947
FZUS53 KIWX 202029
SRFIWX

Surf Zone Forecast for Lake Michigan Beaches
National Weather Service Northern Indiana
429 PM EDT Thu Aug 20 2026

MIZ177-277-210315-
Northern Berrien-Southern Berrien-
Including the beaches of Silver Beach, Warren Dunes,
and New Buffalo
429 PM EDT Thu Aug 20 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................Around 2 feet.
UV Index**..................7 - High.
Water Temperature...........In the lower 70s.
Weather.....................Sunny.
High Temperature............In the upper 70s.
Winds.......................North winds around 10 mph.
Sunrise.....................6:59 AM.
Sunset......................8:40 PM.

.FRIDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Mostly sunny until 4 PM, then partly
                            sunny.
High Temperature............In the upper 70s.
Winds.......................Southwest winds around 5 mph.
Sunrise.....................7:00 AM.
Sunset......................8:39 PM.

.SATURDAY...High swim risk*. Wave height 3 to 6 feet. Mostly
sunny. A chance of showers and a slight chance of thunderstorms.
Highs in the lower 70s. Northwest winds around 15 mph.
.SUNDAY...High swim risk*. Wave height 4 to 7 feet. Sunny. Highs
in the upper 60s. North winds around 15 mph.
.MONDAY...Low swim risk*. Wave height around 2 feet. Mostly
sunny. Highs around 70. Northwest winds around 5 mph.

&&

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 additional information regarding beach safety and UV index
definitions see: https://www.weather.gov/greatlakes/beachhazards

$$

INZ103-210315-
Northern La Porte-
Including the beaches of Mt. Baldy, Washington Park,
and Long Beach
329 PM CDT Thu Aug 20 2026

.REST OF TODAY...
Swim Risk*..................Low.
Wave Height.................1 to 2 feet.
UV Index**..................7 - High.
Water Temperature...........In the lower 70s.
Weather.....................Sunny.
High Temperature............In the upper 70s.
Winds.......................North winds around 10 mph.
Sunrise.....................7:01 AM.
Sunset......................8:41 PM.

.FRIDAY...
Swim Risk*..................Low.
Wave Height.................1 foot or less.
Weather.....................Partly sunny.
High Temperature............In the upper 70s.
Winds.......................Southwest winds around 5 mph.
Sunrise.....................7:02 AM.
Sunset......................8:40 PM.

.SATURDAY...High swim risk*. Wave height 3 to 5 feet. Mostly
sunny. A slight chance of showers. Highs in the lower 70s.
Northwest winds around 15 mph.
.SUNDAY...High swim risk*. Wave height 3 to 6 feet. Sunny. Highs
around 70. North winds around 15 mph.
.MONDAY...Low swim risk*. Wave height around 2 feet. Mostly
sunny. Highs in the lower 70s. Northwest winds around 5 mph.

&&

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 additional information regarding beach safety and UV index
definitions see: https://www.weather.gov/greatlakes/beachhazards


$$