Current conditions at
Newton Municipal Airport - Earl Johnson Field (KTNU)
Lat: 41.67°NLon: 93.02°WElev: 945ft.
Mostly Cloudy
34°F
1°C
| Humidity | 56% |
| Wind Speed | SE 10 mph |
| Barometer | 30.12 in |
| Dewpoint | 19°F (-7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 26°F (-3°C) |
| Last update | 29 Mar 3:35 am CDT |
Extended Forecast for
Newton IA
Overnight

Low: 38 °F
Partly Cloudy
Sunday

High: 70 °F
Mostly Sunny
and BreezySunday Night

Low: 47 °F
Mostly Clear
Monday
High: 84 °F
Sunny then
Mostly Sunny
and BreezyMonday Night
Low: 56 °F
Chance
T-storms then
Chance
ShowersTuesday
High: 69 °F
Breezy.
Slight Chance
Showers then
Chance
ShowersTuesday Night

Low: 35 °F
Slight Chance
Showers and
BreezyWednesday
High: 48 °F
Partly Sunny
then Chance
ShowersWednesday Night

Low: 32 °F
Chance
Showers
Detailed Forecast
Overnight
Partly cloudy, with a low around 38. South southeast wind around 8 mph.
Sunday
Mostly sunny, with a high near 70. Breezy, with a south wind 9 to 16 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 47. South wind 6 to 10 mph.
Monday
Sunny, with a high near 84. Breezy, with a south wind 6 to 16 mph, with gusts as high as 23 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. South wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 69. Breezy. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 35. Breezy.
Wednesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 48.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 32.
Thursday
Rain and snow showers likely, becoming all rain after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 34.
Friday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 59.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 53. Breezy.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Newton IA
41.71°N 93.04°W
41.71°N 93.04°W
2:43 am CDT Mar 29, 2026
3am CDT Mar 29, 2026-6pm CDT Apr 4, 2026


