**Beyond the Warning Presentation in Oglesby on 3/10/2026 POSTPONED**
Due to the potential for severe thunderstorms on Tuesday, March 10th, the Beyond the Warning seminar in Oglesby, IL has been POSTPONED. We intend to reschedule this session later this spring. Read More >
| NWS Forecast for: Northerly Island to Calumet Harbor IL (LMZ742) Issued by: National Weather Service Chicago, IL Last Update: 307 AM CDT Tue Mar 10 2026 | |
Today: West winds 10 to 15 kt becoming northeast 10 to 20 kt mid to late morning. Areas of fog. Chance of showers and thunderstorms mainly late in the afternoon. Some thunderstorms may be severe. waves 1 to 2 ft building to 2 to 4 ft. Tonight: North winds 10 to 15 kt becoming northwest overnight. Areas of fog. Rain showers with thunderstorms likely. Some thunderstorms may be severe. Waves 2 to 4 ft. Wednesday: Northwest winds 15 to 25 kt increasing to 30 kt. Occasional 35 kt gales possible in the afternoon. Occasional 35 kt gales possible in the afternoon. Patchy fog in the morning. rain showers in the morning, then showers and a chance of snow showers in the afternoon. Waves 3 to 5 ft building to 5 to 8 ft occasionally to 10 ft. Wednesday Night: Northwest winds to 30 kt diminishing to 15 to 25 kt. Mostly cloudy in the evening then clearing. Waves 5 to 8 ft occasionally to 10 ft subsiding to 3 to 5 ft late. | |
| Zone Forecast: Northerly Island to Calumet Harbor IL (LMZ742) | |
Visit your local NWS office at: https://www.weather.gov/lot |