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 >

Current conditions at

Hannibal Regional Airport (KHAE)

Lat: 39.73° N Lon: 91.44° W Elev: 770 ft.

Fair

73°F

23°C

Humidity 74%
Wind Speed S 5 mph
Barometer 29.87 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Sep 11:55 pm CDT
Detailed forecast for

Lewis County

Rest Of Tonight
Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 70s. West winds around 5 mph. Chance of rain 50 percent.
Sunday
Partly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Cooler with highs around 80. Northwest winds 5 to 10 mph. Chance of rain 50 percent.
Sunday Night
Cloudy with showers likely. A chance of thunderstorms, mainly in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 70 percent.
Monday
A slight chance of thunderstorms in the morning. Mostly cloudy with a chance of showers. Cooler with highs in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 50 percent.
Monday Night
Mostly cloudy with a 20 percent chance of showers. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Tuesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 60s.
Tuesday Night Through Wednesday Night
Partly cloudy. Lows in the lower 50s. Highs in the upper 60s.
Thursday Through Friday
Mostly cloudy. Highs in the lower 70s. Lows in the mid 50s.
Friday Night
Partly cloudy. Lows in the mid 50s.
Saturday
Partly sunny. A slight chance of showers in the morning. Highs in the mid 70s. Chance of rain 20 percent.



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127 AM CDT Sun Sep 20 2026
 
 

Additional Resources

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