Surf Forecast
Issued by NWS Chicago, IL

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087
FZUS53 KLOT 010908
SRFLOT

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
408 AM CDT Tue Jul 1 2025

ILZ006-012145-
Lake-
Including the beaches of Illinois Beach State Park
408 AM CDT Tue Jul 1 2025

.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........69-73.
Weather.....................Mostly sunny.
High Temperature............In the lower 80s.
Winds.......................Northwest winds around 10 mph, becoming
                            northeast to east in the afternoon.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly clear.
Low Temperature.............In the upper 60s.
Winds.......................Southeast winds around 5 mph, becoming
                            southwest around 5 mph.

.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly sunny, then becoming partly
                            cloudy. A slight chance of showers and
                            thunderstorms in the afternoon.
High Temperature............In the upper 80s.
Winds.......................West winds 5 to 10 mph, becoming
                            northwest late.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.INDEPENDENCE DAY...Low swim risk*.
.FRIDAY NIGHT...Low swim risk*.
.SATURDAY...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

$$

ILZ103-104-012145-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
408 AM CDT Tue Jul 1 2025

.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........71-75.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s to lower 80s.
Winds.......................Northwest winds around 10 mph, becoming
                            northeast in the afternoon.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the upper 60s.
Winds.......................East winds 5 to 10 mph, becoming
                            southwest after midnight.

.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly sunny, then becoming partly
                            cloudy. A slight chance of showers and
                            thunderstorms in the afternoon.
High Temperature............In the mid to upper 80s.
Winds.......................West winds 5 to 10 mph, becoming northeast
                            in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.INDEPENDENCE DAY...Low swim risk*.
.FRIDAY NIGHT...Low swim risk*.
.SATURDAY...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

$$

INZ001-012145-
Lake-
Including the beaches of Indiana Dunes National Park
408 AM CDT Tue Jul 1 2025

.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........72-76.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s to lower 80s.
Winds.......................Northwest winds 5 to 15 mph, becoming
                            northeast 5 to 10 mph in the afternoon.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the mid 60s.
Winds.......................East winds around 5 mph, becoming
                            southwest after midnight.

.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly sunny, then becoming partly
                            cloudy.
High Temperature............In the lower to mid 80s.
Winds.......................West winds around 5 mph, becoming north
                            5 to 10 mph in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.INDEPENDENCE DAY...Low swim risk*.
.FRIDAY NIGHT...Low swim risk*.
.SATURDAY...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

$$

INZ002-012145-
Porter-
Including the beaches of Indiana Dunes National Park
408 AM CDT Tue Jul 1 2025

.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........72-76.
Weather.....................Mostly sunny.
High Temperature............In the upper 70s.
Winds.......................Northwest winds 10 to 15 mph, becoming
                            north 5 to 10 mph in the afternoon.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the mid 60s.
Winds.......................Northeast winds around 5 mph, becoming
                            southwest after midnight.

.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly sunny, then becoming partly
                            cloudy.
High Temperature............In the lower 80s.
Winds.......................West winds around 5 mph, becoming
                            north in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.INDEPENDENCE DAY...Low swim risk*.
.FRIDAY NIGHT...Low swim risk*.
.SATURDAY...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


$$