Alert archive / Maryland / 2003
Weather alerts in Maryland, July 2003
98 weather alerts in July 2003, 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 July 2003. Tap one for its archive.
- Alerts
- 98
- Warnings
- 61
- Watches
- 10
- Advisories
- 0
- Busiest day
- July 7, 200317 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 30, 10:59 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 61 min |
| Jul 1, 1:04 AM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel | 56 min |
| Jul 3, 6:46 PM EDT | Flash Flood Warning | AKQ | Dorchester | 4 hr |
| Jul 4, 3:38 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 37 min |
| Jul 4, 5:01 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 59 min |
| Jul 5, 4:20 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 13 more | 2 hr |
| Jul 6, 12:28 AM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Caroline, Carroll, Cecil and 9 more | 2 hr |
| Jul 6, 2:42 AM EDT | Flash Flood Warning | PBZ | Garrett | 2 hr |
| Jul 6, 1:04 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Charles, Dorchester and 12 more | 2 hr |
| Jul 6, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent | 37 min |
| Jul 6, 5:46 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Charles, Montgomery, Prince George's, Saint Mary's | 59 min |
| Jul 6, 7:23 PM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Cecil, Frederick, Harford and 6 more | 67 min |
| Jul 6, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 63 min |
| Jul 6, 8:18 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 57 min |
| Jul 6, 8:45 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 45 min |
| Jul 6, 8:56 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, Howard | 94 min |
| Jul 6, 8:58 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 62 min |
| Jul 6, 9:35 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 70 min |
| Jul 6, 9:41 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, City of Baltimore | 64 min |
| Jul 6, 10:04 PM EDT | Severe Thunderstorm Warning | PHI | Kent | 56 min |
| Jul 6, 10:11 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 64 min |
| Jul 6, 10:15 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 60 min |
| Jul 6, 10:24 PM EDT | Severe Thunderstorm Warning | PHI | Queen Anne's | 51 min |
| Jul 6, 10:50 PM EDT | Flash Flood Warning | PHI | Queen Anne's | 55 min |
| Jul 6, 10:50 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Talbot | 40 min |
| Jul 7, 2:23 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 67 min |
| Jul 7, 2:55 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Caroline, Carroll, Cecil, Frederick and 8 more | 5 hr |
| Jul 7, 4:52 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 53 min |
| Jul 7, 6:03 PM EDT | Severe Thunderstorm Warning | LWX | Calvert, Saint Mary's | 57 min |
| Jul 7, 6:29 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 11 more | 61 min |
| Jul 7, 8:25 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Carroll, Frederick, Washington | 5 hr |
| Jul 7, 10:32 PM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Washington | 58 min |
| Jul 8, 7:29 AM EDT | Mesoscale Discussion | SPC | Garrett | 61 min |
| Jul 8, 8:12 PM EDT | Mesoscale Discussion | SPC | Allegany, Carroll, Frederick, Garrett, Howard, Montgomery and 1 more | 93 min |
| Jul 8, 8:30 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Frederick, Garrett, Washington | 4 hr |
| Jul 8, 9:34 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 56 min |
| Jul 8, 9:42 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 78 min |
| Jul 8, 11:16 PM EDT | Mesoscale Discussion | SPC | Allegany | 119 min |
| Jul 9, 10:28 AM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Carroll, Cecil, Charles and 9 more | 92 min |
| Jul 9, 11:50 AM EDT | Severe Thunderstorm Watch | SPC | Allegany, Anne Arundel, Baltimore, Carroll, Cecil, Frederick and 7 more | 6 hr |
| Jul 9, 12:09 PM EDT | Mesoscale Discussion | SPC | Calvert, Caroline, Charles, Dorchester, Kent, Queen Anne's and 5 more | 96 min |
| Jul 9, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Dorchester and 8 more | 8 hr |
| Jul 9, 2:06 PM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| Jul 9, 2:47 PM EDT | Mesoscale Discussion | SPC | Allegany, Baltimore, Carroll, Frederick, Garrett, Harford and 4 more | 88 min |
| Jul 9, 3:48 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Charles, Dorchester, Kent and 7 more | 117 min |
| Jul 9, 4:36 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 69 min |
| Jul 9, 4:53 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 67 min |
| Jul 9, 5:25 PM EDT | Severe Thunderstorm Warning | LWX | Charles | 65 min |
| Jul 9, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | Kent, Queen Anne's | 74 min |
| Jul 9, 7:36 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Calvert, Caroline, Cecil, Charles, Dorchester and 8 more | 114 min |
| Jul 10, 3:45 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 6 hr |
| Jul 10, 6:50 PM EDT | Severe Thunderstorm Watch | SPC | Montgomery | 6 hr |
| Jul 10, 6:57 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 93 min |
| Jul 10, 7:12 PM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| Jul 10, 8:02 PM EDT | Tornado Warning | LWX | Charles | 58 min |
| Jul 10, 9:47 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 58 min |
| Jul 10, 10:37 PM EDT | Mesoscale Discussion | SPC | Montgomery | 83 min |
| Jul 12, 10:53 AM EDT | Mesoscale Discussion | SPC | Garrett | 2 hr |
| Jul 12, 4:15 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 75 min |
| Jul 12, 5:05 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Garrett | 6 hr |
| Jul 12, 5:30 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 60 min |
| Jul 12, 6:04 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 56 min |
| Jul 12, 6:33 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore | 57 min |
| Jul 12, 6:55 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 65 min |
| Jul 12, 7:24 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 51 min |
| Jul 12, 7:57 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 63 min |
| Jul 14, 4:42 AM EDT | Flash Flood Warning | PHI | Kent, Queen Anne's | 3 hr |
| Jul 14, 9:11 AM EDT | Tornado Warning | AKQ | Somerset | 29 min |
| Jul 14, 3:49 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 56 min |
| Jul 14, 6:17 PM EDT | Mesoscale Discussion | SPC | Allegany, Frederick, Garrett, Montgomery, Washington | 2 hr |
| Jul 14, 6:33 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 57 min |
| Jul 14, 6:44 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 61 min |
| Jul 14, 7:37 PM EDT | Severe Thunderstorm Warning | PBZ | Garrett | 53 min |
| Jul 18, 1:14 PM EDT | Mesoscale Discussion | SPC | Charles | 2 hr |
| Jul 18, 3:29 PM EDT | Severe Thunderstorm Warning | LWX | Anne Arundel, Prince George's | 46 min |
| Jul 18, 4:47 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 43 min |
| Jul 18, 4:49 PM EDT | Mesoscale Discussion | SPC | Allegany, Garrett | 116 min |
| Jul 18, 5:00 PM EDT | Severe Thunderstorm Warning | LWX | Calvert | 60 min |
| Jul 18, 5:31 PM EDT | Severe Thunderstorm Warning | PHI | Talbot | 44 min |
| Jul 18, 5:55 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 30 min |
| Jul 21, 3:00 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 45 min |
| Jul 21, 7:28 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 32 min |
| Jul 22, 1:19 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 11 more | 86 min |
| Jul 22, 1:45 PM EDT | Severe Thunderstorm Watch | SPC | Calvert, Caroline, Dorchester, Kent, Queen Anne's, Saint Mary's and 4 more | 5 hr |
| Jul 22, 3:45 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 45 min |
| Jul 22, 4:28 PM EDT | Severe Thunderstorm Warning | LWX | Saint Mary's | 32 min |
| Jul 22, 4:39 PM EDT | Severe Thunderstorm Warning | AKQ | Dorchester | 31 min |
| Jul 22, 4:49 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 56 min |
| Jul 22, 5:29 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick | 46 min |
| Jul 22, 5:45 PM EDT | Severe Thunderstorm Watch | SPC | Anne Arundel, Baltimore, Carroll, Charles, Frederick, Harford and 5 more | 5 hr |
| Jul 22, 7:15 PM EDT | Severe Thunderstorm Warning | LWX | Frederick | 45 min |
| Jul 22, 7:38 PM EDT | Severe Thunderstorm Warning | LWX | Carroll | 67 min |
| Jul 22, 7:44 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 46 min |
| Jul 22, 7:45 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Calvert, Caroline, Cecil, Charles and 12 more | 90 min |
| Jul 22, 10:19 PM EDT | Flash Flood Warning | LWX | Montgomery | 3 hr |
| Jul 23, 1:05 PM EDT | Mesoscale Discussion | SPC | Anne Arundel, Baltimore, Carroll, Cecil, Charles, Frederick and 6 more | 115 min |
| Jul 28, 1:30 PM EDT | Flash Flood Warning | PBZ | Garrett | 3 hr |
| Jul 28, 5:41 PM EDT | Mesoscale Discussion | SPC | Calvert, Charles, Dorchester, Saint Mary's, Somerset, Wicomico and 1 more | 2 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 | 51 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 10 |
| Mesoscale Discussion | 27 |
| Flooding | |
| Flash Flood Warning | 8 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Montgomery County24
- Garrett County22
- Frederick County20
- Anne Arundel County19
- Kent County19
- Queen Anne's County19
- Allegany County18
- Carroll County18
- Charles County18
- Prince George's County18
- Baltimore County17
- Cecil County17
- Calvert County16
- Harford County16
- Caroline County15
- Howard County15
- Talbot County15
- Washington County15
- City of Baltimore15
- Saint Mary's County15
- Dorchester County14
- Somerset County10
- Wicomico County10
- Worcester County8
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.