Alerts
You have (2) alert(s). Tap to see details.
| Air Quality Alert issued May 18 at 1:42PM EDT by NWS Baltimore MD/Washington DC | ||
| NWS Baltimore MD/Washington DC | ||
| Category | Certainty | Severity |
| Met | Unknown | Unknown |
| Status | Urgency | Category |
| Actual | Unknown | Met |
| Effective | Ends | Expires |
| 05/18/2026 01:42 PM | 05/18/2026 03:40 PM | 05/19/2026 12:00 AM |
The Maryland Department of the Environment has issued a Code
ORANGE Air Quality Alert Monday for
the Baltimore City Metro and Annapolis region.
A Code Orange Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases and
the elderly. The effects of air pollution can be minimized by
avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone
and fine particles visit the web site
mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx
|
||
| Air Quality Alert issued May 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC | ||
| NWS Baltimore MD/Washington DC | ||
| Category | Certainty | Severity |
| Met | Unknown | Unknown |
| Status | Urgency | Category |
| Actual | Unknown | Met |
| Effective | Ends | Expires |
| 05/17/2026 04:40 PM | 05/18/2026 03:40 PM | 05/19/2026 12:00 AM |
The Maryland Department of the Environment has issued a Code
ORANGE Air Quality Alert Monday for
the Baltimore City Metro and Annapolis region.
A Code Orange Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases and
the elderly. The effects of air pollution can be minimized by
avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone
and fine particles visit the web site
mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx.
|
||
Hourly Forecast
Mon, 03:00 PM
SunnyWinds: 9 mph S
Mon, 04:00 PM
SunnyWinds: 10 mph S
Mon, 05:00 PM
SunnyWinds: 12 mph S
Mon, 06:00 PM
ClearWinds: 12 mph S
Mon, 07:00 PM
Mostly ClearWinds: 10 mph S
Mon, 08:00 PM
Mostly ClearWinds: 13 mph S
Mon, 09:00 PM
ClearWinds: 12 mph S
Mon, 10:00 PM
ClearWinds: 9 mph S
Mon, 11:00 PM
ClearWinds: 8 mph S
Tue, 12:00 AM
ClearWinds: 7 mph S
Tue, 01:00 AM
ClearWinds: 7 mph S
Tue, 02:00 AM
Mostly ClearWinds: 7 mph S
Tue, 03:00 AM
Mostly ClearWinds: 7 mph S
Tue, 04:00 AM
Mostly ClearWinds: 7 mph SW
Tue, 05:00 AM
Mostly ClearWinds: 6 mph S
Tue, 06:00 AM
SunnyWinds: 6 mph SW
Tue, 07:00 AM
SunnyWinds: 6 mph SW
Tue, 08:00 AM
SunnyWinds: 6 mph SW
Tue, 09:00 AM
SunnyWinds: 6 mph SW
Tue, 10:00 AM
SunnyWinds: 6 mph SW
Tue, 11:00 AM
SunnyWinds: 7 mph SW
Tue, 12:00 PM
SunnyWinds: 7 mph S
Tue, 01:00 PM
SunnyWinds: 8 mph S
Tue, 02:00 PM
SunnyWinds: 9 mph S
Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY.
Tidal Potomac River and Maryland portion of Chesapeake Bay. Forecasts of wave heights do not include effects of wind direction relative to tidal currents. Expect higher waves when winds are blowing against the tidal flow. Waves flat where waters are iced over. High pressure will continue to strengthen offshore today through Tuesday leading to increased south to southwesterly flow. Expect Small Craft Advisories for channeling this afternoon and again Tuesday afternoon. Winds will subside during the late evening and overnight periods. Additional Small Craft Advisories will be needed Wednesday into Thursday as a cold front crosses the waters. The front will bring scattered to numerous showers and thunderstorms Wednesday afternoon and evening. Special Marine Warnings may be needed for stronger thunderstorms during this time.