508 FLUS41 KLWX 152010 HWOLWX Hazardous Weather Outlook National Weather Service Baltimore MD/Washington DC 410 PM EDT Thu Oct 15 2026 ANZ530>543-DCZ001-MDZ008-011-013-014-016>018-504-506-508- VAZ053>057-527-162015- Chesapeake Bay north of Pooles Island MD- Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tidal Potomac from Key Bridge to Indian Head MD- Tidal Potomac from Indian Head to Cobb Island MD- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- Patuxent River to Broomes Island MD- Tangier Sound and the inland waters surrounding Bloodsworth Island-District of Columbia-Cecil-Southern Baltimore- Prince Georges-Anne Arundel-Charles-St. Marys-Calvert- Central and Southeast Montgomery-Central and Southeast Howard- Southeast Harford-Fairfax-Arlington/Falls Church/Alexandria- Stafford-Spotsylvania-King George- Central and Southeast Prince William/Manassas/Manassas Park- 410 PM EDT Thu Oct 15 2026 This Hazardous Weather Outlook is for the Maryland portion of the Chesapeake Bay, Tidal Potomac River, and I-95 corridor through central Maryland, northern Virginia, and District of Columbia. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A few severe thunderstorms are possible late Friday afternoon to evening, with damaging wind gusts as the main threat. Special Marine Warnings may also be needed for the waters Friday evening. A Gale Watch is in effect for portions of the Chesapeake Bay from early Saturday morning through late Saturday night. Frost and freeze conditions are possible west of Interstate 95 Saturday night into Sunday morning. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$ MDZ003>006-503-505-507-VAZ025>031-036>040-050-051-501-502-505>508- 526-WVZ050>053-055-162015- Washington-Frederick-Carroll-Northern Baltimore- Northwest Montgomery-Northwest Howard-Northwest Harford-Augusta- Rockingham-Shenandoah-Page-Warren-Clarke-Nelson-Albemarle-Greene- Madison-Rappahannock-Orange-Culpeper-Northern Fauquier- Southern Fauquier-Western Loudoun-Eastern Loudoun- Northern Virginia Blue Ridge-Central Virginia Blue Ridge- Northwest Prince William-Hampshire-Morgan-Berkeley-Jefferson- Hardy- 410 PM EDT Thu Oct 15 2026 This Hazardous Weather Outlook is for portions of eastern West Virginia, northern and central Virginia, and central and western Maryland. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A few severe thunderstorms are possible Friday afternoon into early evening, with damaging wind gusts as the main threat. Widespread frost and freeze conditions are possible Saturday night into Sunday morning. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$ MDZ501-502-509-510-VAZ503-504-WVZ501>506-162015- Extreme Western Allegany-Central and Eastern Allegany- Western Garrett-Eastern Garrett-Western Highland-Eastern Highland- Western Grant-Eastern Grant-Western Mineral-Eastern Mineral- Western Pendleton-Eastern Pendleton- 410 PM EDT Thu Oct 15 2026 This Hazardous Weather Outlook is for the Allegheny Front counties in western Maryland, eastern West Virginia, and Highland County Virginia. .DAY ONE...Tonight No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Friday through Wednesday A severe thunderstorm or two is possible Friday afternoon, with damaging wind gusts as the main threat. Widespread frost and freeze conditions are possible Saturday night into Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$  087 FLUS43 KLOT 152026 HWOLOT Hazardous Weather Outlook National Weather Service Chicago IL 326 PM CDT Thu Oct 15 2026 ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002- 010-011-019-162030- Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage- La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford- Northern Cook-Central Cook-Southern Cook-Northern Will- Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton- 326 PM CDT Thu Oct 15 2026 /426 PM EDT Thu Oct 15 2026/ This Hazardous Weather Outlook is for portions of central Illinois, east central Illinois, north central Illinois, northeast Illinois, and northwest Indiana. .DAY ONE...Tonight Weather hazards expected... Limited Thunderstorm Risk. DISCUSSION... A few thunderstorms may develop between 5 and 9 PM near and east of the Interstate 55 corridor. There is a non-zero but very low (less than 5 percent) chance for severe weather. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Friday... Limited Thunderstorm Risk near Lake Michigan. Friday night into Saturday morning... Significant Frost and Limited Freeze Risk mainly in Illinois. Saturday night into Friday morning... Limited Frost risk mainly east of Interstate 55. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated at this time. GENERAL STORM MOTION OF THE DAY: Moving toward the east at 55 mph. $$ LMZ740>745-162030- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 326 PM CDT Thu Oct 15 2026 This Hazardous Weather Outlook is for portions of Lake Michigan. .DAY ONE...Tonight Weather hazards expected... Hazardous conditions for small craft are likely. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Friday... Gale force winds and very hazardous waves are expected. Limited Thunderstorm and Waterspout Risk. Saturday and Sunday... Hazardous conditions for small craft are likely. $$