Lost River, IN Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lost River, IN in one place.
Showers and thunderstorms likely before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm. Mostly sunny, with a high near 90. Heat index values as high as 101. Southwest wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Lost River, IN is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 8, 2026 8:49 PM EDT.
The active forecast window currently covers Jun 10 to Jun 15, 2026 for Lost River, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 15, 2026
- Latest sync
- Jun 8, 2026 8:49 PM EDT
- Forecast office
- LMK
- Source
- NOAA / NWS
Daily Outlook
This Week in Lost River
Wednesday looks like the warmest upcoming period in Lost River at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Wednesday at about 7 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 8:49 PM EDT
- Coverage
- 6 days
- Time zone
- America/Indiana/Indianapolis
- Forecast office
- LMK
- Radar station
- KLVX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 74. Southwest wind around 6 mph.
A chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 89. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms likely between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 50%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
Mostly sunny, with a high near 86.
A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 40%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 10
|
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
|
90°F |
7 mph
SW
|
|
Wednesday Night
Jun 10
|
Mostly Clear
|
74°F |
6 mph
SW
|
|
Thursday
Jun 11
|
Chance Showers And Thunderstorms
|
89°F |
7 mph
SW
|
|
Thursday Night
Jun 11
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
71°F |
6 mph
SW
|
|
Friday
Jun 12
|
Chance Showers And Thunderstorms
|
85°F |
6 mph
W
|
|
Friday Night
Jun 12
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
61°F |
0 to 5 mph
SW
|
|
Saturday
Jun 13
|
Mostly Sunny
|
86°F |
0 to 3 mph
S
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms
|
66°F |
2 mph
SW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
84°F |
1 to 5 mph
W
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
60°F |
3 mph
N
|
|
Monday
Jun 15
|
Chance Rain Showers
|
81°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lost River.