Alert archive / Indiana / Beach Hazards Statements in 2023

Beach Hazards Statement 13, NWS Northern Indiana

August 25, 2023LaPorte County, Indiana; Berrien County, Michigan

NWS Northern Indiana issued this beach hazards statement at Aug 25, 2023, 9:52 AM CDT for LaPorte County, Indiana; Berrien County, Michigan. It took effect at Aug 26, 2023, 4:00 PM CDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Aug 25, 2023, 9:52 AM CDT (14:52 UTC)
In effect from
Aug 26, 2023, 4:00 PM CDT
Expired
Aug 27, 2023, 4:00 AM CDT
In force
12 hr
Issued by
NWS Northern Indiana

Counties LaPorte County, IN, Berrien County, MI

The radar

The Northern Indiana radar (KIWX), 85 km from the middle of the area, began a volume at 14:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 2.9 hours before the alert went out and 244 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2023-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3366 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2023-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
3366 J/kg
Mixed-layer CIN
-113 J/kg
Mixed-layer LCL
992 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

502 
WHUS43 KIWX 251452
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
1052 AM EDT Fri Aug 25 2023

INZ103-MIZ177-277-252300-
/O.NEW.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
1052 AM EDT Fri Aug 25 2023 /952 AM CDT Fri Aug 25 2023/

...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY AFTERNOON
THROUGH LATE SATURDAY NIGHT...

* WHAT...High wave action, strong currents, and dangerous swimming
  conditions expected. Piers will be heavily swamped by waves.
  Waves increase from 2 to 3 feet Saturday morning, to 3 to 5 
  feet by late Saturday afternoon.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From Saturday afternoon through late Saturday night.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
6 follow-up statements
657 
WHUS43 KIWX 251901
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
301 PM EDT Fri Aug 25 2023

INZ103-MIZ177-277-260315-
/O.CON.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
301 PM EDT Fri Aug 25 2023 /201 PM CDT Fri Aug 25 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SATURDAY
AFTERNOON THROUGH LATE SATURDAY NIGHT...

* WHAT...High wave action, strong currents, and dangerous swimming
  conditions expected. Piers will be heavily swamped by waves.
  Waves increase from 2 to 3 feet Saturday morning, to 3 to 5 feet
  by late Saturday afternoon.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From Saturday afternoon through late Saturday night.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
325 
WHUS43 KIWX 260106
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
906 PM EDT Fri Aug 25 2023

INZ103-MIZ177-277-260915-
/O.CON.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
906 PM EDT Fri Aug 25 2023 /806 PM CDT Fri Aug 25 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SATURDAY
AFTERNOON THROUGH LATE SATURDAY NIGHT...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers will be heavily swamped by 
  waves. Waves increase from 2 to 3 feet Saturday morning, to 3 
  to 5 feet by late Saturday afternoon.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From Saturday afternoon through late Saturday night.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
447 
WHUS43 KIWX 260742
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
342 AM EDT Sat Aug 26 2023

INZ103-MIZ177-277-261600-
/O.CON.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
342 AM EDT Sat Aug 26 2023 /242 AM CDT Sat Aug 26 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM THIS AFTERNOON
THROUGH LATE TONIGHT...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers will be heavily swamped by 
  waves.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From this afternoon through late tonight.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
424 
WHUS43 KIWX 261453
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
1053 AM EDT Sat Aug 26 2023

INZ103-MIZ177-277-262300-
/O.CON.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
1053 AM EDT Sat Aug 26 2023 /953 AM CDT Sat Aug 26 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 5 PM EDT /4 PM
CDT/ THIS AFTERNOON THROUGH LATE TONIGHT...

* WHAT...High wave action, strong currents, and dangerous swimming
  conditions expected. Piers will be heavily swamped by waves.
  Waves building to 3 to 6 feet late this afternoon into tonight. 

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From 5 PM EDT /4 PM CDT/ this afternoon through late 
  tonight.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
106 
WHUS43 KIWX 262020
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
420 PM EDT Sat Aug 26 2023

INZ103-MIZ177-277-270430-
/O.CON.KIWX.BH.S.0013.230826T2100Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
420 PM EDT Sat Aug 26 2023 /320 PM CDT Sat Aug 26 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

* WHAT...High wave action, strong currents, and dangerous swimming
  conditions expected. Piers will be heavily swamped by waves.
  Waves building to 3 to 6 feet into tonight.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From 5 PM EDT /4 PM CDT/ this afternoon through late 
  tonight.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$
929 
WHUS43 KIWX 270120
CFWIWX

Coastal Hazard Message
National Weather Service Northern Indiana
920 PM EDT Sat Aug 26 2023

INZ103-MIZ177-277-270900-
/O.CON.KIWX.BH.S.0013.000000T0000Z-230827T0900Z/
Northern La Porte-Northern Berrien-Southern Berrien-
920 PM EDT Sat Aug 26 2023 /820 PM CDT Sat Aug 26 2023/

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 5 AM EDT /4 AM
CDT/ SUNDAY...

* WHAT...High wave action, strong currents, and dangerous swimming
  conditions expected. Piers will be heavily swamped by waves.
  Waves 3 to 6 feet.

* WHERE...In Indiana, Northern La Porte county. In Michigan, 
  Northern Berrien and Southern Berrien counties.

* WHEN...From 5 PM EDT /4 PM CDT/ this afternoon through late 
  tonight.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions.
Do not venture out on piers.

&&

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 24, 8:43 PM CDTSevere Thunderstorm WarningIWXLaGrange24 min
Aug 25, 9:47 AM CDTSmall Craft AdvisoryIWX42 hr
Aug 24, 7:51 PM CDTSpecial Weather StatementIWXSaint Joseph39 min

Nearby

Beach Hazards Statements in Indiana, 2023Beach Hazards Statements in Michigan, 2023Every beach hazards statement in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.