Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Kirksville, Kirksville Regional Airport (KIRK)

Lat: 40.1° N Lon: 92.54° W Elev: 965 ft.

84°F

29°C

Humidity 72%
Wind Speed SE 10 mph
Barometer 30.13 in (1019.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Sep 12:55 pm CDT
Detailed forecast for

Sullivan County

This Afternoon
Mostly sunny. Highs in the mid 80s. Southeast winds 5 to 10 mph.
Tonight
Partly cloudy. Lows in the lower 70s. Southeast winds 5 to 10 mph, becoming south after midnight.
Saturday
Partly sunny. A slight chance of showers in the morning. Highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Saturday Night
A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Northwest winds around 5 mph. Chance of rain 70 percent.
Sunday
Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Not as warm with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 60 percent.
Sunday Night
Showers likely. Lows in the upper 50s. Chance of rain 60 percent.
Monday
Showers likely, mainly in the morning. Cooler with highs in the mid 60s. Chance of rain 70 percent.
Monday Night
Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 50 percent.
Tuesday
Mostly cloudy. Highs in the lower 60s.
Tuesday Night Through Wednesday Night
Partly cloudy. Lows around 50. Highs in the mid 60s.
Thursday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 60s.



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127 PM CDT Fri Sep 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database