103
FZUS53 KLOT 071945
SRFLOT

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
245 PM CDT Mon Sep 7 2026

ILZ006-081945-
Lake-
Including the beaches of Illinois Beach State Park
245 PM CDT Mon Sep 7 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........69-73.
Weather.....................Mostly sunny.
High Temperature............In the mid 70s.
Winds.......................East winds 10 to 15 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy.
Low Temperature.............In the upper 60s.
Winds.......................East winds around 10 mph becoming
                            southeast after midnight.

.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Mostly cloudy.
High Temperature............In the lower 80s.
Winds.......................South winds 5 to 10 mph becoming
                            east 10 to 15 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

$$

ILZ103-104-081945-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
245 PM CDT Mon Sep 7 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........71-75.
Weather.....................Mostly sunny.
High Temperature............In the mid 70s.
Winds.......................East winds 10 to 15 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy.
Low Temperature.............In the upper 60s.
Winds.......................East winds around 10 mph becoming
                            southeast after midnight.

.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Mostly cloudy then becoming partly
                            cloudy.
High Temperature............In the lower 80s.
Winds.......................South winds 5 to 10 mph becoming
                            east 10 to 15 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

$$

INZ001-081945-
Lake-
Including the beaches of Indiana Dunes National Park
245 PM CDT Mon Sep 7 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........69-73.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s.
Winds.......................Northeast winds 10 to 15 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy.
Low Temperature.............In the mid 60s.
Winds.......................East winds 5 to 10 mph becoming
                            southeast after midnight.

.TUESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy, then becoming mostly
                            cloudy.
High Temperature............In the mid 80s.
Winds.......................South winds 5 to 10 mph, becoming
                            northeast 10 to 15 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

$$

INZ002-081945-
Porter-
Including the beaches of Indiana Dunes National Park
245 PM CDT Mon Sep 7 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........69-73.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s.
Winds.......................Northeast winds 10 to 15 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy.
Low Temperature.............In the mid 60s.
Winds.......................East winds 5 to 10 mph becoming
                            southeast after midnight.

.TUESDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy, then becoming mostly
                            cloudy.
High Temperature............In the mid 80s.
Winds.......................South winds 5 to 10 mph, becoming
                            northeast 10 to 15 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


$$