261
FZUS53 KLOT 140820
SRFLOT
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES
NATIONAL WEATHER SERVICE CHICAGO IL
320 AM CDT MON SEP 14 2026
ILZ006-150830-
LAKE-
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK
320 AM CDT MON SEP 14 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY MORNING...
TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WATER TEMPERATURE...........67-71.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE LOWER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 10 MPH INCREASING
TO 15 TO 20 MPH LATE.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................5 TO 8 FEET SUBSIDING TO 3 TO 5 FEET.
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS EARLY IN THE EVENING. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS LATE.
LOW TEMPERATURE.............IN THE MID 60S.
WINDS.......................BREEZY. SOUTH WINDS 20 TO 25 MPH WITH
GUSTS UP TO 35 MPH.
TUESDAY
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 6 FEET.
WEATHER.....................MOSTLY CLOUDY. SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS
UP TO 30 MPH, BECOMING WEST AROUND 10
MPH WITH GUSTS UP TO 20 MPH LATE.
SWIM RISK OUTLOOK
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
HIGH SWIM RISK*.
WEDNESDAY NIGHT
MODERATE SWIM RISK*.
THURSDAY
LOW SWIM RISK*.
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
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
ILZ103-150830-
NORTHERN COOK-
320 AM CDT MON SEP 14 2026
...BEACH HAZARDS STATEMENT IN EFFECT FROM THIS AFTERNOON THROUGH
TUESDAY MORNING...
TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WATER TEMPERATURE...........68-72.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE LOWER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 10 MPH INCREASING
TO 15 TO 20 MPH LATE.
TONIGHT
SWIM RISK*..................HIGH.
WAVE HEIGHT.................4 TO 7 FEET SUBSIDING TO 3 TO 5 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH.
TUESDAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................MOSTLY CLOUDY. SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHWEST WINDS 15 TO 20 MPH, BECOMING
WEST AROUND 10 MPH LATE.
SWIM RISK OUTLOOK
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
MODERATE SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
LOW SWIM RISK*.
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
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
ILZ104-150830-
CENTRAL COOK-
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT
320 AM CDT MON SEP 14 2026
TODAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WATER TEMPERATURE...........68-72.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE LOWER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 10 MPH INCREASING
TO 15 TO 20 MPH LATE.
TONIGHT
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH.
TUESDAY
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................MOSTLY CLOUDY. SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS IN THE MORNING,
THEN A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS IN THE
AFTERNOON.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHWEST WINDS 15 TO 20 MPH, BECOMING
WEST AROUND 10 MPH LATE.
SWIM RISK OUTLOOK
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
MODERATE SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
LOW SWIM RISK*.
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
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
INZ001-150830-
LAKE-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
320 AM CDT MON SEP 14 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........68-72.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
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.
TONIGHT
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH.
TUESDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH, BECOMING
WEST LATE.
SWIM RISK OUTLOOK
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
LOW SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
LOW SWIM RISK*.
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
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
INZ002-150830-
PORTER-
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK
320 AM CDT MON SEP 14 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WATER TEMPERATURE...........68-72.
WEATHER.....................MOSTLY SUNNY, THEN BECOMING PARTLY
CLOUDY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTHEAST WINDS 10 TO 15 MPH.
TONIGHT
SWIM RISK*..................MODERATE.
WAVE HEIGHT.................2 TO 4 FEET.
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY
CLOUDY.
LOW TEMPERATURE.............IN THE MID 60S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH WITH GUSTS UP
TO 30 MPH.
TUESDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY
CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH, BECOMING
SOUTHWEST AROUND 10 MPH IN THE
AFTERNOON.
SWIM RISK OUTLOOK
TUESDAY NIGHT
LOW SWIM RISK*.
WEDNESDAY
LOW SWIM RISK*.
WEDNESDAY NIGHT
LOW SWIM RISK*.
THURSDAY
LOW SWIM RISK*.
THURSDAY NIGHT
LOW SWIM RISK*.
FRIDAY
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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