Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

Plattsmouth, Plattsmouth Municipal Airport (KPMV)

Lat: 40.95° N Lon: 95.92° W Elev: 1201 ft.

Mostly Cloudy

73°F

23°C

Humidity 93%
Wind Speed NE 5 mph
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 8 Sep 11:35 pm CDT
Detailed forecast for

Cass County

Rest Of Tonight
A chance of thunderstorms. Showers. Near steady temperature in the lower 70s. North winds around 5 mph. Chance of rain near 100 percent.
Wednesday
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly sunny in the afternoon. Not as warm. Humid with highs in the lower 80s. Northwest winds around 5 mph. Chance of rain 50 percent.
Wednesday Night
Partly cloudy in the evening, then clearing. Humid with lows in the lower 60s. North winds around 5 mph.
Thursday
Sunny. Highs in the lower 80s. Northeast winds around 5 mph, becoming southeast in the afternoon.
Thursday Night
Mostly clear. Lows in the mid 60s. Southeast winds 5 to 10 mph.
Friday
Sunny. Highs in the upper 80s.
Friday Night
Mostly clear in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the upper 60s. Chance of rain 70 percent.
Saturday
A slight chance of thunderstorms in the morning. Partly sunny with a chance of showers. Not as warm with highs in the upper 70s. Chance of rain 30 percent.
Saturday Night
Partly cloudy with a 40 percent chance of showers. Lows around 60.
Sunday
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Chance of rain 50 percent.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 50 percent.
Monday
Becoming mostly sunny in the afternoon. A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 60 percent.
Monday Night
A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 40 percent.
Tuesday
Mostly sunny. Highs in the mid 70s.



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1118 PM CDT Tue Sep 8 2026
 
 

Additional Resources

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