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Day 1 Outlook • April 20, 2026
Day 2 Outlook • April 21, 2026
Day 3 Outlook • April 22, 2026
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National Weather Radar

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dBZ 5
75

Hazardous Weather Conditions

Current Conditions: COLUMBIA, IOWA

KNOXVILLE (KOXV)

Clear

39.2 F
Humidity:52%
Wind Speed: 5.8 mph
Barometer:30.27 in
Dewpoint:23.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:34.9 F
Apr 20 2026, 02:55 AM CDT
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5 Day Forecast for COLUMBIA, IOWA (50057)

Monday

High 68 °F
Mostly Sunny
Monday
Night
Low 55 °F
Mostly Cloudy
Tuesday

High 82 °F
Mostly Sunny
Tuesday
Night
Low 57 °F
Mostly Clear
Wednesday

High 80 °F
Mostly Sunny
Wednesday
Night
Low 62 °F
Partly Cloudy
Thursday

High 77 °F
T-storms Likely
Thursday
Night
Low 48 °F
T-storms Likely
Friday

High 64 °F
Chance of Showers

Detailed Forecast for COLUMBIA, IOWA (50057)

Monday
Mostly Sunny. High near 68°F. Wind 9 to 15 mph, with gusts as high as 22 mph.
Monday Night
Mostly Cloudy. Low around 55°F. Wind 13 to 17 mph, with gusts as high as 28 mph.
Tuesday
Mostly Sunny. High near 82°F. Wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly Clear. Low around 57°F. Wind 8 to 9 mph, with gusts as high as 15 mph.
Wednesday
Mostly Sunny. High near 80°F. Wind 10 to 15 mph, with gusts as high as 22 mph.
Wednesday Night
Partly Cloudy. Low around 62°F. Wind around 15 mph, with gusts as high as 23 mph.
Thursday
Thunderstorms Likely. High near 77°F. Wind 21 to 24 mph, with gusts as high as 33 mph.
Thursday Night
Thunderstorms Likely. Low around 48°F. Wind around 15 mph, with gusts as high as 23 mph.
Friday
Chance of Showers. High near 64°F. Wind 10 to 15 mph, with gusts as high as 22 mph.
Friday Night
Partly Cloudy. Low around 42°F. Wind around 8 mph, with gusts as high as 14 mph.
Saturday
Mostly Cloudy. High near 64°F. Wind 9 to 12 mph, with gusts as high as 17 mph.
Saturday Night
Slight Chance of Rain. Low around 41°F. Wind around 8 mph, with gusts as high as 14 mph.
Sunday
Chance of Rain Showers. High near 62°F. Wind 9 to 12 mph, with gusts as high as 17 mph.
IA Radar
Current Radar • IA
Day 1 Outlook • April 20, 2026

Observation History for COLUMBIA, IOWA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
02:55 AM CDT 5.8 10.00 Clear -- 39.2 23.0 52% 34.9 NA 30.27 1025.1
02:35 AM CDT 5.8 10.00 Clear -- 39.2 23.0 52% 34.9 NA 30.27 1025.1
02:15 AM CDT 4.7 10.00 Clear -- 39.2 23.0 52% 35.8 NA 30.27 1025.1
01:55 AM CDT 3.4 10.00 Clear -- 39.2 23.0 52% 37.0 NA 30.28 1025.4
01:35 AM CDT 3.4 10.00 Clear -- 41.0 23.0 48% 39.0 NA 30.28 1025.4
01:15 AM CDT E 5.8 10.00 Clear -- 42.8 21.2 42% 39.2 NA 30.28 1025.4
12:55 AM CDT E 4.7 10.00 Clear -- 42.8 23.0 45% 39.9 NA 30.28 1025.4
12:35 AM CDT 6.9 10.00 Clear -- 42.8 23.0 45% 38.5 NA 30.27 1025.1
12:15 AM CDT 5.8 10.00 Clear -- 42.8 23.0 45% 39.2 NA 30.27 1025.1
11:55 PM CDT 5.8 10.00 Clear -- 42.8 23.0 45% 39.2 NA 30.27 1025.1
11:35 PM CDT NE 6.9 10.00 Clear -- 42.8 23.0 45% 38.5 NA 30.27 1025.1
10:35 PM CDT NE 5.8 10.00 Clear -- 44.6 23.0 42% 41.4 NA 30.26 1024.7
10:15 PM CDT 6.9 10.00 Clear -- 44.6 23.0 42% 40.6 NA 30.26 1024.7
09:55 PM CDT 6.9 10.00 Clear -- 46.4 23.0 39% 42.8 NA 30.25 1024.4
09:35 PM CDT NE 5.8 10.00 Clear -- 46.4 23.0 39% 43.5 NA 30.25 1024.4
09:15 PM CDT 6.9 10.00 Clear -- 46.4 21.2 37% 42.8 NA 30.25 1024.1
08:55 PM CDT 8.1 10.00 Clear -- 48.2 21.2 34% 44.6 NA 30.25 1024.1
08:35 PM CDT 8.1 10.00 Clear -- 48.2 21.2 34% 44.6 NA 30.23 1023.7
07:55 PM CDT 6.9 10.00 Clear -- 51.8 19.4 28% NA NA 30.21 1023.0
07:35 PM CDT 10.3 10.00 Clear -- 53.6 % NA NA 30.21 1023.0
06:35 PM CDT NW 11.4 G 20.8 10.00 Clear -- 55.4 19.4 24% NA NA 30.20 1022.7
06:15 PM CDT NW 12.8 G 18.3 10.00 Clear -- 55.4 21.2 26% NA NA 30.20 1022.7
05:55 PM CDT 12.8 G 20.8 10.00 Clear -- 57.2 23.0 26% NA NA 30.20 1022.7
05:35 PM CDT 12.8 G 20.8 10.00 Clear -- 57.2 24.8 29% NA NA 30.20 1022.7

Regional Weather Observation

KNOXVILLE (KOXV)

Clear
39.2 F

CHARITON (KCNC)

Mostly Clear
37.4 F

DES MOINES (KDSM)

Clear
39.2 F

NEWTON MUNI (KTNU)

Clear
35.6 F

OSCEOLA MUNI (KI75)

Clear
36.1 F

ANKENY (KIKV)

Clear
32.0 F
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