Today | Weather | Thursday, June 25, 2026
Active Weather Warnings

Weather in Columbia, Missouri

12:07 PM
Now
Cloudy Weather
81° F
Feels Like 91°
Precipitation 20 %
Wind 5 mph
UV Index (0 - 11+) 6
Humidity 73 %
Today
Sunny with a Chance of Thunderstorms
Day 81°
Night 68°
Precipitation 57 %
Wind 5 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Columbia Weather Forecast Updated

18 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 25, 2025)
Partly Sunny with Showers

Day

91°

Night

73°

Wind

7 mph

UV Index

11

Precipitation

80 %

Air Quality in Columbia

NOW
25 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.84 µg/m³
PM10 3.14 µg/m³
O3 0.027 ppm
NO2 0.5 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 1.49 µg/m³
NO 0.02 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.52.84 µg/m³
PM103.14 µg/m³
O353.32 µg/m³
NO21 µg/m³
SO20.36 µg/m³
CO123.14 µg/m³
NH31.49 µg/m³
NO0.02 µg/m³

Weather Alerts and Warnings for Columbia

Severe Future Possible

Flood Watch

Flood Watch issued June 25 at 1:16AM CDT until June 26 at 7:00AM CDT by NWS St Louis MO
Jun 25, 1:00 PM Jun 26, 7:00 AM
WHAT: Flash flooding caused by excessive rainfall continues to be
possible.

WHERE: Portions of Illinois, including the following areas, Bond
IL, Calhoun IL, Clinton IL, Fayette IL, Greene IL, Jersey IL,
Macoupin IL, Madison IL, Marion IL, Monroe IL, Montgomery IL, Saint
Clair IL and Washington IL and Missouri, including the following
areas, Boone MO, Callaway MO, Cole MO, Crawford MO, Franklin MO,
Gasconade MO, Jefferson MO, Lincoln MO, Moniteau MO, Montgomery MO,
Osage MO, Saint Charles MO, Saint Louis City MO, Saint Louis MO,
Warren MO and Washington MO.

WHEN: From 1 PM CDT this afternoon through Friday morning.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

ADDITIONAL DETAILS:
- Multiple waves of thunderstorms capable of heavy rainfall.
- Some locations that may experience flooding include...
St. Louis, Columbia, O'Fallon, St. Charles, St. Peters,
Florissant, Chesterfield, Belleville, Jefferson City, Wildwood,
University City, Ballwin, Granite City, Wentzville, Alton,
Kirkwood, Maryland Heights, East St. Louis and Hazelwood.
+ Read More
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Updated: Jun 25, 11:49 AM Source: NWS Alert