KNOXVILLE, IA 50138 Weather Forecast & Current Conditions

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KNOXVILLE, IA
Current Weather

3:35 AM CDT APR 17, 2026
Clear
66°F
Feels Like: 66°F
Dewpoint: 59°F
Rel. Hum.: 78%
Visibility: 10 miles
Wind: S at 13 mph
Pressure: 29.74 inches
Last 72 hours

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KNOXVILLE, IA 50138
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature in the lower 60s. South winds 5 to 10 mph.
FRIDAY
Mostly cloudy. Showers with thunderstorms likely in the afternoon. Breezy with highs in the lower 80s. South winds 20 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.
FRIDAY NIGHT
Showers with thunderstorms likely in the evening, then partly cloudy after midnight. Much cooler. Less humid with lows in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
SATURDAY
Sunny. Much cooler with highs in the lower 50s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
SATURDAY NIGHT
Mostly clear. Lows in the mid 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming west around 5 mph after midnight.
SUNDAY
Sunny. Highs around 60.
SUNDAY NIGHT
Mostly clear. Lows in the upper 30s.
MONDAY
Sunny. Highs in the upper 60s.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the lower 50s.
TUESDAY
Sunny. Highs in the upper 70s.
TUESDAY NIGHT
Clear. Lows in the lower 50s.
WEDNESDAY
Sunny. Highs around 80.
WEDNESDAY NIGHT
Mostly clear in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. Chance of rain 20 percent.

Visible Weather Satellite
KNOXVILLE, IA 50138
Infrared Weather Satellite
KNOXVILLE, IA 50138
NEXRAD Weather Radar
KNOXVILLE, IA 50138

KNOXVILLE, IA 3 hourly weather forecast

weather forecast created  5:00 PM PDT  4/16/2026
Friday
17 APR 2026
KNOXVILLE, IA 50138 weather forecast Day 1, 0 hours 1 AM 64° 63° Clear 1%

0% Thunder
( 7% severe)
S   12 67% 53°
Low 62° KNOXVILLE, IA 50138 weather forecast Day 1, 3 hours 4 AM 63° 62° Mostly Cloudy S   13 84% 58°
High 80° KNOXVILLE, IA 50138 weather forecast Day 1, 6 hours 7 AM 65° 65° Mostly Cloudy 19%
RAIN
.01–.1 in
0% Thunder
( 17% severe)
SSE   15 87% 61°

Mostly Cloudy

Rain Likely


Breezy
KNOXVILLE, IA 50138 weather forecast Day 1, 9 hours 10 AM 72° 72° Mostly Cloudy S   20 73% 63°
KNOXVILLE, IA 50138 weather forecast Day 1, 12 hours 1 PM 77° 79° Mostly Cloudy 77%
RAIN
***
0% Thunder
( 57% severe)
SSW   22 64% 64°
KNOXVILLE, IA 50138 weather forecast Day 1, 15 hours 4 PM 77° 79° Mostly Cloudy SW   22 56% 60°
KNOXVILLE, IA 50138 weather forecast Day 1, 18 hours 7 PM 60° 57° Mostly Cloudy 49%
RAIN
.25–.5 in
0% Thunder
( 15% severe)
WNW   15 67% 49°
KNOXVILLE, IA 50138 weather forecast Day 1, 21 hours 10 PM 50° 44° Mostly Cloudy NNW   16 66% 39°
Saturday
18 APR 2026
KNOXVILLE, IA 50138 weather forecast Day 2, 0 hours 1 AM 45° 38° Partly Cloudy 23%
RAIN
.01–.1 in
0% Thunder
( 2% severe)
NNW   16 60% 32°
Low 37° KNOXVILLE, IA 50138 weather forecast Day 2, 3 hours 4 AM 41° 33° Partly Cloudy NNW   16 62% 29°
High 53° KNOXVILLE, IA 50138 weather forecast Day 2, 6 hours 7 AM 37° 28° Partly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 0% severe)
NW   15 66% 27°

Clear




Breezy
KNOXVILLE, IA 50138 weather forecast Day 2, 9 hours 10 AM 42° 33° Clear NW   18 50% 25°
KNOXVILLE, IA 50138 weather forecast Day 2, 12 hours 1 PM 48° 41° Clear 3%

0% Thunder
( 1% severe)
WNW   18 36% 23°
KNOXVILLE, IA 50138 weather forecast Day 2, 15 hours 4 PM 52° 46° Clear WNW   18 29% 21°
KNOXVILLE, IA 50138 weather forecast Day 2, 18 hours 7 PM 51° 47° Partly Cloudy 1%

0% Thunder
( 2% severe)
WNW   12 31% 22°
KNOXVILLE, IA 50138 weather forecast Day 2, 21 hours 10 PM 44° 39° Partly Cloudy WNW   8 44% 24°

KNOXVILLE, IA extended weather forecast

Sunday
19 APR 2026
Monday
20 APR 2026
Tuesday
21 APR 2026
Wednesday
22 APR 2026
Thursday
23 APR 2026
Low 37° Low 38° Low 52° Low 49° Low 58°
High 65° High 65° High 71° High 75° High 73°
KNOXVILLE, IA 50138 weather forecast Day 3 KNOXVILLE, IA 50138 weather forecast Day 4 KNOXVILLE, IA 50138 weather forecast Day 5 KNOXVILLE, IA 50138 weather forecast Day 6 KNOXVILLE, IA 50138 weather forecast Day 7
Partly Cloudy
7% Rain
Clear
2% Rain
Partly Cloudy
17% Rain
Clear
15% Rain
Mostly Cloudy
32% Rain
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