FZUS53 KLOT 210923 SRFLOT Surf Zone Forecast for Lake Michigan Beaches National Weather Service Chicago IL 423 AM CDT Sun Jun 21 2026 ILZ006-220930- Lake- Including the beaches of Illinois Beach State Park 423 AM CDT Sun Jun 21 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT... .TODAY... Swim Risk*..................Low. Wave Height.................1 to 2 feet. Water Temperature...........56-60. Weather.....................Mostly cloudy. A slight chance of showers late in the morning. Showers in the afternoon. High Temperature............In the upper 60s. Winds.......................East winds around 5 mph, increasing to around 10 mph with gusts up to 20 mph in the afternoon. .TONIGHT... Swim Risk*..................High. Wave Height.................4 to 6 feet. Weather.....................Cloudy. Showers, mainly in the evening. Low Temperature.............In the mid 50s. Winds.......................Northeast winds 10 to 15 mph with gusts up to 30 mph. .MONDAY... Swim Risk*..................High. Wave Height.................4 to 6 feet. Weather.....................Mostly cloudy, then becoming partly cloudy. High Temperature............In the upper 60s. Winds.......................North winds 15 to 20 mph. .SWIM RISK OUTLOOK... .MONDAY NIGHT...High swim risk*. .TUESDAY...Low swim risk*. .TUESDAY NIGHT...Low swim risk*. .WEDNESDAY...Low swim risk*. .WEDNESDAY NIGHT...Low swim risk*. .THURSDAY...Low swim risk*. && Swim Risk Category * Low Risk - Large waves and dangerous currents are not expected, however dangerous currents may exist at any time near piers, breakwalls, and river outlets. * Moderate Risk - Breaking waves and currents are expected. Stay away from dangerous areas like piers, breakwalls, and river outlets. Always have a flotation device with you in the water. * High Risk - Life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls. ** For thunderstorm, waterspout, and UV definitions see: https://www.weather.gov/beach/lot $$ ILZ104-220930- Central Cook- Including the beaches of Chicago Park District 423 AM CDT Sun Jun 21 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT... .TODAY... Swim Risk*..................Low. Wave Height.................1 to 3 feet. Water Temperature...........59-63. Weather.....................Cloudy. A slight chance of showers late in the morning. Showers in the afternoon. A slight chance of thunderstorms late. High Temperature............In the upper 60s. Winds.......................East winds around 5 mph, increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon. .TONIGHT... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Cloudy. A slight chance of thunderstorms in the evening. Showers until early morning, then a chance of showers late. Low Temperature.............In the upper 50s. Winds.......................Northeast winds 15 to 20 mph with gusts up to 35 mph. .MONDAY... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Mostly cloudy, then becoming partly cloudy. A slight chance of showers in the morning. High Temperature............In the upper 60s. Winds.......................North winds 15 to 20 mph. .SWIM RISK OUTLOOK... .MONDAY NIGHT...High swim risk*. .TUESDAY...Moderate swim risk*. .TUESDAY NIGHT...Low swim risk*. .WEDNESDAY...Low swim risk*. .WEDNESDAY NIGHT...Low swim risk*. .THURSDAY...Low swim risk*. && Swim Risk Category * Low Risk - Large waves and dangerous currents are not expected, however dangerous currents may exist at any time near piers, breakwalls, and river outlets. * Moderate Risk - Breaking waves and currents are expected. Stay away from dangerous areas like piers, breakwalls, and river outlets. Always have a flotation device with you in the water. * High Risk - Life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls. ** For thunderstorm, waterspout, and UV definitions see: https://www.weather.gov/beach/lot $$ ILZ103-220930- Northern Cook- 423 AM CDT Sun Jun 21 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT... .TODAY... Swim Risk*..................Low. Wave Height.................1 to 3 feet. Water Temperature...........59-63. Weather.....................Cloudy. A slight chance of showers late in the morning. Showers in the afternoon. A slight chance of thunderstorms late. High Temperature............In the upper 60s. Winds.......................East winds around 5 mph, increasing to 10 to 15 mph with gusts up to 25 mph in the afternoon. .TONIGHT... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Cloudy. A slight chance of thunderstorms in the evening. Showers until early morning, then a chance of showers late. Low Temperature.............In the upper 50s. Winds.......................Northeast winds 15 to 20 mph with gusts up to 35 mph. .MONDAY... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Mostly cloudy, then becoming partly cloudy. A slight chance of showers in the morning. High Temperature............In the upper 60s. Winds.......................North winds 15 to 20 mph. .SWIM RISK OUTLOOK... .MONDAY NIGHT...High swim risk*. .TUESDAY...Moderate swim risk*. .TUESDAY NIGHT...Low swim risk*. .WEDNESDAY...Low swim risk*. .WEDNESDAY NIGHT...Low swim risk*. .THURSDAY...Low swim risk*. && Swim Risk Category * Low Risk - Large waves and dangerous currents are not expected, however dangerous currents may exist at any time near piers, breakwalls, and river outlets. * Moderate Risk - Breaking waves and currents are expected. Stay away from dangerous areas like piers, breakwalls, and river outlets. Always have a flotation device with you in the water. * High Risk - Life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls. ** For thunderstorm, waterspout, and UV definitions see: https://www.weather.gov/beach/lot $$ INZ001-220930- Lake- Including the beaches of Indiana Dunes National Park 423 AM CDT Sun Jun 21 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT... .TODAY... Swim Risk*..................Low. Wave Height.................1 to 3 feet. Water Temperature...........62-66. Weather.....................Mostly cloudy. A slight chance of showers late in the morning. Showers in the afternoon. A slight chance of thunderstorms late. High Temperature............In the lower 70s. Winds.......................Southeast winds 5 to 10 mph with gusts up to 25 mph, becoming east 10 to 15 mph with gusts up to 25 mph late. .TONIGHT... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Cloudy. A slight chance of thunderstorms in the evening. Showers until early morning, then a chance of showers late. Low Temperature.............In the upper 50s. Winds.......................Northeast winds 15 to 20 mph with gusts up to 35 mph. .MONDAY... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Mostly cloudy, then becoming partly cloudy. A slight chance of showers in the morning. High Temperature............In the mid 60s. Winds.......................North winds 15 to 20 mph. .SWIM RISK OUTLOOK... .MONDAY NIGHT...High swim risk*. .TUESDAY...Moderate swim risk*. .TUESDAY NIGHT...Low swim risk*. .WEDNESDAY...Low swim risk*. .WEDNESDAY NIGHT...Low swim risk*. .THURSDAY...Low swim risk*. && Swim Risk Category * Low Risk - Large waves and dangerous currents are not expected, however dangerous currents may exist at any time near piers, breakwalls, and river outlets. * Moderate Risk - Breaking waves and currents are expected. Stay away from dangerous areas like piers, breakwalls, and river outlets. Always have a flotation device with you in the water. * High Risk - Life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls. ** For thunderstorm, waterspout, and UV definitions see: https://www.weather.gov/beach/lot $$ INZ002-220930- Porter- Including the beaches of Indiana Dunes National Park 423 AM CDT Sun Jun 21 2026 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE MONDAY NIGHT... .TODAY... Swim Risk*..................Low. Wave Height.................1 to 2 feet. Water Temperature...........62-66. Weather.....................Mostly cloudy. Showers in the afternoon. A slight chance of thunderstorms late. High Temperature............Around 70. Winds.......................Southeast winds around 5 mph with gusts up to 25 mph, increasing to east 10 to 15 mph with gusts up to 25 mph late. .TONIGHT... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Cloudy. A slight chance of thunderstorms in the evening. Showers until early morning, then a chance of showers late. Low Temperature.............Around 60. Winds.......................Northeast winds 15 to 20 mph with gusts up to 30 mph. .MONDAY... Swim Risk*..................High. Wave Height.................4 to 7 feet. Weather.....................Mostly cloudy. A slight chance of showers in the morning. High Temperature............In the mid 60s. Winds.......................North winds 15 to 20 mph. .SWIM RISK OUTLOOK... .MONDAY NIGHT...High swim risk*. .TUESDAY...Moderate swim risk*. .TUESDAY NIGHT...Low swim risk*. .WEDNESDAY...Low swim risk*. .WEDNESDAY NIGHT...Low swim risk*. .THURSDAY...Low swim risk*. && Swim Risk Category * Low Risk - Large waves and dangerous currents are not expected, however dangerous currents may exist at any time near piers, breakwalls, and river outlets. * Moderate Risk - Breaking waves and currents are expected. Stay away from dangerous areas like piers, breakwalls, and river outlets. Always have a flotation device with you in the water. * High Risk - Life-threatening waves and currents are expected. Stay out of the water and stay away from dangerous areas like piers and breakwalls. ** For thunderstorm, waterspout, and UV definitions see: https://www.weather.gov/beach/lot $$