Weather alerts in Maryland, June 2025

159 weather alerts in June 2025, 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 2025. Tap one for its archive.

Alerts: 159
Warnings: 90
Watches: 20
Advisories: 17
Busiest day: June 19, 202528 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
Jun 1, 1:41 PM EDT	Frost Advisory	LWX	Garrett	18 hr
Jun 5, 7:48 PM EDT	Severe Thunderstorm Warning	LWX	Garrett	42 min
Jun 6, 1:08 PM EDT	Areal Flood Advisory	AKQ	Somerset, Worcester	3 hr
Jun 6, 2:22 PM EDT	Severe Thunderstorm Warning	LWX	Frederick	23 min
Jun 6, 4:47 PM EDT	Flash Flood Warning	LWX	Allegany	2 hr
Jun 7, 1:00 PM EDT	Special Weather Statement	AKQ	Worcester	45 min
Jun 7, 7:57 PM EDT	Flood Watch	LWX	Allegany, Garrett	26 hr
Jun 8, 1:04 PM EDT	Mesoscale Discussion	SPC	Calvert, Charles, Dorchester, Montgomery, Prince George's, Saint Mary's and 2 more	86 min
Jun 8, 2:26 PM EDT	Tornado Watch	SPC	Anne Arundel, Calvert, Charles, Frederick, Howard, Montgomery and 3 more	8 hr
Jun 8, 4:31 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 8 more	89 min
Jun 8, 7:17 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Calvert, Caroline, Charles, Dorchester, Howard and 6 more	88 min
Jun 9, 3:18 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	4 hr
Jun 9, 1:51 PM EDT	Flood Watch	LWX	Allegany, Washington	10 hr
Jun 10, 4:02 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	3 hr
Jun 10, 5:34 PM EDT	Special Weather Statement	AKQ	Worcester	26 min
Jun 12, 4:07 AM EDT	Dense Fog Advisory	AKQ	Somerset, Wicomico, Worcester	5 hr
Jun 13, 3:45 AM EDT	Flood Watch	LWX	Charles, Montgomery, Prince George's, Saint Mary's	20 hr
Jun 13, 2:03 PM EDT	Special Weather Statement	AKQ	Worcester	42 min
Jun 13, 2:19 PM EDT	Severe Thunderstorm Warning	AKQ	Wicomico, Worcester	28 min
Jun 13, 2:56 PM EDT	Special Weather Statement	AKQ	Worcester	34 min
Jun 13, 3:40 PM EDT	Areal Flood Advisory	AKQ	Wicomico, Worcester	115 min
Jun 13, 4:43 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Calvert, Caroline, Charles, Dorchester, Howard and 6 more	3 hr
Jun 13, 5:06 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery, Prince George's	22 min
Jun 13, 7:11 PM EDT	Severe Thunderstorm Warning	LWX	Prince George's	34 min
Jun 13, 8:11 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Montgomery, Prince George's	3 hr
Jun 13, 9:47 PM EDT	Flash Flood Warning	LWX	Anne Arundel	3 hr
Jun 13, 11:16 PM EDT	Areal Flood Warning	LWX	Anne Arundel	69 min
Jun 14, 2:12 AM EDT	Flood Watch	LWX	Allegany, Anne Arundel, Calvert, Carroll, Charles, Frederick and 5 more	21 hr
Jun 14, 8:12 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Carroll, Charles, Dorchester and 11 more	93 min
Jun 15, 4:27 AM EDT	Flood Watch	LWX	Allegany, Garrett	17 hr
Jun 15, 7:01 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Charles	3 hr
Jun 15, 7:05 PM EDT	Flash Flood Warning	LWX	Charles, Prince George's	3 hr
Jun 15, 9:48 PM EDT	Areal Flood Warning	LWX	Charles	6 hr
Jun 15, 9:52 PM EDT	Areal Flood Warning	LWX	Charles, Prince George's	6 hr
Jun 15, 10:02 PM EDT	Areal Flood Warning	LWX	Charles	10 hr
Jun 16, 2:42 AM EDT	Flood Watch	LWX	Allegany, Garrett	14 hr
Jun 16, 6:48 AM EDT	Coastal Flood Advisory	LWX	Charles	113 min
Jun 16, 10:07 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	113 min
Jun 17, 2:50 AM EDT	Flood Watch	LWX	Allegany, Frederick, Garrett, Montgomery, Prince George's, Washington	20 hr
Jun 17, 9:42 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	48 min
Jun 18, 11:36 AM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Frederick and 8 more	114 min
Jun 18, 12:01 PM EDT	Flood Watch	LWX	Anne Arundel, Baltimore, Carroll, Charles, Frederick, Harford and 4 more	7 hr
Jun 18, 12:43 PM EDT	Severe Thunderstorm Watch	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more	6 hr
Jun 18, 1:16 PM EDT	Severe Thunderstorm Warning	LWX	Howard, Montgomery	44 min
Jun 18, 1:25 PM EDT	Flash Flood Warning	LWX	Montgomery	63 min
Jun 18, 1:47 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Howard, Montgomery, Prince George's, City of Baltimore	43 min
Jun 18, 2:27 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LWX	Anne Arundel, City of Baltimore	33 min
Jun 18, 2:52 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Caroline, Cecil, Harford, Howard and 5 more	113 min
Jun 18, 3:00 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Queen Anne's	45 min
Jun 18, 3:39 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's, Talbot	51 min
Jun 18, 4:13 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Caroline	47 min
Jun 18, 6:30 PM EDT	Flash Flood Warning	LWX	Montgomery	108 min
Jun 19, 11:37 AM EDT	Flood Watch	LWX	Anne Arundel, Baltimore, Howard, Montgomery, Prince George's, City of Baltimore	7 hr
Jun 19, 1:22 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 13 more	113 min
Jun 19, 1:44 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	61 min
Jun 19, 1:46 PM EDT	Severe Thunderstorm Watch	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 16 more	9 hr
Jun 19, 2:07 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	38 min
Jun 19, 2:43 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick, Montgomery, Washington	47 min
Jun 19, 3:14 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Frederick	46 min
Jun 19, 3:22 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more	113 min
Jun 19, 3:27 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick, Howard, Montgomery	33 min
Jun 19, 3:42 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Cecil, Harford	63 min
Jun 19, 3:51 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LWX	Anne Arundel, Howard, Montgomery, Prince George's	54 min
Jun 19, 4:05 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's, Saint Mary's	25 min
Jun 19, 4:20 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Harford, Howard, Montgomery, City of Baltimore	40 min
Jun 19, 4:25 PM EDT	Severe Thunderstorm Warning	LWX	Cecil, Harford	50 min
Jun 19, 4:27 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's	63 min
Jun 19, 4:29 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LWX	Anne Arundel, Baltimore, Howard, Prince George's, City of Baltimore	61 min
Jun 19, 4:43 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Charles, Prince George's, Saint Mary's	47 min
Jun 19, 4:59 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Cecil, Harford, City of Baltimore	76 min
Jun 19, 5:08 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Caroline, Kent, Queen Anne's	52 min
Jun 19, 5:22 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's, Talbot	38 min
Jun 19, 5:25 PM EDT	Mesoscale Discussion	SPC	Calvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 2 more	2 hr
Jun 19, 5:29 PM EDT	Special Weather Statement	AKQ	Dorchester	46 min
Jun 19, 5:41 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Kent	49 min
Jun 19, 5:55 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's	39 min
Jun 19, 6:09 PM EDT	Severe Thunderstorm Warning	LWX	Saint Mary's	36 min
Jun 19, 6:14 PM EDT	Severe Thunderstorm Warning	PHI	Caroline	46 min
Jun 19, 6:30 PM EDT	Special Weather Statement	AKQ	Dorchester, Wicomico	45 min
Jun 19, 6:45 PM EDT	Severe Thunderstorm Warning	AKQ	Dorchester, Somerset, Wicomico, Worcester	45 min
Jun 21, 2:06 AM EDT	Heat Advisory	PHI	Caroline, Kent, Queen Anne's, Talbot	6 days
Jun 21, 2:06 AM EDT	Extreme Heat Warning	PHI	Caroline, Kent, Queen Anne's, Talbot	5 days
Jun 21, 2:44 PM EDT	Heat Advisory	LWX	Allegany, Frederick, Montgomery, Washington	29 hr
Jun 21, 2:44 PM EDT	Extreme Heat Watch	LWX	Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 6 more	24 hr
Jun 22, 2:01 PM EDT	Heat Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	3 days
Jun 22, 2:01 PM EDT	Extreme Heat Watch	AKQ	Dorchester, Somerset, Wicomico, Worcester	25 hr
Jun 22, 2:01 PM EDT	Extreme Heat Warning	AKQ	Dorchester, Somerset, Wicomico, Worcester	3 days
Jun 22, 2:21 PM EDT	Heat Advisory	LWX	Allegany	31 hr
Jun 22, 2:21 PM EDT	Heat Advisory	LWX	Allegany	55 hr
Jun 22, 2:21 PM EDT	Extreme Heat Watch	LWX	Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 8 more	19 hr
Jun 22, 2:21 PM EDT	Extreme Heat Warning	LWX	Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 8 more	31 hr
Jun 23, 9:37 AM EDT	Extreme Heat Warning	LWX	Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 8 more	35 hr
Jun 23, 8:53 PM EDT	Extreme Heat Watch	LWX	Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 8 more	17 hr
Jun 24, 2:06 PM EDT	Heat Advisory	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 9 more	27 hr
Jun 25, 1:22 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 8 more	113 min
Jun 25, 1:32 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore	28 min
Jun 25, 1:51 PM EDT	Heat Advisory	LWX	Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 9 more	29 hr
Jun 25, 2:22 PM EDT	Mesoscale Discussion	SPC	Garrett	113 min
Jun 25, 2:44 PM EDT	Heat Advisory	AKQ	Dorchester, Somerset, Wicomico, Worcester	28 hr
Jun 25, 2:53 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	37 min
Jun 25, 3:04 PM EDT	Severe Thunderstorm Warning	LWX	Garrett	26 min
Jun 25, 3:13 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel	47 min
Jun 25, 3:35 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	40 min
Jun 25, 3:39 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel	36 min
Jun 25, 4:01 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's	29 min
Jun 25, 4:09 PM EDT	Severe Thunderstorm Warning	LWX	Carroll, Frederick	51 min
Jun 25, 4:21 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel	22 min
Jun 25, 4:23 PM EDT	Severe Thunderstorm Warning	LWX	Prince George's	37 min
Jun 25, 4:50 PM EDT	Severe Thunderstorm Warning	LWX	Prince George's	25 min
Jun 25, 5:06 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Charles, Prince George's	24 min
Jun 25, 5:30 PM EDT	Severe Thunderstorm Warning	LWX	Calvert, Charles, Prince George's, Saint Mary's	34 min
Jun 26, 11:25 AM EDT	Flood Watch	LWX	Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 5 more	13 hr
Jun 26, 1:54 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more	2 hr
Jun 26, 1:57 PM EDT	Special Weather Statement	AKQ	Worcester	48 min
Jun 26, 2:04 PM EDT	Severe Thunderstorm Warning	AKQ	Worcester	41 min
Jun 26, 2:20 PM EDT	Severe Thunderstorm Watch	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 12 more	8 hr
Jun 26, 2:31 PM EDT	Special Weather Statement	AKQ	Worcester	14 min
Jun 26, 2:43 PM EDT	Special Weather Statement	AKQ	Worcester	47 min
Jun 26, 2:48 PM EDT	Severe Thunderstorm Warning	AKQ	Worcester	42 min
Jun 26, 3:29 PM EDT	Severe Thunderstorm Warning	AKQ	Worcester	49 min
Jun 26, 6:22 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore	38 min
Jun 26, 6:35 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Cecil, Harford	25 min
Jun 26, 6:43 PM EDT	Severe Thunderstorm Warning	LWX	Montgomery	32 min
Jun 26, 6:55 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Caroline, Cecil, Dorchester, Harford and 7 more	95 min
Jun 26, 7:01 PM EDT	Severe Thunderstorm Warning	LWX	Cecil, Harford	59 min
Jun 26, 7:09 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Carroll, Howard	36 min
Jun 26, 8:06 PM EDT	Severe Thunderstorm Warning	LWX	Cecil, Harford	37 min
Jun 26, 8:30 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Queen Anne's	45 min
Jun 26, 9:26 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Prince George's	49 min
Jun 26, 10:15 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Charles, Prince George's	30 min
Jun 26, 11:41 PM EDT	Severe Thunderstorm Warning	LWX	Charles, Prince George's, Saint Mary's	37 min
Jun 27, 3:27 AM EDT	Flood Watch	LWX	Garrett	19 hr
Jun 27, 2:35 PM EDT	Coastal Flood Statement	AKQ	Dorchester, Somerset, Wicomico	17 hr
Jun 28, 4:32 AM EDT	Coastal Flood Advisory	LWX	Anne Arundel	6 hr
Jun 28, 4:40 PM EDT	Mesoscale Discussion	SPC	Allegany, Carroll, Garrett, Washington	95 min
Jun 28, 5:23 PM EDT	Severe Thunderstorm Warning	LWX	Washington	37 min
Jun 28, 5:35 PM EDT	Severe Thunderstorm Warning	LWX	Washington	25 min
Jun 28, 5:53 PM EDT	Severe Thunderstorm Warning	LWX	Frederick, Washington	52 min
Jun 28, 7:11 PM EDT	Severe Thunderstorm Warning	LWX	Washington	34 min
Jun 29, 2:21 AM EDT	Severe Thunderstorm Warning	PHI	Caroline	26 min
Jun 29, 1:07 PM EDT	Mesoscale Discussion	SPC	Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 13 more	2 hr
Jun 29, 4:57 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Harford, City of Baltimore	33 min
Jun 29, 5:31 PM EDT	Severe Thunderstorm Warning	LWX	Anne Arundel, Baltimore, City of Baltimore	14 min
Jun 29, 6:28 PM EDT	Special Weather Statement	AKQ	Dorchester	47 min
Jun 29, 7:00 PM EDT	Special Weather Statement	AKQ	Wicomico	45 min
Jun 29, 7:02 PM EDT	Special Weather Statement	AKQ	Dorchester	43 min
Jun 30, 12:07 PM EDT	Mesoscale Discussion	SPC	Allegany, Anne Arundel, Baltimore, Carroll, Cecil, Frederick and 6 more	113 min
Jun 30, 1:06 PM EDT	Special Weather Statement	AKQ	Worcester	39 min
Jun 30, 1:42 PM EDT	Special Weather Statement	AKQ	Worcester	48 min
Jun 30, 3:07 PM EDT	Flood Watch	LWX	Anne Arundel, Baltimore, Carroll, Frederick, Howard, Montgomery and 2 more	6 hr
Jun 30, 4:32 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Harford	43 min
Jun 30, 4:57 PM EDT	Tornado Warning	LWX	Baltimore, Harford	33 min
Jun 30, 5:07 PM EDT	Flash Flood Warning	LWX	Baltimore, Harford	2 hr
Jun 30, 6:00 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Harford	30 min
Jun 30, 6:36 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Harford	24 min
Jun 30, 7:14 PM EDT	Areal Flood Warning	LWX	Baltimore, Harford	6 hr
Jun 30, 7:21 PM EDT	Severe Thunderstorm Warning	LWX	Baltimore, Cecil, Harford	39 min
Jun 30, 7:37 PM EDT	Flash Flood Warning	LWX	Baltimore, Harford	113 min
Jun 30, 7:39 PM EDT	Tornado Warning	LWX	Baltimore, Harford	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	70
Tornado Warning	2
Severe Thunderstorm Watch	3
Tornado Watch	1
Mesoscale Discussion	17
Special Weather Statement	14
Flooding
Areal Flood Warning	5
Flash Flood Warning	9
Flood Watch	12
Areal Flood Advisory	2
Heat
Extreme Heat Warning	4
Extreme Heat Watch	4
Heat Advisory	8
Cold
Frost Advisory	1
Fog and smoke
Dense Fog Advisory	1
Coast and beach
Coastal Flood Advisory	5
Coastal Flood Statement	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 2024 2026

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.