KNOXVILLE, IA 50138 Weather Forecast & Current Conditions

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KNOXVILLE, IA
Current Weather

4:35 PM CDT MAR 14, 2026
Clear
54°F
Feels Like: 49°F
Dewpoint: 25°F
Rel. Hum.: 32%
Visibility: 10 miles
Wind: SE at 20 mph, gusts to 28
Pressure: 29.80 inches
Last 72 hours

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KNOXVILLE, IA 50138
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. A chance of rain with a slight chance of thunderstorms after midnight. Lows in the mid 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
SUNDAY
Rain likely with a slight chance of thunderstorms in the morning, then snow and rain in the afternoon. Patchy blowing snow in the afternoon. Snow accumulation around an inch. Very windy with highs in the mid 50s. Temperature falling into the lower 30s in the afternoon. Southwest winds 20 to 25 mph with gusts up to 35 mph, becoming northwest 25 to 35 mph with gusts up to 50 mph in the afternoon. Chance of precipitation near 100 percent.
SUNDAY NIGHT
Snow. Blowing snow. Visibility one quarter mile or less at times. Additional snow accumulation of 1 to 3 inches. Total snow accumulation 3 to 4 inches. Very windy and much cooler with lows around 9 above. Northwest winds 30 to 35 mph with gusts up to 55 mph. Chance of snow near 100 percent.
MONDAY
Mostly cloudy with a chance of snow in the morning, then mostly sunny in the afternoon. Patchy blowing snow. Little or no additional snow accumulation. Windy and much cooler with highs around 20. Northwest winds 20 to 30 mph. Gusts up to 45 mph in the morning. Chance of snow 50 percent.
MONDAY NIGHT
Mostly clear. Lows around 5 above. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight.
TUESDAY
Mostly sunny in the morning, then mostly cloudy with a slight chance of snow in the afternoon. Not as cool with highs in the mid 30s. Chance of snow 20 percent.
TUESDAY NIGHT
Mostly cloudy. A chance of snow, mainly in the evening. Not as cool. Near steady temperature in the lower 30s. Chance of snow 50 percent.
WEDNESDAY
Mostly sunny. Not as cool with highs in the mid 50s.
WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 30s.
THURSDAY
Mostly sunny. Highs around 70.
THURSDAY NIGHT
Mostly cloudy. Lows in the lower 40s.
FRIDAY
Mostly sunny. Highs around 70.
FRIDAY NIGHT
Partly cloudy. Lows in the mid 40s.

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  4:00 AM PST  3/14/2026
Saturday
14 MAR 2026
KNOXVILLE, IA 50138 weather forecast Day 1, 12 hours 12 PM 48° 42° Partly Cloudy 1%

0% Thunder
( 0% severe)
SE   17 42% 26°
High 55° KNOXVILLE, IA 50138 weather forecast Day 1, 15 hours 3 PM 54° 49° Partly Cloudy SE   18 33% 26°
Partly Cloudy




Breezy
KNOXVILLE, IA 50138 weather forecast Day 1, 18 hours 6 PM 52° 47° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 4% severe)
SE   15 41% 29°
KNOXVILLE, IA 50138 weather forecast Day 1, 21 hours 9 PM 48° 42° Mostly Cloudy ESE   15 54% 32°
Sunday
15 MAR 2026
KNOXVILLE, IA 50138 weather forecast Day 2, 0 hours 12 AM 49° 43° Mostly Cloudy 52%
RAIN
.01–.1 in
0% Thunder
( 22% severe)
SE   15 68% 39°
Low 42° KNOXVILLE, IA 50138 weather forecast Day 2, 3 hours 3 AM 52° 47° Mostly Cloudy S   15 77% 45°
High 56° KNOXVILLE, IA 50138 weather forecast Day 2, 6 hours 6 AM 55° 51° Mostly Cloudy 78%
RAIN
***
0% Thunder
( 17% severe)
S   15 80% 49°

Mostly Cloudy

Rain & Snow & Ice Likely


Windy
KNOXVILLE, IA 50138 weather forecast Day 2, 9 hours 9 AM 53° 48° Mostly Cloudy W   18 83% 48°
KNOXVILLE, IA 50138 weather forecast Day 2, 12 hours 12 PM 43° 33° Mostly Cloudy 72%
SNOW/ICE
***
0% Thunder
( 5% severe)
NW   25 76% 36°
KNOXVILLE, IA 50138 weather forecast Day 2, 15 hours 3 PM 36° 23° Mostly Cloudy NNW   31 72% 28°
KNOXVILLE, IA 50138 weather forecast Day 2, 18 hours 6 PM 31° 16° Mostly Cloudy 60%
SNOW
***
0% Thunder
( 1% severe)
NNW   29 71% 23°
KNOXVILLE, IA 50138 weather forecast Day 2, 21 hours 9 PM 24° Mostly Cloudy NNW   30 72% 17°
Monday
16 MAR 2026
KNOXVILLE, IA 50138 weather forecast Day 3, 0 hours 12 AM 18° -1° Mostly Cloudy 22%
SNOW
.1–1 in
0% Thunder
( 0% severe)
NW   28 71% 11°
Low 9° KNOXVILLE, IA 50138 weather forecast Day 3, 3 hours 3 AM 14° -6° Mostly Cloudy NW   26 63%
High 20° KNOXVILLE, IA 50138 weather forecast Day 3, 6 hours 6 AM 10° -11° Mostly Cloudy 4%

0% Thunder
( 0% severe)
NW   24 62%

Mostly Cloudy




Windy
KNOXVILLE, IA 50138 weather forecast Day 3, 9 hours 9 AM 11° -9° Mostly Cloudy NW   24 56%
KNOXVILLE, IA 50138 weather forecast Day 3, 15 hours 12 PM 16° -2° Partly Cloudy 0%

0% Thunder
( 0% severe)
NW   23 43%
KNOXVILLE, IA 50138 weather forecast Day 3, 18 hours 3 PM 20° Partly Cloudy NW   23 34% -1°
KNOXVILLE, IA 50138 weather forecast Day 3, 21 hours 6 PM 18° Partly Cloudy     NW   17 37% -1°

KNOXVILLE, IA extended weather forecast

Tuesday
17 MAR 2026
Wednesday
18 MAR 2026
Thursday
19 MAR 2026
Friday
20 MAR 2026
Saturday
21 MAR 2026
Low 6° Low 29° Low 35° Low 42° Low 51°
High 34° High 49° High 57° High 67° High 77°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
15% Snow
Mostly Cloudy
35% Rain
Partly Cloudy
7% Rain
Clear
13% Rain
Clear
14% Rain
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