Weather alerts in Maryland, May 2015

63 weather alerts in May 2015, 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 May 2015. Tap one for its archive.

Alerts: 63
Warnings: 16
Watches: 1
Advisories: 22
Busiest day: May 18, 201512 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
May 3, 1:08 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	5 hr
May 6, 2:45 PM EDT	Severe Thunderstorm Warning	LWX	Allegany, Washington	30 min
May 6, 3:21 PM EDT	Mesoscale Discussion	SPC	Allegany, Carroll, Charles, Frederick, Garrett, Howard and 3 more	114 min
May 6, 4:04 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	23 min
May 6, 6:51 PM EDT	Special Weather Statement	CTP	Allegany	39 min
May 7, 5:23 AM EDT	Dense Fog Advisory	LWX	Allegany	4 hr
May 7, 11:56 PM EDT	Dense Fog Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	10 hr
May 9, 2:40 AM EDT	Dense Fog Advisory	AKQ	Worcester	5 hr
May 11, 7:26 PM EDT	Mesoscale Discussion	SPC	Garrett	64 min
May 16, 1:35 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Carroll, Cecil, Frederick and 9 more	2 hr
May 16, 4:08 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	36 min
May 16, 4:14 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	31 min
May 16, 5:02 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	43 min
May 16, 5:39 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Howard, Montgomery	28 min
May 16, 5:48 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery, Prince George's	27 min
May 16, 6:24 PM EDT	Special Weather Statement	PHI	Cecil, Kent	66 min
May 16, 6:45 PM EDT	Severe Thunderstorm Warning	PHI	Cecil, Kent, Queen Anne's	45 min
May 16, 7:58 PM EDT	Special Weather Statement	PHI	Caroline, Talbot	47 min
May 16, 8:38 PM EDT	Special Weather Statement	PHI	Caroline	67 min
May 18, 2:01 PM EDT	Areal Flood Advisory	PHI	Cecil	3 hr
May 18, 2:36 PM EDT	Areal Flood Advisory	PHI	Cecil	3 hr
May 18, 2:45 PM EDT	Special Weather Statement	AKQ	Wicomico	30 min
May 18, 3:10 PM EDT	Special Weather Statement	AKQ	Wicomico	35 min
May 18, 3:19 PM EDT	Special Weather Statement	AKQ	Wicomico	26 min
May 18, 3:41 PM EDT	Areal Flood Advisory	PHI	Caroline	3 hr
May 18, 3:45 PM EDT	Special Weather Statement	AKQ	Wicomico	30 min
May 18, 4:00 PM EDT	Special Weather Statement	PHI	Queen Anne's	30 min
May 18, 4:09 PM EDT	Special Weather Statement	AKQ	Dorchester	36 min
May 18, 4:20 PM EDT	Areal Flood Advisory	PHI	Queen Anne's	3 hr
May 18, 4:46 PM EDT	Special Weather Statement	AKQ	Dorchester	29 min
May 18, 4:57 PM EDT	Areal Flood Advisory	PHI	Cecil, Kent	3 hr
May 18, 8:51 PM EDT	Flash Flood Warning	LWX	Carroll, Frederick	5 hr
May 18, 9:01 PM EDT	Areal Flood Advisory	PHI	Cecil	3 hr
May 18, 9:11 PM EDT	Flash Flood Warning	LWX	Baltimore, Harford, City of Baltimore	5 hr
May 19, 12:49 AM EDT	Special Weather Statement	PHI	Talbot	26 min
May 19, 1:20 AM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	55 min
May 19, 1:22 AM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	53 min
May 19, 2:26 AM EDT	Special Weather Statement	AKQ	Somerset, Wicomico, Worcester	64 min
May 19, 2:28 AM EDT	Special Weather Statement	AKQ	Somerset, Wicomico, Worcester	62 min
May 19, 3:31 AM EDT	Areal Flood Warning	LWX	Anne Arundel, Howard, Prince George's	3 hr
May 19, 3:33 AM EDT	Areal Flood Warning	LWX	Anne Arundel, Howard, Prince George's	3 hr
May 22, 3:17 AM EDT	Frost Advisory	PBZ		28 hr
May 22, 10:28 AM EDT	Frost Advisory	LWX	Allegany	22 hr
May 27, 12:21 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Frederick and 8 more	54 min
May 27, 12:50 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	40 min
May 27, 12:54 PM EDT	Severe Thunderstorm Watch	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 9 more	6 hr
May 27, 2:59 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 10 more	2 hr
May 27, 6:55 PM EDT	Special Weather Statement	AKQ	Dorchester	35 min
May 29, 12:01 AM EDT	Areal Flood Advisory	PHI	Kent	5 hr
May 29, 12:48 AM EDT	Areal Flood Advisory	PHI	Queen Anne's	5 hr
May 29, 1:02 AM EDT	Areal Flood Advisory	PHI	Queen Anne's	3 hr
May 29, 1:37 AM EDT	Areal Flood Advisory	PHI	Kent, Queen Anne's	3 hr
May 29, 2:44 AM EDT	Areal Flood Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	3 hr
May 29, 2:55 AM EDT	Areal Flood Advisory	PHI	Queen Anne's, Talbot	3 hr
May 29, 4:01 AM EDT	Areal Flood Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	3 hr
May 29, 2:53 PM EDT	Special Weather Statement	AKQ	Dorchester	37 min
May 29, 2:58 PM EDT	Areal Flood Advisory	PHI	Caroline	3 hr
May 29, 3:34 PM EDT	Areal Flood Advisory	PHI	Caroline, Talbot	3 hr
May 29, 4:08 PM EDT	Areal Flood Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	3 hr
May 30, 1:43 PM EDT	Severe Thunderstorm Warning	LWX	Allegany	19 min
May 31, 12:51 PM EDT	Mesoscale Discussion	SPC	Allegany, Frederick, Washington	114 min
May 31, 3:03 PM EDT	Severe Thunderstorm Warning	LWX	Washington	27 min
May 31, 7:54 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll	36 min

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
Severe Thunderstorm Watch	1
Mesoscale Discussion	6
Special Weather Statement	18
Flooding
Areal Flood Warning	2
Flash Flood Warning	2
Areal Flood Advisory	16
Cold
Frost Advisory	2
Fog and smoke
Dense Fog Advisory	3
Coast and beach
Coastal Flood Advisory	1

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 2014 2016

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.