Lost River, IN Weather Forecast
Local 7-day forecast
Patchy Fog
Track current conditions, temperature changes, wind, and the full daily outlook for Lost River, IN in one place.
Patchy fog and showers and thunderstorms likely before 8am, then patchy fog and showers and thunderstorms. Mostly cloudy, with a high near 81. Southeast wind 1 to 5 mph. Chance of precipitation is 80%. 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: Oct 14, 2026 3:01 AM EDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Lost River, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 3:01 AM EDT
- Forecast office
- LMK
- Source
- NOAA / NWS
Daily Outlook
This Week in Lost River
Thursday looks like the warmest upcoming period in Lost River at 81 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 13 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 3:01 AM 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
Showers and thunderstorms. Mostly cloudy, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 37.
Sunny, with a high near 58.
Clear, with a low around 35.
Sunny, with a high near 65.
Mostly clear, with a low around 42.
Mostly sunny, with a high near 68.
Partly cloudy, with a low around 47.
Mostly sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Patchy Fog
|
81°F |
1 to 5 mph
SE
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
53°F |
5 to 10 mph
SW
|
|
Friday
Oct 16
|
Rain Showers Likely then Partly Sunny
|
61°F |
13 mph
NW
|
|
Friday Night
Oct 16
|
Mostly Clear
|
37°F |
5 to 12 mph
N
|
|
Saturday
Oct 17
|
Sunny
|
58°F |
1 to 5 mph
NE
|
|
Saturday Night
Oct 17
|
Clear
|
35°F |
1 mph
E
|
|
Sunday
Oct 18
|
Sunny
|
65°F |
1 to 5 mph
S
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
42°F |
3 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
68°F |
5 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
47°F |
1 mph
S
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
74°F |
2 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lost River.