Potosi, MO Weather Forecast
Local 7-day forecast
Scattered Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Potosi, MO in one place.
Scattered showers and thunderstorms before 9am, then a chance of showers and thunderstorms between 9am and 10am, then scattered showers and thunderstorms. Partly sunny, with a high near 83. South wind around 6 mph. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for Potosi, MO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 12, 2026 11:00 PM CDT.
The active forecast window currently covers Jun 13 to Jun 19, 2026 for Potosi, MO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 13 to Jun 19, 2026
- Latest sync
- Jun 12, 2026 11:00 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Potosi
Thursday looks like the warmest upcoming period in Potosi at 86 degrees F.
Monday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Wednesday at about 6 to 13 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 12, 2026 11:00 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before midnight, then showers and thunderstorms between midnight and 1am, then a chance of showers and thunderstorms between 1am and 3am, then scattered showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 65. Southwest wind around 6 mph. Chance of precipitation is 80%.
Scattered rain showers before 7am. Partly sunny, with a high near 76. Northwest wind around 8 mph. Chance of precipitation is 30%.
Partly cloudy, with a low around 54. Northwest wind 1 to 6 mph.
Mostly sunny, with a high near 75.
Partly cloudy, with a low around 53.
Sunny, with a high near 81.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
A chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Showers and thunderstorms likely. Partly cloudy, with a low around 69. Chance of precipitation is 60%.
Rain showers likely before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 50%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jun 13
|
Scattered Showers And Thunderstorms
|
83°F |
6 mph
S
|
|
Saturday Night
Jun 13
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
65°F |
6 mph
SW
|
|
Sunday
Jun 14
|
Scattered Rain Showers then Partly Sunny
|
76°F |
8 mph
NW
|
|
Sunday Night
Jun 14
|
Partly Cloudy
|
54°F |
1 to 6 mph
NW
|
|
Monday
Jun 15
|
Mostly Sunny
|
75°F |
0 to 3 mph
NW
|
|
Monday Night
Jun 15
|
Partly Cloudy
|
53°F |
2 mph
NW
|
|
Tuesday
Jun 16
|
Sunny
|
81°F |
2 to 6 mph
SW
|
|
Tuesday Night
Jun 16
|
Chance Showers And Thunderstorms
|
61°F |
5 mph
SW
|
|
Wednesday
Jun 17
|
Chance Showers And Thunderstorms
|
85°F |
6 to 13 mph
SW
|
|
Wednesday Night
Jun 17
|
Showers And Thunderstorms Likely
|
69°F |
9 to 13 mph
SW
|
|
Thursday
Jun 18
|
Chance Showers And Thunderstorms
|
86°F |
5 to 8 mph
W
|
|
Thursday Night
Jun 18
|
Chance Showers And Thunderstorms
|
64°F |
1 to 5 mph
W
|
|
Juneteenth
Jun 19
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
84°F |
3 mph
S
|
Nearby Forecasts
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Nearby forecast pages are not available for this location yet.
