Indiana District 1 Skywarn

Indiana District 1 Skywarn Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Indiana District 1 Skywarn, Government Organization, Valparaiso, IN.

Indiana District 1 Skywarn [WX9NWI] assists the US National Weather Service (NWS) during times of severe weather and emergency situations in the Northwestern Indiana counties of Lake, Porter, La Porte, Jasper, Newton, and expanded coverage to Benton Co.

07/31/2026

NWS:

Beach Hazards Statement
Beach Hazards Statement issued July 31 at 3:32AM CDT until August 3 at 9:00AM CDT by NWS Chicago IL
* WHAT...High wave action and dangerous currents expected at Lake
Michigan beaches. Waves 5 to 8 feet expected.

* WHERE...Lake IN and Porter Counties.

* WHEN...From Saturday morning through Monday morning.

* IMPACTS...Swimming conditions will be life threatening,
especially for inexperienced swimmers.
Remain out of the water to avoid dangerous swimming conditions
and do not venture out onto piers, jetties, breakwalls, or other
shoreline structures.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Warning
Severe Thunderstorm Warning issued July 27 at 5:30PM CDT until July 27 at 6:15PM CDT by NWS Chicago IL
SVRLOT

The National Weather Service in Chicago has issued a

* Severe Thunderstorm Warning for...
Lake County in northwestern Indiana...

* Until 615 PM CDT.

* At 530 PM CDT, a severe thunderstorm was located over St. John, or
over Schererville, moving south at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* Locations impacted include...
Hammond, Gary, Merrillville, Schererville, Hobart, Crown Point,
Highland, Munster, Cedar Lake, Lowell, Griffith, Dyer, St. John,
Lakes of the Four Seasons, Winfield, Lake Dalecarlia, Shelby,
Schneider, and Sumava Resorts.
For your protection move to an interior room on the lowest floor of a
building.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Warning
Severe Thunderstorm Warning issued July 27 at 6:06PM EDT until July 27 at 6:45PM EDT by NWS Northern Indiana
SVRIWX

The National Weather Service in Northern Indiana has issued a

* Severe Thunderstorm Warning for...
Northern Pulaski County in northwestern Indiana...
Western Starke County in northwestern Indiana...
Southwestern La Porte County in northwestern Indiana...

* Until 645 PM EDT/545 PM CDT/.

* At 606 PM EDT/506 PM CDT/, a severe thunderstorm was located over
Wanatah, or near Westville, moving southeast at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* Locations impacted include...
Westville, Knox, North Judson, Wanatah, La Crosse, Hanna,
Thomaston, Lomax, Beardstown, English Lake, South Wanatah, Denham,
Brems, Union Mills, Toto, Clarks, Bass Lake, San Pierre, Haskell,
and Ora.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Warning
Severe Thunderstorm Warning issued July 27 at 5:26PM EDT until July 27 at 6:15PM EDT by NWS Northern Indiana
SVRIWX

The National Weather Service in Northern Indiana has issued a

* Severe Thunderstorm Warning for...
La Porte County in northwestern Indiana...
Southwestern Berrien County in southwestern Michigan...

* Until 615 PM EDT/515 PM CDT/.

* At 526 PM EDT/426 PM CDT/, severe thunderstorms were located along
a line extending from near New Buffalo to 6 miles northwest of Long
Beach to 9 miles northwest of Beverly Shores, moving south at 30
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
Michigan City, La Porte, Westville, Trail Creek, New Buffalo,
Kingsford Heights, Long Beach, Wanatah, Pottawattamie Park, Hanna,
Michiana Shores, Grand Beach, Kingsbury, Michiana, Waterford,
Pinhook, Salem Heights, Otis, Stillwell, and Haskell.

This includes the following highways...
Interstate 80 in Indiana between mile markers 38 and 54.
Interstate 94 in Indiana between mile markers 33 and 45.
Interstate 94 in Michigan between mile markers 0 and 4.
For your protection move to an interior room on the lowest floor of a
building.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Warning
Severe Thunderstorm Warning issued July 27 at 4:19PM CDT until July 27 at 5:30PM CDT by NWS Chicago IL
SVRLOT

The National Weather Service in Chicago has issued a

* Severe Thunderstorm Warning for...
Porter County in northwestern Indiana...
Lake County in northwestern Indiana...

* Until 530 PM CDT.

* At 419 PM CDT, severe thunderstorms were located along a line
extending from 10 miles east of Uptown to 11 miles east of Navy
Pier to 14 miles northeast of South Shore to 12 miles northwest of
Beverly Shores to 8 miles north of Long Beach to near Bridgman,
moving south at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.

* Locations impacted include...
Hammond, Gary, Portage, Merrillville, Valparaiso, East Chicago,
Schererville, Hobart, Crown Point, Highland, Munster, Chesterton,
Cedar Lake, Lowell, Hebron, Griffith, Dyer, St. John, Lake Station,
Lakes of the Four Seasons, South Haven, Whiting, Porter, Winfield,
and New Chicago.
For your protection move to an interior room on the lowest floor of a
building.
http://www.weather.gov

07/27/2026

NWS:

Flood Advisory
Flood Advisory issued July 27 at 4:24PM EDT until July 27 at 7:30PM EDT by NWS Northern Indiana
* WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Portions of north central and northern Indiana, including
the following counties, in north central Indiana, St. Joseph. In
northern Indiana, La Porte and Marshall.

* WHEN...Until 730 PM EDT /630 PM CDT/.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.

* ADDITIONAL DETAILS...
- At 423 PM EDT /323 PM CDT/, Doppler radar indicated heavy
rain due to thunderstorms. Minor flooding is ongoing or
expected to begin shortly in the advisory area. Between 1 and
2 inches of rain have fallen.
- Additional rainfall amounts of 0.5 to 1 inch are expected
over the area. This additional rain will result in minor
flooding.
- Some locations that will experience flooding include...
La Porte, Walkerton, North Liberty, Koontz Lake, Kingsbury,
Fish Lake, Stillwell, Salem Heights, Teegarden, Tyner and
Linkville.
- http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
http://www.weather.gov

07/27/2026

NWS:

Flood Warning
Flood Warning issued July 27 at 3:09PM CDT until July 28 at 1:00PM CDT by NWS Chicago IL..The National Weather Service in Chicago IL has issued a Flood
Warning for the following rivers in Illinois...Indiana...

Little Calumet River at Munster (Hohman Avenue) affecting Cook
and Lake IN Counties.

For the Little Calumet River...including Munster (Hohman Avenue)...
Minor flooding is forecast.

* WHAT...Minor flooding is forecast.

* WHERE...Little Calumet River from IN-912 in Hammond downstream to
confluence with Thorn Creek in South Holland, including the
Munster (Hohman Avenue) gauge.

* WHEN...Until early tomorrow afternoon.

* IMPACTS...At 12.5 feet, Most areas outside of the levee-protected
area are inundated in Hammond and Munster.

* ADDITIONAL DETAILS...
- At 2:00 PM CDT Monday the stage was 9.3 feet.
- The river has begun rising quickly due to earlier heavy
rainfall.
- Forecast...The river is expected to rise above flood stage by
this evening and crest near 12.5 feet late this evening.
- Flood stage is 12.0 feet.
- http://www.weather.gov/safety/flood
These forecasts are based on observed precipitation as well as
forecast precipitation 24 hours into the future. Changes to the
rainfall forecast, or any additional rainfall after 24 hours, may
cause changes to these river forecasts.

Additional information is available at www.weather.gov.

The next statement will be issued by Tuesday morning.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Watch
Severe Thunderstorm Watch issued July 27 at 2:19PM CDT until July 27 at 7:00PM CDT by NWS Chicago IL
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
520 IN EFFECT UNTIL 7 PM CDT /8 PM EDT/ THIS EVENING FOR THE
FOLLOWING AREAS

IN ILLINOIS THIS WATCH INCLUDES 6 COUNTIES

IN EAST CENTRAL ILLINOIS

IROQUOIS

IN NORTHEAST ILLINOIS

COOK DUPAGE KANKAKEE
LAKE IL WILL

IN INDIANA THIS WATCH INCLUDES 5 COUNTIES

IN NORTHWEST INDIANA

BENTON JASPER LAKE IN
NEWTON PORTER

THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS,
BUFFALO GROVE, CAROL STREAM, CHESTERTON, CHICAGO, DEMOTTE,
DOWNERS GROVE, EVANSTON, FOWLER, GARY, GILMAN, GURNEE, HAMMOND,
JOLIET, KANKAKEE, KENTLAND, LEMONT, LOMBARD, MERRILLVILLE,
MOROCCO, MUNDELEIN, NAPERVILLE, OAK LAWN, ORLAND PARK, OXFORD,
PARK FOREST, PORTAGE, RENSSELAER, ROSELAWN, SCHAUMBURG,
VALPARAISO, WATSEKA, WAUKEGAN, WHEATON, AND WILMINGTON.
null
http://www.weather.gov

07/27/2026

NWS:

Tornado Warning
Tornado Warning issued July 27 at 3:16PM EDT until July 27 at 4:00PM EDT by NWS Northern Indiana
TORIWX

The National Weather Service in Northern Indiana has issued a

* Tornado Warning for...
Southwestern St. Joseph County in north central Indiana...
Northeastern Starke County in northwestern Indiana...
Northwestern Marshall County in north central Indiana...
East central La Porte County in northwestern Indiana...

* Until 400 PM EDT/300 PM CDT/.

* At 316 PM EDT/216 PM CDT/, a severe thunderstorm capable of
producing a tornado was located near Kingsford Heights, or 9 miles
southeast of La Porte, moving east at 15 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* This dangerous storm will be near...
Walkerton around 320 PM EDT.
Koontz Lake around 230 PM CDT.
North Liberty around 335 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Linkville, La Paz, Lake Of The Woods, Teegarden, and Tyner.
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
http://www.weather.gov

07/27/2026

NWS:

Severe Thunderstorm Warning
Severe Thunderstorm Warning issued July 27 at 2:59PM EDT until July 27 at 4:00PM EDT by NWS Northern Indiana
SVRIWX

The National Weather Service in Northern Indiana has issued a

* Severe Thunderstorm Warning for...
White County in northwestern Indiana...
Pulaski County in northwestern Indiana...
Western Fulton County in north central Indiana...
Northwestern Cass County in north central Indiana...
Starke County in northwestern Indiana...
Western Marshall County in north central Indiana...
Southern La Porte County in northwestern Indiana...

* Until 400 PM EDT/300 PM CDT/.

* At 258 PM EDT/158 PM CDT/, severe thunderstorms were located along
a line extending from near Hamlet to Medaryville to near
Rensselaer, moving east at 50 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.

* Locations impacted include...
Plymouth, Monticello, Knox, Winamac, Monon, North Judson, Argos,
Brookston, Culver, Wanatah, Wolcott, Francesville, Royal Center,
Hamlet, Medaryville, La Crosse, Koontz Lake, Pulaski, Oak Grove,
and Ripley.

This includes Interstate 65 between mile markers 185 and 198.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.
http://www.weather.gov

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Valparaiso, IN
46385

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