Castalia, NC Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Castalia, NC in one place.
Partly cloudy, with a low around 74. South wind around 3 mph.
Local Weather Overview
This forecast page for Castalia, NC 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 18, 2026 3:45 AM EDT.
The active forecast window currently covers Jul 18 to Jul 24, 2026 for Castalia, NC.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 24, 2026
- Latest sync
- Jul 18, 2026 3:45 AM EDT
- Forecast office
- RAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Castalia
Saturday looks like the warmest upcoming period in Castalia at 97 degrees F.
Thursday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 12 mph SW.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 18, 2026 3:45 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- RAH
- Radar station
- KRAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 97. Heat index values as high as 107. Southwest wind 5 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 11pm, then showers and thunderstorms likely between 11pm and 2am, then a slight chance of showers and thunderstorms between 2am and 3am, then a chance of showers and thunderstorms between 3am and 4am, then a slight chance of showers and thunderstorms between 4am and 5am. Mostly cloudy, with a low around 74. Heat index values as high as 105. Southwest wind 5 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 102. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 69. North wind around 2 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 80%.
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
A slight chance of rain showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
A chance of rain showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
A chance of rain showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 18
|
Partly Cloudy
|
74°F |
3 mph
S
|
|
Saturday
Jul 18
|
Mostly Sunny then Chance Showers And Thunderstorms
|
97°F |
5 to 10 mph
SW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
74°F |
5 to 9 mph
SW
|
|
Sunday
Jul 19
|
Mostly Sunny then Showers And Thunderstorms
|
92°F |
6 mph
W
|
|
Sunday Night
Jul 19
|
Showers And Thunderstorms
|
69°F |
2 mph
N
|
|
Monday
Jul 20
|
Showers And Thunderstorms
|
87°F |
1 to 5 mph
S
|
|
Monday Night
Jul 20
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
70°F |
3 mph
S
|
|
Tuesday
Jul 21
|
Chance Showers And Thunderstorms
|
91°F |
3 to 9 mph
SW
|
|
Tuesday Night
Jul 21
|
Chance Showers And Thunderstorms
|
74°F |
6 to 10 mph
SW
|
|
Wednesday
Jul 22
|
Slight Chance Showers And Thunderstorms
|
90°F |
7 to 12 mph
SW
|
|
Wednesday Night
Jul 22
|
Showers And Thunderstorms Likely
|
69°F |
2 to 6 mph
W
|
|
Thursday
Jul 23
|
Chance Rain Showers
|
84°F |
6 mph
N
|
|
Thursday Night
Jul 23
|
Chance Rain Showers
|
66°F |
2 mph
NE
|
|
Friday
Jul 24
|
Chance Showers And Thunderstorms
|
84°F |
1 to 5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Castalia.