Surf Forecast
Issued by NWS Chicago, IL

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FZUS53 KLOT 140841
SRFLOT

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
341 AM CDT Fri Aug 14 2026

ILZ006-150845-
Lake-
Including the beaches of Illinois Beach State Park
341 AM CDT Fri Aug 14 2026

.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Water Temperature...........70-74.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms in the late
                            morning and early afternoon.
High Temperature............In the mid 70s.
Winds.......................East winds around 10 mph.

.TONIGHT...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms in the
                            evening, then showers likely and a
                            chance of thunderstorms after midnight.
Low Temperature.............Around 70.
Winds.......................Northeast winds 5 to 10 mph, becoming
                            southeast late.

.SATURDAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Cloudy. Showers and a chance of
                            thunderstorms.
High Temperature............In the lower 80s.
Winds.......................Southeast winds 10 to 15 mph with gusts
                            up to 25 mph.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.MONDAY...Moderate 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

$$

ILZ103-104-150845-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
341 AM CDT Fri Aug 14 2026

.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A chance of showers in
                            the morning. A slight chance of
                            thunderstorms. A slight chance of
                            showers in the afternoon.
High Temperature............In the mid 70s.
Winds.......................East winds around 10 mph.

.TONIGHT...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms in the
                            evening, then showers likely and a
                            chance of thunderstorms after midnight.
Low Temperature.............In the lower 70s.
Winds.......................Northeast winds 10 to 15 mph, becoming
                            southeast 5 to 10 mph after midnight.

.SATURDAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Cloudy. Showers and a chance of
                            thunderstorms.
High Temperature............In the mid 80s.
Winds.......................South winds 10 to 15 mph.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.MONDAY...Moderate 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

$$

INZ001-150845-
Lake-
Including the beaches of Indiana Dunes National Park
341 AM CDT Fri Aug 14 2026

.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A chance of showers in
                            the morning. A slight chance of
                            thunderstorms. A slight chance of
                            showers in the afternoon.
High Temperature............In the upper 70s.
Winds.......................East winds 5 to 10 mph, becoming
                            northeast late.

.TONIGHT...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms in the
                            evening, then showers likely and a
                            chance of thunderstorms after midnight.
Low Temperature.............In the lower 70s.
Winds.......................Northeast winds 5 to 10 mph, becoming
                            southeast after midnight.

.SATURDAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. Showers and a chance of
                            thunderstorms.
High Temperature............In the mid 80s.
Winds.......................South winds around 10 mph with gusts up
                            to 20 mph.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.MONDAY...Moderate 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

$$

INZ002-150845-
Porter-
Including the beaches of Indiana Dunes National Park
341 AM CDT Fri Aug 14 2026

.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........71-75.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms.
High Temperature............In the upper 70s.
Winds.......................East winds 5 to 10 mph, becoming
                            northeast late.

.TONIGHT...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. A slight chance of
                            showers and thunderstorms in the
                            evening, then showers likely and a
                            chance of thunderstorms after midnight.
Low Temperature.............In the lower 70s.
Winds.......................Northeast winds 5 to 10 mph, becoming
                            southeast after midnight.

.SATURDAY...
Swim Risk*..................Moderate.
Wave Height.................2 to 4 feet.
Weather.....................Mostly cloudy. Showers and a chance of
                            thunderstorms.
High Temperature............In the mid 80s.
Winds.......................South winds 10 to 15 mph.

.SWIM RISK OUTLOOK...
.SATURDAY NIGHT...Low swim risk*.
.SUNDAY...Low swim risk*.
.SUNDAY NIGHT...Low swim risk*.
.MONDAY...Moderate 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


$$