390
FZUS53 KLOT 210923
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
423 AM CDT SUN JUN 21 2026
ILZ006-220930-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
423 AM CDT SUN JUN 21 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WATER TEMPERATURE...........56-60.
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS LATE IN THE MORNING. SHOWERS IN
THE AFTERNOON.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................EAST WINDS AROUND 5 MPH, INCREASING TO
AROUND 10 MPH WITH GUSTS UP TO 20 MPH
IN THE AFTERNOON.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 6 FEET.
WEATHER.....................CLOUDY. SHOWERS, MAINLY IN THE EVENING.
LOW TEMPERATURE.............IN THE MID 50S.
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS
UP TO 30 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 6 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................NORTH WINDS 15 TO 20 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH 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
ILZ104-220930-
CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
423 AM CDT SUN JUN 21 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........59-63.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF SHOWERS LATE
IN THE MORNING. SHOWERS IN THE
AFTERNOON. A SLIGHT CHANCE OF
THUNDERSTORMS LATE.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................EAST WINDS AROUND 5 MPH, INCREASING TO
10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN
THE AFTERNOON.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. SHOWERS
UNTIL EARLY MORNING, THEN A CHANCE OF
SHOWERS LATE.
LOW TEMPERATURE.............IN THE UPPER 50S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 35 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE MORNING.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................NORTH WINDS 15 TO 20 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
MODERATE 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
ILZ103-220930-
NORTHERN COOK-
423 AM CDT SUN JUN 21 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........59-63.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF SHOWERS LATE
IN THE MORNING. SHOWERS IN THE
AFTERNOON. A SLIGHT CHANCE OF
THUNDERSTORMS LATE.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................EAST WINDS AROUND 5 MPH, INCREASING TO
10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN
THE AFTERNOON.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. SHOWERS
UNTIL EARLY MORNING, THEN A CHANCE OF
SHOWERS LATE.
LOW TEMPERATURE.............IN THE UPPER 50S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 35 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE MORNING.
HIGH TEMPERATURE............IN THE UPPER 60S.
WINDS.......................NORTH WINDS 15 TO 20 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
MODERATE 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
INZ001-220930-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
423 AM CDT SUN JUN 21 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........62-66.
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS LATE IN THE MORNING. SHOWERS IN
THE AFTERNOON. A SLIGHT CHANCE OF
THUNDERSTORMS LATE.
HIGH TEMPERATURE............IN THE LOWER 70S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS
UP TO 25 MPH, BECOMING EAST 10 TO 15
MPH WITH GUSTS UP TO 25 MPH LATE.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. SHOWERS
UNTIL EARLY MORNING, THEN A CHANCE OF
SHOWERS LATE.
LOW TEMPERATURE.............IN THE UPPER 50S.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 35 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
THE MORNING.
HIGH TEMPERATURE............IN THE MID 60S.
WINDS.......................NORTH WINDS 15 TO 20 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
MODERATE 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
INZ002-220930-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
423 AM CDT SUN JUN 21 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS EVENING THROUGH LATE
MONDAY NIGHT...
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WATER TEMPERATURE...........62-66.
WEATHER.....................MOSTLY CLOUDY. SHOWERS IN THE
AFTERNOON. A SLIGHT CHANCE OF
THUNDERSTORMS LATE.
HIGH TEMPERATURE............AROUND 70.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH WITH GUSTS
UP TO 25 MPH, INCREASING TO EAST 10 TO
15 MPH WITH GUSTS UP TO 25 MPH LATE.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................CLOUDY. A SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. SHOWERS
UNTIL EARLY MORNING, THEN A CHANCE OF
SHOWERS LATE.
LOW TEMPERATURE.............AROUND 60.
WINDS.......................NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 30 MPH.
MONDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET.
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS IN THE MORNING.
HIGH TEMPERATURE............IN THE MID 60S.
WINDS.......................NORTH WINDS 15 TO 20 MPH.
SWIM RISK OUTLOOK
MONDAY NIGHT
HIGH SWIM RISK*.
TUESDAY
MODERATE 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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