Moraine Nature Preserve Weather Forecast
- 72
- 90
Chance Thunderstorms
- 73
- 89
Chance Thunderstorms
- 64
- 82
Slight Chance Thunderstorms
- 62
- 76
Partly Sunny
- 64
- 80
Partly Sunny
- 70
- 84
Partly Sunny
Today 3 Sep Porter
Mostly sunny. A slight chance of Showers and Thunderstorms early in the afternoon. A chance of Showers and Thunderstorms late. Hot. Highs in the mid 90s Inland, but only around 90 near the lake. Southwest Winds 5 to 10 Mph. Chance of precipitation 40 percent. Heat index Values up to 102.
Tonight 3 Sep Porter
Mostly clear in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms early in the Evening, then a slight chance of Showers and Thunderstorms late in the evening. A chance of Showers and Thunderstorms after midnight. Humid with Lows in the lower 70s. Southeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.
Moraine Nature Preserve Temperature Statistics
September Temperature
Valparaiso Porter County Municipal Airport (5.6 miles)
Lowest 1 September, 2026
73 °FAverage September
81.7 °FHighest 1 September, 2026
91 °F
Climate (2021–2026)
Valparaiso Porter County Municipal Airport (5.6 miles)
Average Low 2021–2026
42.5 °FAverage 2021–2026
52.1 °FAverage High 2021–2026
61.6 °F