Active Weather Alerts
Beach Hazard Statement
Issued: 3:06 AM Sep. 20, 2026 – National Weather Service
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM CDT SUNDAY THROUGH TUESDAY EVENING... * WHAT...High wave action and dangerous currents expected at Lake Michigan beaches. Waves 5 to 8 ft expected. * WHERE...Lake County, IN. * WHEN...From 10 AM CDT Sunday through Tuesday evening. * IMPACTS...Swimming conditions will be life threatening, especially for inexperienced swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures. &&
Small Craft Advisory
Issued: 2:57 AM Sep. 20, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM SUNDAY TO 7 PM CDT TUESDAY... * WHAT...Northeast winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor, IL to Burns Harbor, IN. * WHEN...From 10 AM Sunday to 7 PM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
River Flood Warning
Issued: 2:05 AM Sep. 20, 2026 – National Weather Service
...FLOOD WARNING IN EFFECT FROM EARLY SUNDAY MORNING TO LATE SUNDAY NIGHT... * WHAT...Minor flooding is forecast. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...From early Sunday morning to late Sunday night. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 8:00 PM CDT Saturday the stage was 6.7 feet. - Forecast...The river is expected to rise above flood stage early Sunday morning to a crest of 13.8 feet early tomorrow afternoon. It will then fall below flood stage late tomorrow evening. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood &&
Flood Watch
Issued: 1:23 AM Sep. 20, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Boone, Central Cook, De Kalb, DuPage, Kane, Kendall, Lake IL, Lee, McHenry, Northern Cook, Northern Will, Ogle, Southern Cook and Winnebago and northwest Indiana, including the following areas, Lake IN and Porter. * WHEN...Until 7 AM CDT Sunday. * IMPACTS...Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Underpasses may be flooded. Roads and streets may be flooded. * ADDITIONAL DETAILS... - Another round of showers and thunderstorms is expected late this evening and overnight. Swaths of heavy to very heavy rainfall with 2+ inch per hour rainfall rates are likely to occur within the watch area and may result in areas of flash flooding and cause rapid rises on area rivers, creeks, and streams. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch for flash flooding means rapid-onset flooding is possible, but not yet certain, based upon the latest forecasts. Flash flooding is a dangerous situation. Persons with interests along area rivers, creeks, and other waterways should monitor the latest forecasts and be prepared to take action should flooding develop. &&
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