201
FZUS53 KLOT 140233 AAA
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES...UPDATED
NATIONAL WEATHER SERVICE CHICAGO IL
933 PM CDT SUN SEP 13 2026
ILZ006-150245-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
933 PM CDT SUN SEP 13 2026
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY CLEAR.
LOW TEMPERATURE.............IN THE LOWER 50S.
WINDS.......................NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 5 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
HIGH TEMPERATURE............IN THE LOWER 70S.
WINDS.......................NORTHWEST WINDS 5 TO 10 MPH, BECOMING
EAST 10 TO 15 MPH LATE IN THE MORNING,
THEN BECOMING SOUTHEAST 15 TO 20 MPH IN
THE AFTERNOON.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
HIGH SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
MODERATE SWIM RISK*.
WEDNESDAY NIGHT
MODERATE SWIM RISK*.
THURSDAY
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
ILZ103-104-150245-
NORTHERN COOK-CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
933 PM CDT SUN SEP 13 2026
TONIGHT
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................MOSTLY CLEAR.
LOW TEMPERATURE.............IN THE UPPER 50S.
WINDS.......................NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................NORTH WINDS 5 TO 10 MPH, BECOMING
SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO
25 MPH IN THE LATE MORNING AND
AFTERNOON.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
MODERATE SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
MODERATE SWIM RISK*.
WEDNESDAY NIGHT
MODERATE SWIM RISK*.
THURSDAY
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
INZ001-150245-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
933 PM CDT SUN SEP 13 2026
..BEACH HAZARDS STATEMENT IN EFFECT UNTIL 3 AM CDT MONDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET LATE.
WEATHER.....................PARTLY CLOUDY.
LOW TEMPERATURE.............AROUND 60.
WINDS.......................NORTH WINDS 10 TO 15 MPH.
MONDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING MOSTLY
CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................EAST WINDS 5 TO 10 MPH, BECOMING
SOUTHEAST 10 TO 15 MPH IN THE LATE
MORNING AND AFTERNOON.
SWIM RISK OUTLOOK
MONDAY NIGHT
MODERATE SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
LOW SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
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
INZ002-150245-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
933 PM CDT SUN SEP 13 2026
..BEACH HAZARDS STATEMENT IN EFFECT UNTIL 3 AM CDT MONDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET LATE.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
LOW TEMPERATURE.............IN THE UPPER 50S.
WINDS.......................NORTH WINDS 10 TO 15 MPH WITH GUSTS UP
TO 25 MPH, BECOMING NORTHEAST 5 TO 10
MPH LATE.
MONDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTHEAST WINDS 10 TO 15 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
LOW SWIM RISK*.
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
LOW SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
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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