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Lost River, IN Weather Forecast
Lost River, IN Weather Forecast Dated: 138 PM Tue Sep 08 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Tuesday, September 8, 2026
Mid-Morning
71°F 22°C
Overcast
Mid-Afternoon
90°F 32°C
Cloudy
Early-Evening
86°F 30°C
Partly Cloudy
Very hot with temperatures reaching 90°F 32°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the S to the SSE at 8 mph 12 km/h.
Wednesday, September 9, 2026
Mid-Morning
74°F 23°C
Sunny
Mid-Afternoon
93°F 34°C
Sunny
Early-Evening
87°F 30°C
Scattered Showers
Hot and sweltering around 93°F 34°C (heat index 96°F 35°C), scattered downpours possible, with lower humidity and barometric pressure falling. Winds switching from the SSW to the S at 9 mph 14 km/h. Gusts up to 22 mph 35 km/h.
Thursday, September 10, 2026
Mid-Morning
70°F 21°C
Fog
Mid-Afternoon
70°F 21°C
Light Fog
Early-Evening
72°F 22°C
Overcast
Enjoyable around 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure.
Friday, September 11, 2026
Mid-Morning
68°F 20°C
Partly Cloudy
Mid-Afternoon
85°F 30°C
Overcast
Early-Evening
78°F 26°C
Sunny
Warm temperatures up to 85°F 30°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure.
Saturday, September 12, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
81°F 27°C
Sunny
Very warm with a high of 88°F 31°C, sunny throughout the day, with lower humidity and steady pressure.
Sunday, September 13, 2026
Mid-Morning
72°F 22°C
Partly Cloudy
Mid-Afternoon
90°F 32°C
Sunny
Early-Evening
84°F 29°C
Overcast
Very hot with temperatures reaching 90°F 32°C, partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
77°F 25°C
Partly Cloudy
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
84°F 29°C
Scattered Showers
Warm and summery around 89°F 32°C (feels like 94°F 34°C), periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds SSW at 9 mph 14 km/h.
Tuesday, September 15, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
91°F 33°C
Scattered Showers
Early-Evening
85°F 30°C
Scattered Showers
Hot and sweltering around 91°F 33°C (heat index 95°F 35°C), scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the SW to the NNW at 7 mph 11 km/h.
Wednesday, September 16, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
77°F 25°C
Sunny
Warm temperatures up to 82°F 28°C, cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure.
Thursday, September 17, 2026
Mid-Morning
66°F 19°C
Cloudy
Mid-Afternoon
73°F 23°C
Overcast
Early-Evening
68°F 20°C
Sunny
Mild with a high of 73°F 23°C, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
62°F 17°C
Partly Cloudy
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
75°F 24°C
Overcast
Pleasant near 79°F 26°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
69°F 21°C
Light Showers
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
60°F 16°C
Overcast
Cool with a high near 63°F 17°C, showers through the afternoon, tapering off by evening, with lower humidity and barometric pressure rising. Winds shifting from the WSW to the NE at 8 mph 13 km/h. Gusts up to 20 mph 32 km/h.
Sunday, September 20, 2026
Mid-Morning
51°F 11°C
Overcast
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
59°F 15°C
Sunny
Refreshing around 63°F 17°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the ENE to the E at 6 mph 9 km/h.
Monday, September 21, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
71°F 21°C
Sunny
Early-Evening
65°F 18°C
Sunny
Mild temperatures up to 71°F 21°C, sunny throughout the day, with lower humidity and steady pressure.
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