New Castle, KY Weather Forecast
Local 7-day forecast
Mostly Sunny then Isolated Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for New Castle, KY in one place.
Isolated showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. West wind around 5 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for New Castle, KY 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: Jul 15, 2026 10:07 AM EDT.
The active forecast window currently covers Jul 16 to Jul 21, 2026 for New Castle, KY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 10:07 AM EDT
- Forecast office
- LMK
- Source
- NOAA / NWS
Daily Outlook
This Week in New Castle
Thursday looks like the warmest upcoming period in New Castle at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 63 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 13 mph W.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 10:07 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- 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
Partly cloudy, with a low around 72. Southwest wind around 5 mph.
A chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Mostly Sunny then Isolated Showers And Thunderstorms
|
90°F |
5 mph
W
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
72°F |
5 mph
SW
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
88°F |
3 to 8 mph
SW
|
|
Friday Night
Jul 17
|
Showers And Thunderstorms
|
70°F |
5 to 8 mph
SW
|
|
Saturday
Jul 18
|
Showers And Thunderstorms Likely
|
87°F |
6 to 10 mph
W
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
70°F |
9 mph
SW
|
|
Sunday
Jul 19
|
Slight Chance Showers And Thunderstorms
|
87°F |
9 mph
W
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms then Partly Cloudy
|
68°F |
5 to 8 mph
W
|
|
Monday
Jul 20
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
SW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
71°F |
10 mph
SW
|
|
Tuesday
Jul 21
|
Chance Showers And Thunderstorms
|
87°F |
8 to 13 mph
W
|
|
Tuesday Night
Jul 21
|
Chance Showers And Thunderstorms then Partly Cloudy
|
63°F |
6 to 13 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around New Castle.