National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Marysville Municipal Airport (KMYZ)

Lat: 39.86°NLon: 96.63°WElev: 1283ft.

Overcast

72°F

22°C

Humidity 94%
Wind Speed NE 12 G 20 mph
Barometer 30.01 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Sep 8:55 am CDT
Extended Forecast for

Washington KS

Flood Watch September 15, 01:00pm until September 16, 01:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 59. Northeast wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 59 °F

    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 10am. Cloudy, with a high near 79. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. South wind around 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 67. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 79 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 59. Northeast wind 5 to 10 mph. Chance of precipitation is 90%.
Wednesday
Showers and thunderstorms likely, mainly before 10am. Cloudy, with a high near 79. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Calm wind.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88. South wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 67. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Washington KS
 39.82°N 97.04°W
Last Update:
5:41 am CDT Sep 15, 2026
Forecast Valid:
9am CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation