Lake County, IN Weather Forecast
County weather hub
Sunny
Compare major city weather across Lake County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 63. North wind around 5 mph, with gusts as high as 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Lake County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 9 of 9 mapped cities in Lake County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 14 to May 18, 2026
- Latest sync
- May 12, 2026 8:38 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Lake County
Saturday looks like the warmest upcoming period in Lake County at 84 degrees F.
Thursday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Friday at about 10 to 15 mph S.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- May 12, 2026 8:38 AM CDT
- Coverage
- 5 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
A slight chance of rain showers after 1am. Partly cloudy, with a low around 46. Chance of precipitation is 20%.
A chance of rain showers. Partly sunny, with a high near 74.
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 56.
A slight chance of rain showers. Mostly sunny, with a high near 84.
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 59.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 62.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
May 14
|
Sunny
|
63°F |
5 mph
N
|
|
Thursday Night
May 14
|
Partly Cloudy then Slight Chance Rain Showers
|
46°F |
5 to 10 mph
ESE
|
|
Friday
May 15
|
Chance Rain Showers
|
74°F |
10 to 15 mph
S
|
|
Friday Night
May 15
|
Chance Showers And Thunderstorms
|
56°F |
5 to 10 mph
SSW
|
|
Saturday
May 16
|
Slight Chance Rain Showers
|
84°F |
5 to 10 mph
SW
|
|
Saturday Night
May 16
|
Chance Showers And Thunderstorms
|
59°F |
5 to 10 mph
S
|
|
Sunday
May 17
|
Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
S
|
|
Sunday Night
May 17
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
62°F |
15 mph
SSW
|
|
Monday
May 18
|
Showers And Thunderstorms Likely
|
81°F |
15 mph
SW
|
|
Monday Night
May 18
|
Chance Showers And Thunderstorms
|
56°F |
10 to 15 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Lake County.
Coverage
Forecast coverage currently spans 9 of 9 mapped cities in Lake County.
Largest mapped city population in this region: 75,342.
