Columbus, OH Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Columbus, OH.

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Current Conditions — Columbus, OH

COLUMBUS/ST UNIV (KOSU)

Clear

75.2 F
Humidity:%
Wind Speed: G 24.2 mph
Barometer:29.97 in
Dewpoint: F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 21 2026, 05:20 PM EDT
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5-Day Forecast — Columbus, OH

Tuesday

High 75 °F
Mostly Cloudy
Tuesday
Night
Low 57 °F
T-storms Likely
Wednesday

High 75 °F
Chance of T-storms
Wednesday
Night
Low 57 °F
Mostly Cloudy
Thursday

High 80 °F
Isolated T-storm
Thursday
Night
Low 59 °F
Mostly Clear
Friday

High 82 °F
Chance of T-storms
Friday
Night
Low 59 °F
Chance of T-storms
Saturday

High 73 °F
Rain Showers Likely

Detailed Forecast — Columbus, OH

Tuesday
Mostly Cloudy. High near 75°F. Wind 14 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Thunderstorms Likely. Low around 57°F. Wind 9 to 12 mph, with gusts as high as 22 mph.
Wednesday
Chance of Thunderstorms. High near 75°F. Wind 6 to 9 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly Cloudy. Low around 57°F. Wind 2 to 5 mph, with gusts as high as 10 mph.
Thursday
Isolated T-storm. High near 80°F. Wind 2 to 7 mph, with gusts as high as 12 mph.
Thursday Night
Mostly Clear. Low around 59°F. Wind 3 to 5 mph, with gusts as high as 10 mph.
Friday
Chance of Thunderstorms. High near 82°F. Wind 5 to 12 mph, with gusts as high as 20 mph.
Friday Night
Chance of Thunderstorms. Low around 59°F. Wind 5 to 8 mph, with gusts as high as 16 mph.
Saturday
Rain Showers Likely. High near 73°F. Wind 6 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Chance of Showers. Low around 50°F. Wind 6 to 8 mph, with gusts as high as 16 mph.
Sunday
Partly Sunny. High near 73°F. Wind 7 to 8 mph, with gusts as high as 15 mph.
Sunday Night
Partly Cloudy. Low around 50°F. Wind 6 to 7 mph, with gusts as high as 14 mph.
Monday
Chance of Thunderstorms. High near 77°F. Wind 7 to 10 mph, with gusts as high as 18 mph.
OH Radar
Current Radar • OH
Day 1 Outlook • April 21, 2026

Observation History — Columbus, OH

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)
05:20 PM EDT G 24.2 10.00 Clear -- 75.2 % NA NA 29.97 1014.9
05:15 PM EDT G 28.8 10.00 Clear -- 75.2 % NA NA 29.97 1014.9
05:10 PM EDT G 25.3 10.00 Clear -- 75.2 39.2 27% NA 73.8 29.97 1014.9
05:05 PM EDT G 34.5 10.00 Clear -- 73.4 % NA NA 29.97 1014.9
05:00 PM EDT G 26.5 10.00 Clear -- 73.4 % NA NA 29.98 1015.2
04:50 PM EDT 10.00 Clear -- 73.4 % NA NA 29.98 1015.2
04:45 PM EDT G 29.9 10.00 Clear -- 73.4 % NA NA 29.99 1015.6
04:40 PM EDT G 27.6 10.00 Clear -- 73.4 % NA NA 29.99 1015.6
04:35 PM EDT 10.00 Clear -- 73.4 % NA NA 29.99 1015.6
04:30 PM EDT 10.00 Clear -- 73.4 39.2 29% NA 71.8 29.99 1015.6
04:25 PM EDT 10.00 Clear -- 73.4 41.0 31% NA 72.0 30.00 1015.9
04:20 PM EDT G 27.6 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.00 1015.9
04:10 PM EDT G 25.3 10.00 Clear -- 75.2 39.2 27% NA 73.8 30.00 1015.9
04:05 PM EDT G 32.2 10.00 Clear -- 75.2 41.0 29% NA 73.8 30.00 1015.9
04:00 PM EDT 10.00 Clear -- 75.2 39.2 27% NA 73.8 30.01 1016.3
03:40 PM EDT G 29.9 10.00 Clear -- 75.2 39.2 27% NA 73.8 30.02 1016.6
03:35 PM EDT G 27.6 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.03 1016.9
03:30 PM EDT 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.03 1016.9
03:20 PM EDT G 31.1 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.04 1017.3
03:15 PM EDT 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.04 1017.3
03:10 PM EDT G 26.5 10.00 Clear -- 71.6 % NA NA 30.04 1017.3
03:05 PM EDT G 34.5 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.05 1017.6
03:00 PM EDT G 25.3 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.05 1017.6
02:40 PM EDT G 26.5 10.00 Clear -- 73.4 39.2 29% NA 71.8 30.06 1017.9

Regional Weather Observation

COLUMBUS/ST UNIV (KOSU)

Clear
75.2 F

DELAWARE (KDLZ)

Clear
73.4 F

MARYSVILLE (KMRT)

Clear
77.0 F

URBANA (KI74)

Clear
75.2 F

COLUMBUS (KCMH)

Clear
75.2 F

MARION (KMNN)

Clear and Windy
71.6 F
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