Air Quality Alert issued June 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC
The Maryland Department of the Environment has issued a Code ORANGE Air Quality Alert Thursday for Northern Baltimore. 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.
Frost Advisory issued June 1 at 9:21PM EDT until June 2 at 8:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Temperatures in the mid 30s will result in frost formation, especially in the valleys. * WHERE...In Maryland, Western Garrett County. In Virginia, Western Highland County. In West Virginia, Western Grant and Western Pendleton Counties. * WHEN...From 1 AM to 8 AM EDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Small Craft Advisory issued May 31 at 11:46PM EDT until June 1 at 8:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt. * WHERE...Chesapeake Bay and adjoining estuaries north of Smith Point VA, and Tidal Potomac from Cobb Island MD to Smith Point VA. * WHEN...Until 8 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.
Flood Warning issued May 31 at 1:29AM EDT until May 31 at 7:30AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of eastern West Virginia, including the following county, Mineral. * WHEN...Until 730 AM EDT Saturday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 127 AM EDT, The stream gauge on Patterson Creek near Headsville indicates that flooding is about to occur. Between 1 and 1.5 inches of rain have fallen earlier this evening over a relatively short timeframe, resulting in a steady rise in stream levels over the past several hours. - Flooding impacts will continue
Wind Advisory issued May 30 at 9:20PM EDT until May 31 at 6:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...West winds 15 to 30 mph with gusts up to 50 mph. * WHERE...Portions of DC, central, north central, northeast, northern, and southern Maryland, and central, northern, and northwest Virginia. * WHEN...Until 6 AM EDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Wind Advisory issued May 30 at 9:20PM EDT until May 31 at 2:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Northwest winds 15 to 30 mph with gusts up to 50 mph. * WHERE...Portions of north central and western Maryland, northwest and western Virginia, and eastern and panhandle West Virginia. * WHEN...Until 2 AM EDT Saturday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Flood Warning issued May 30 at 8:44PM EDT until May 31 at 2:45AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Portions of western Maryland, including the following county, Garrett and eastern West Virginia, including the following counties, Grant and Mineral. * WHEN...Until 245 AM EDT Saturday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 844 PM EDT, Doppler radar indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 0.5 and 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are possible in
Flood Watch issued May 30 at 10:38PM EDT until May 31 at 6:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of north central, northeast, and northern Maryland, including the following areas, in north central Maryland, Carroll. In northeast Maryland, Cecil. In northern Maryland, Northern Baltimore, Northwest Harford and Southeast Harford. * WHEN...Until 6 AM EDT Saturday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional showers producing up to an inch of rain falling on wet ground may result in flooding. - Please visit www.weather.gov/safety/flood
Flood Watch issued May 30 at 10:38PM EDT until May 31 at 3:00AM EDT by NWS Baltimore MD/Washington DC
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of western Maryland, including the following areas, Central and Eastern Allegany, Eastern Garrett, Extreme Western Allegany and Western Garrett and eastern West Virginia, including the following areas, Eastern Mineral and Western Mineral. * WHEN...Until 3 AM EDT Saturday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional showers producing up to an inch of rain falling on wet ground may result in flooding. - Please
Severe Thunderstorm Warning issued May 30 at 10:29PM EDT until May 30 at 11:15PM EDT by NWS Baltimore MD/Washington DC
SVRLWX The National Weather Service in Sterling Virginia has issued a * Severe Thunderstorm Warning for... Southeastern Cecil County in northeastern Maryland... * Until 1115 PM EDT. * At 1029 PM EDT, a severe thunderstorm was located over Cecilton, or 10 miles southwest of Middletown, moving north at 50 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Damaging winds will cause some trees and large branches to fall. This could injure those outdoors, as well as damage homes and vehicles. Roadways may become blocked by downed trees. Localized power outages are possible. Unsecured light objects may become