National Weather Service Forecast for: Newcastle OK
Issued by: National Weather Service Norman, OK
Updated: 11:32 pm CST Dec 17, 2025
 
Overnight

Overnight: Partly cloudy, with a low around 46. South southwest wind 20 to 22 mph becoming west. Winds could gust as high as 33 mph.
Partly Cloudy
 Thursday

Thursday: Sunny, with a high near 58. North northwest wind 17 to 24 mph, with gusts as high as 37 mph.
Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 29. North northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 21 mph.
Mostly Clear
 Friday

Friday: Sunny, with a high near 61. South wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 47. South wind around 18 mph, with gusts as high as 28 mph.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 70.
Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 36.
Partly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 57.
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 44.
Mostly Cloudy
Lo 46 °F Hi 58 °F Lo 29 °F Hi 61 °F Lo 47 °F Hi 70 °F Lo 36 °F Hi 57 °F Lo 44 °F

 

Overnight
 
 Partly cloudy, with a low around 46. South southwest wind 20 to 22 mph becoming west. Winds could gust as high as 33 mph.
Thursday
 
 Sunny, with a high near 58. North northwest wind 17 to 24 mph, with gusts as high as 37 mph.
Thursday Night
 
 Mostly clear, with a low around 29. North northwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 21 mph.
Friday
 
 Sunny, with a high near 61. South wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Friday Night
 
 Mostly clear, with a low around 47. South wind around 18 mph, with gusts as high as 28 mph.
Saturday
 
 Sunny, with a high near 70.
Saturday Night
 
 Partly cloudy, with a low around 36.
Sunday
 
 Mostly sunny, with a high near 57.
Sunday Night
 
 Mostly cloudy, with a low around 44.
Monday
 
 Mostly sunny, with a high near 68.
Monday Night
 
 Mostly clear, with a low around 51.
Tuesday
 
 Sunny, with a high near 73.
Tuesday Night
 
 Partly cloudy, with a low around 54.
Wednesday
 
 Partly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Newcastle OK.