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Maryland 12 active alerts

Live National Weather Service warnings, watches, and advisories for Maryland. The map below shows where each alert is in effect.

No mappable areas for the active alerts

All 12 active alerts are zone-based advisories without polygons. See the full details in the list below.

Summary

  • 3 Moderate
  • 9 Unknown

3 Moderate · alerts

  • Heat Advisory

    Heat Advisory issued July 18 at 2:16AM EDT until July 18 at 7:00PM EDT by NWS Baltimore MD/Washington DC

    Area
    District of Columbia; Southern Baltimore; Prince Georges; Anne Arundel; Charles; St. Marys; Calvert; Fairfax; Arlington/Falls Church/Alexandria; Stafford; Spotsylvania; King George; Central and Southeast Prince William/Manassas/Manassas Park
    Until
    until 2:30 PM UTC
    Urgency
    Expected
    Instructions

    Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

  • Heat Advisory

    Heat Advisory issued July 18 at 2:31AM EDT until July 18 at 8:00PM EDT by NWS Wakefield VA

    Area
    Dorchester; Northampton; Hertford; Gates; Pasquotank; Camden; Western Currituck; Bertie; Chowan; Perquimans; Eastern Currituck; Caroline; Westmoreland; Richmond; Northumberland; Lancaster; Brunswick; Dinwiddie; Prince George; Charles City; New Kent; Gloucester; Middlesex; Mathews; Greensville; Sussex; Surry; James City; Southampton; Chesapeake; Virginia Beach; Western Hanover; Eastern Hanover; Western Chesterfield; Eastern Chesterfield (Including Col. Heights); Western Henrico (Including the City of Richmond); Eastern Henrico; Western King William; Eastern King William; Western King and Queen; Eastern King and Queen; Western Essex; Eastern Essex; York; Newport News; Hampton/Poquoson; Isle of Wight; Suffolk; Norfolk; Portsmouth
    Until
    until 12:00 AM UTC
    Urgency
    Expected
    Instructions

    Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

  • Heat Advisory

    Heat Advisory issued July 18 at 2:12AM EDT until July 18 at 8:00PM EDT by NWS Mount Holly NJ

    Area
    Queen Anne's; Talbot; Caroline
    Until
    until 12:00 AM UTC
    Urgency
    Expected
    Instructions

    Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

9 Unknown · alerts

  • Test Message

    Area
    Montgomery
    Until
    until 9:45 AM UTC
    Urgency
    Unknown
    Instructions

    Monitoring message only. Please disregard.

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Southern Baltimore; Anne Arundel
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Prince Georges; Central and Southeast Montgomery; Central and Southeast Howard
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Cecil; Southeast Harford
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Frederick; Carroll; Northwest Montgomery; Northwest Howard
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Extreme Western Allegany; Central and Eastern Allegany; Western Garrett; Eastern Garrett
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Washington
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 4:40PM EDT by NWS Baltimore MD/Washington DC

    Area
    Northern Baltimore; Northwest Harford
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

  • Air Quality Alert

    Air Quality Alert issued July 17 at 3:45PM EDT by NWS Mount Holly NJ

    Area
    Kent; Queen Anne's
    Until
    until 4:00 AM UTC
    Urgency
    Unknown

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