Weather alerts in Maryland, March 2023

61 weather alerts in March 2023, 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 March 2023. Tap one for its archive.

Alerts: 61
Warnings: 10
Watches: 6
Advisories: 38
Busiest day: March 13, 20239 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
Mar 1, 2:43 AM EST	Coastal Flood Advisory	LWX	Anne Arundel, Calvert, Charles, Harford, Saint Mary's	20 hr
Mar 1, 6:34 AM EST	Coastal Flood Statement	AKQ	Dorchester, Somerset, Wicomico	6 hr
Mar 2, 7:51 AM EST	Winter Storm Watch	LWX	Allegany	6 hr
Mar 2, 7:54 AM EST	Coastal Flood Watch	LWX	Anne Arundel, Saint Mary's	34 hr
Mar 2, 11:21 AM EST	Coastal Flood Advisory	LWX	Anne Arundel	5 hr
Mar 2, 1:29 PM EST	Wind Advisory	LWX	Allegany	32 hr
Mar 2, 1:40 PM EST	Ice Storm Warning	LWX	Allegany	33 hr
Mar 2, 1:40 PM EST	Winter Weather Advisory	LWX	Allegany	28 hr
Mar 3, 3:11 AM EST	Wind Advisory	AKQ	Worcester	25 hr
Mar 3, 4:25 AM EST	High Wind Watch	LWX	Allegany	8 hr
Mar 3, 9:51 AM EST	Coastal Flood Warning	LWX	Anne Arundel	8 hr
Mar 3, 9:51 AM EST	Coastal Flood Advisory	LWX	Anne Arundel, Calvert, Charles, Harford, Saint Mary's	24 hr
Mar 3, 12:33 PM EST	High Wind Warning	LWX	Allegany	24 hr
Mar 3, 12:33 PM EST	Wind Advisory	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 9 more	26 hr
Mar 3, 1:41 PM EST	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	14 hr
Mar 3, 3:07 PM EST	Wind Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	24 hr
Mar 4, 8:19 AM EST	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	8 hr
Mar 4, 12:11 PM EST	Coastal Flood Advisory	LWX	Anne Arundel	2 hr
Mar 9, 4:20 AM EST	Winter Weather Advisory	LWX	Allegany	33 hr
Mar 10, 4:22 AM EST	Coastal Flood Statement	AKQ	Dorchester, Somerset, Wicomico	26 hr
Mar 10, 8:30 AM EST	Coastal Flood Advisory	LWX	Harford, Saint Mary's	22 hr
Mar 10, 9:57 AM EST	Coastal Flood Advisory	LWX	Anne Arundel, Saint Mary's	13 hr
Mar 10, 1:14 PM EST	Winter Weather Advisory	LWX		14 hr
Mar 10, 9:05 PM EST	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	10 hr
Mar 11, 4:06 AM EST	Coastal Flood Watch	LWX	Anne Arundel, Saint Mary's	38 hr
Mar 11, 1:18 PM EST	Winter Weather Advisory	LWX	Allegany	40 hr
Mar 11, 3:09 PM EST	Coastal Flood Watch	AKQ	Dorchester, Somerset, Wicomico	23 hr
Mar 11, 3:09 PM EST	Coastal Flood Advisory	AKQ	Worcester	6 hr
Mar 12, 3:11 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Saint Mary's	22 hr
Mar 12, 2:49 PM EDT	Coastal Flood Advisory	LWX	Calvert	29 hr
Mar 12, 3:29 PM EDT	Coastal Flood Statement	AKQ	Worcester	11 hr
Mar 12, 3:29 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	18 hr
Mar 12, 7:22 PM EDT	Coastal Flood Warning	LWX	Anne Arundel, Saint Mary's	18 hr
Mar 12, 7:22 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Charles, Harford, Saint Mary's, City of Baltimore	32 hr
Mar 13, 2:29 AM EDT	Coastal Flood Advisory	LWX	Harford	14 hr
Mar 13, 2:51 AM EDT	Coastal Flood Warning	AKQ	Dorchester	8 hr
Mar 13, 2:56 AM EDT	Winter Weather Advisory	LWX	Allegany	47 hr
Mar 13, 2:38 PM EDT	Wind Advisory	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 9 more	33 hr
Mar 13, 2:56 PM EDT	Wind Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	32 hr
Mar 13, 3:16 PM EDT	Coastal Flood Statement	AKQ	Dorchester, Somerset, Wicomico	9 hr
Mar 13, 3:46 PM EDT	Wind Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	35 hr
Mar 13, 4:53 PM EDT	Special Weather Statement	LWX	Garrett	52 min
Mar 13, 5:47 PM EDT	Special Weather Statement	LWX	Garrett	28 min
Mar 14, 3:46 AM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	6 hr
Mar 15, 10:38 AM EDT	Wind Advisory	LWX	Frederick, Montgomery	2 hr
Mar 17, 3:23 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Saint Mary's	12 hr
Mar 23, 10:54 PM EDT	Severe Thunderstorm Warning	LWX	Washington	36 min
Mar 23, 11:24 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Montgomery, Washington	36 min
Mar 24, 9:01 AM EDT	Areal Flood Warning	LWX	Allegany, Garrett	4 hr
Mar 24, 1:31 PM EDT	Wind Advisory	LWX	Allegany	38 hr
Mar 25, 1:04 AM EDT	Wind Advisory	LWX	Allegany	27 hr
Mar 25, 10:50 PM EDT	Special Weather Statement	PHI	Kent	55 min
Mar 25, 11:08 PM EDT	Dense Fog Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	5 hr
Mar 25, 11:17 PM EDT	Dense Fog Advisory	LWX	Anne Arundel, Baltimore, Carroll, Cecil, Frederick, Harford and 4 more	5 hr
Mar 29, 3:34 AM EDT	Freeze Warning	LWX	Howard, Montgomery	29 hr
Mar 30, 3:29 AM EDT	Frost Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	29 hr
Mar 30, 3:40 AM EDT	High Wind Watch	LWX	Allegany, Anne Arundel, Baltimore, Carroll, Frederick, Howard and 4 more	35 hr
Mar 31, 11:49 AM EDT	Wind Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	36 hr
Mar 31, 2:29 PM EDT	High Wind Warning	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 8 more	35 hr
Mar 31, 2:29 PM EDT	Wind Advisory	LWX	Allegany, Calvert, Charles, Saint Mary's, Washington	35 hr
Mar 31, 3:05 PM EDT	Wind Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	35 hr

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	2
Special Weather Statement	3
Flooding
Areal Flood Warning	1
Winter
Ice Storm Warning	1
Winter Storm Watch	1
Winter Weather Advisory	5
Cold
Freeze Warning	1
Frost Advisory	1
Wind and dust
High Wind Warning	2
High Wind Watch	2
Wind Advisory	13
Fog and smoke
Dense Fog Advisory	2
Coast and beach
Coastal Flood Warning	3
Coastal Flood Watch	3
Coastal Flood Advisory	17
Coastal Flood Statement	4

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force now Tornadoes on record The radar archive 2022 2024

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.