KNOXVILLE, IA 50138 Weather Forecast & Current Conditions

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50138 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
KNOXVILLE, IA Current Weather
4:35 PM CDT JUL 18, 2026
Few Clouds 86°F
Feels Like:	95°F
Dewpoint:	75°F
Rel. Hum.:	70%
Visibility:	10 miles
Wind:	NW at 9 mph
Pressure:	29.93 inches
Last 72 hours
Local Area Snow Depth
Iowa Current Weather
Iowa MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

50138 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	KNOXVILLE, IA 50138 Weather Forecast	Snowfall Forecast pages Snow Depth pages

THIS AFTERNOON
Mostly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the lower 90s. Northwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 101.

TONIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

SUNDAY
Sunny. Patchy smoke. Humid with highs around 90. East winds around 5 mph.

SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Patchy smoke in the evening. Humid with lows around 70. Southeast winds around 5 mph.

MONDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107.

MONDAY NIGHT
Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 50 percent. Heat index values up to 105 early in the evening.

TUESDAY
Sunny. Highs in the mid 80s.

TUESDAY NIGHT
Mostly clear. Lows in the lower 60s.

WEDNESDAY
Sunny. Highs in the lower 80s.

WEDNESDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 60s.

THURSDAY
Mostly sunny. A slight chance of showers in the morning. Highs in the mid 80s. Chance of rain 20 percent.

THURSDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30 percent.

FRIDAY
Partly sunny with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of rain 20 percent.

50138 WEATHER SATELLITE LOOPS

Visible Weather Satellite
KNOXVILLE, IA 50138

Infrared Weather Satellite
KNOXVILLE, IA 50138

50138 WEATHER RADAR LOOP

NEXRAD Weather Radar
KNOXVILLE, IA 50138

MOS COMPUTER WEATHER FORECAST

KNOXVILLE, IA 3 hourly weather forecast

weather forecast created 5:00 AM PDT 7/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
18 JUL 2026

1 PM

91°

98°

Partly Cloudy

12%
RAIN
<.01 in

0% Thunder
( 35% severe)

WNW 8

52%

71°

High 93°

4 PM

92°

99°

Partly Cloudy

NW 9

51%

71°

Partly Cloudy

7 PM

87°

92°

Partly Cloudy

9%

0% Thunder
( 26% severe)

NNE 10

57%

70°

10 PM

78°

80°

Partly Cloudy

NE 7

71%

68°

Sunday
19 JUL 2026

1 AM

73°

73°

Partly Cloudy

24%
RAIN
***

0% Thunder
( 8% severe)

ENE 5

79%

66°

Low 68°

4 AM

69°

69°

Partly Cloudy

ENE 3

87%

65°

High 89°

7 AM

70°

70°

Partly Cloudy

0%

0% Thunder
( 3% severe)

ENE 6

84%

65°

Partly Cloudy

10 AM

81°

83°

Clear

E 7

60%

66°

1 PM

87°

88°

Partly Cloudy

0%

0% Thunder
( 5% severe)

E 7

46%

64°

4 PM

89°

90°

Partly Cloudy

E 7

42%

63°

7 PM

87°

88°

Clear

7%

0% Thunder
( 3% severe)

E 7

46%

64°

10 PM

77°

79°

Partly Cloudy

ESE 7

69%

66°

Monday
20 JUL 2026

1 AM

74°

74°

Partly Cloudy

0%

0% Thunder
( 14% severe)

SE 7

76%

66°

Low 72°

4 AM

72°

72°

Partly Cloudy

SSE 8

87%

68°

High 96°

7 AM

74°

74°

Partly Cloudy

1%

0% Thunder
( 23% severe)

S 8

90%

71°

Partly Cloudy

10 AM

87°

93°

Clear

SSW 9

61%

72°

1 PM

93°

100°

Clear

16%
RAIN
<.01 in

0% Thunder
( 24% severe)

SSW 10

49%

71°

4 PM

96°

102°

Partly Cloudy

SW 12

42%

69°

7 PM

91°

97°

Partly Cloudy

SW 10

50%

70°


KNOXVILLE, IA extended weather forecast
Tuesday 21 JUL 2026	Wednesday 22 JUL 2026	Thursday 23 JUL 2026	Friday 24 JUL 2026	Saturday 25 JUL 2026
Low 70°	Low 62°	Low 63°	Low 63°	Low 63°
High 81°	High 81°	High 84°	High 78°	High 86°

Partly Cloudy 41% Rain	Partly Cloudy 10% Rain	Partly Cloudy 14% Rain	Mostly Cloudy 43% Rain	Partly Cloudy 26% Rain

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