgomery County6
- City of Baltimore6
- Harford County5
- Charles County5
- Prince George's County5
- Wicomico County5
- Worcester County5
- Howard County4
- Washington County4
- Calvert County4
- Somerset County4
- Carroll County3
- Frederick County3
- Caroline County3
- Kent County3
- Queen Anne's County3
- Talbot County3
- Allegany County3
- Cecil County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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. Rebuilt daily.