Weather alerts in Maryland, June 2018

157 weather alerts in June 2018, 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 June 2018. Tap one for its archive.

Alerts: 157
Warnings: 57
Watches: 16
Advisories: 29
Busiest day: June 2, 201827 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 31, 9:56 PM EDT	Special Weather Statement	AKQ	Dorchester	49 min
May 31, 10:45 PM EDT	Special Weather Statement	AKQ	Dorchester	45 min
May 31, 11:00 PM EDT	Areal Flood Advisory	AKQ	Dorchester	3 hr
May 31, 11:30 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	45 min
Jun 1, 12:16 AM EDT	Special Weather Statement	AKQ	Wicomico, Worcester	44 min
Jun 1, 9:07 PM EDT	Areal Flood Warning	LWX	Washington	18 hr
Jun 1, 9:39 PM EDT	Areal Flood Warning	LWX	Washington	11 hr
Jun 1, 9:59 PM EDT	Areal Flood Warning	LWX	Frederick	11 hr
Jun 1, 10:06 PM EDT	Severe Thunderstorm Warning	LWX	Frederick	54 min
Jun 2, 12:42 AM EDT	Special Weather Statement	PHI	Cecil	63 min
Jun 2, 3:13 AM EDT	Flash Flood Watch	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more	25 hr
Jun 2, 3:20 AM EDT	Flash Flood Watch	AKQ	Dorchester, Somerset, Wicomico, Worcester	39 hr
Jun 2, 3:23 AM EDT	River Flood Watch	LWX	Washington	16 hr
Jun 2, 3:25 AM EDT	River Flood Watch	LWX	Frederick	33 hr
Jun 2, 3:26 AM EDT	River Flood Watch	LWX	Montgomery	33 hr
Jun 2, 3:26 AM EDT	Flash Flood Watch	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	24 hr
Jun 2, 3:27 AM EDT	River Flood Watch	LWX	Montgomery	36 hr
Jun 2, 11:06 AM EDT	Special Weather Statement	AKQ	Worcester	39 min
Jun 2, 11:44 AM EDT	Special Weather Statement	AKQ	Worcester	46 min
Jun 2, 12:35 PM EDT	Special Weather Statement	AKQ	Wicomico	55 min
Jun 2, 12:45 PM EDT	Areal Flood Advisory	AKQ	Wicomico	3 hr
Jun 2, 2:15 PM EDT	Areal Flood Advisory	PHI	Cecil	3 hr
Jun 2, 2:27 PM EDT	Special Weather Statement	AKQ	Somerset	48 min
Jun 2, 2:42 PM EDT	Flash Flood Warning	AKQ	Somerset	4 hr
Jun 2, 2:44 PM EDT	Areal Flood Warning	LWX	Charles, Prince George's	117 min
Jun 2, 4:16 PM EDT	Beach Hazards Statement	AKQ	Worcester	52 hr
Jun 2, 4:16 PM EDT	Rip Current Statement	AKQ	Worcester	52 hr
Jun 2, 4:25 PM EDT	Areal Flood Warning	LWX	Baltimore, Carroll, Harford, Howard, Montgomery, City of Baltimore	4 hr
Jun 2, 4:55 PM EDT	Areal Flood Warning	LWX	Washington	6 hr
Jun 2, 5:52 PM EDT	River Flood Warning	LWX	Washington	67 hr
Jun 2, 5:56 PM EDT	River Flood Watch	LWX	Washington	18 hr
Jun 2, 6:16 PM EDT	Areal Flood Warning	LWX	Allegany	4 hr
Jun 2, 9:45 PM EDT	River Flood Warning	LWX	Allegany	31 hr
Jun 2, 11:27 PM EDT	Areal Flood Advisory	PHI	Cecil	2 hr
Jun 3, 4:11 AM EDT	Flood Watch	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more	14 hr
Jun 3, 4:55 AM EDT	Coastal Flood Advisory	AKQ	Worcester	20 hr
Jun 3, 7:25 AM EDT	Areal Flood Warning	LWX	Allegany, Washington	20 hr
Jun 3, 8:53 AM EDT	Special Weather Statement	AKQ	Wicomico, Worcester	67 min
Jun 3, 12:02 PM EDT	River Flood Watch	LWX	Washington	2 hr
Jun 3, 12:15 PM EDT	River Flood Warning	LWX	Washington	42 hr
Jun 3, 12:20 PM EDT	River Flood Warning	LWX	Frederick	54 hr
Jun 3, 12:27 PM EDT	River Flood Warning	LWX	Montgomery	66 hr
Jun 3, 12:48 PM EDT	Areal Flood Warning	LWX	Anne Arundel, Howard, Montgomery, Prince George's	20 hr
Jun 3, 1:59 PM EDT	River Flood Warning	LWX	Washington	31 hr
Jun 3, 2:44 PM EDT	Areal Flood Warning	LWX	Montgomery, Prince George's	7 hr
Jun 3, 3:30 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Harford, Saint Mary's, City of Baltimore	50 hr
Jun 3, 3:35 PM EDT	Areal Flood Warning	LWX	Baltimore, Carroll, Howard	9 hr
Jun 3, 3:35 PM EDT	River Flood Warning	LWX	Washington	30 hr
Jun 3, 3:48 PM EDT	River Flood Warning	LWX	Montgomery	53 hr
Jun 3, 5:57 PM EDT	Areal Flood Warning	LWX	Anne Arundel, Baltimore, Howard, City of Baltimore	9 hr
Jun 3, 6:03 PM EDT	Flood Watch	LWX	Anne Arundel, Baltimore, Calvert, Carroll, Charles, Harford and 5 more	3 hr
Jun 3, 6:16 PM EDT	Areal Flood Advisory	PHI	Cecil	3 hr
Jun 3, 8:37 PM EDT	Areal Flood Warning	LWX	Anne Arundel, Calvert, Prince George's	29 hr
Jun 5, 5:34 AM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	5 hr
Jun 5, 3:05 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Caroline, Carroll, Cecil and 8 more	2 hr
Jun 5, 6:24 PM EDT	Special Weather Statement	PHI	Kent	51 min
Jun 5, 6:50 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's	40 min
Jun 5, 6:55 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	35 min
Jun 5, 7:12 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick	33 min
Jun 5, 8:34 PM EDT	Special Weather Statement	PHI	Kent	26 min
Jun 5, 9:02 PM EDT	Special Weather Statement	PHI	Kent	43 min
Jun 7, 6:55 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Saint Mary's, City of Baltimore	23 hr
Jun 9, 12:37 PM EDT	Special Weather Statement	AKQ	Worcester	38 min
Jun 9, 1:10 PM EDT	Flash Flood Warning	AKQ	Worcester	6 hr
Jun 9, 1:21 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's	39 min
Jun 9, 1:34 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 16 more	2 hr
Jun 9, 1:35 PM EDT	Flash Flood Warning	LWX	Prince George's	2 hr
Jun 9, 1:50 PM EDT	Special Weather Statement	AKQ	Worcester	40 min
Jun 9, 2:00 PM EDT	Special Weather Statement	PHI	Caroline	30 min
Jun 9, 2:12 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Prince George's	30 min
Jun 9, 2:24 PM EDT	Severe Thunderstorm Warning	PHI	Caroline	51 min
Jun 9, 2:42 PM EDT	Areal Flood Advisory	PHI	Caroline	58 min
Jun 9, 3:28 PM EDT	Special Weather Statement	AKQ	Dorchester	47 min
Jun 9, 3:38 PM EDT	Special Weather Statement	AKQ	Dorchester	52 min
Jun 9, 3:53 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Queen Anne's	37 min
Jun 9, 4:13 PM EDT	Special Weather Statement	AKQ	Somerset	32 min
Jun 9, 4:20 PM EDT	Special Weather Statement	AKQ	Wicomico	25 min
Jun 9, 4:24 PM EDT	Special Weather Statement	PHI	Kent	51 min
Jun 9, 4:52 PM EDT	Special Weather Statement	AKQ	Somerset, Wicomico, Worcester	38 min
Jun 9, 5:18 PM EDT	Areal Flood Warning	LWX	Montgomery, Prince George's	90 min
Jun 9, 5:21 PM EDT	Special Weather Statement	AKQ	Somerset, Worcester	39 min
Jun 9, 5:31 PM EDT	Special Weather Statement	PHI	Caroline	44 min
Jun 9, 5:46 PM EDT	Severe Thunderstorm Warning	LWX	Prince George's	44 min
Jun 9, 6:08 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's	37 min
Jun 9, 6:34 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's	45 min
Jun 10, 3:47 AM EDT	Flash Flood Watch	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more	24 hr
Jun 10, 3:48 AM EDT	Flash Flood Watch	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	28 hr
Jun 10, 4:12 AM EDT	Flash Flood Watch	AKQ	Dorchester, Somerset, Wicomico, Worcester	22 hr
Jun 10, 3:23 PM EDT	Mesoscale Discussion	SPC	Charles	2 hr
Jun 10, 3:50 PM EDT	Special Weather Statement	PHI	Caroline	40 min
Jun 10, 4:33 PM EDT	Areal Flood Warning	LWX	Baltimore, Carroll, Howard	2 hr
Jun 10, 4:53 PM EDT	Special Weather Statement	AKQ	Wicomico	52 min
Jun 10, 5:00 PM EDT	Flash Flood Warning	PHI	Caroline	108 min
Jun 10, 7:09 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Saint Mary's	40 min
Jun 10, 7:35 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	40 min
Jun 10, 7:45 PM EDT	Special Weather Statement	PHI	Caroline, Queen Anne's, Talbot	60 min
Jun 10, 8:09 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	51 min
Jun 10, 8:13 PM EDT	Special Weather Statement	PHI	Talbot	47 min
Jun 10, 8:58 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico, Worcester	47 min
Jun 10, 9:07 PM EDT	Areal Flood Advisory	PHI	Caroline, Talbot	3 hr
Jun 10, 9:35 PM EDT	Areal Flood Warning	LWX	Anne Arundel, Howard	6 hr
Jun 10, 11:10 PM EDT	Areal Flood Warning	LWX	Allegany	2 hr
Jun 11, 1:16 AM EDT	Areal Flood Advisory	PHI	Cecil	8 hr
Jun 11, 3:16 AM EDT	Areal Flood Advisory	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	8 hr
Jun 11, 12:27 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	15 hr
Jun 11, 2:53 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Calvert, Charles, Harford, Saint Mary's and 1 more	37 hr
Jun 12, 1:11 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	16 hr
Jun 12, 2:29 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Calvert, Charles, Harford, City of Baltimore	20 hr
Jun 13, 4:49 AM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	23 hr
Jun 13, 10:33 PM EDT	Severe Thunderstorm Warning	LWX	Allegany, Washington	27 min
Jun 17, 4:19 AM EDT	Coastal Flood Statement	AKQ	Dorchester, Somerset, Wicomico	3 hr
Jun 17, 6:15 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	4 hr
Jun 18, 6:04 AM EDT	Dense Fog Advisory	AKQ	Somerset, Wicomico, Worcester	3 hr
Jun 18, 9:42 AM EDT	Heat Advisory	LWX	Anne Arundel, Baltimore, Charles, Howard, Montgomery, Prince George's and 2 more	10 hr
Jun 18, 2:42 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	33 min
Jun 18, 4:26 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Howard	19 min
Jun 18, 4:52 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, City of Baltimore	13 min
Jun 18, 5:22 PM EDT	Special Weather Statement	PHI	Queen Anne's	38 min
Jun 19, 12:04 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Charles and 10 more	116 min
Jun 19, 2:16 PM EDT	Severe Thunderstorm Warning	LWX	Prince George's	29 min
Jun 19, 3:02 PM EDT	Special Weather Statement	AKQ	Somerset	43 min
Jun 19, 3:40 PM EDT	Special Weather Statement	AKQ	Somerset	65 min
Jun 20, 10:27 AM EDT	Flash Flood Watch	LWX	Allegany, Washington	9 hr
Jun 20, 10:53 AM EDT	Flash Flood Watch	PBZ		11 hr
Jun 20, 3:23 PM EDT	Mesoscale Discussion	SPC	Garrett	2 hr
Jun 20, 4:59 PM EDT	Severe Thunderstorm Warning	LWX	Allegany, Washington	31 min
Jun 20, 6:08 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Montgomery, Washington	30 min
Jun 22, 12:30 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Calvert, Charles, Saint Mary's, City of Baltimore	26 hr
Jun 22, 9:35 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	5 hr
Jun 23, 12:09 AM EDT	Areal Flood Warning	LWX	Montgomery	4 hr
Jun 23, 1:38 PM EDT	Mesoscale Discussion	SPC	Dorchester, Saint Mary's, Somerset, Wicomico, Worcester	67 min
Jun 23, 1:59 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	12 hr
Jun 23, 2:15 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Saint Mary's	19 hr
Jun 23, 5:40 PM EDT	Mesoscale Discussion	SPC	Calvert, Charles, Dorchester, Prince George's, Saint Mary's, Somerset and 1 more	2 hr
Jun 23, 7:39 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Saint Mary's	51 min
Jun 23, 8:03 PM EDT	Special Weather Statement	AKQ	Somerset	42 min
Jun 23, 9:03 PM EDT	Special Weather Statement	AKQ	Dorchester	42 min
Jun 24, 2:22 AM EDT	River Flood Warning	LWX	Montgomery	14 hr
Jun 24, 2:04 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Calvert, Charles, Montgomery, Prince George's, Saint Mary's	116 min
Jun 24, 2:32 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Montgomery	43 min
Jun 24, 4:21 PM EDT	Special Weather Statement	AKQ	Somerset	54 min
Jun 24, 5:37 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick	23 min
Jun 24, 5:49 PM EDT	Severe Thunderstorm Warning	AKQ	Somerset, Worcester	41 min
Jun 24, 5:58 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Frederick, Harford, Washington	47 min
Jun 24, 6:16 PM EDT	Mesoscale Discussion	SPC	Baltimore, Cecil, Harford, Kent, City of Baltimore	119 min
Jun 24, 8:05 PM EDT	Special Weather Statement	PHI	Kent, Queen Anne's	25 min
Jun 24, 8:22 PM EDT	Special Weather Statement	PHI	Caroline	23 min
Jun 24, 8:30 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's, Talbot	45 min
Jun 24, 8:52 PM EDT	Special Weather Statement	AKQ	Dorchester	38 min
Jun 26, 3:52 PM EDT	Beach Hazards Statement	AKQ	Worcester	25 hr
Jun 26, 3:52 PM EDT	Rip Current Statement	AKQ	Worcester	25 hr
Jun 26, 9:41 PM EDT	Coastal Flood Advisory	LWX	Anne Arundel, Baltimore, Calvert, Charles, Harford, Saint Mary's and 1 more	39 hr
Jun 27, 2:43 PM EDT	Coastal Flood Warning	LWX	Anne Arundel	16 hr
Jun 27, 4:42 PM EDT	Coastal Flood Advisory	AKQ	Dorchester, Somerset, Wicomico	14 hr
Jun 27, 7:37 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 15 more	3 hr
Jun 29, 3:41 PM EDT	Heat Advisory	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	5 days
Jun 30, 2:14 PM EDT	Heat Advisory	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more	27 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	25
Mesoscale Discussion	10
Special Weather Statement	40
Flooding
Areal Flood Warning	18
Flash Flood Warning	4
River Flood Warning	9
Flash Flood Watch	8
Flood Watch	2
River Flood Watch	6
Areal Flood Advisory	9
Heat
Heat Advisory	3
Fog and smoke
Dense Fog Advisory	1
Coast and beach
Coastal Flood Warning	1
Coastal Flood Advisory	16
Beach Hazards Statement	2
Coastal Flood Statement	1
Rip Current Statement	2

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 2017 2019

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.