812
FZUS53 KLOT 181450
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
950 AM CDT FRI JUL 18 2025
ILZ006-182145-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
950 AM CDT FRI JUL 18 2025
REST OF TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 3 FEET SUBSIDING TO 1 TO 2 FEET.
WATER TEMPERATURE...........70-74.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................EAST WINDS AROUND 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH, BECOMING
SOUTH OVERNIGHT.
SATURDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................MOSTLY CLOUDY. SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............IN THE MID 80S.
WINDS.......................SOUTH WINDS AROUND 10 MPH, BECOMING
SOUTHWEST.
SWIM RISK OUTLOOK
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
LOW SWIM RISK*.
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
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
ILZ103-104-182145-
NORTHERN COOK-CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
950 AM CDT FRI JUL 18 2025
REST OF TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 3 FEET SUBSIDING TO 1 TO 2 FEET.
WATER TEMPERATURE...........70-74.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................EAST WINDS AROUND 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 2 FEET.
WEATHER.....................PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................EAST WINDS 5 TO 10 MPH, BECOMING SOUTH
AFTER MIDNIGHT.
SATURDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS IN
THE MORNING. A CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY IN THE AFTERNOON.
HIGH TEMPERATURE............IN THE UPPER 80S.
WINDS.......................SOUTH WINDS AROUND 10 MPH, BECOMING
SOUTHWEST.
SWIM RISK OUTLOOK
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
LOW SWIM RISK*.
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
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
INZ001-182145-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
950 AM CDT FRI JUL 18 2025
REST OF TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 3 FEET SUBSIDING TO 1 TO 2 FEET.
WATER TEMPERATURE...........70-74.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................EAST WINDS 5 TO 10 MPH, BECOMING SOUTH
AFTER MIDNIGHT.
SATURDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN
SHOWERS AND THUNDERSTORMS LIKELY IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE UPPER 80S.
WINDS.......................SOUTHWEST WINDS 5 TO 10 MPH.
SWIM RISK OUTLOOK
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
LOW SWIM RISK*.
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
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
INZ002-182145-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
950 AM CDT FRI JUL 18 2025
REST OF TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 3 FEET SUBSIDING TO 1 TO 2 FEET.
WATER TEMPERATURE...........70-74.
WEATHER.....................PARTLY CLOUDY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TONIGHT
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH, BECOMING
SOUTH LATE.
SATURDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND THUNDERSTORMS
LIKELY IN THE AFTERNOON.
HIGH TEMPERATURE............IN THE MID 80S.
WINDS.......................SOUTH WINDS 5 TO 10 MPH, BECOMING
SOUTHWEST.
SWIM RISK OUTLOOK
SATURDAY NIGHT
LOW SWIM RISK*.
SUNDAY
LOW SWIM RISK*.
SUNDAY NIGHT
LOW SWIM RISK*.
MONDAY
LOW SWIM RISK*.
MONDAY NIGHT
LOW SWIM RISK*.
TUESDAY
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
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page