Active Weather Alerts
Heat Advisory
Issued: 8:43 AM Jun. 21, 2025 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT MONDAY... * WHAT...Heat index values of 95 to 105 expected this afternoon and Sunday afternoon, with values of 90 to 95 on Monday afternoon. The highest heat indexes will occur from central Wisconsin to northeast Wisconsin. Low temperatures in the mid to upper 70s tonight and Sunday night will provide minimal relief from the heat and humidity. * WHERE...Portions of central, east central, north central, and northeast Wisconsin. * WHEN...From noon today to 7 PM CDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. &&
Special Marine Warning
Issued: 8:37 AM Jun. 21, 2025 – National Weather Service
The National Weather Service in Green Bay has issued a * Special Marine Warning for... Central Bay of Green Bay... * Until 430 AM CDT. * At 337 AM CDT, a severe thunderstorm was located near Egg Harbor, or near Chambers Island, moving northeast at 35 knots. HAZARD...Wind gusts to nearly 50 knots and large destructive hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in personal injury and significant structural damage. * Locations impacted include... Eagle Bluff Light, Egg Harbor, Chambers Island, and Sister Bay. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until this storm passes. Wind gusts to nearly 50 knots, large destructive hail, high waves, dangerous lightning, and heavy rain are possible with this storm. && HAIL...>2.0IN; WIND...49KTS
Small Craft Advisory
Issued: 8:07 AM Jun. 21, 2025 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...South winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 3 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 7 PM CDT this evening. * 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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