723
FZUS53 KLOT 210300
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
1000 PM CDT WED MAY 20 2026
ILZ006-220300-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
1000 PM CDT WED MAY 20 2026
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH 1 PM THURSDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 5 FEET.
WATER TEMPERATURE...........52-56.
WEATHER.....................PARTLY CLOUDY.
LOW TEMPERATURE.............IN THE MID 40S.
WINDS.......................NORTHEAST WINDS 15 TO 25 MPH.
THURSDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET
IN THE AFTERNOON.
WEATHER.....................PARTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 50S.
WINDS.......................EAST WINDS AROUND 15 MPH BECOMING
NORTHEAST AND INCREASING TO 15 TO 25 MPH
IN THE AFTERNOON.
SWIM RISK OUTLOOK
THURSDAY NIGHT
HIGH SWIM RISK*.
FRIDAY
HIGH SWIM RISK*.
FRIDAY NIGHT
HIGH SWIM RISK*.
SATURDAY
HIGH SWIM RISK*.
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
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
ILZ103-104-220300-
NORTHERN COOK-CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
1000 PM CDT WED MAY 20 2026
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH 1 PM THURSDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 6 FEET.
WATER TEMPERATURE...........51-55.
WEATHER.....................PARTLY CLOUDY.
LOW TEMPERATURE.............IN THE UPPER 40S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 30 MPH.
THURSDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 6 FEET SUBSIDING TO 2 TO 4 FEET
IN THE AFTERNOON.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE UPPER 50S.
WINDS.......................EAST WINDS AROUND 15 MPH BECOMING
NORTHEAST AND INCREASING TO 15 TO 25 MPH
IN THE AFTERNOON.
SWIM RISK OUTLOOK
THURSDAY NIGHT
HIGH SWIM RISK*.
FRIDAY
HIGH SWIM RISK*.
FRIDAY NIGHT
HIGH SWIM RISK*.
SATURDAY
HIGH SWIM RISK*.
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
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
INZ001-220300-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
1000 PM CDT WED MAY 20 2026
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH 10 AM THURSDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 6 FEET.
WATER TEMPERATURE...........53-57.
WEATHER.....................PARTLY CLOUDY.
LOW TEMPERATURE.............IN THE UPPER 40S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH BECOMING
EAST LATE.
THURSDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 5 FEET EARLY, SUBSIDING TO
2 TO 4 FEET THROUGH THE MORNING.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............AROUND 60.
WINDS.......................EAST WINDS 10 TO 15 MPH, BECOMING
NORTHEAST AND INCREASING TO 15 TO 25
MPH IN THE AFTERNOON.
SWIM RISK OUTLOOK
THURSDAY NIGHT
HIGH SWIM RISK*.
FRIDAY
MODERATE SWIM RISK*.
FRIDAY NIGHT
HIGH SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
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
INZ002-220300-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
1000 PM CDT WED MAY 20 2026
..BEACH HAZARDS STATEMENT IN EFFECT UNTIL 7 AM CDT THURSDAY
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................3 TO 6 FEET.
WATER TEMPERATURE...........53-57.
WEATHER.....................PARTLY CLOUDY.
LOW TEMPERATURE.............IN THE UPPER 40S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH, BECOMING
EAST LATE.
THURSDAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET EARLY, SUBSIDING TO 1 TO 3
FEET THROUGH THE MORNING, THEN BUILDING
TO 2 TO 4 FEET LATE IN THE AFTERNOON.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE LOWER 60S.
WINDS.......................EAST WINDS 10 TO 15 MPH, BECOMING
NORTHEAST AND INCREASING TO 15 TO 25
MPH IN THE AFTERNOON.
SWIM RISK OUTLOOK
THURSDAY NIGHT
MODERATE SWIM RISK*.
FRIDAY
LOW SWIM RISK*.
FRIDAY NIGHT
LOW SWIM RISK*.
SATURDAY
LOW SWIM RISK*.
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
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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