Surf Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
025
FZUS53 KLOT 020824
SRFLOT
Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Chicago IL
324 AM CDT Tue Sep 2 2025
ILZ006-022115-
Lake-
Including the beaches of Illinois Beach State Park
324 AM CDT Tue Sep 2 2025
.TODAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Water Temperature...........69-73.
Weather.....................Mostly sunny. Patchy fog early in the
morning.
High Temperature............In the mid 70s.
Winds.......................Northeast winds 5 to 10 mph, becoming east
in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy.
Low Temperature.............In the lower 60s.
Winds.......................Southeast winds around 5 mph, becoming
southwest in the late evening and
overnight.
.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Weather.....................Mostly cloudy. A chance of showers and
a slight chance of thunderstorms in the
morning. Showers and a chance of
thunderstorms in the afternoon.
High Temperature............In the mid 70s.
Winds.......................Southwest winds 10 to 15 mph.
.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...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
$$
ILZ103-104-022115-
Northern Cook-Central Cook-
Including the beaches of Chicago Park District
324 AM CDT Tue Sep 2 2025
.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........67-71.
Weather.....................Mostly sunny.
High Temperature............In the mid 70s.
Winds.......................Northeast winds 5 to 10 mph, becoming east.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the mid 60s.
Winds.......................East winds around 5 mph, becoming
southwest in the late evening and
overnight.
.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Partly cloudy, then becoming mostly
cloudy. A slight chance of showers in
the morning. A slight chance of
thunderstorms late in the morning, then
showers and a chance of thunderstorms
in the afternoon.
High Temperature............In the upper 70s.
Winds.......................Southwest winds 5 to 10 mph, becoming
west 10 to 15 mph in the afternoon.
.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...Low swim risk*.
.THURSDAY...Low swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...Low swim risk*.
.FRIDAY NIGHT...Low swim risk*.
.SATURDAY...Low swim risk*.
&&
Swim Risk Category
* Low Risk - Large waves and dangerous currents are not expected,
however dangerous currents may exist at any time near piers,
breakwalls, and river outlets.
* Moderate Risk - Breaking waves and currents are expected. Stay away
from dangerous areas like piers, breakwalls, and river outlets.
Always have a flotation device with you in the water.
* High Risk - Life-threatening waves and currents are expected. Stay
out of the water and stay away from dangerous areas like piers and
breakwalls.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/lot
$$
INZ001-022115-
Lake-
Including the beaches of Indiana Dunes National Park
324 AM CDT Tue Sep 2 2025
.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........70-74.
Weather.....................Mostly sunny. Patchy fog early in the
morning.
High Temperature............In the mid 70s.
Winds.......................East winds 5 to 10 mph, becoming
northeast in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the lower 60s.
Winds.......................Northeast winds 5 to 10 mph, becoming
south in the late evening and
overnight.
.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy, then becoming mostly
cloudy. Showers likely and a chance of
thunderstorms in the afternoon.
High Temperature............In the upper 70s.
Winds.......................Southwest winds 10 to 15 mph.
.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...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
$$
INZ002-022115-
Porter-
Including the beaches of Indiana Dunes National Park
324 AM CDT Tue Sep 2 2025
.TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
Water Temperature...........70-74.
Weather.....................Mostly sunny. Patchy fog early in the
morning.
High Temperature............In the mid 70s.
Winds.......................East winds 5 to 10 mph becoming northeast
in the afternoon.
.TONIGHT...
Swim Risk*..................Low.
Wave Height.................Around 1 foot.
Weather.....................Mostly clear.
Low Temperature.............In the lower 60s.
Winds.......................Northeast winds around 5 mph, becoming
south around 5 mph in the late evening
and overnight.
.WEDNESDAY...
Swim Risk*..................Low.
Wave Height.................1 to 3 feet.
Weather.....................Partly cloudy, then becoming mostly
cloudy. Showers likely and a chance of
thunderstorms in the afternoon.
High Temperature............In the upper 70s.
Winds.......................Southwest winds 10 to 15 mph.
.SWIM RISK OUTLOOK...
.WEDNESDAY NIGHT...High swim risk*.
.THURSDAY...High swim risk*.
.THURSDAY NIGHT...Low swim risk*.
.FRIDAY...Moderate swim risk*.
.FRIDAY NIGHT...Moderate swim risk*.
.SATURDAY...Moderate swim risk*.
&&
Swim Risk Category
* Low Risk - Large waves and dangerous currents are not expected,
however dangerous currents may exist at any time near piers,
breakwalls, and river outlets.
* Moderate Risk - Breaking waves and currents are expected. Stay away
from dangerous areas like piers, breakwalls, and river outlets.
Always have a flotation device with you in the water.
* High Risk - Life-threatening waves and currents are expected. Stay
out of the water and stay away from dangerous areas like piers and
breakwalls.
** For thunderstorm, waterspout, and UV definitions see:
https://www.weather.gov/beach/lot
$$