Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Pratt Municipal (KPTT)

Lat: 37.7°NLon: 98.75°WElev: 1952ft.

Thunderstorm Rain

N/A

Humidity NA
Wind Speed SE 6 mph
Barometer 29.78 in
Dewpoint N/A
Visibility 2.50 mi
Last update 21 Jun 12:55 am CDT
Extended Forecast for

Saint John KS

Severe T-storm Watch June 21, 01:26am until June 21, 03:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch June 21, 01:26am until June 21, 03:00am

    NOW until 3:00am Sun

    Severe T-storm Watch

  • Overnight

    Low: 67 °F

    T-storms
    Likely and
    Breezy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 10am and 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 87. South southeast wind 10 to 15 mph becoming north in the afternoon.

    High: 87 °F

    Chance
    T-storms then
    Sunny

  • Sunday Night

    Sunday Night: A 10 percent chance of showers after 5am.  Increasing clouds, with a low around 61. Northeast wind 8 to 13 mph.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 81. Northeast wind around 10 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 61. East wind 5 to 9 mph.  Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
Showers and thunderstorms likely, mainly before 3am. Cloudy, with a low around 67. Breezy, with a south southeast wind around 21 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 10am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 87. South southeast wind 10 to 15 mph becoming north in the afternoon.
Sunday Night
A 10 percent chance of showers after 5am. Increasing clouds, with a low around 61. Northeast wind 8 to 13 mph.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 81. Northeast wind around 10 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. East wind 5 to 9 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 81.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Saturday
Sunny, with a high near 95. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint John KS
 38°N 98.75°W (Elev. 1903 ft)
12:17 am CDT Jun 21, 2026
1am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
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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