949
FZUS53 KLOT 151943
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
243 PM CDT WED JUL 15 2026
ILZ006-161945-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
243 PM CDT WED JUL 15 2026
REST OF TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WATER TEMPERATURE...........73-77.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE UPPER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY. PATCHY SMOKE AFTER MIDNIGHT.
LOW TEMPERATURE.............IN THE LOWER 70S.
WINDS.......................NORTHEAST WINDS AROUND 5 MPH, BECOMING
NORTH LATE.
THURSDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
SWIM RISK OUTLOOK
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
LOW SWIM RISK*.
FRIDAY NIGHT
LOW SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
MODERATE SWIM RISK*.
SUNDAY
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
ILZ103-104-161945-
NORTHERN COOK-CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
243 PM CDT WED JUL 15 2026
REST OF TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WATER TEMPERATURE...........75-79.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE UPPER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY. PATCHY SMOKE LATE.
LOW TEMPERATURE.............IN THE MID 70S.
WINDS.......................NORTHEAST WINDS AROUND 5 MPH, BECOMING
NORTH LATE.
THURSDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. PATCHY SMOKE EARLY IN THE
MORNING, THEN AREAS OF SMOKE IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.
SWIM RISK OUTLOOK
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
LOW SWIM RISK*.
FRIDAY NIGHT
LOW SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
HIGH SWIM RISK*.
SUNDAY
HIGH 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
INZ001-161945-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
243 PM CDT WED JUL 15 2026
REST OF TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WATER TEMPERATURE...........75-79.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE UPPER 80S.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
LOW TEMPERATURE.............IN THE MID 70S.
WINDS.......................NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. PATCHY SMOKE EARLY IN THE
MORNING, THEN AREAS OF SMOKE IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE MID 80S.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.
SWIM RISK OUTLOOK
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
LOW SWIM RISK*.
FRIDAY NIGHT
LOW SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
HIGH SWIM RISK*.
SUNDAY
HIGH 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
INZ002-161945-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
243 PM CDT WED JUL 15 2026
REST OF TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WATER TEMPERATURE...........75-79.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 80S.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY. PATCHY SMOKE LATE.
LOW TEMPERATURE.............IN THE MID 70S.
WINDS.......................NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. AREAS OF SMOKE.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.
SWIM RISK OUTLOOK
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
LOW SWIM RISK*.
FRIDAY NIGHT
LOW SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
HIGH SWIM RISK*.
SUNDAY
HIGH 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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