Lostant, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Lostant, IL in one place.
Sunny, with a high near 54.
Local Weather Overview
This forecast page for Lostant, IL 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: Apr 15, 2026 8:33 AM CDT.
The active forecast window currently covers Apr 19 to Apr 21, 2026 for Lostant, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 19 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 8:33 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Lostant
Tuesday looks like the warmest upcoming period in Lostant at 73 degrees F.
Sunday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Tuesday at about 15 to 20 mph SW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Apr 15, 2026 8:33 AM CDT
- Coverage
- 3 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
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 36.
Sunny, with a high near 64.
Mostly clear, with a low around 48.
Sunny, with a high near 73.
A slight chance of rain showers after 1am. Mostly clear, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Apr 19
|
Sunny
|
54°F |
10 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
36°F |
5 to 15 mph
W
|
|
Monday
Apr 20
|
Sunny
|
64°F |
5 to 15 mph
SSW
|
|
Monday Night
Apr 20
|
Mostly Clear
|
48°F |
10 to 15 mph
S
|
|
Tuesday
Apr 21
|
Sunny
|
73°F |
15 to 20 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear then Slight Chance Rain Showers
|
52°F |
10 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lostant.