Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Current conditions at

Topeka, Philip Billard Municipal Airport (KTOP)

Lat: 39.07°NLon: 95.63°WElev: 879ft.

A Few Clouds

85°F

29°C

Humidity 77%
Wind Speed Calm
Barometer 29.86 in (1010.0 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 28 Jul 7:53 pm CDT
Extended Forecast for

Saint Marys KS

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 74. East wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 90. East wind 5 to 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 72. East wind 5 to 10 mph.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 89. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%.

    Low: 72 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A slight chance of thunderstorms before 7am.  Mostly sunny, with a high near 89. Southeast wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 10%.

    High: 89 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. North wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 64. North wind 5 to 10 mph becoming light  in the evening.

    Low: 64 °F

    Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. East wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. East wind 5 to 10 mph.
Thursday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 89. Southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 72. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 89. Southeast wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 10%.
Friday Night
Mostly clear, with a low around 66. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 85. North wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 64. North wind 5 to 10 mph becoming light in the evening.
Sunday
Sunny, with a high near 87.
Sunday Night
Clear, with a low around 65.
Monday
Sunny, with a high near 89.
Monday Night
Clear, with a low around 67.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Marys KS
 39.19°N 96.06°W
6:16 pm CDT Jul 28, 2026
8pm CDT Jul 28, 2026-6pm CDT Aug 4, 2026
 
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Additional Resources

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