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August and Meteorological Summer 2026 Climate Summaries

Hazardous Weather Conditions

Heat Advisory in effect from September 2, 12:00 PM CDT until September 2, 09:00 PM CDT

Current conditions at

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45° N Lon: 87° W Elev: 768 ft.

Fair

81°F

27°C

Humidity	85%
Wind Speed	SW 7 mph
Barometer	30.00 in (1015.0 mb)
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	1 Sep 9:56 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Jasper County

Rest Of Tonight

Clear. Lows in the lower 70s. Southwest winds around 5 mph.

Wednesday

Mostly sunny. Hot, humid with highs in the lower 90s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Heat index values up to 101.

Wednesday Night

Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the lower 70s. Southwest winds around 5 mph.

Thursday

Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Hot, humid with highs in the lower 90s. Southwest winds around 5 mph. Chance of precipitation 20 percent. Heat index values up to 101.

Thursday Night

Partly cloudy. A slight chance of showers and thunderstorms. Humid with lows in the lower 70s. South winds around 5 mph. Chance of precipitation 20 percent.

Friday

Partly cloudy. A slight chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of precipitation 20 percent.

Friday Night

Partly cloudy. A chance of showers and thunderstorms after midnight. Lows around 70. Chance of precipitation 40 percent.

Saturday

Partly cloudy. A chance of showers and thunderstorms, mainly in the morning. Highs in the mid 80s. Chance of precipitation 40 percent.

Saturday Night

Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.

Sunday

Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 80s.

Sunday Night

Partly cloudy. Lows in the lower 60s.