Surf Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
834
FZUS53 KLOT 100841
SRFLOT
Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
341 AM CDT Mon Aug 10 2026
ILZ006-110845-
Lake-
Including the beaches of Illinois Beach State Park
341 AM CDT Mon Aug 10 2026
.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms in the afternoon.
High Temperature............In the upper 70s.
Winds.......................West winds 5 to 10 mph, becoming
northeast in the late morning and early
afternoon, then becoming east late.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms.
Low Temperature.............In the upper 60s.
Winds.......................East winds 5 to 10 mph.
.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms early in the morning,
then showers and thunderstorms likely
in the late morning and afternoon.
High Temperature............In the upper 70s.
Winds.......................East winds 5 to 10 mph.
.SWIM RISK OUTLOOK...
.TUESDAY NIGHT...Low swim risk*.
.WEDNESDAY...Low swim risk*.
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Moderate swim risk*.
.FRIDAY...Moderate 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
$$
ILZ103-104-110845-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
341 AM CDT Mon Aug 10 2026
.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A slight chance of
showers and thunderstorms early in the
morning. A chance of showers and
thunderstorms in the afternoon.
High Temperature............In the upper 70s.
Winds.......................Southwest winds 5 to 10 mph, becoming
northeast in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms.
Low Temperature.............In the lower 70s.
Winds.......................East winds 5 to 10 mph.
.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms early in the morning,
then showers and thunderstorms likely
in the late morning and afternoon.
High Temperature............In the lower 80s.
Winds.......................Southeast winds 5 to 10 mph, becoming
east late.
.SWIM RISK OUTLOOK...
.TUESDAY NIGHT...Low swim risk*.
.WEDNESDAY...Low swim risk*.
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...Moderate 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
$$
INZ001-110845-
Lake-
Including the beaches of Indiana Dunes National Park
341 AM CDT Mon Aug 10 2026
.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A slight chance of
showers and thunderstorms in the
morning. A chance of showers and
thunderstorms in the afternoon.
High Temperature............Around 80.
Winds.......................Southwest winds 5 to 10 mph, becoming
north in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms.
Low Temperature.............Around 70.
Winds.......................East winds 5 to 10 mph, becoming
southeast late.
.TUESDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms in the morning, then
showers and thunderstorms likely in the
afternoon.
High Temperature............In the lower 80s.
Winds.......................South winds 5 to 10 mph, becoming 5 to
10 mph in the afternoon.
.SWIM RISK OUTLOOK...
.TUESDAY NIGHT...Low swim risk*.
.WEDNESDAY...Low swim risk*.
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...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
$$
INZ002-110845-
Porter-
Including the beaches of Indiana Dunes National Park
341 AM CDT Mon Aug 10 2026
.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A slight chance of
showers and thunderstorms in the
morning. A chance of showers and
thunderstorms in the afternoon.
High Temperature............In the upper 70s.
Winds.......................Southwest winds 5 to 10 mph, becoming
northwest in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms in the evening, then
showers and thunderstorms likely after
midnight. A chance of showers and
thunderstorms late.
Low Temperature.............Around 70.
Winds.......................Northeast winds 5 to 10 mph, becoming
southeast in the late evening and
overnight.
.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly cloudy. A chance of showers and
thunderstorms in the morning, then
showers and thunderstorms likely in the
afternoon.
High Temperature............In the lower 80s.
Winds.......................South winds 5 to 10 mph.
.SWIM RISK OUTLOOK...
.TUESDAY NIGHT...Low swim risk*.
.WEDNESDAY...Low swim risk*.
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...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
$$