955
FZUS53 KLOT 292027
SRFLOT

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
327 PM CDT Tue Jul 29 2025

ILZ006-300915-
Lake-
Including the beaches of Illinois Beach State Park
327 PM CDT Tue Jul 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
FRIDAY AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........74-78.
Weather.....................Partly cloudy. A slight chance of
                            showers and thunderstorms.
High Temperature............In the lower 90s.
Winds.......................East winds around 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Partly cloudy, then becoming mostly
                            cloudy.
Low Temperature.............In the lower 70s.
Winds.......................Southeast winds around 5 mph, becoming
                            north in the late evening and
                            overnight.

.WEDNESDAY...
Swim Risk*..................High.
Wave Height.................2 to 4 feet building to 4 to 6 feet in
                            the afternoon.
Weather.....................Cloudy. A chance of showers until late
                            afternoon. A chance of thunderstorms.
                            Showers likely late.
High Temperature............In the upper 70s.
Winds.......................Northeast winds 10 to 15 mph increasing
                            to 15 to 25 mph in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...High swim risk*.
.FRIDAY...High swim risk*.
.FRIDAY NIGHT...Moderate 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

$$

ILZ103-104-300915-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
327 PM CDT Tue Jul 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
FRIDAY AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........73-77.
Weather.....................Partly cloudy. A slight chance of
                            showers and thunderstorms.
High Temperature............In the lower 90s.
Winds.......................Southeast winds around 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy, then becoming mostly
                            cloudy.
Low Temperature.............In the lower 70s.
Winds.......................East winds 5 to 10 mph, becoming north
                            in the late evening and overnight.

.WEDNESDAY...
Swim Risk*..................High.
Wave Height.................2 to 4 feet building to 4 to 6 feet in
                            the afternoon.
Weather.....................Mostly cloudy. A chance of showers
                            until late afternoon. A chance of
                            thunderstorms. Showers likely late.
High Temperature............In the upper 70s.
Winds.......................Northeast winds 10 to 15 mph increasing
                            to 15 to 25 mph in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...High swim risk*.
.FRIDAY...High swim risk*.
.FRIDAY NIGHT...Moderate 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

$$

INZ001-300915-
Lake-
Including the beaches of Indiana Dunes National Park
327 PM CDT Tue Jul 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
FRIDAY AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........74-78.
Weather.....................Mostly sunny.
High Temperature............In the mid 90s.
Winds.......................North winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy.
Low Temperature.............In the mid 70s.
Winds.......................South winds around 5 mph, becoming
                            northwest late in the evening, then
                            becoming north after midnight.

.WEDNESDAY...
Swim Risk*..................High.
Wave Height.................1 to 3 feet building to 3 to 6 feet
                            in the afternoon.
Weather.....................Mostly cloudy. A chance of showers
                            until late afternoon. A chance of
                            thunderstorms. Showers likely late.
High Temperature............Around 80.
Winds.......................Northeast winds 10 to 15 mph increasing
                            to 15 to 25 mph in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...High swim risk*.
.FRIDAY...High swim risk*.
.FRIDAY NIGHT...Moderate 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

$$

INZ002-300915-
Porter-
Including the beaches of Indiana Dunes National Park
327 PM CDT Tue Jul 29 2025

...BEACH HAZARDS STATEMENT IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
FRIDAY AFTERNOON...

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Water Temperature...........74-78.
Weather.....................Mostly sunny.
High Temperature............In the upper 80s.
Winds.......................Northeast winds 5 to 10 mph.

.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy.
Low Temperature.............In the mid 70s.
Winds.......................East winds around 5 mph, becoming north
                            in the late evening and overnight.

.WEDNESDAY...
Swim Risk*..................High.
Wave Height.................1 to 3 feet building to 3 to 6 feet in
                            the afternoon.
Weather.....................Mostly cloudy. A chance of showers
                            until late afternoon. A chance of
                            thunderstorms. Showers likely late.
High Temperature............Around 80.
Winds.......................Northeast winds 10 to 15 mph increasing
                            to 15 to 25 mph in the afternoon.

.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...High swim risk*.
.FRIDAY...High swim risk*.
.FRIDAY NIGHT...Moderate 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


$$