| NWS Forecast for: Montgomery County Issued by: National Weather Service Saint Louis, MO Last Update: 523 AM CDT Mon Aug 17 2026 | |
| Today: Mostly sunny. Highs in the lower 80s. North winds 5 to 10 mph. Tonight: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s. North winds around 5 mph. Tuesday: Patchy fog in the morning. Sunny. Highs in the mid 80s. Southwest winds around 5 mph. Tuesday Night: Partly cloudy in the evening, then mostly cloudy with showers and thunderstorms likely after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 70 percent. Wednesday: Becoming partly sunny in the afternoon. A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the lower 80s. West winds around 5 mph, becoming northwest around 5 mph in the afternoon. Chance of rain 70 percent. Wednesday Night: Partly cloudy with a chance of thunderstorms. A chance of showers. Lows in the mid 60s. Chance of rain 50 percent. Thursday: Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent. Thursday Night: Partly cloudy. Lows in the lower 60s. Friday Through Sunday: Mostly clear. Highs in the lower 80s. Lows in the lower 60s. | |
| Zone Forecast: Montgomery County | |
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