Weather

Daily Weather Brief for 4 July 2026

High/low temperatures and weather conditions from official National Weather Service forecast data for CGN coverage areas.

By Jessica Storm · July 4, 2026
Email Reporter
Daily Weather Brief for 4 July 2026
CGN News / Cook Global News Network / CGN Weather Brief / All Rights Reserved

INDIANAPOLIS | CGN News is publishing the Daily Weather Brief from official National Weather Service forecast data for Indianapolis, northwest Indiana, Chicago, St. Louis and Ozark County coverage areas.

Today and tonight

Indianapolis: Scattered Showers And Thunderstorms; high/low 91/74°F. Overnight — Scattered Showers And Thunderstorms; near 74°F; wind 2 mph ENE; Scattered showers and thunderstorms. Mostly cloudy. Low around 74, with temperatures rising to around 78 overnight. East northeast wind around 2 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. Independence Day — Chance Showers And Thunderstorms; near 91°F; wind 2 to 7 mph SSW; A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny. High near 91, with temperatures falling to around 89 in the afternoon. Heat index values as high as 101. South southwest wind 2 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Crown Point: Slight Chance Showers And Thunderstorms; high/low 85/70°F. Overnight — Slight Chance Showers And Thunderstorms; near 70°F; wind 5 mph WSW; A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible. Independence Day — Showers And Thunderstorms Likely; near 85°F; wind 5 to 10 mph WSW; Showers and thunderstorms likely. Partly sunny. High near 85, with temperatures falling to around 82 in the afternoon. West southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Valparaiso: Slight Chance Showers And Thunderstorms; high/low 84/70°F. Overnight — Slight Chance Showers And Thunderstorms; near 70°F; wind 5 mph SSW; A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible. Independence Day — Showers And Thunderstorms Likely; near 84°F; wind 5 to 10 mph W; Showers and thunderstorms likely. Partly sunny. High near 84, with temperatures falling to around 81 in the afternoon. West wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Rensselaer: Slight Chance Showers And Thunderstorms; high/low 88/70°F. Overnight — Slight Chance Showers And Thunderstorms; near 70°F; wind 5 mph WSW; A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible. Independence Day — Showers And Thunderstorms Likely; near 88°F; wind 5 mph SW; Showers and thunderstorms likely. Partly sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Kentland: Slight Chance Showers And Thunderstorms; high/low 87/70°F. Overnight — Slight Chance Showers And Thunderstorms; near 70°F; wind 5 mph SW; A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a quarter and half of an inch possible. Independence Day — Showers And Thunderstorms Likely; near 87°F; wind 5 mph SW; Showers and thunderstorms likely. Partly sunny, with a high near 87. Heat index values as high as 95. Southwest wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Chicago: Slight Chance Showers And Thunderstorms; high/low 79/70°F. Overnight — Slight Chance Showers And Thunderstorms; near 70°F; wind 5 mph SW; A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts between a tenth and quarter of an inch possible. Independence Day — Showers And Thunderstorms Likely; near 79°F; wind 5 to 10 mph ENE; Showers and thunderstorms likely. Partly sunny. High near 79, with temperatures falling to around 73 in the afternoon. East northeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

St. Louis: Mostly Clear; high/low 94/76°F. Overnight — Mostly Clear; near 76°F; wind 3 mph S; Mostly clear, with a low around 76. South wind around 3 mph. Independence Day — Chance Showers And Thunderstorms; near 94°F; wind 3 to 7 mph SW; A chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 94. Heat index values as high as 105. Southwest wind 3 to 7 mph. Chance of precipitation is 50%.

Gainesville: Mostly Cloudy; high/low 91/74°F. Overnight — Mostly Cloudy; near 74°F; wind 0 mph; Mostly cloudy. Low around 74, with temperatures rising to around 76 overnight. Wind around 0 mph. Independence Day — Chance Showers And Thunderstorms; near 91°F; wind 0 to 3 mph SW; A chance of showers and thunderstorms after 10am. Partly sunny, with a high near 91. Heat index values as high as 101. Southwest wind 0 to 3 mph. Chance of precipitation is 30%.

Tecumseh: Partly Cloudy; high/low 90/75°F. Overnight — Partly Cloudy; near 75°F; wind 0 mph; Partly cloudy, with a low around 75. Wind around 0 mph. Independence Day — Chance Showers And Thunderstorms; near 90°F; wind 0 to 3 mph SW; A chance of showers and thunderstorms between 10am and 11am, then a chance of showers and thunderstorms. Partly sunny. High near 90, with temperatures falling to around 88 in the afternoon. Heat index values as high as 98. Southwest wind 0 to 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Forecasts can change quickly. Readers should check current National Weather Service forecasts, warnings and local emergency information before travel, outdoor work, school activities or public events.

Additional Reporting By: National Weather Service; NOAA

What This Means

Readers should use this brief as a planning overview for high and low temperatures, weather conditions, travel timing and outdoor activity decisions. Immediate safety decisions should be based on current National Weather Service alerts and local emergency information.

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