Porter, IN Weather Forecast & Current Conditions

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Porter, IN Weather Maps

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Porter Weather Map
UTC Time: 9/20/2026, 08:50
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Porter, IN Regional Weather

Expires:202609200900;;755167
ASUS43 KIND 200810
RWRIN 

WEATHER ROUNDUP FOR INDIANA
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
400 AM EDT SUN SEP 20 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* - STATION DOES NOT REPORT WEATHER SUCH AS PRECIPITATION OR FOG.

+ - STATION NOT QUALITY CONTROLLED BY THE NATIONAL WEATHER SERVICE.
    USE DATA WITH CAUTION...ESPECIALLY DEWPOINT AND RELATIVE
    HUMIDITY OBSERVATIONS.


INZ001>003-010>013-019-020-200900-
NORTHWEST INDIANA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Porter, IN

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Michigan City, IN

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Monday
Rain Showers
65°/ 50° 18°/ 10°
40%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Wednesday
Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Sunny
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.

Gary, IN

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Niles, MI

Tonight
Thunderstorms
65°18°
100%
Sunday
Thunderstorms
65°/ 52° 18°/ 11°
100%
Monday
Rain Showers
65°/ 48° 18°/
30%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Cloudy
68°/ 48° 20°/
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Sunny
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the mid 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.

Wanatah, IN

Tonight
Thunderstorms
68°20°
90%
Sunday
Thunderstorms
68°/ 55° 20°/ 13°
100%
Monday
Rain Showers
65°/ 50° 18°/ 10°
40%
Tuesday
Rain Showers
65°/ 50° 18°/ 10°
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. Southeast winds around 5 mph. Chance of rain 90 percent.

Calumet City, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Chicago, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 55° 17°/ 13°
20%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Friday
Cloudy
68°/ 55° 20°/ 13°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. Northeast winds 5 to 10 mph. Chance of precipitation near 100 percent.

Knox, IN

Tonight
Thunderstorms
68°20°
90%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
90%
Monday
Rain Showers
68°/ 50° 20°/ 10°
40%
Tuesday
Rain Showers
65°/ 50° 18°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. Southeast winds around 5 mph. Chance of rain 90 percent.

North Liberty, IN

Tonight
Thunderstorms
65°18°
100%
Sunday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Monday
Rain Showers
65°/ 48° 18°/
40%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Cloudy
68°/ 48° 20°/
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the mid 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.

Crete, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Rensselaer, IN

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
75°/ 55° 24°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
65°/ 50° 18°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
70°/ 48° 21°/
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Roselawn, IN

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
75°/ 55° 24°/ 13°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
62°/ 50° 17°/ 10°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Mostly Cloudy
70°/ 48° 21°/
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Plymouth, IN

Tonight
Thunderstorms
68°20°
90%
Sunday
Thunderstorms
68°/ 55° 20°/ 13°
100%
Monday
Rain Showers
65°/ 50° 18°/ 10°
40%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
20%
Thursday
Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the upper 60s. Southeast winds around 5 mph. Chance of rain 90 percent.

Winamac, IN

Tonight
Thunderstorms
68°20°
90%
Sunday
Thunderstorms
75°/ 55° 24°/ 13°
90%
Monday
Rain Showers
65°/ 52° 18°/ 11°
40%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Sunny
72°22°
0%

Night: Showers with a chance of thunderstorms. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of rain 90 percent.

Kankakee, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
30%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds around 5 mph. Chance of precipitation near 100 percent.

Joliet, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. East winds 5 to 10 mph. Chance of precipitation near 100 percent.

South Bend, IN

Tonight
Thunderstorms
65°18°
100%
Sunday
Thunderstorms
68°/ 52° 20°/ 11°
100%
Monday
Rain Showers
65°/ 50° 18°/ 10°
40%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
20%
Thursday
Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Sunny
72°22°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the mid 60s. Southeast winds around 5 mph. Chance of rain near 100 percent.

Evanston, IL

Tonight
Thunderstorms
65°18°
100%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
90%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
70°21°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the mid 60s. Northeast winds 5 to 10 mph. Chance of precipitation near 100 percent.

Naperville, IL

Tonight
Thunderstorms
68°20°
100%
Sunday
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
30%
Tuesday
Rain Showers
62°/ 52° 17°/ 11°
20%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Cloudy
72°22°
0%

Night: Patchy fog. Showers with thunderstorms likely. Locally heavy rainfall possible. Near steady temperature in the upper 60s. Northeast winds 5 to 10 mph. Chance of precipitation near 100 percent.

Benton Harbor, MI

Tonight
Thunderstorms
65°18°
90%
Sunday
Thunderstorms
65°/ 52° 18°/ 11°
100%
Monday
Rain Showers
68°/ 48° 20°/
20%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Cloudy
68°/ 48° 20°/
0%
Friday
Cloudy
68°/ 48° 20°/
0%
Saturday
Sunny
70°21°
0%

Night: Showers with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the mid 60s. East winds around 5 mph. Chance of rain 90 percent.

Names listed above may include county names.

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