Lancaster, IN Weather Forecast
Local 7-day forecast
Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Lancaster, IN in one place.
A slight chance of rain showers before 4pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind around 10 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Lancaster, 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: Apr 15, 2026 4:12 PM EDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Lancaster, IN.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 4:12 PM EDT
- Forecast office
- LMK
- Source
- NOAA / NWS
Daily Outlook
This Week in Lancaster
This Afternoon looks like the warmest upcoming period in Lancaster at 83 degrees F.
Sunday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Saturday at about 6 to 13 mph SW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 4:12 PM EDT
- Coverage
- 7 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
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Southwest wind 6 to 9 mph. Chance of precipitation is 20%.
Showers and thunderstorms before noon, then a slight chance of showers and thunderstorms between noon and 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 76. Southwest wind 6 to 10 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 57. Southwest wind 2 to 8 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Mostly sunny, with a high near 82. Southwest wind 2 to 6 mph.
Scattered showers and thunderstorms after 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a high near 75. Chance of precipitation is 80%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Isolated rain showers before 8am. Sunny, with a high near 59. Chance of precipitation is 20%.
Mostly clear, with a low around 36.
Sunny, with a high near 63.
Mostly clear, with a low around 44.
Mostly sunny, with a high near 74.
Partly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 15
|
Slight Chance Showers And Thunderstorms
|
83°F |
10 mph
SW
|
|
Tonight
Apr 15
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
65°F |
6 to 9 mph
SW
|
|
Thursday
Apr 16
|
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
76°F |
6 to 10 mph
SW
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms Likely
|
57°F |
2 to 8 mph
SW
|
|
Friday
Apr 17
|
Mostly Sunny
|
82°F |
2 to 6 mph
SW
|
|
Friday Night
Apr 17
|
Scattered Showers And Thunderstorms
|
65°F |
6 mph
S
|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
75°F |
6 to 13 mph
SW
|
|
Saturday Night
Apr 18
|
Chance Showers And Thunderstorms
|
41°F |
6 to 12 mph
W
|
|
Sunday
Apr 19
|
Isolated Rain Showers then Sunny
|
59°F |
6 to 10 mph
W
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
36°F |
2 to 9 mph
NW
|
|
Monday
Apr 20
|
Sunny
|
63°F |
5 mph
W
|
|
Monday Night
Apr 20
|
Mostly Clear
|
44°F |
5 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
74°F |
5 to 9 mph
S
|
|
Tuesday Night
Apr 21
|
Partly Cloudy
|
53°F |
5 to 8 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lancaster.
