244
FZUS53 KLOT 291412
SRFLOT

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
912 AM CDT Fri Aug 29 2025

ILZ006-292115-
Lake-
Including the beaches of Illinois Beach State Park
912 AM CDT Fri Aug 29 2025

.REST OF TODAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet subsiding to 1 to 2 feet
                            by early afternoon.
Water Temperature...........69-73.
Weather.....................Partly cloudy.
High Temperature............In the upper 60s.
Winds.......................Northeast winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy, then becoming mostly
                            cloudy. A slight chance of showers
                            after midnight.
Low Temperature.............In the lower 60s.
Winds.......................Northeast winds 5 to 10 mph.

.SATURDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly cloudy, then becoming partly
                            cloudy. A slight chance of showers
                            early in the morning.
High Temperature............In the lower 70s.
Winds.......................North winds around 5 mph, becoming east
                            in the late morning and afternoon.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.LABOR DAY...Low swim risk*.
.MONDAY NIGHT...Low swim risk*.
.TUESDAY...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

$$

ILZ103-104-292115-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
912 AM CDT Fri Aug 29 2025

.REST OF TODAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet subsiding to 1 to 2 feet
                            by afternoon.
Water Temperature...........66-70.
Weather.....................Partly cloudy.
High Temperature............In the upper 60s.
Winds.......................Northeast winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy. A slight chance of
                            showers after midnight.
Low Temperature.............In the lower 60s.
Winds.......................East winds 5 to 10 mph.

.SATURDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy. A slight chance of
                            showers early in the morning.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 5 mph, becoming
                            east in the afternoon.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.LABOR DAY...Low swim risk*.
.MONDAY NIGHT...Low swim risk*.
.TUESDAY...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

$$

INZ001-292115-
Lake-
Including the beaches of Indiana Dunes National Park
912 AM CDT Fri Aug 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Water Temperature...........70-74.
Weather.....................Partly cloudy.
High Temperature............In the upper 60s.
Winds.......................Northeast winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy. A slight chance of
                            showers after midnight.
Low Temperature.............In the lower 60s.
Winds.......................Northeast winds 5 to 10 mph, becoming
                            southeast late.

.SATURDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy. A slight chance of
                            showers early in the morning.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 5 mph, becoming
                            northeast around 5 mph in the
                            afternoon.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.LABOR DAY...Low swim risk*.
.MONDAY NIGHT...Low swim risk*.
.TUESDAY...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

$$

INZ002-292115-
Porter-
Including the beaches of Indiana Dunes National Park
912 AM CDT Fri Aug 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Water Temperature...........70-74.
Weather.....................Partly cloudy.
High Temperature............In the upper 60s.
Winds.......................Northeast winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy.
Low Temperature.............In the upper 50s.
Winds.......................Northeast winds 5 to 10 mph, becoming
                            east after midnight.

.SATURDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy, then becoming mostly
                            sunny.
High Temperature............In the lower 70s.
Winds.......................Southeast winds around 5 mph, becoming
                            northeast around 5 mph in the
                            afternoon.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.LABOR DAY...Low swim risk*.
.MONDAY NIGHT...Low swim risk*.
.TUESDAY...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


$$