Weather Alert
Washington County Weather Warning NWS WEATHER ALERT FOR THE WASHINGTON COUNTY, MO AREA - SHORTTERM FORECAST Issued: 1153 AM CDT Tue Sep 15 2026 Washington County Weather Warning

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Washington County, MO Weather - Hour by Hour Forecast

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Washington County, MO Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Partly Cloudy. Temperature is N/A°F-18°C, dew point 0°F-18°C, humidity N/A%. Wind direction is W at 8 mph13 km/h with visibility of 10 mi16 km. Barometric pressure is 30.09 in1018 mb.
Today - Sunny. A slight chance of showers and thunderstorms. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Gusts up to 20 mp.. Full Forecast
Tonight - Partly cloudy. Scattered showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Southeast winds around 5 mph. Ch.. Full Forecast

Washington County Hourly Weather

24 Hour Forecast Scroll
Tue, Sep 15
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Washington County, MO Hourly Weather - Mostly Clear - 2:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 3:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 4:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 5:00 PM Washington County, MO Hourly Weather - Partly Cloudy - 6:00 PM Washington County, MO Hourly Weather - Partly Cloudy - 7:00 PM Washington County, MO Hourly Weather - Partly Cloudy - 8:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 9:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 10:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 11:00 PM Washington County, MO Hourly Weather - Mostly Cloudy - 12:00 AM Washington County, MO Hourly Weather - Mostly Cloudy - 1:00 AM Washington County, MO Hourly Weather - Mostly Cloudy - 2:00 AM Washington County, MO Hourly Weather - Cloudy - 3:00 AM Washington County, MO Hourly Weather - Cloudy - 4:00 AM Washington County, MO Hourly Weather - Cloudy - 5:00 AM Washington County, MO Hourly Weather - Mostly Cloudy - 6:00 AM Washington County, MO Hourly Weather - Mostly Cloudy - 7:00 AM Washington County, MO Hourly Weather - Mostly Cloudy - 8:00 AM Washington County, MO Hourly Weather - Partly Cloudy - 9:00 AM Washington County, MO Hourly Weather - Partly Cloudy - 10:00 AM Washington County, MO Hourly Weather - Partly Cloudy - 11:00 AM Washington County, MO Hourly Weather - Mostly Clear - 12:00 PM Washington County, MO Hourly Weather - Mostly Clear - 1:00 PM
Mostly Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Mostly Clear
96°F36°C 96°F36°C 97°F36°C 94°F34°C 92°F33°C 89°F32°C 86°F30°C 83°F28°C 80°F27°C 79°F26°C 78°F26°C 77°F25°C 76°F24°C 76°F24°C 75°F24°C 75°F24°C 74°F23°C 74°F23°C 78°F26°C 81°F27°C 85°F29°C 87°F31°C 90°F32°C 92°F33°C
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7% 7% 7% 7% 7% 7% 14% 14% 14% 14% 14% 14% 18% 18% 18% 18% 18% 18% 8% 8% 8% 8% 8% 8%
68°F20°C 68°F20°C 68°F20°C 68°F20°C 69°F21°C 69°F21°C 70°F21°C 70°F21°C 71°F22°C 71°F22°C 72°F22°C 72°F22°C 72°F22°C 71°F22°C 71°F22°C 71°F22°C 70°F21°C 70°F21°C 71°F22°C 71°F22°C 72°F22°C 71°F22°C 71°F22°C 70°F21°C
40% 40% 39% 43% 47% 52% 59% 65% 74% 77% 82% 85% 87% 85% 87% 87% 87% 87% 79% 72% 65% 59% 54% 49%
SSE SSE S S S S S S S S S S S SSE SE SSE SSE S S SSE SW SW SW SW
10 mph 8 mph 8 mph 8 mph 5 mph 5 mph 5 mph 3 mph 3 mph 3 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph 5 mph 5 mph 5 mph 6 mph 6 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
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POP
Dewpoint
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POP = Probability of Precipitation. ** Indicates missing data/values from KFAM model statistics.

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Prob Precip % = Probability of Precipitation.

Washington County 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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