
A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >
Chicago, IL
Weather Forecast Office
Public Information Statement National Weather Service Chicago IL 1135 AM CDT Sun May 27 2018 /1235 PM EDT Sun May 27 2018/ ...NORTHERLY ISLAND WEATHER EQUIPMENT CURRENTLY INOPERABLE... The weather equipment at Northerly Island is currently inoperable. Technicians have been notified and are assessing the problem. However, it is unclear at this time when service will be restored. We apologize for any inconvenience this may cause. An alternative lakefront site for downtown weather is Calumet Harbor. The link for that information is www.ndbc.noaa.gov/station_page.php?station=cmti2. $$ ACS
Hazards
Enhanced Hazardous Weather Outlook
Hazardous Weather Outlook
National Briefing
Storm Spotter Training and Seminars
Outlooks
Watch/Warning/Advisory Criteria
Snow Squall Warnings
Local Forecasts
Marine
Aviation
Fire
Text Products
Great Lakes Marine Portal
Lake Michigan Beach Forecast
El Nino
Snow and Ice Probabilities
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Chicago, IL
250 George J Michas Dr.
Romeoville, IL 60446
815-834-1435 8am-8pm
Comments? Questions? Please Contact Us.

