Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Current conditions at

St. Johns, St. Johns Industrial Airpark (KSJN)

Lat: 34.51833°NLon: 109.37917°WElev: 5732.0ft.

Clear

82°F

28°C

Humidity 21%
Wind Speed SSW 11 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 11 Jul 09:20 PM MST
Extended Forecast for

St. Johns AZ

  • Tonight

    Tonight: Partly cloudy, with a low around 70. South wind 6 to 16 mph, with gusts as high as 26 mph.

    Low: 70 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 94. Light and variable wind becoming southeast 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 67. Southeast wind 5 to 13 mph becoming west in the evening. Winds could gust as high as 22 mph.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after 3pm.  Increasing clouds, with a high near 93. East wind 5 to 11 mph, with gusts as high as 22 mph.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 68. Southeast wind 5 to 11 mph becoming southwest in the evening. Winds could gust as high as 22 mph.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 91. East wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 67. East wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 60. West wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 16 mph.  Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. South wind 6 to 16 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 94. Light and variable wind becoming southeast 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 67. Southeast wind 5 to 13 mph becoming west in the evening. Winds could gust as high as 22 mph.
Monday
A 10 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 93. East wind 5 to 11 mph, with gusts as high as 22 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 68. Southeast wind 5 to 11 mph becoming southwest in the evening. Winds could gust as high as 22 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. East wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 67. East wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 60. West wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 50%.
Thursday
Showers and thunderstorms likely after noon. Partly sunny, with a high near 87. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Light and variable wind becoming southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Southwest wind 6 to 11 mph becoming light south after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
St. Johns AZ
 34.51°N 109.37°W (Elev. 5797 ft)
10:31 pm MDT Jul 11, 2026
10pm MDT Jul 11, 2026-6pm MDT Jul 18, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database