269
FZUS53 KLOT 130858
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
358 AM CDT SAT SEP 13 2025
ILZ006-132115-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
358 AM CDT SAT SEP 13 2025
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........66-70.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTHEAST WINDS 10 TO 15 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT.
LOW TEMPERATURE.............IN THE MID 60S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................EAST WINDS 5 TO 10 MPH, BECOMING
NORTHEAST LATE.
SWIM RISK OUTLOOK
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
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
ILZ103-104-132115-
NORTHERN COOK-CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
358 AM CDT SAT SEP 13 2025
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........63-67.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS
UP TO 20 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
LOW TEMPERATURE.............IN THE MID 60S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................EAST WINDS 5 TO 10 MPH, BECOMING
NORTHEAST LATE.
SWIM RISK OUTLOOK
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
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
INZ001-132115-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
358 AM CDT SAT SEP 13 2025
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WATER TEMPERATURE...........65-69.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTH WINDS 5 TO 10 MPH BECOMING
SOUTHEAST 10 TO 15 MPH IN THE AFTERNOON.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT.
LOW TEMPERATURE.............IN THE MID 60S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH, BECOMING
NORTHEAST IN THE AFTERNOON.
SWIM RISK OUTLOOK
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
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
INZ002-132115-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
358 AM CDT SAT SEP 13 2025
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WATER TEMPERATURE...........65-69.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTH WINDS 5 TO 10 MPH BECOMING
SOUTHEAST 10 TO 15 MPH IN THE AFTERNOON.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
PATCHY FOG AFTER MIDNIGHT.
LOW TEMPERATURE.............IN THE LOWER 60S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................MOSTLY SUNNY. PATCHY FOG EARLY IN THE
MORNING.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH, BECOMING
NORTHEAST IN THE AFTERNOON.
SWIM RISK OUTLOOK
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
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
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