Weather alerts in Maryland, 1998
168 weather alerts in 1998, 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 1998. Tap one for its archive.
- Alerts
- 168
- Warnings
- 146
- Watches
- 22
- Advisories
- 0
- Busiest month
- June103 alerts
- Busiest day
- June 3, 199815 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Jan 8, 6:57 AM EST | Flash Flood Warning | LWX | Frederick | 2 hr |
| Jan 8, 9:08 AM EST | Flash Flood Warning | LWX | Frederick | 4 hr |
| Jan 8, 9:30 AM EST | Severe Thunderstorm Watch | SPC | Charles, Dorchester, Saint Mary's, Somerset, Wicomico, Worcester | 7 hr |
| Jan 28, 12:07 PM EST | Flash Flood Warning | LWX | Prince George's | 4 hr |
| Feb 4, 9:22 AM EST | Flash Flood Warning | LWX | Anne Arundel, Howard, Montgomery, Prince George's | 5 hr |
| Feb 4, 9:22 AM EST | Flash Flood Warning | LWX | Calvert, Charles, Saint Mary's | 5 hr |
| Feb 4, 2:00 PM EST | Flash Flood Warning | LWX | Howard, Montgomery, Prince George's | 10 hr |
| Feb 4, 2:00 PM EST | Flash Flood Warning | LWX | Anne Arundel, Calvert, Charles, Saint Mary's | 10 hr |
| Feb 4, 11:10 PM EST | Flash Flood Warning | LWX | Calvert, Charles, Prince George's, Saint Mary's | 6 hr |
| Feb 4, 11:10 PM EST | Flash Flood Warning | LWX | Montgomery | 6 hr |
| Feb 5, 4:13 AM EST | Flash Flood Warning | LWX | Calvert, Charles, Saint Mary's | 6 hr |
| Feb 5, 4:13 AM EST | Flash Flood Warning | LWX | Montgomery | 6 hr |
| Feb 5, 4:13 AM EST | Flash Flood Warning | LWX | Prince George's | 6 hr |
| Feb 5, 11:59 AM EST | Flash Flood Warning | LWX | Prince George's | 7 hr |
| Feb 5, 11:59 AM EST | Flash Flood Warning | LWX | Calvert, Charles, Saint Mary's | 7 hr |
| Feb 5, 11:59 AM EST | Flash Flood Warning | LWX | Howard, Montgomery | 7 hr |
| Feb 5, 11:59 AM EST | Flash Flood Warning | LWX | Anne Arundel | 7 hr |
| Mar 21, 12:57 AM EST | Flash Flood Warning | LWX | Frederick, Washington | 2 hr |
| Mar 21, 2:16 AM EST | Severe Thunderstorm Warning | AKQ | Wicomico | 34 min |
| Apr 1, 7:15 PM EST | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 5 hr |
| Apr 1, 8:32 PM EST | Severe Thunderstorm Warning | LWX | Baltimore, Harford | 48 min |
| Apr 1, 8:39 PM EST | Severe Thunderstorm Warning | LWX | Prince George's | 31 min |
| Apr 1, 9:03 PM EST | Severe Thunderstorm Warning | LWX | Anne Arundel | 32 min |
| Apr 1, 9:06 PM EST | Severe Thunderstorm Warning | PHI | Cecil | 49 min |
| Apr 1, 9:43 PM EST | Severe Thunderstorm Warning | PHI | Cecil | 32 min |
| Apr 8, 10:30 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 35 min |
| Apr 9, 1:45 PM EDT | Tornado Watch | SPC | Calvert, Charles, Dorchester, Saint Mary's, Somerset, Wicomico and 1 more | 6 hr |
| Apr 9, 4:44 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 16 min |
| Apr 17, 3:00 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more | 6 hr |
| Apr 17, 3:27 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 28 min |
| Apr 17, 4:00 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 35 min |
| Apr 17, 4:21 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 49 min |
| Apr 17, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 48 min |
| Apr 17, 5:46 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 49 min |
| Apr 17, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 34 min |
| Apr 19, 1:30 PM EDT | Flash Flood Warning | PBZ | Garrett | 9 hr |
| Apr 19, 1:30 PM EDT | Flash Flood Warning | PBZ | Garrett | 9 hr |
| Apr 19, 3:00 PM EDT | Tornado Watch | SPC | Saint Mary's, Somerset, Worcester | 6 hr |
| May 4, 4:00 PM EDT | Severe Thunderstorm Watch | SPC | Charles, Dorchester, Saint Mary's, Somerset, Wicomico, Worcester | 6 hr |
| May 4, 8:31 PM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| May 4, 9:42 PM EDT | Flash Flood Warning | LWX | Allegany | 2 hr |
| May 5, 9:27 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico | 33 min |
| May 6, 4:03 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 57 min |
| May 8, 1:14 PM EDT | Flash Flood Warning | LWX | Frederick, Washington | 3 hr |
| May 16, 5:54 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 59 min |
| May 24, 7:00 PM EDT | Tornado Watch | SPC | Allegany, Garrett | 6 hr |
| May 24, 8:27 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 63 min |
| May 24, 8:30 PM EDT | Severe Thunderstorm Watch | SPC | Howard, Montgomery, City of Baltimore | 6 hr |
| May 29, 7:15 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Frederick and 7 more | 6 hr |
| May 31, 6:30 PM EDT | Tornado Watch | SPC | Allegany, Garrett | 7 hr |
| May 31, 9:45 PM EDT | Tornado Warning | LWX | Allegany | 30 min |
| May 31, 10:00 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 60 min |
| Jun 1, 12:07 AM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 63 min |
| Jun 1, 12:13 AM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 62 min |
| Jun 1, 12:35 AM EDT | Severe Thunderstorm Warning | LWX | City of Baltimore | 65 min |
| Jun 1, 12:35 AM EDT | Severe Thunderstorm Warning | LWX | Howard | 65 min |
| Jun 1, 12:35 AM EDT | Severe Thunderstorm Warning | LWX | Harford | 65 min |
| Jun 1, 12:40 AM EDT | Severe Thunderstorm Warning | PHI | Cecil | 50 min |
| Jun 1, 1:00 AM EDT | Severe Thunderstorm Warning | PHI | Kent | 50 min |
| Jun 1, 1:21 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 49 min |
| Jun 2, 4:15 PM EDT | Tornado Watch | SPC | Allegany, Garrett | 6 hr |
| Jun 2, 6:41 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 49 min |
| Jun 2, 6:45 PM EDT | Tornado Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more | 6 hr |
| Jun 2, 6:59 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 61 min |
| Jun 2, 7:11 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 49 min |
| Jun 2, 7:29 PM EDT | Tornado Warning | LWX | Allegany | 61 min |
| Jun 2, 7:31 PM EDT | Severe Thunderstorm Warning | LWX | City of Baltimore | 34 min |
| Jun 2, 7:37 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Howard, Prince George's | 63 min |
| Jun 2, 8:01 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 49 min |
| Jun 2, 8:05 PM EDT | Tornado Warning | LWX | Allegany | 45 min |
| Jun 2, 8:34 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 36 min |
| Jun 2, 8:43 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 32 min |
| Jun 2, 8:48 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 47 min |
| Jun 2, 8:49 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 41 min |
| Jun 2, 8:59 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 46 min |
| Jun 2, 9:05 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 35 min |
| Jun 2, 9:21 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 24 min |
| Jun 2, 9:29 PM EDT | Tornado Warning | PBZ | Garrett | 61 min |
| Jun 2, 9:40 PM EDT | Tornado Warning | LWX | Allegany | 65 min |
| Jun 2, 9:50 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 50 min |
| Jun 2, 10:18 PM EDT | Tornado Warning | PBZ | Garrett | 52 min |
| Jun 2, 10:31 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico | 49 min |
| Jun 2, 11:28 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Worcester | 47 min |
| Jun 13, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 16 more | 7 hr |
| Jun 13, 3:13 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 47 min |
| Jun 13, 3:41 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 49 min |
| Jun 13, 3:57 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 48 min |
| Jun 13, 4:19 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 46 min |
| Jun 13, 4:33 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 62 min |
| Jun 13, 5:00 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 50 min |
| Jun 13, 5:12 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 48 min |
| Jun 13, 5:22 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 33 min |
| Jun 13, 5:28 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico | 47 min |
| Jun 13, 5:49 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 46 min |
| Jun 15, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 16 more | 7 hr |
| Jun 15, 5:11 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 49 min |
| Jun 15, 5:25 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 50 min |
| Jun 15, 5:27 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 48 min |
| Jun 15, 5:56 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Calvert | 49 min |
| Jun 15, 6:26 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 49 min |
| Jun 15, 6:50 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's, Talbot | 60 min |
| Jun 15, 7:15 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 30 min |
| Jun 15, 7:33 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 47 min |
| Jun 15, 7:47 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 33 min |
| Jun 16, 4:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 15 more | 6 hr |
| Jun 16, 4:15 PM EDT | Severe Thunderstorm Watch | SPC | Saint Mary's, Somerset | 6 hr |
| Jun 16, 5:09 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 59 min |
| Jun 16, 5:56 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Montgomery | 49 min |
| Jun 16, 6:08 PM EDT | Tornado Warning | LWX | Washington | 32 min |
| Jun 16, 6:22 PM EDT | Severe Thunderstorm Warning | LWX | Frederick, Washington | 48 min |
| Jun 16, 6:26 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Howard | 49 min |
| Jun 16, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 32 min |
| Jun 16, 6:55 PM EDT | Flash Flood Warning | LWX | Carroll | 2 hr |
| Jun 16, 7:15 PM EDT | Severe Thunderstorm Watch | SPC | Baltimore, Caroline, Cecil, Harford, Kent, Queen Anne's and 2 more | 4 hr |
| Jun 16, 7:16 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 49 min |
| Jun 16, 7:28 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 32 min |
| Jun 16, 7:40 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 45 min |
| Jun 16, 7:41 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 49 min |
| Jun 16, 8:00 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset, Wicomico | 50 min |
| Jun 16, 8:03 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 47 min |
| Jun 19, 5:33 AM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 57 min |
| Jun 19, 8:22 AM EDT | Severe Thunderstorm Warning | LWX | Frederick | 33 min |
| Jun 23, 7:28 PM EDT | Flash Flood Warning | LWX | Carroll, Frederick, Montgomery | 92 min |
| Jun 26, 2:15 PM EDT | Severe Thunderstorm Watch | SPC | Caroline, Cecil, Kent, Queen Anne's, Talbot | 7 hr |
| Jun 26, 3:01 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 64 min |
| Jun 26, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 49 min |
| Jun 26, 3:13 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 32 min |
| Jun 26, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Garrett and 5 more | 6 hr |
| Jun 26, 3:33 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 47 min |
| Jun 26, 4:13 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 47 min |
| Jun 26, 4:49 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 46 min |
| Jun 26, 5:04 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 51 min |
| Jun 26, 5:07 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 48 min |
| Jun 26, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 46 min |
| Jun 26, 7:19 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 41 min |
| Jun 26, 7:49 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 46 min |
| Jun 26, 8:10 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 65 min |
| Jun 26, 8:29 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 61 min |
| Jun 26, 9:13 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 32 min |
| Jun 26, 9:33 PM EDT | Severe Thunderstorm Warning | AKQ | Wicomico | 32 min |
| Jun 26, 9:48 PM EDT | Severe Thunderstorm Warning | AKQ | Somerset | 27 min |
| Jun 26, 9:50 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 25 min |
| Jun 28, 9:58 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 62 min |
| Jun 28, 10:23 PM EDT | Flash Flood Warning | PBZ | Garrett | 6 hr |
| Jun 30, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Calvert, Caroline, Dorchester, Queen Anne's, Talbot | 7 hr |
| Jun 30, 5:00 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 60 min |
| Jun 30, 5:13 PM EDT | Severe Thunderstorm Warning | LWX | Allegany, Washington | 62 min |
| Jun 30, 5:48 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 62 min |
| Jun 30, 6:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 10 more | 4 hr |
| Jun 30, 6:06 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 64 min |
| Jun 30, 6:28 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 47 min |
| Jun 30, 6:42 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 48 min |
| Jun 30, 7:11 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 49 min |
| Jul 21, 5:28 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 47 min |
| Jul 21, 5:51 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 49 min |
| Jul 21, 6:29 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 46 min |
| Jul 21, 6:47 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 33 min |
| Jul 21, 7:03 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 47 min |
| Jul 30, 8:24 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 51 min |
| Jul 30, 8:45 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 50 min |
| Jul 30, 11:24 PM EDT | Tornado Warning | PHI | Kent, Queen Anne's | 36 min |
| Aug 10, 6:32 PM EDT | Flash Flood Warning | PHI | Queen Anne's | 93 min |
| Sep 7, 3:01 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 44 min |
| Sep 7, 6:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 6 hr |
| Sep 7, 7:26 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 45 min |
| Sep 7, 9:49 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 31 min |
| Sep 17, 3:42 PM EDT | Severe Thunderstorm Warning | AKQ | Worcester | 33 min |
| Sep 17, 8:06 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 49 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 | 112 |
| Tornado Warning | 8 |
| Severe Thunderstorm Watch | 15 |
| Tornado Watch | 7 |
| Flooding | |
| Flash Flood Warning | 26 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County25
- Frederick County21
- Queen Anne's County21
- Garrett County21
- Howard County20
- Saint Mary's County19
- Prince George's County19
- Anne Arundel County19
- Cecil County19
- Charles County18
- Baltimore County18
- Carroll County18
- Calvert County17
- Caroline County17
- Kent County16
- Dorchester County15
- Wicomico County15
- Somerset County14
- Worcester County14
- Washington County14
- Harford County14
- City of Baltimore14
- Allegany County14
- Talbot County13
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.