Active Weather Alerts
Marine Weather Statement
Issued: 2:59 AM Apr. 4, 2026 – National Weather Service
A Marine Weather Statement has been issued for the following areas... Nearshore waters from Port Washington WI to Winthrop Harbor IL... Lake Michigan from Port Washington WI to Wind Point WI 5 nm off shore to mid lake... At 958 PM CDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots and small hail. These thunderstorms were located along a line extending from 9 nm west of South Milwaukee to Oak Creek to near Wind Pt., moving northeast at 25 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. &&
River Flood Warning
Issued: 2:48 AM Apr. 4, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT FROM THIS EVENING TO WEDNESDAY EVENING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...From this evening to Wednesday evening. * IMPACTS...At 12.0 feet, Water is up to the first floor levels of some homes in the Town of Wheatland and Village of Salem Lakes area along Riverside Drive and Shorewood Drive. * ADDITIONAL DETAILS... - At 9:00 PM CDT Friday the stage was 11.0 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Friday was 11.0 feet. - Forecast...The river is expected to rise to a crest of 11.9 feet Sunday morning. It will then fall below flood stage early Wednesday afternoon. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 11.7 feet on 05/10/2019. - http://www.weather.gov/safety/flood && River forecasts are available for some but not all river gaging locations. The 7 day river forecast takes into account past precipitation, soil moisture conditions, and predicted precipitation for the basin. Precipitation is for the next 24 hours in the future from April through September and for 48 hours in the future from October through March. (Stages in ft.) Bank- Latest Forecast stages - Flood full observed ...for 7 pm... Location stage stage stage/time Sat Sun Mon Tue New Munster 11.0 10.0 11.00 9 pm 4/03 11.7 11.9 11.8 11.4 - Highest 24 hour change - observed in river stage - stage in (ft.) up to Highest stage - the last latest observed forecast in - 7 days stage next 7 days New Munster 11.0 9 pm 4/03 1.76 11.90 7 am 4/06 &&
Small Craft Advisory
Issued: 1:42 AM Apr. 4, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT SUNDAY... * WHAT...For tonight into Saturday morning, northeast winds 15 to 20 kt with gusts 25 to 30 kt and waves 4 to 6 ft expected. For Saturday afternoon and onwards, west winds 15 to 20 kt with gusts 25 to 30 kt and waves around 4 ft. * WHERE...Nearshore Waters from Sheboygan to Winthrop Harbor IL. * WHEN...Until 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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