What is today's weather forecast for Potosi, MO?

Today's forecast for Potosi shows a low of 32 degrees Fahrenheit. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 32.

What is the 7-day weather forecast for Potosi, MO?

The 7-day forecast for Potosi shows highs from 33 to 45 degrees and lows from 18 to 32 degrees Fahrenheit. Expect precipitation on 5 days with chances of 20% or higher.

Will it rain in Potosi, MO this week?

Yes, rain is possible in Potosi this week. Precipitation chances: Friday (60% chance), Saturday (80% chance), Sunday (20% chance), Monday (20% chance), Tuesday (20% chance).

How accurate is the Potosi weather forecast?

WeatherForYou provides highly accurate Potosi forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Potosi, MO Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

52°F
Feels Like 52°F

Humidity 91% Dew Point 49°F Wind Calm Barometer 30.02 in.

Report from a MADIS/MESONET weather station 7.7 mi. W of central Potosi
at 7:45 PM Tue, Nov 25, 2025

Point Forecast at a Glance

TueNov 25

WedNov 26

ThuNov 27

FriNov 28

SatNov 29

80%

SunNov 30

20%

MonDec 1

20%

7-Day Temperature Trend

Week Ahead Summary

Cooling trend continues with high temperatures dropping from 45°F to 33°F. Unsettled weather expected with wintry mix likely on at least 4 days.

Climate Context

This week's forecast shows temperatures running 10°F below the historical average for November-December. Normal highs for this period are around 50°F with lows around 30°F.

This Date in Weather History

1950 - A great storm hit the Northern and Central Appalachians with snow and high winds. Winds reached hurricane force along eastern slopes of the Appalachians, with gusts to 100 mph at Hartford CT, 110 mph at Concord NH, and 160 mph at Mount Washington NH. Heavy rain also hit the eastern slopes, with eight inches reported at Slide Mountain NY. The western slopes were buried under heavy snow. The storm produced record snowfall totals of 27.7 inches at Pittsburgh PA, and 36.3 inches at Steubenville OH. The snow, and record cold temperatures, resulted in 160 deaths.

Potosi, MO 7 Day Weather Forecast Details

Tuesday Nov 25

Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 32. West wind 10 to 13 mph, with gusts as high as 36 mph.

Wednesday Nov 26

Day: Sunny, with a high near 45. West wind 9 to 15 mph, with gusts as high as 33 mph.

Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West wind 5 to 8 mph, with gusts as high as 22 mph.

Thursday Nov 27

Day: Sunny, with a high near 44. Northwest wind 3 to 7 mph.

Night: Mostly clear, with a low around 21. Light northwest wind.

Friday Nov 28

Day: Mostly sunny, with a high near 42.

Night: A slight chance of snow before midnight, then rain and snow likely. Cloudy, with a low around 29. Chance of precipitation is 60%.

Saturday Nov 29

Day: Rain and snow, becoming all rain after noon. High near 42. Chance of precipitation is 80%.

Night: Rain likely, mainly before midnight. Cloudy, with a low around 26. Chance of precipitation is 70%.

Sunday Nov 30

Day: A 20 percent chance of rain. Mostly cloudy, with a high near 35.

Night: A slight chance of rain and snow. Mostly cloudy, with a low around 18. Chance of precipitation is 20%.

Monday Dec 1

Day: A slight chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 20%.

Night: A 20 percent chance of snow. Mostly cloudy, with a low around 19.

Tuesday Dec 2

Day: A slight chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 20%.

About Potosi, MO

Potosi is a city and the county seat of Washington County, Missouri, United States. Potosi is 72 miles (116 km) southwest of St. Louis. The population was 2,538 as of the 2020 census. Located in the Lead Belt, the city was founded in 1763 by French colonists as Mine à Breton or Mine au Breton. After the United States acquired this area, American Moses Austin renamed the community for the Bolivian silver-mining city of Potosí. He was involved in lead mining.

Content from Wikipedia, licensed under CC BY-SA 3.0.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

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