Local weather forecast

Weather in Silex, MO

Updated 2026-09-26 11:45 local time · ZIP codes 63377

Now65°F

Overcast

High / Low74° / 60°

Rain chance17%

Wind6 mph

Weather alerts

Active alerts

Flood Warning issued September 25 at 8:50PM CDT until September 29 at 3:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...Until late Monday night. * IMPACTS...At 25.5 feet, State Route P east of Elsberry begins flooding just east of the levee. * ADDITIONAL DETAILS... - At 8:30 PM CDT Friday the stage was 25.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Friday was 25.5 feet. - Forecast...The river is expected to rise to a crest of 25.6 feet tomorrow morning. It will then fall below flood stage late Sunday evening. - Flood stage is 25.0 feet.

Safety instructions

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx

Flood Warning issued September 25 at 8:50PM CDT until September 29 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until late Monday night. * IMPACTS...At 15.0 feet, The first quarter mile of Edison Avenue beyond the railroad tracks begins flooding near this height. * ADDITIONAL DETAILS... - At 8:30 PM CDT Friday the stage was 15.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM CDT Friday was 15.6 feet. - Forecast...The river is expected to rise to a crest of 15.7 feet just after midnight tonight. It will then fall below flood stage Sunday evening. - Flood stage is 15.0 feet.

Safety instructions

Hourly

Next hours

Now

65°11% rain

1 PM

70°10% rain

2 PM

70°10% rain

3 PM

73°10% rain

4 PM

74°10% rain

5 PM

73°10% rain

6 PM

70°10% rain

7 PM

67°11% rain

8 PM

66°9% rain

9 PM

64°10% rain

10 PM

64°13% rain

11 PM

64°12% rain

Forecast

3-day weather forecast

Today2026-09-26

74° 60°Overcast

Rain 17%Gust 9 mph

Tomorrow2026-09-27

80° 63°Overcast

Rain 7%Gust 8 mph

Monday2026-09-28

81° 60°Sunny

Rain 2%Gust 8 mph

Conditions

Weather details

Feels like60°F

Humidity45%

Pressure30.14 inHg

Visibility6 mi

Wind6 mph ESE

Wind gusts9 mph

Precipitation0.00 in

UV index1

Daylight

Sunrise, sunset and moon

Sunrise06:55 AM

Sunset06:55 PM

Moonrise06:46 PM

Moon phaseFull Moon

Next 24 hours

Key weather changes ahead

Warmest hour4 PM · 74°F

Coolest hour9 AM · 63°F

Highest rain chance10 PM · 13%

Strongest gusts10 PM · 17 mph

Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 13%).

Light layers should work

It feels like 60°F with winds near 6 mph.

Best window: 2 PM

70°F, 10% rain chance and 7 mph wind.

Driving conditions look generally normal

Visibility is around 6 mi; gusts may reach 17 mph.

Good conditions for an easy run

Current temperature is 65°F, wind 6 mph, rain chance up to 13%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Silex

Missouri sits where different air masses often meet, producing hot humid summers, cold winter spells, rapid weather changes and frequent thunderstorms.

Silex is part of the Midwest weather region. The forecast point is near 39.12°N latitude and 91.05°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Silex weather today

Overcast and 65°F in Silex, MO. Today's high is 74°F with a 17% rain chance. Winds are around 6 mph with gusts near 9 mph. Relative humidity is 45%, pressure is 30.14 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Silex

Sunrise is at 06:55 AM and sunset is at 06:55 PM. Tomorrow's forecast calls for Overcast with a high near 80°F and a low near 63°F. The maximum rain chance is 7%.

Nearby

Weather near Silex

Whiteside, MO~7 mi away Olney, MO~7 mi away Hawk Point, MO~10 mi away Troy, MO~10 mi away Eolia, MO~10 mi away Truxton, MO~12 mi away Bellflower, MO~12 mi away Middletown, MO~14 mi away

Missouri

Popular cities in Missouri

View state page →

Saint Louis Kansas City Springfield Columbia Saint Charles Independence Florissant Lees Summit Ballwin O Fallon Saint Joseph Saint Peters Joplin Jefferson City Chesterfield Blue Springs

Explore more weather

Midwest and U.S. city weather

Browse Midwest →

New York, NY Los Angeles, CA Chicago, IL Houston, TX Phoenix, AZ Philadelphia, PA San Antonio, TX San Diego, CA Dallas, TX Jacksonville, FL Austin, TX Fort Worth, TX